1CAN110701, Steam Generator Tube Inspection Report

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Steam Generator Tube Inspection Report
ML073120010
Person / Time
Site: Arkansas Nuclear Entergy icon.png
Issue date: 11/01/2007
From: James D
Entergy Operations
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
1CAN110701
Download: ML073120010 (39)


Text

Entergy Operations, Inc.

1448 S.R. 333 E tegy Russellville, AR 72802 Tel 479-858-4619 Dale E. James Manager, Licensing 1CAN 110701 November 1, 2007 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001

Subject:

Steam Generator Tube Inspection Report Arkansas Nuclear One - Unit 1 Docket No. 50-313 License No. DPR-51

Dear Sir or Madam:

Arkansas Nuclear One, Unit 1 (ANO-1) Technical Specification 5.6.7 requires that a Steam Generator (SG) tube inspection report shall be submitted within 180 days after initial entry into mode 4 following completion of an inspection.

Attached is the SG Tubing In-service Inspection Report which presents the results from ANO-1I's scheduled refueling outage (1 R20) inspection. The inspection was completed in May 2007.

This submittal contains no commitments. Should you have any questions regarding this report, please contact Fred Van Buskirk of my staff at (479) 858-3155.

Sincerely, DEJ/f(

40(

Attachments:

1. ANO-1 Steam Generator Tube Inspection Report
2. SGA Wear Indications
3. SGB Wear Indications cc:

Mr. Elmo E. Collins Regional Administrator U. S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 NRC Senior Resident Inspector Arkansas Nuclear One P.O. Box 310 London, AR 72847 U. S. Nuclear Regulatory Commission Attn: Mr. Alan Wang Mail Stop O-7D1 Washington, DC 20555-0001 K

Attachment I ICAN110701 Arkansas Nuclear One, Unit 1 Steam Generator Tube Inspection Report to 1CAN 110701 Page 1 of 5 ARKANSAS NUCLEAR ONE, UNIT I STEAM GENERATOR TUBING 180 DAY INSPECTION REPORT I

INTRODUCTION Arkansas Nuclear One, Unit 1 (ANO-1) Technical Specification (TS) 5.6.7 requires Entergy Operations to submit a 180 day report to the NRC that outlines the details of the steam generator (SG)'tubing inspections that were performed during the reporting period. The report shall include:

1.

The scope of inspections performed on each steam generator.

2.

Active degradation mechanisms found.

3.

Nondestructive examination techniques utilized for each degradation mechanism.

4.

Location, orientation (if linear), and measured sizes (if available) of service induced indications.

5.

Number of tubes plugged during the inspection outage for each active degradation mechanism.

6.

Total number and percentage of tubes plugged to date.

7.

The results of condition monitoring, including the results of tube pulls and in-situ testing.

The operating period for this report includes one outage, a refueling inspection (1 R20) in April/May 2007 which was the first ISI following the steam generator replacement outage. This report details the results of that inspection.

2 DESIGN The replacement steam generators for ANO-1 are Enhanced Once-Through Steam Generators (EOTSG) manufactured by AREVA. The EOTSG is a straight shell and tube type heat exchanger installed in a vertical position with bottom supports and such emergency supports as required to accommodate normal and accident loads. The tubing consists of Inconel 690 thermally treated tubing that is 5/8" in diameter with a 0.037" wall thickness. The tubes are expanded full depth hydraulically in the tubesheet.

There are 15 tube supports that are constructed of (SA 240 type 410) stainless steel and are a broached trefoil-hole design.

3 Report Requirements 3.1 The scope of inspections performed on each steam generator.

Table 3.1 lists the inspection scope of 1R20.

to 1CAN 110701 Page 2 of 5 Table 3.1 1R20 Inspection Scope SG A Examination Type Inspections Conducted

% Scope Extent Tested Bobbin Initial 15595 100 TEC to TEH X-Probe/Plus Point 122 N/A N/A X-Probe Lower Tubesheet 1216 7.8

+/- 3 Inches TTS Periphery Examination for Loose Parts SG B Examination Type Inspections Conducted

% Scope Expansion Rea'd Bobbin Initial 15597 100 TEC to TEH X-Probe/Plus Point 162 N/A N/A X-Probe Lower Tubesheet 1216 7.8

+/- 3 Inches TTS Periphery Examination for Loose Parts 3.2 Active degradation mechanisms found.

This was the first ISI following replacement of the steam generators. The only mechanisms identified were mechanical wear at tube support plates, volumetric and fabrication induced indications. These are listed in Table 3.2.1 for SGA and 3.2.2 for SGB TABLE 3.2.1 SGA INDICATION LIST FOR 1R20 Item No.

Mechanism Number of Indications 1

Wear at TSP 690 2

Volumetric 4

3 Dents 3

4 MBM 1

5 Bulge 1

6 Proximity 33 7

Potential Loose Parts 0

to 1CAN 110701 Page 3 of 5 TABLE 3.2.2 SGB INDICATION LIST FOR 1R20 Item No.

Mechanism Number of Indications 1

Wear at TSP 512 2

Volumetric 18 3

Dents 3

4 MBM 2

5 Bulge 0

6 Proximity 0

7 Potential Loose Parts 5

3.3 Nondestructive examination techniques utilized mechanism.

for each degradation NDE Technique McaimPoe Detection Sizing Uncertainty Mechanism Probe ETSS ETSS

(%tW)

(°/TW) 96004.1 96004.1 Wear Bobbin Rev.1 Rev.1 4.49%TW Rev. 10 Rev. 10

  • Pitting Bobbin 96005.4 96005.4 12.58%TW Rev. 9 Rev. 9 MBM's Bobbin 96010.1 N/A N/A Rev. 7 Volumetric

+Point 21998.1 N/A N/A Rev. 3 96910.1 96910.1 Wear

+Point Rv10 e.106.68%TW Rev. 10 Rev. 10 Wear X-Probe 24044.1 24044.1 7.10%TW Rev. 0 Rev. 0 to 1CAN 110701 Page 4 of 5 3.4 Location, orientation (if linear), and measured sizes (if available) of service induced indications.

The only service induced mechanism is wear at the tube support plates. Due to the large number of indications, these are listed in the back of the report in attachment 2 for SGA and attachment 3 for SGB.

3.5 Number of tubes plugged during the inspection outage for each active degradation mechanism.

There was one tube plugged during the outage in SGB for preventative reasons. This was due to a 28% TW wear indication. The tube was also stabilized full length. This is listed in Table 3.5.1 below. There were 2 tubes preventatively plugged during fabrication in SGA due to failed expander tooling. This is listed in Table 3.6.1 Table 3.5.1 Tubes Plugged Row Tube Indication Location Plug Type Stabilizer 10 63 PCT 10S + 0.52 Mechanical Full Length Rolled Plug 3.6 Total number and percentage of tubes plugged to date.

There are no sleeves installed in either generator. The plugging information is listed in Table 3.6.1.

Table 3.6.1 Cumulative Plugs in Service SGA SGB Year Outage Installed Cumulative Installed Cumulative 2005 Fabrication 2

2 0

0 2005 Baseline 0

2 0

0 2007 1 R20 0

2 1

1 to 1CAN110701 Page 5 of 5 3.7 The results of condition monitoring, including the results of tube pulls and in-situ testing.

All condition monitoring requirements were met. There were no indications that exceeded performance criteria or in-situ screening limits. There were no tube pulls required.

An item of note was the fact that proximity indications were identified in SGA.

Proximity is an indicator of tube bowing. The bowing resulted from stay rod bowing due to a compressive load applied during cool down from locking of the tube support plates in the upper shroud. Information related to the stay rod bowing was presented to the NRC in a meeting conducted on August 29, 2007. Additional inspections are planned for 1R21 (next refueling) to validate the root cause.

The growth rate of the tube support plate wear was considered moderately low such that it would have supported skipping 2 cycles.

1CAN110701 SGA Wear Indications to 1CAN 110701 Page 1 of 17 SGA Wear Indications ITEM 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 ROW 1

2 3

4 5

5 5

5 5

5 5

5 5

5 6

6 6

6 6

6 6

6 6

6 7

7 7

7 7

7 7

8 8

8 8

9 9

9 10 10 10 10 10 TUBE VOLTS INDICATION 19 4

5 25 19 19 20 23 24 25 27 28 28 29 6

9 13 15 19 21 26 30 32 33 9

10 14 17 32 34 35 11 16 39 51 9

12 31 1

9 10 11 13 0.07 0.08 0.12 0.12 0.09 0.09 0.16 0.09 0.09 0.12 0.07 0.11 0.11 0.11 0.13 0.15 0.08 0.11 0.12 0.08 0.09 0.1 0.1 0.11 0.09 0.15 0.09 0.15 0.13 0.09 0.13 0.12 0.14 0.18 0.1 0.12 0.21 0.16 0.16 0.12 0.1 0.15 0.11 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 5

6 8

7 7

7 11 7

7 9

6 8

8 9

8 11 6

9 9

7 7

8 8

8 811 7

8 7

6 7

7 8

10 7

7 11 11 11 7

8 11 8

SUPPORT 13S 13S 13S los los 12S los los 12S 12S 12S los los 10S 10S los 10S 10S 10S 12S 12S 12S 12S 10S 10S 10S 10S 10S 12S 12S 12S 10S 09S 12S 14S 105 105 12S 13S 10S 10S 10S 10S INCH

-0.4

-0.58

-0.28 0.03

-0.67

-0.75

-0.67

-0.64

-0.64

-0.64

-0.64

-0.64 0.36 0.31

-0.61

-0.61

-0.61

-0.64

-0.64

-0.81

-0.75

-0.75

-0.75 0.31

-0.72

-0.67

-0.64

-0.66 0.52

-0.77

-0.66

-0.58

-0.71

-0.64 0.18

-0.67

-0.53

-0.8 0.49

-0.64

-0.48

-0.66

-0.56 to 1CAN 110701 Page 2 of 17 SGA Wear Indications ITEM 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 ROW 10 10 10 10 11 11 11 11 11 121 11 11 11 11 11 11 12 12 12 12 12 12 12 12 12 13 13 13 13 13 13 13 13 13 13 13 14 14 15 17 18 19 20 TUBE VOLTS INDICATION 15 0.11 PCT 56 0.09 PCT 61 0.13 PCT 61 0.1 PCT 1

0.26 PCT 6

0.09 PCT 8

0.18 PCT 10 0.07 PCT 11 0.08 PCT 12 0.07 PCT 13 0.15 PCT 14 0.11 PCT 15 0.12 PCT 52 0.14 PCT 55 0.12 PCT 64 0.07 PCT 2

0.16 PCT 7

0.26 PCT 8

0.14 PCT 9

0.17 PCT 10 0.41 PCT 11 0.27 PCT 12 0.1 PCT 22 0.1 PCT 57 0.12 PCT 8

0.1 PCT 8

0.05 PCT 10 0.1 PCT 11 0.15 PCT 12 0.11 PCT 13 0.21 PCT 14 0.12 PCT 14 0;11 PCT 57 0.1 PCT 59 0.07 PCT 59 0.09 PCT 11 0.13 PCT 12 0.1 PCT 80 0.16 PCT 5

0.47 PCT 21 0.12 PCT 41 0.08 PCT 82 0.13 PCT PERCENT TW 9

6 9

7 16 5

10 6

7 5

9 6

9 8

7 5

11 13 8

10 20 14 9

6 8

9 5

9 12 9

15 10 7

7 5

7 11 8

10 20 7

6 8

SUPPORT los 14S 13S 14S 13S los los los los los los los 10S 10S 09S 10S 13S 10S los los los 10S los 09S 15S 10s 12S 10s los 10s 10S 10S 10s 09S 11S 12S los 12S 13S los 09S 08S 12S INCH

-0.58 0.32 0.34 0.25 0.49 0.43

-0.64

-0.57

-0.6

-0.6

-0.62

-0.57

-0.56

-0.52 0.44

-0.06 0.55

-0.52

-0.64

-0.73

-0.63

-0.69

-0.51

-0.63

-0.79

-0.57

-0.51

-0.51

-0.54

-0.51

-0.51

-0.54

-0.6

-0.66 0.36

-0.77

-0.54

-0.57

-0.37

-0.61

-0.61

-0.69 0.32 to 1CAN 110701 Page 3 of 17 SGA Wear Indications ITEM 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 ROW 20 21 21 21 21 22 22 22 22 23 23 23 23 23 23 24 24 24 24 24 24 25 25 25 25 25 25 26 26 26 26 26 26 26 26 26 27 27 27 27 27 27 27 TUBE VOLTS INDICATION 85 45 82 87 90 58 85 85 85 40 44 85 86 89 94 30 38 48 83 85 91 34 40 54 56 59 63 17 43 47 49 51 56 65 67 71 28 30 31 32 34 36 38 0.08 0.1 0.12 0.08 0.16 0.08 0.27 0.1 0.09.

0.11 0.11 0.41 0.53 0.11 0.21 0.1 0.1 0.1 0.27 0.13 0.16 0.09 0.08 0.08 0.17 0.24 0.12 0.1 0.12 0.07 0.15 0.09 0.08 0.14 0.12 0.07 0.08 0.13 0.12 0.09 0.14 0.07 0.1 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 6

6 8

6 10 7

15 7

6 8

8 20 23 7

13 8

6 6

15 8

10 7

5 6

12 15 9

6 9

6 10 7

6 10 9

6 5

10 9

7 10 5

6 SUPPORT 14S 08S los 12S 12S 08S l0s los 11S 08S 08S los los 12S 12S 08S 08S 08S 10S 12S 12S 08S 08S 08S 08S 08S 08S 14S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S INCH 0.32 0.27

-0.79

-0.79

-0.64

-0.64

-0.68 0.17 0.37

-0.64

-0.61

-0.72

-0.78 0.44

-0.82

-0.69 0.47

-0.63

-0.75

-0.81

-0.78

-0.69 0.47 0.44

-0.69

-0.61

-0.63 0.43

-0.61

-0.66

-0.63

-0.66

-0.63

-0.66

-0.6

-0.63 0.46

-0.55

-0.61

-0.55

-0.61

-0.57

-0.66 to 1CAN 110701 Page 4 of 17 SGA Wear Indications ITEM 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 ROW 27 27 27 27 27 27 27 27 27 27 27 28 28 28 28 28 28 28 28 28 29 29 29 29 29 29 29 29 29 30 30 30 30 30 30 30 30 30 31 31 31 31 31 TUBE VOLTS INDICATION 39 40 41 43 45 46 49 54 55 58 63 6

16 31 35 41 55 56 57 97 31 32

.34 41 62 79 98 98 99 26 31 32 34 36 37 56 68 100 30 32 33 38 70 0.08 0.09 0.11 0.09 0.09 0.1 0.12 0.09 0.14 0.09 0.07 0.09 0.06 0.09 0.1 0.14 0.08 0.07 0.09 0.07 0.15 0.1 0.11 0.11 0.08 0.1 0.08 0.1 0.08 0.07 0.13 0.11 0.1 0.09 0.09 0.08 0.1 0.08 0.09 0.09 0.09 0.16 0.09 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT-PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT.

PCT PCT PCT PCT PERCENT TW 5

5 8

7 7

8 9

7 10 6

5 8

6 5

8 8

5 5

6 5

9 8

9 9

6 6

5 6

5 5

10 9

8 7

6 7

8 6

6 6

6 9

6 SUPPORT 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 12S los 08S 08S 08S 08S 08S 08S 12S 08S 08S 08S 08S 08S 07S 12S 12S 12S 08S 08S 08S 08S 08S 08S 08S 08S 12S 08S 08S 08S 08S 08S INCH

-0.55

-0.55

-0.55

-0.63

-0.66

-0.63

-0.6

-0.69

-0.6

-0.63

-0.63

-0.6 0.69

-0.57

-0.58

-0.54

-0.51

-0.59

-0.59

-0.78

-0.62

-0.56

-0.64

-0.56

-0.52

-0.57

-0.8 0.35

-0.83 0.53

-0.67

-0.58

-0.67

-0.64

-0.55

-0.61

-0.61

-0.74

-0.57 0.49 0.44

-0.65 0.46 to 1CAN 110701 Page 5 of 17 SGA Wear Indications ITEM 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 ROW 31 32 32 32 32 32 32 32 33 33 33 34 34 34 34 34 34 35 35 35 35 36 36 36 36 37 37 37 38 38 38 38 38 38 38 38 38 39 39 39 39 40 40 TUBE VOLTS INDICATION 101 0.07 PCT 25 0.12 PCT 25 0.08 PCT 31 0.1 PCT 32 0.07 PCT 36 0.08 PCT 67 0.08 PCT 99 0.1 PCT 32 0.09 PCT 77 0.07 PCT 80 0.11 PCT 27 0.09 PCT 28 0.07 PCT 33 0.09 PCT 36 0.06 PCT 75 0.1 PCT 103 0.13 PCT 21 0.11 PCT 21 0.08 PCT 24 0.09 PCT 76 0.09 PCT 25 0.1 PCT 27 0.12 PCT 84 0.08 PCT 89 0.1 PCT 5

.0.1 PCT 61 0.08 PCT 86 0.08 PCT 5

0.09 PCT 15 0.07 PCT 20 0.11 PCT 23 0.08 PCT 24 0.1 PCT 25 0.08 PCT 26 0.11 PCT 27 0.08 PCT 110 0.12 PCT 6

0.07 PCT 20 0.1 PCT 25 0.07 PCT 25 0.09 PCT 19 0.13 PCT 19 0.09 PCT PERCENT TW 5

10 7

8 5

5 5

7 7

6 7

6 5

6 6

8 9

7 5

6 5

9 10 6

7 8

7 5

6 5

7 5

6 5

7 5

8 5

6 5o 6

11 7

SUPPORT los 08S 08S 08S 08S 08S 08S 12S 08S 08S 08S 08S 08S 08S 08S 08S 10S 07S 09S 08S 08S 08S 08S 08S 08S los 03S 08S 103 08S 08S 08S 08S 08S 08S 08S 11s los 08S 08S 08S 08S 08S INCH 0.06

-0.66 0.51 0.47 0.48

-0.67 0.5 0.32

-0.67 0.44

-0.62

-0.56 0.5

-0.59

-0.58

-0.62

-0.72

-0.48

-0.57

-0.54 0.5

-0.63

-0.6 0.35 0.47

-0.54

-0.62 0.49

-0.58 0.54 0.54

-0.57 0.54

-0.62

-0.62

-0.57 0.32 0.55

-0.6

-0.6 0.51

-0.66 0.3 to 1CAN 110701 Page 6 of 17 I SGA Wear Indications ITEM 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250' 251 252 253 254 255 256 257 258 ROW 40 40 40 40 40 40 40 41 41 41 41 41 41 42 42 42 42 42 42 42 42 43 43 43 43 43

'43 44 44 44 44 44 45 45 45 46 46 46 47 47 47 47 47 TUBE 19 22 23 24 25 28 89 20 21 23 26 28 29 17 19 19 20 24 25 25 25 16 19 20 21 22 24 24 56 95 96 97 20 96 97 17 20 117 6

13 16 17 19 VOLTS 0.08 0.1 0.16 0.18 0.17 0.11 0.1 0.1 0.13 0.16 0.12 0.16 0.12 0.1 0.09 0.1 0.1 0.09 0.09 0.07 0.07 0.08 0.09 0.14 0.08 0.09 0.16 0.14 0.1 0.13 0.1 0.07 0.17 0.09 0.1 0.07 0.07 0.09.

0.08 0.09 0.08 0.08 0.08 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT

'PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 7

9 12 13 13 9

7 8

10 12 10 12 10 6

6 6

6 6

6 5

5 5

6 8

5 6

9 11 6

9 7

5 13 6

7 5

5 6

5 5

5 5

5 SUPPORT 09S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 09S 08S 08S 08S 08S 08S 08S 08S 14S 08S 08S 08S 08S 08S 08S 08S 07S 12S 11S 09S 08S 08S 09S INCH

-0.69

-0.63

-0.66

-0.57

-0.6

-0.63 0.49

-0.54

-0.57

-0.69

-0.6

-0.66

-0.57

-0.57

-0.57 0.51

-0.6

-0.57

-0.57 0.63

-0.57

-0.57

-0.54

-0.63

-0.57

-0.57

-0.57

-0.68 0.73 0.47 0.47 0.47

-0.63 0.47 0.7

-0.57

-0.6

-0.63

-0.64

-0.54

-0.6

-0.54

-0.67 to 1CAN 110701 Page 7 of 17 SGA Wear Indications ITEM 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 ROW 47 47 47 48 48 48 48 48 48 49 49 49 49 49 50 50 50 50 51 51 51 51 51 51 51 51 51 51 51 51 52 52 52 52 52 52 52 53 53 53 53 53 53 TUBE VOLTS INDICATION 21 0.11 PCT 23 0.16 PCT 80 0.1 PCT 15 0.09 PCT 17 0.09 PCT 27 0.14 PCT 90 0.07 PCT 98 0.07 PCT 104 0.08 PCT 16 0.08 PCT 17 0.08 PCT 100 0.08 PCT 102 0.08 PCT 102 0.07 PCT 8

0.07 PCT 8

0.1 PCT 13 0.08 PCT 94 0.1 PCT 8

0.06 PCT 8

0.1 PCT 11 0.08 PCT 14 0.08 PCT 15 0.09 PCT 16 0.1 PCT 17 0.08 PCT 18 0.13 PCT 18 0.08 PCT 35 0.09 PCT 99 0.08 PCT 104 0.1 PCT 5

0.1 PCT 16 0.12 PCT 18 0.09 PCT 60 0.09 PCT 61 0.08 PCT 64 0.09 PCT 77 0.07 PCT 7

0.08 PCT 8

0.1 PCT 10 0.07 PCT 16 0.08 PCT 18 0.07 PCT 19 0.11 PCT PERCENT TW SUPPORT 7

08S 9

08S 6

03S 7

08S 7

08S 10 08S 5

03S 5

08S 5

07S 6

08S 6

08S 6

08S 5

07S 5

08S 5

09S 6

los 5

08S 7

08S 4

09S 6

loS 5

09S 5

08S 5

08S 6

08S 5

09S 8

08S 5

09S 6

04S 5

09S 7

08S 9

10S 10 08S 8

08S 6

03S 5

03S 6

04S 7

07S 5

10S 6

10S 5

08S 5

08S 5

09S 7

08S INCH

-0.57

-0.57 0.6

-0.58

-0.61

-0.63

-0.57 0.46

-0.6

-0.64

-0.67 0.66 0.63

-0.63

-0.51

-0.58

-0.57 0.77

-0.64 0.55

-0.67

.-0.64

-0.57

-0.6

-0.63

-0.6

-0.54

-0.54

-0.55 0.61

-0.57

-0.45

-0.6 0.61 0.63 0.55

-0.69

-0.64

-0.58

-0.58

-0.64

-0.63

-0.51 to 1CAN 110701 Page 8 of 17 SGA Wear Indications ITEM 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 ROW 53 53 53 54 54 54 54 54 54 54 54 54 54 54 54 54 54 54 54 54 55 55 55 55 55 55 55 55 55 55 56 56 56 56 56 57 57 57 57 57 59 59 59 TUBE VOLTS INDICATION 20 22 122 5

7 8

19 19 20 21 22 23 24 26 81 106 109 109 119 123 5

7 16 19 23 82 83 101 104 122 1

6 20 23 48 46 105 107 108 109 20 98 124 0.09 0.14 0.09 0.09 0.15 0.1 0.09 0.09 0.12 0.12 0.13 0.16 0.1 0.1 0.11 0.09 0.11 0.09 0.07 0.11 0.09 0.09 0.08 0.15 0.12 0.11 0.1 0.09 0.11 0.12 0.11 0.07 0.12 0.14 0.07 0.05 0.11 0.1 0.07 0.1 0.12 0.1 0.14 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 6

8 6

5 9

6 5

6 7

7 9

12 8

8 7

6 7

6 5

7 8

8 7

12 9

7 7

6 7

8 8

6 10 8

6 5

7 6

5 6

11 6

8 SUPPORT 08S 08S 14S 09S los 09S 07S 08S 08S 08S 08S 08S 08S 08S 03S 08S 08S 08S los 12S 11s 11s 08S 08S 08S 02S 03S 08S 08S 11s los 09S 08S 08S 07S 08S 08S 09S 08S 08S 08S 03S 11s INCH

-0.6

-0.66 0.29

-0.55

-0.52 0.43

-0.64 0.55

-0.58

-0.61

-0.58

-0.6

-0.51

-0.65 0.52 0.47

-0.73 0.47

-0.65

-0.71

-0.55

-0.61

-0.6

-0.63

-0.38 0.6 0.71 0.66

-0.69 0.51

-0.57

-0.65

-0.62

-0.71

-0.64 0.53

-0.59

-0.76 0.71 0.7

-0.59 0.5 0.44 to 1CAN 110701 Page 9 of 17 SGA Wear Indications ITEM 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 ROW 59 60 60 60 61 61 62 62 63 63 63 63 63 63 63 64 65 66 66 66 67 67 67 67 67 67 67 67 68 68 68 68 68 69 70 70 70 70 70 71 71 71 71 TUBE VOLTS INDICATION 126 0.09 PCT 22 0.09 PCT 23 0.09 PCT 125 0.11 PCT 125 0.11 PCT 125 0.19 PCT 97 0.08 PCT 122 0.08 PCT 12 0.06 PCT 18 0.07 PCT 22 0.13 PCT 22 0.08 PCT 110 0.09 PCT 111 0.09 PCT 127 0.07 PCT 106 0.11 PCT 110 0.11 PCT 28 0.09 PCT 108 0.1 PCT 123 0.12 PCT 2

0.1 PCT 19 0.09 PCT 22 0.1 PCT 23 0.09 PCT 110 0.07 PCT 124 0.09 PCT 125 0.1 PCT 125 0.08 PCT 22 0.09 PCT 23 0.08 PCT 24 0.08 PCT 110 0.11 PCT 111 0.11 PCT 56 0.06 PCT 26 0.09 PCT 103 0.1 PCT 104 0.12 PCT 106 0.09 PCT 114 0.1 PCT 1

0.14 PCT 6

0.08 PCT 19 0.08 PCT 20 0.08 PCT PERCENT TW 6

8 8

7 6

10 5

5 6

6 10 7

6 5

5 6

7-6 6

6 7

7 7

9 8

5 6

6 5

7 7

7 7

7 6

6 6

7 6

6 10 6

7 6

SUPPORT 12S 08S 08S 12S los 11s 03S 09S 08S 08S 08S 08S 08S 08S 12S 08S 07S 08S 08S 10S 13S 09S 08S 08S 07S liS 09S 14S 08S 08S 08S 08S 09S 08S 08S 08S 09S 08S 09S 11s 1IS 08S 08S INCH

-0.74

-0.59

-0.7

-0.68 0.33 0.32 0.59 0.45 0.47 0.56

-0.7 0.53 0.67 0.67 0.32 0.53 0.47

-0.67 0.47 0.44 0.51

-0.64

-0.71 0.5

-0.58 0.24 0.65 0.21

-0.71 0.56 0.62 0.53

-0.77

-0.67

-0.59 0.5

-0.62 0.59

-0.68

-0.63

-0.76

-0.64

-0.73 to 1CAN 110701 Page 10 of 17 SGA Wear Indications ITEM 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 ROW 71 71 71 71 71 71 72 72 72 72 72 72 72 73 73 73 73 73 73 73 74 74 74 74 74 75 75 75 75 75 75 75 75 75 75 75 76 76 77 77 77 77 78.

TUBE 21 24 26 26 107 114 1

16 22 24 24 25 109 6

14 17 18 25 115 126 16 25 27 29 116 2

10 16 17 21 25 26 27 30 112 113 20 123 1

20 21 132 17 VOLTS 0.09 0.1 0.17 0.08 0.11 0.08 0.14 0.06 0.1 0.11 0.08 0.1 0.09 0.09 0.07 0.13 0.09 0.17 0.13 0.11 0.12 0.09 0.09 0.1 0.13 0.11 0.07 0.08 0.1 0.15 0.11 0.1 0.06 0.06 0.11 0.16 0.11 0.21 0.11 0.12 0.08 0.12 0.11 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 8

8 12 6

7 5

10 5

8 9

7.

8 5

7 5

9 7

9 8

7 7

5 5

6 8

5 6

7 8

11 9

8 5

5 7

9 8

11 8

7 5

8 6

SUPPORT 08S 08S 08S 08S 08S 09S 13S 08S 08S 08S 08S 08S los 09S 08S 08S 08S 08S 07S 14S 08S 08S 08S 08S 09S 11s 11s 08S 08S 08S 08S 08S 08S 08S 06S 06S 08S 11s 13S 08S 08S los 08S INCH 0.55

-0.64

-0.64 0.58 0.41

-0.64

-0.6

-0.67 0.61

-0.67 0.58

-0.64

-0.62

-0.38

-0.43

-0.58

-0.35

-0.68 0.56 0.32

-0.63

-0.63

-0.71

-0.65

-0.62 0.49

-0.58

-0.73

-0.73

-0.7 0.58

-0.61 0.55

-0.64

-0.64

-0.61

-0.7 0.26

-0.61

-0.66

-0.69 0.35

-0.63 to 1CAN 110701 Page 11 of 17 SGA Wear Indications ITEM 431 432 433 434 435 436 437 438 439 440 441 442 443

.444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 ROW 78 79 79 79 81 81 81 81 81 81 82 82 82 82 83 83 83 83 83 83 84 84 84 84 84 84 85 86 87 89 89 90 91 91 91 91 91 92 92 92 92 92 92 TUBE VOLTS INDICATION 115 1

21 28 18 21 22 23 25 128 22 113 115 117 18

.20 23 24 26 129 17 18 18 22 22 24 23 124 20 21 24 19 19 21 22 24 25 18 19 21 22 23 24 0.09 0.07 0.1 0.07 0.12 0.09 0.12 0.1 0.1 0.09 0.13 0.1 0.09 0.07 0.12 0.16 0.11 0.11 0.1 0.06 0.09 0.11 0.08 0.22 0.09 0.09 0.08 0.11 0.12 0.09 0.09 0.09 0.08 0.11 0.1 0.13 0.1 0.07 0.07 0.12 0.12 0.17 0.14 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 6

5 8

6 7

5 7

6 6

5 8

6 6

5 10 12 9

9 8

5 8

9 7

15 8

8 5

7 10 5

5 5

7 9

8 10 8

6 6

9 10 13 11 SUPPORT 07S 11s 08S 08S 08S 08S 08S 08S 08S 12S 08S 08S 09S 09S 08S 08S 08S 08S 08S 14S 08S 08S 08S 08S 08S 08S 08S 11S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 09S 08S 08S 08S 08S INCH

-0.71

-0.64 0.58

-0.67

-0.61 0.53

-0.58 0.53 0.5 0.44

-0.63 0.47

-0.47

-0.53

-0.64

-0.58

-0.7

-0.58

-0.61 0.32

-0.58

-0.61 0.58

-0.58 0.47

-0.64 0.55 0.5 70.64

-0.61

.0.53

-0.61

-0.61

-0.67

-0.62

-0.67

-0.61

-0.61

-0.64

-0.64

-0.61

-0.61

-0.58 to 1CAN 110701 Page 12 of 17 SGA Wear Indications ITEM 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 ROW 92 93 93 93 93 94 94 94 95 95 95 96 96 96 97 97 97 97 97 97 98 98 98 98 98 98 98 98 98 98 98 99 99 99 100 101 101 101 101 101 101 101 101 TUBE VOLTS INDICATION PERCENT TW SUPPORT 28 18 22 23 24 23 24 111 21 23 25 19 23 35 5

7 17 19 21 22 4

5 8

8 18 22 23 24 40 88 89 8

21 119 8

7 11 13 14 16 17 18 19 0.09 0.12 0.17 0.18 0.1 0.09 0.09 0.09 0.1 0.1 0.09 0.13 0.15 0.06 0.06 0.08 0.09 0.09 0.14 0.1 0.24 0.13 0.08 0.14 0.09 0.07 0.11 0.14 0.09 0.11 0.11 0.16 0.11 0.14 0.12 0.09 0.1 0.06 0.07 0.07 0.09 0.09 0.08 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT 7

7 9

10 6

5 5

6 8

8 7

10 11 6

5 5

6 6

9 7

13 9

5 9

6 5

7 9

5 7

7 11 8

8 9

6 7

5 5

5 6

6 5

08S 08S 08S 08S 08S 08S 08S 07S 08S 08S 08S 08S 08S 09S 09S 09S 08S 08S 08S 08S 09S los 08S 09S 08S 08S 08S 08S 02S 07S 07S 09S 08S 09S los 10S 09S 08S 08S 08S 08S 08S 08S INCH

-0.55

-0.58

-0.61

-0.61 0.55

-0.67

-0.64

-0.52

-0.61

-0.7

-0.67

-0.62

-0.65

-0.65 0.54 0.51

-0.63

-0.63

-0.6 0.54 0.54

-0.51

-0.6 0.51

-0.63

-0.62

-0.65

-0.59 0.57

-0.63

-0.66 0.54

-0.62 0.45

-0.62

-0.57

-0.6

-0.6

-0.6

-0.57

-0.63

-0.63

-0.6 to 1CAN 110701 Page 13 of 17 SGA Wear Indications ITEM 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 ROW 101 102 102 103 103 103 104 104 104 104 104 105 105 105 105 106 106 106 106 106 106 106 106 106 106 107 107 107) 108 108 108 108 108 108 109 109 109 109 109 109 110 110 110 TUBE VOLTS INDICATION 23 5

17 5

10 19 5

8 9

16 25 21 22 24 28 5

17 18 23 24 25 26 27 99 119 5

6 19 5

13 21 22 25 26 4

20 24 25 29 30 20 21 24 0.13 0.11 0.11 0.1 0.11 0.12 0.09 0.11 0.12 0.1 0.1 0.11 0.09 0.11 0.15 0.13 0.12 0.07 0.09 0.13 0.17 0.09 0.17 0.08 0.11 0.13 0.23 0.11 0.14 0.09 0.12 0.11 0.12 0.2 0.13 0.11 0.18 0A1 0.09 0.1 0.13 0.12 0.14 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 7

7 7

7 8

9 7

8 9

7 7

7

.5 6

8 8

8 5

5 7

9 5

9 6

7 9

14 8

9 7

7 7

8 12 8

6 9

6 5

6 7

6 7

SUPPORT 08S 10S 08S los 09S 08S los 09S 09S 08S 08S 09S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 105 09S 09S 08S 09S 08S 08S 08S 08S 08S 09S 08S 08S 08S 08S 08S 08S 08S 08S INCH

-0.63

-0.54

-0.57

-0.59

-0.65

-0.65

-0.65 0.48

-0.59

-0.65

-0.59

-0.65

-0.51

-0.6

-0.66 0.48

-0.62

-0.59

-0.68

-0.66

-0.63

-0.63

-0.6

-0.47

-0.62 0.42

-0.59

-0.62

-0.59

-0.68

-0.71

-0.65

-0.65

-0.71

-0.54

-0.6

-0.57

-0.65

-0.57

-0.6

-0.6

-0.65

-0.6 to 1CAN 110701 Page 14 of 17 SGA Wear Indications ITEM 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 ROW 110 110 110 110 111 111 113 113 113 113 113 113 114 114 114 114 114 114 114 114 114 114 115 115 116 117 117 117 117 117 117 117 117 117 118 118 118 119 119 120 121 121 121 TUBE 25 26 29 31 27 30 23 24 25 26 28 110 4

21 23 24 26 30 31 33 34 83 27 110 5

8 15 16 25 27 28 29 30 31 24 68 84 34 104 49 8

17 18 VOLTS 0.21 0.15 0.1 0.13 0.1 0.16 0.16 0.16 0.11 0.11 0.13 0.11 0.07 0.12 0.1 0.09 0.17 0.15 0.1 0.15 0.09 0.1 0.13 0.12 0.3 0.07 0.07 0.08 0.09 0.1 0.11 0.15 0.08 0.15 0.08 0.11 0.09 0.11 0.07 0.1 0.09 0.08 0.08 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 11 8

6 7

7 9

8 8

6 6

7 7

5 6

6 5

9 8

6 8

5 6

8 8

17 5

5 5

5 6

6 8

5 8

5 7

6 7

5 8

6 5

5 SUPPORT 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S los los 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S los 09S 09S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S los 04S 09S 08S 08S INCH

-0.43

-0.65

-0.66

-0.71

-0.65

-0.62

-0.6

-0.6

-0.63

-0.57

-0.65

-0.69

-0.43

-0.63

-0.65

-0.62

-0.63

-0.6

-0.63

-0.68

-0.66

-0.63

-0.62 0.23 0.45

-0.65

-0.4

-0.42

-0.63

-0.63

-0.63

-0.71

-0.63

-0.51

-0.63

-0.62

-0.66

-0.65 0.26

-0.68 0.49

-0.63

-0.63 to 1CAN 110701 Page 15 of 17 SGA Wear Indications ITEM 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 ROW 121 121 121 121 121 121 122 122 122 122 122 122 123 124 124 124 124 124 124 124 125 125 125 125 125 125 125 126 126 126 126 126 127 128 128 128 128 128 128 129 129 129 129 TUBE 23 24 26 30 31 33 7

34 34 59 68 72 29 7

30 32 33 38 42 76 1

8 28 45 53 56 58 50 54 55 56 57 98 1

1 2

2 48 84 9

9 10 49 VOLTS 0.11 0.08 0.14 0.09 0.13 0.09 0.07 0.13 0.11 0.11 0.1 0.15 0.13 0.09 0.1 0.1 0.11 0.12 0.1 0.12 0.1 0.08 0.11 0.11 0.17 0.1 0.12 0.13 0.1 0.15 0.11 0.12 0.12 0.09 0.2 0.16 0.13 0.08 0.09 0.09 0.09 0.07 0.09 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 6

5 8

5 8

6 5

8 7

7 7

10 8

7 7

7 7

8 7

7 8

5 6

7 10 7

8 9

7 9

7 8

9 7

13 11 9

6 5

6 6

5 6

SUPPORT 08S 08S 08S 08S 08S 08S los 08S 08S 08S 08S 07S 08S los 08S 08S 08S 08S 08S 08S 13S 09S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 13S 12S 13S 12S 14S 08S 09S 09S 09S 14S 08S INCH

-0.6

-0.63

-0.63

-0.68

-0.43

-0.59

-0.43

-0.59 0.51

-0.62

-0.68

-0.64

-0.6

-0.59

-0.46

-0.66

-0.46

-0.65

-0.59

-0.65 0.47 0.54 0.51

-0.68

-0.54 0.54

-0.65

-0.62

-0.68

-0.65

-0.68

-0.65

-0.74 0.49 0.49

-0.67 0.49

-0.56 0.51

-0.57 0.46 0.46

-0.71 to 1CAN 110701 Page 16 of 17 SGA Wear Indications ITEM 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 ROW 130 130 130 130 130 130 130 130 131 131 132 132 132 132 133 133 134 135 135 135 135 138 139 139 140 140 140 140 140 141 141 141 141 142 142 143 143 144 145 146 147 147 147 TUBE VOLTS INDICATION 2

9 28 33 34 47 49 51 1

84 8

30 32 38 2

2 1

1 1

9 9

13 14 15 1

7 13 13 16 11 16 55 56 12 57 10 14 18 46 15 8

13 35 0.12 0.12 0.09 0.11 0.1 0.08 0.16 0.16 0.14 0.09 0.11 0.1 0.09 0.09 0.11 0.07 0.19 0.15 0.12 0.11 0.12 0.1 0.1 0.12 0.1 0.12 0.12 0.09 0.09 0.16 0.09 0.15 0.07 0.16 0.13 0.17 0.11 0.1 0.09 0.1 0.18 0.1 0.15 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 9

8 6

7 6

5 10 10 10 5

8 7

6 6

8 6

13 11 9

8 9

6 7

7 8

8 8

6 6

9 6

9 5

9 8

10 7

7 5

6 12 6

10 SUPPORT 13S 09S 08S 08S 08S 08S 08S 08S 14S 10S 09S 08S 08S 08S 13S 14S 14S 13S 14S 09S 09S 09S 10S 10S 13S los los 14S 09S 10S 09S 11s 12S 10S 11S 10S 09S 09S 10S 10S los 10S 09S INCH 0.43 0.51

-0.62

-0.65

-0.65

-0.63

-0.66

-0.6

-0.61 0.14 0.54

-0.66

-0.43

-0.62 0.45

-0.67

-0.58 0.52

-0.67

-0.62 0.51 0.49

-0.68

-0.65

-0.73

-0.61

-0.68

-0.69

-0.46

-0.66

-0.43 0.43 0.4

-0.67 0.37

-0.7

-0.7 0.49 0.3

-0.7

-0.52

-0.78 0.64 to 1CAN 110701 Page 17 of 17 SGA Wear Indications ITEM 689 690 ROW 147 148 TUBE 39 13 VOLTS 0.13 0.09 INDICATION PCT PCT PERCENT TW 9

6 SUPPORT 08S los INCH 0.64

-0.31 ICAN110701 SGB Wear Indications to 1CAN 110701 Page 1 of 12 SGB Wear Indications ITEM 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 ROW 1

1 1

1 1

1 1

2 2

2 2

2 2

2 2

2 2

2 3

3 3

3 3

33 3

3 4

4 4

4 4

4 5

5 5

5 5

6 6

6 6

6 TUBE 1

3 5

5 17 18 19 2

2 3

4 5

7 21 22 23 24 31 1

3 4

6 8

12 12 34 35 1

2 3

10 11 37 11 12 12 23 27 42 2

3 4

7 VOLTS 0.1 0.19 0.12 0.07 0.09 0.13 0.1 0.15 0.16 0.07 0.17 0.08 0.1 0.06 0.07 0.14 0.1 0.08 0.13 0.09 0.07 0.08 0.07 0.07 0.08 0.14 0.1 0.09 0.09 0.07 0.08 0.16 0.37 0.09 0.13 0.22 0.15 0.1 0.08 0.08 0.08 0.08

.0.08 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCt PCT PCT PCT PERCENT TW 8

14 10 6

8 10 8

12 12 6

13 7

8 5

6 11 8

6 10 8

6 7

6 6

7 10 8

8 8

6 7

11 20 7

9 14 10 7

7 7

7 7

7 SUPPORT 11s 11s 11s 11s 11s 11s 11S los 11S 10S 11S 10S 11s 11S 11S 11S 11S 12S

  • 1S 1 0S-10S 11S 08S los 12S 10S 10S 10S 10S los 12S 11S 10S 12S 10S 12S 10S 10S 10S 10S 10S 10S 10S INCH

-0.78

-0.67

-0.7

-0.49

-0.67

-0.7

-0.67 0.55 0.53 0.49

-0.67 0.52

-0.67

-0.61

-0.82

-0.64

-0.73

-0.7 0.5 0.5 0.5 0.44

-0.6

-0.61 0.38 0.52 0.52 0.46 0.49 0.52 0.35 0.47 0.44 0.4

-0.63

-0.2

-0.58 0.14 0.58 0.52 0.52 0.58

-0.61 to 1CAN 110701 Page 2 of 12 SGB Wear Indications ITEM 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 ROW 6

6 6

6 7

7 7

7 7

7 7

7 8

8 8

8 8

8 8

9 9

9 9

9 9

9 9

9 9

9 9

9 10 10 10 10 10 10 10 10 10 10 10 TUBE VOLTS INDICATION 44 45 46 47 46 47 48 49 49 49 49 50 1

1 47 49 50 51 53 1

4 12 54 55 56 57 58 59 59 59 60 60 2

4 14 15 29 45 57 59 59 61 62 0.1 0.1 0.13 0.27 0.06 0.12 0.17 0.09 0.07 0.12 0.1 0.12 0.16 0.08 0.1 0.08 0.12 0.28 0.11 0.14 0.15 0.07 0.1 0.09 0.11 0.21 0.51 0.11 0.1 0.12 0.3 0.17 0.14 0.16 0.2 0.09 0.12 0.08 0.13 0.1 0.09 0.09 0.16 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 8

8 10 16 5

9 12 7

6 9

8 9

11 7

8 7

9 17 8

10 11 6

7 7

8 14 24 9

8 9

18 12 10 11 13 7

8 6

9 8

7 7

12 SUPPORT los 12S 11s los los los los los 11s 11s 12S 10S los 11s 11s 10S 10S 10S los 10S 10S 10S 10S 10S 10S 11s los 10S 11s 11s los 12S 10S 10S 10S 14S 08S 14S 10S 10S 13S 12S 11s INCH 0.44 0.32 0.43 0.46 0.58 0.52 0.55 0.49

-0.64 0.41 0.35 0.44 0.5

-0.78 0.42 0.52 0.43 0.5 0.56 0.61

-0.58

-0.72 0.55 0.52 0.47 0.44 0.53 0.55

-0.64 0.58 0.47

-0.7 0.41 0.5

-0.63

-0.78

-0.68 0.2 0.44 0.47

-0.82 0.32 0.44 to 1CAN 110701 Page 3 of 12 SGB Wear Indications ITEM 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 ROW 10 10 11 11 11 11 11 11 11 11 11 11 12 12 12 12 12 12 12 12 12 13 13 14 14 15 15 15 16 17 17 17 18 18 18 18 19 20 21 21 21 22 TUBE 63 65 2

7 8

9 14 60 61 62 68 68 1

1 2

6 7

12 15 68 69 6

15 62 77 77 79 80 81 82 83 84 19 60 84 85 42 49 50 42 49 53 36 VOLTS 0.65 0.18 0.11 0.1 0.22 0.17 0.23 0.09 0.1 0.12 0.07 0.09 0.12 0.08 0.1 0.08 0.29 0.19 0.48 0.08 0.18 0.12 0.08 0.11 0.16 0.07 0.23 0.17 0.27 0.37 0.26 0.15 0.1 0.08 0.09 0.25 0.11 0.1 0.21 0.09 0.1 0.11 0.07 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT 28 12 9

8 14 12 13 7

8 9

6 7

9 7

8 6

17 12 21 6

13 9

6 9

11 6

15 13 17 21 17 12 7

7 8

17 8

8 11 6

6 6

6 TW SUPPORT los los 11s los los los los los los 10S 09S los 10S 11S los los los los 10S 10S los 10S 10S 10S 10S los los 10S 10S 10S los 10S 14S 04S 11S 10S 08S 08S 07S 08S 08S 07S 08S INCH 0.52 0.5 0.41

-0.61

-0.52

-0.73

-0.63 0.47 0.5 0.41 0.35 0.5 0.49

-0.73 0.46

-0.61

-0.67

-0.72

-0.75 0.52 0.5

-0.64

-0.58 0.41 0.52 0.55 0.43

-0.6 0.49 0.46 0.32

-0.66 0.26 0.81

-0.69

-0.63 0.51

-0.59

-0.6

-0.69

-0.69

-0.6

-0.64 to 1CAN 110701 Page 4 of 12 SGB Wear Indications ITEM 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 ROW 22 22 22 22 22 23 23 23 24 24 24 24 24 24 26 26 27 27 27 28 28 28 29 30 30 30 30 30 31 31 31 31 31 31 31 32 33 33 34 34 35 37 37 TUBE 41 41 41 58 66 5

45 51 1

5 41 43 45 45 33 34 34 48 65 49 67 82 67 30 32 80 80 82 23 30 33 37 82 82 98 30 47 60 52 70 54 27 28 VOLTS 0.09 0.08 0.1 0.11 0.16 0.08 0.18 0.1 0.1 0.09 0.09 0.12 0.1 0.16 0.1 0.08 0.11 0.12 0.1 0.11 0.1 0.06 0.09 0.07 0.1 0.09 0.08 0.13 0.07 0.08 0.14 0.31 0.14 0.08 0.11 0.11 0.1 0.09 0.08 0.09 0.09 0.08 0.06 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 7

6 7

8 11 6

12 7

9 6

6 8

7 10 8

7 7

9 8

7 7

5 6

6 8

7 7

10 5

6 8

15 10 7

9 8

7 7

7 7

7 6

5 SUPPORT 06S 08S 08S 09S 08S los 08S 08S 11s los 08S 08S 08S 08S 08S 08S 07S 07S 08S 08S 08S 08S 07S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 08S 14S 08S 07S 08S 01S 08S 08S INCH

-0.63

-0.66 0.54

-0.63 0.43

-0.72 0.34 0.54

-0.67

-0.72 0.52 0.46

-0.6 0.49 0.51 0.53 0.45 0.57

-0.76 0.51 0.45 0.41

-0.62 0.51 0.49

-0.56 0.39 0.41 0.4 0.43 0.62 0.48

-0.71 0.5

-0.73 0.51 0.46 0.51

-0.66

-0.79

-0.82 0.52 0.55 to 1CAN 110701 Page 5 of 12 SGB Wear Indications ITEM 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 ROW 37 37 37 37 37 37 38 38 38 39 39 39 41 41 41 41 42 43 44 46 46 47 47 47 47 47 48 48 50 51 51 52 52 53 53 53 53 53 53 53 53 53 53 TUBE VOLTS INDICATION 31 31 58 69 93 109 1

63 111 93 111 113 23 25 28 114 70 53 1

114 116 2

85 101 111 112 20 115 8

120 120 4

121 1

87 116 117 118 119 120 120 121 122 0.13 0.09 0.1 0.08 0.18 0.08 0.1 0.07 0.09 0.08 0.06 0.08 0.09 0.07 0.09 0.1 0.07 0.12 0.11 0.1 0.08 0.09 0.07 0.06 0.1 0.07 0.09 0.07 0.08 0.13 0.12 0.18 0.23 0.1 0.06 0.07 0.08 0.1 0.12 0.08 0.09 0.15 0.11 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 9

6 7

6 12 6

8 6

8 7

6 7

6 5

6 8

6 8

8 9

7 7

7 6

9 6

6 5

6 9

8 11 14 8

5 5

6 7

9 6

7 10 8

SUPPORT 08S 09S 08S 08S 08S 09S los 08S lOS 07S 09S 13S 09S 08S 07S 14S 06S 08S los 14S los los 06S 08S 09S 09S-09S 14S 13S los los 10S 13S 06S 07S 13S los los 10S 10S 14S 10S 10S INCH 0.49 0.49 0.51 0.48

-0.66 0.45 0.41

-0.77 0.48 0.57

-0.65

-0.68

-0.66

-0.66

-0.66

-0.72

-0.64

-0.63 0.4

-0.68 0.42 0.43 0.54 0.56

-0.62 0.5

-0.69 0.27 0.32 0.57 0.57

-0.66

-0.67 0.44 0.57

-0.74 0.48 0.45 0.45 0.39

-0.8 0.51 0.63 to 1CAN 110701 Page 6 of 12 SGB Wear Indications ITEM 216 217 218 219 220 221 222 223 224 225 226 227 228

229, 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 ROW 53 54 55 55 56 56 56 56 56 57 58 58 58 58 58 58 58 59 59 59 59 59 60 60 61

.62 62 62 62 62 62 62 62 62 62 63 63 63 63 64 65 65 65 TUBE 124 125 47 125 21 98 125 126 127 39 18 87 87 87 87 94 129 86 86 87 94 103 101 106 129 84 85 87 87 88 88 89 92 92 95 86 87 90 95 129 26 29 36 VOLTS 0.06 0.1 0.13 0.21 0.07 0.07 0.08 0.13 0.12 0.09 0.07 0.09 0.07 0.07 0.08 0.08 0.13 0.06 0.06 0.07 0.07 0.06 0.08 0.1 0.16 0.07 0.09 0.09 0.08 0.09 0.09 0.08 0.1 0.1 0.08 0.08 0.07 0.08 0.1 0.16 0.08 0.08 0.06 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 5

7 8

14 6

6 6

9 8

7 6

7 6

6 7

7 9

5 5

6 6

5 6

8 11 6

.7 7

6 7

7 6

8 7

7 6

6 7

8 11 6

6 5

SUPPORT los 12S 07S los 08S 04S 10S los 12S 03S 09S 03S 05S 06S 07S 07S 12S 03S 03S 12S 04S 07S 07S 04S 12S 03S 03S 06S 07S 02S 04S 04S 03S 06S 04S 03S 03S 06S 03S los 03S 03S 08S INCH 0.53 0.37

-0.6 0.48 0.49

-0.63 0.48 0.56

-0.77 0.61

-0.75 0.58 0.58 0.53 0.58

-0.66

-0.73

-0.61 0.56

-0.73 0.58

-0.64 0.53

-0.58

-0.71 0.61

-0.69 0.44 0.53

-0.69 0.58 0.58 0.55 0.55

-0.58 0.61 0.64 0.41 0.61 0.45 0.61 0.61 0.46 to 1CAN 110701 Page 7 of 12 SGB Wear Indications ITEM 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 ROW 65 66 67 67 67 67 67 67 68 68 68 68 69 70 70 70 70

.70 70 71 71 71 71 71 71 72 72 72 73 73 73 73 74 74 74 75 75 75 75 75 75 75 76 TUBE 87 90 1

1 87 94 98 108 99 104 110 131 74 88 90 93 94 94 131 90 93 95 95 98 131 107 131 131 89 131 132 132 117.

128 131 94 94 101 104 127 131 132 99 VOLTS 0.08 0.12 0.16 0.36 0.09 0.08 0.08 0.07 0.1 0.12 0.07 0.12 0.1 0.09 0.08 0.12 0.12 0.11 0.06 0.1 0.09 0.09 0.08 0.09 0.05 0.07 0.13-0.18 0.07 0.13 0.43 0.08 0.09 0.09 0.15 0.08 0.08 0.08 0.07 0.17 0.06 0.13 0.09 INDICATION PCT POCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 6

10 11 20 8

7 7

6 8

9 6

9 8

8 7

9 10 9

5 8

8 8

7 8

5 6

10 13 5

10 22 6

7 7

11 7

7 7

6 11 6

10 7

SUPPORT 07S 03S 10S 11s 03S 02S 03S 03S 03S 03S 09S los 07S 05S 03S 04S 04S 06S 11s 04S 04S 06S 07S 04S 12S 03S 11s 12S 06S 09S los 12S 09S 09S 12S 07S 07S 03S 03S 13S 11s 12S 03S INCH 0.64

-0.64

-0.65 0.35

-0.64

-0.64

-0.6

-0.58

-0.61 0.61

-0.6 0.51 0.58

-0.69

-0.64

-0.61

-0.61

-0.64 0.39

-0.7

-0.7 0.47

-0.61 0.59 0.39 0.63 0.42 0.33 0.61

-0.63

-0.66 0.36

-0.67

-0.63 0.32

-0.64 0.56

-0.66 0.63

-0.74 0.38 0.34

-0.66 to lCAN 110701 Page 8 of 12 SGB Wear Indications ITEM 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 ROW 76 77 79 79 79 79 79 80 80 80 80 81 82 83 83 84 84 87 88 88 89 89 89 89 90 91 92 92 92 92 92 92 92 92 93 93 93 93 94 94 95 96 96 TUBE 102 1

95 95 100 100 103 99 99 101 102 132 131 93 102 45 100 86 26 46 41 42 43 56 88 93 31 39 42 44 56 63 129 129 21 38 51 54 33 86 79 47 50 VOLTS 0.09 0.15 0.08 0.09 0.06 0.06 0.07 0.06 0.07 0.07 0.09 0.07 0.11 0.08 0.07 0.11 0.09 0.08 0.12 0.12 0.11 0.11 0.07 0.06 0.09 0.08 0.09 0.08 0.1 0.11 0.12 0.09 0.09 0.15 0.12 0.09 0.09 0.1 0.11 0.09 0.08 0.09 0.06 INDICATION PCT POT POT POT POT POT POT POT POT POT POT POT POT PCT~

POT PCT POT POT POT POT POT POT PCT PCT POT PCT POT POT POT PCT POT PCT POT PCT POT PCT POT PCT PCT POT POT POT POT PERCENT TW 7

11 7

8 5

5 6

5 6

6 7

5 9

7 6

8 7

7 9

9 9

9 6

5 8

7 5

7 8

9 9

7 7

10 7

7 7

8 6

8 7

7 5

SUPPORT 08S 113 06S 07S 04S 04S 03S 06S 08S 06S 093 093 1 2S 07S 03S 07S 083 05S 08S 043 03S 033 08S 04S 04S 07S 03S 093 03S 02S 043 02S 073 123 083 043 063 033 143 053 093 073 08S INCH 0.57

-0.79 0.56 0.61

-0.69 0.61 0.63

-0.61

-0.63

-0.71

-0.68

-0.67

-0.65

-0.61

-0.66 0.56 0.53

-0.69 0.5 0.59 0.55 0.67 0.52 0.62

-0.64 0.56 0.66 0.5 0.61 0.53 0.09 0.71

-0.58

-0.68 0.58 0.61 0.5 0.62 0.61

-0.72

-0.58 0.59 0.53 to 1CAN 110701 Page 9 of 12 SGB Wear Indications ITEM 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 ROW 96 96 96 96 96 98 98 98 99 100 100 101 103 104 110 110 113 114 114 115 116 116 117 117 117 118 118 118 118 119 119 119 119 119 120 120 120 120 121 121 122 122 122 TUBE VOLTS INDICATION 67 77 77 84 124 117 118 120 107 115 115 112 113 118 79 109 1

97 110 93 113 113 112 112 112 88 111 111 111 56 59 86 86 107 54 56 66 104 100 106 99 104 104 0.07 0.08 0.09 0.09 0.08 0.11 0.11

.0.1 0.1 0.08 0.09 0.12 0.07 0.1 0.08 0.08 0.2 0.07 0.12 0.09 0.15 0.09 0.11 0.09 0.06 0.1 0.1 0.11 0.16 0.09 0.09 0.12 0.22 0.03 0.08 0.1 0.08 0.07 0.07 0.06 0.09 0.09 0.05 PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 6

7 8

8 6

9 9

8 7

6 7

9 5

7 7

7 13 7

9 6

10 6

7 6

5 8

7 8

10 8

8 8

13 3

7 8

7 5

6 4

8 6

4 SUPPORT 06S 05S 09S 06S 14S 11s 11s 11s 08S 09S 11s 11s 09S 14S 03S 14S 12S 11s 11s 08S 10S 11s 10S 11s 11s 07S los 11s 13S 04S 03S 08S 08S 11S 03S 03S 04S 11S 09S 11S 09S 11s 12S INCH

-0.66

-0.64

-0.64

-0.6 0.31

-0.66

-0.72

-0.63

-0.62 0.45

-0.71

-0.78

-0.71 0.39 0.6 0.21

-0.68

-0.69

-0.75 0.39 0.42 0.4

-0.58

-0.78 0.28 0.6

-0.67 0.42 0.26

-0.63 0.57

-0.6 0.42 0.37

-0.6 0.66

-0.6 0.4

-0.81 0.34

-0.65 0.43 0.4 to 1CAN 110701 Page 10 of 12 SGB Wear Indications ITEM 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 ROW 122 122 122 123 123 123 123 124 124 124 124 125 125 126 126 127 127 127 127 128 128 129 129 130 130 130 131 132 132 132 133 133 133 133 134 134 134 134 134 135 135 135 135 TUBE VOLTS INDICATION 105 105 105 57 60 66 70 1

63 102 102 86 101 1

99 1

98 98 98 91 91 93 94 38 92 93 90 82 89 89 84 87 88 88 84 84 84 84 85 82 82 83 83 0.09 0.16 0.09 0.09 0.1 0.1 0.1 0.11 0.09 0.06 0.05 0.11 0.17 0.15 0.08 0.15 0.07 0.08 0.12 0.06 0.08 0.05 0.12 0.11 0.1 0.17 0.1 0.09 0.14 0.09 0.08 0.08 0.05 0.16 0.08 0.1 0.07 0.18 0.09 0.08 0.17 0.04 0.07 PCT PCT PcT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 7

10 6

8 8

8 8

9 8

5 4

9 11 11 6

11 5

6 8

5 6

4 8

8 7

11 7

7 9

7 6

6 4

10 6

7 5

11 6

6 11 3

5 SUPPORT los 11s 12S 03S 04S 03S 04S 12S 03S 12S 12S 08S 12S 12S 12S 12S 07S 12S 12S 12S 12S 12S 1 2S 08S 12S 11S 12S 09S los 11S 12S 12S 11S 12S 08S los 11S 12S 12S 11S 12S 11S 12S INCH

-0.7 0.4

-0.68

-0.57

-0.66 0.57

-0.57

-0.65 0.69

-0.66 0.4 0.51 0.32 0.36 0.29

-0.74 0.51

-0.78 0.32

-0.69 0.46 0.38 0.35 0.45

-0.55 0.23

-0.75 0.27

-0.66 0.37

-0.69

-0.61 0.43

-0.69 0.46

-0.75

-0.78

-0.69

-0.72

-0.69 0.38 0.37

-0.72 to 1CAN 110701 Page 11 of 12 SGB Wear Indications ITEM 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 ROW 135 135 136 136 136 136 136 137-137 137 137 137 138 138 139 139 139 140 140 140 141 141 141 141 141 141 141 142 142 142 142 142 142 143 143 144 144 144 145 145 145 146 146 TUBE VOLTS 84 0.1 84 0.07 80 0.09 81 0.13 81 0.11 81 0.11 81 0.05 69 0.1 77 0.11 78 0.09 79 0.13 80 0.06 76 0.1 77 0.09 57 0.07 72 0.08 72 0.19 10 0.16 59 0.06 65 0.11 9

0.13 10 0.16 16 0.09 58 0.07 60 0.11 61 0.13 62 0.07 23 0.09 62 0.06 64 0.09 64 0.28 65 0.13 65 0.13 7

0.08 56 0.1 40 0.15 48 0.13 52 0.07 47 0.17 48 0.07 49

.0.07 25 0.14 44 0.08 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 7

5 7

9 8

7 4

7 9

7 10 5

8 7

7 6

13 10 5

8 11 11 7

5 9

10 6

7 5

7 17 10 9

7 8

11 10 6

12 6

6 9

6 SUPPORT 12S 13S 12S los 11s 12S 13S uis los 12S 13S is.

12S uis 09S 12S 12S 15S 13S 14S 15S 15S 14S 135S 145S 14S 14S 14S uis 12S 10S 115 13S 13S 09S 13S 13S 13S 14S 13S 11S los INCH

-0.81

-0.75

-0.71

-0.69

-0.69

-0.69 0.26

-0.69

-0.7

-0.77

-0.8 0.38

-0.71 0.37

-0.63

-0.75 0.29 0.33

-0.87 0.46 0.42 0.27

-0.66

-0.63 0.23 0.43 0.2

-0.69

-0.72

-0.69 0.43

-0.66

-0.78

-0.82 0.38

-0.72

-0.72 0.4

-0.71 0.26 0.46

-0.68 0.09 to 1CAN 110701 Page 12 of 12 SGB Wear Indications ITEM 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 ROW 147 147 149 150 150 150 150 150 150 150 150 150 150 150 150 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 151 TUBE VOLTS 41' 0.09 42 0.09 17 0.06 5

0.11 6

0.13 7

0.12 7

0.11 12 0.1 21 0.1 25 0.14 25 0.15 26 0.18 27 0.16 27 0.38 29 0.11 1

0.09 1

0.14 2

0.35 2

0.12 3

0.19 4

0.16 4

0.26 5

0.22 6

0.13 6

0.11 8

0.1 9

0.13 9

0.13 12 0.1 12 0.1 15 0.08 15 0.31 16 0.09 17 0.06 18 0.09 19 0.27 19 0.1 19 0.18 21 0.21 INDICATION PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PCT PERCENT TW 7

7 5

9 10 9

9 8

8 10 11 13 12 21 9

7 10 19 9

13 11 16 14 10 9

8 10 10 8

8 7

18 6

5 6

17 8

12 14 SUPPORT 13S 11s 13S 12S 12S los 12S 10S 12S 12S 13S 12S 11s 12S 13S 10s 12S 12S 12S 12S 10S uos 105 105 125 105 105 13S 12S 12S 11S 12S 13S uis 11s 11s 12S 12S 12S 12S INCH 0.47

-0.69 0.18

-0.79

-0.76 0.29

-0.78

-0.76 0.45 0.49 0.38 0.46

-0.73 0.35

-0.75 0.38

-0.76

-0.7 0.29

-0.7 0.47 0.47 0.47 0.32

-0.79 0.32

-0.72 0.32

-0.7 0.29 0.35 0.41 0.32

-0.81

-0.81

-0.64

-0.78 0.44

-0.7