ML20206N508
| ML20206N508 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 12/12/1981 |
| From: | Beck J, Jennifer Davis BROWN & ROOT, INC. (SUBS. OF HALLIBURTON CO.) |
| To: | |
| Shared Package | |
| ML20206N354 | List: |
| References | |
| FOIA-86-270, FOIA-86-A-87 NUDOCS 8607010471 | |
| Download: ML20206N508 (6) | |
Text
ELECTRICAL PENETRATION ASSEMBLY LEAX RATE TEST REPORT d
UNIT NO.
/
EPA N0. / 8 7 45 DATE /4/ #. 8/
TIME PRESSURE TEMPI'.PATURE
/C VW Vb Yo f h' 4C fC, 76 F 0
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?F f
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V
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{
l TESTED BY:
b/M AVERAGE:
6 OOO QC WITNES :
)fow) t-PERFORM TEST NG IN A RDANCE WITH:
Current Revision of Brown & Root Instruction EEI-9,@ FE S A \\ O and Gibbs & Hill Specification 2323-ES-12
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si i
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l NOTE: Compare both individu11 hou'rly ' readings and average of the houthf'readin'gs. Report l
excessive leak rates to E'lectrical Engineering.
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@EQU PMST NO.
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QCUAylTY Qpm. OF NeNcaNYtMon Assemblies Installation h reg,g,gAWINGS Os SPEC / PROC /ENG. INSTR.
Og LOCATION Oio SYSTEM 2323-ES-12 Safeguard Building 790'-6" v
9301 v
PREPARED BY M'd8NMu
.DATE
> ~2 /' N
DEPT.
44 Emu -
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DATE 17 /
N REVIEWED BY ANI REVIEW MM-DATE MA QA/QC
@P. No DEPT.
OPERATION CoNSTR ENG.
AN1 HOTE #1: a) Dwgs. received under CP-460 F"
b) GaH Spec. 2323-ES-100, & 2323-ES-12 ARMS c) Amphenol Sams Documents 123-2101 a 123-2098.
Install-E'%
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ation operation and maintenance instruction manual.
4 d) Amphenol Sams Document 123-2245 Rev. A.
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om e
NOTE #2: An asterisk (*) indicates a DC hold point.
Do not proceed O
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without QC acceptance of operation.
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fl0TE #3: Storage and mcintenance requireiaents as describad in the A
Equipment Maintenance Record shall be enforced until Opera-
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tion flo. "5C" of this traveler is performed.
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./ qay 110TE #4:
It is not necessary for not-related operations to follow a
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progressive sequential order.
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1 Elect Select the correct penetration assembly by utilizing the tag number shown on the name plate which is located on the heaced plate.
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[LA OC(V) fl0TE: Unit #1 E.P.A.'s will have a tag number such as 1E 48 ana 12/q,h I?'L d68 Unit #2 E.P.A.'s will have a tag number such as 2E-48.
Location of the penetration assea' lies shall be determined by using a
the latest construction issue of drr. wings.
2 Elect Unpacking Electrical Penetration OC(V)
CAUTION:
Extreme caution shall be used in dismantline the crate.
Pry the crate apart instead of using a hanner, so as to
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d.i avoid damace te equipment inside.
Do not t se the equip-m.ent as a leverina device.
2a Elect If a framework exists, dismantle it being extremely cautious as..to avoid damaging the wiring or the assembly inside.
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2b Elect Remove the plastic protective cover.
D QC(V)
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' Eft 3
At this time, unbolt the header plate from the cradle which it.i,s \\
4 2c Elect 1
k OC(V) resting on.
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fl0TE: Studs, nuts and washers used to secure all E.P.A.'s to the p,#g/
lgE8l cradle are not to be thrown away.
These items are to be.used df in attaching the header plate to the weld neck flange.
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hhl- ['9301 c ri N N e'n E tion Assemblies Installation PREPARED BY O[ #((b OATE
/t//R/W' REVIEWED 8Y h/b d Nn:6 DATE
/2[MNJ'/
ANI REVIEW
- /h DATE kb QA/oc oP. No. DEPT.
OPERATION CoNSTR ENG.
ANi 2d Elect Support rods and support plates are assembled to the header plate 6
on all penetration assemblies by the supplier prior to shipment.
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QC(V) Check that all support rods are securely threaded into the header plate.
Check all hex nuts to make sure they are tight.
(Tighten as necessary).
2e Elect All cable ends shall be sealed by using Heat Shrinkable end caps or scotch tape 33 (or equal) tape to prevent entrance of moisture.
pk CIA QC(V) Visually check all cables for damage to the insulation which might 0,Ist g/4 i 7
have occured during shipment.
v 3a Elect Wipe raised face of flange with clean non-abrasive rag saturated y
p t commercial Methyl Ethyl Ketone (f1EK), rub vigorously and allow (2h% 'U% i CAUTION: Do not allow smoking or open flames in the area while using tiEK.
3b Elect Thoroughly wash raised surface of flange using tap water and a clean a
non-abrasive rag.
Rub vigorously to remove all traces of rust QC(V) inhibitor and wipe clean. Remove all traces of rust, if any is foun[/20/ Ih/ei per traveler EE79-033-0200.
3c Elect Using a clean non-abrasive cloth, clean the raised sealing surface with 1% sodium Hydroxide (Na0H) solution.
QC(V) CAUTION: Do not allow solution to contact the primed or painted f
l%cg 2ch surfaces. Operator must wear gloves (vinyl perferred)
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and splash proof safety glasses.
p 3d Elect Thoroughly rinse surface with tap water and immediately wipe dry.
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ni,,,, tQ2(g 3e Elect immediately clean surface with an isopropanol saturated clean sof t
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QC(V) cloth.
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3f Elect Allow to dry for 20 minutes.
Inspect for any evidence of moisture,
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QC(V) dust, etc.
Surface must be clean and dry.
A Cf.,
39 Elect Coat raised surface with Dow Corning 971V lubricant.
l QC(V) i NOTE: Weld neck flange is now ready to ' accept the penetration.
M assemb1y.
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4 Elect Electrical Penetration Assembly Installation QC(V) CAUTION: Use care when uncoiling cables. Do not pull against the N module tenninations in order to minimize the amount of
%,l%N' tension and strain on the module terminations.
Cables must be supported at all times.
u a:: nut: :en vre
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m n, v t. c.n w, - v -. m.o 7..'ELER. N O.
ACTIVITY DESCRIPTION
!-81-255-9301 Electrical Penetration Assemblies Installation PAGE 3_ OF !
...tPARED BY
/
OATE
/P//rde
- VIEWED BY d/lo dd I7z mS' DATE
/I/M/r/
"! REVIEW
/Io DATE MA QA/oc No.
DEPT.
oPERATloN CoNSTR ENG.
ANI NOTE: The loose equipment kit packed with each electrical penetra-tion will contain materials for the installation. The Dow Corning 971V lubricant is located in electrical penetration crate #2E-32. These 8 oz. containers should be sufficient for both Unit #1 & #2 installation.
Elect Pass the two (2) large o-ring seals over the inboard cables up to th@
ft/i QC(V) inboard side of the header plate.
dyuf g/yj Elect Attach hoist hooks to factory eyebolts and raise the entire penetra-tion assembly and the fixture to the nozzle location.
If adequate space above penetration will not allow use of hoist, transfer pene-tration to carriage and use carriage for support and location of penetration during installation.
QC(V) CAUTION: The inboard cable support fixture is attached to the headeM f6 plate and must be fully supported at all times.
'Inj g ' /tg NOTE:
If gauge reads zero (0) Electrical Engineering.
Do not proceed.
3 Elect Maneuver the penetration assembly to a location where the cables can feed into the nozzle.
M Cd.
QC(V) NOTE: Some penetrations may require rotation of gauges to aid in installation of penetration assembly through nozzle.
/g*/rf g,%g Elect Feed the inboard cables from the tank exterior.
An g
QC(M)
/
Elect Depressurize the penetration assembly by removing the screw and 4
sealing washer located between the 0-ring grooves, as required by OC(V) caution tag.
7>9g %.,
f Elect Cleantheheaderplatef(ceontheo-ringgroovesidewithalint free, non-abrasive cloth using commerical grade Methyl Ethype one g y
(MEK) in order to remove all foreign substance and allow-to dry.
QC(V) CAUTION: Do not allow smoking or open flame 4 itr-th[.arefwhije izz/u kol
\\ \\t giY,.,.2, ; *
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using MEK.
r' p-Elect Wipetheo-ringsealswithacleanclothahd$coatwitha 9h'cfilm p g
t of Dow Corning 971V lubricant and place the,6-rings in th ir appro.
QC(V) priate grooves in the header platb.
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Elect Continue to feed the assembly into the nozzl'e until the header plat'e' f*-
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QC(V) makes contact with the flange face.
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Elect Prior to contact, check for correct placement of the two (2) o-rings QC(V) CAUTION: Be extremely careful not to dent or nick flange face or b
fcA.
In mating t late a U
sureopenboggegderpneup.ndthe
/ajg 9gof the header late weldneckfSange,facge.
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...:. s. _.... a..,.. w n i r w. 6 c. c r. s < n. : n e,. e n ACTIVITY DESCRIPTION l
T.LER NO.
- r 233-9301 Electrical Penetration Assemblies Installation PAGE _ OF11
--_-.- ac. PARED BY
/YI //M DATE rz I1h/
- VIEWED BY ldha$a ~ZI<rmhh DATE
)O/FY 7l
"" 8:! REVIEW
/'I+
OATE
- S-1 cA/oc A*o.
DEPT.
OPERATION CONSTR ENG.
AN1 Elect Install all studs in the bolt holes and add nuts and washers. TightD l'tA QC(V) nuts finger tight until all are installed.
/rpW CzA Elect Tighten all nuts using a " diametrically opposite" sequence to an p
QC(V) initial torque of approximetely 25 ft. lbs.
y t'l Elect Tighten all nuts using a " diametrically opposite" sequence to an 100(+1[0-10)ftlbs.
f
/M QC(V) final torque of 1'/8 M/
Ihg' Torque wrench # M -
Cal. due date 4h 14 5%
Elect Field shall provide some type of mechanism to support the cables on both cides of the vessel wall.
Refer to caution note under M[/f/61 item 5.
QC(V) Field shall also provide a method of enclosing both ends of assembly for protection against damage during construction.
Elect Remove hoist hook from eyebolt and any other rigging equipment with %
care so as not to strike the valves or gauge or other components.
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OC(V)
NOTE:
Repack the loose equipment kit with the unused materials and
/
seal the carton with tape.
Write the corresponding E.P.A.
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tag number on all cartons and fill out a return to warehouse form attention Carl Parr.
Elect Condensation Removal /Repressurization Immediately after E.P.A. is completely installed perform the QC)V) following:
Remove the k inch pipe plug from the outer surface of the header by fd plate.
'% '/,, ryg88 Elect Purge the system thoroughly with 10-15 psig dry nitrogen for a QC(V) minimum of 30 seconds to assure removal of condensation.
t'd NOTE: Dry nitrogen utilized for pressurizing the penetration p
g assemblies shall be dew point of -76 F.
tjg h Elect Reclose the two gauge valves and replace plug.
QC(V). NOTE: When replacing threaded fittings, gauges, or valves, a thread P f2A 2
sealant such as " Loctite" number 222 by Loctite Corporation, 8 /3s/q jg.f.
Newington, Conn. or equivalent shall be used.
6 Elect Pressurize assembly to 45 psig with dry nit'rogen (Dew point -76 ).
QC(V) h1lcl Elect Perform a leak rate test in accordance with procedure eel-9.5
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QC(V)
/
QC(V)
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Elect Record all data and submit to Electrical Engineering.
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- TRAVELER
- NO.
ACTIVITY DESCRIPTION EE-8f-i33-9301 Electrical Penetration Assemblies Installa1pq _Sor_
f PREPARED BY bkkbN-DATE n bEby 8 REVIEWED BY
[ [w d 2 Y<J M 6-O DATE
/2 //8/"/
ANI REVIEW
//I DATE MI+
cA/oc fop. NO. DEPT.
OPERATION CONSTR ENG.
A NI 59 Elect Af ter completion of leak rate test repressurize the penetration I7g /t/ fa JC(V) assembly to 60 psig.
Sh Elect Fro.n this point on the Electrical Penetration Assemblies shall be 9dd JC(V) maintained in accordance with the equipment maintenance record.
/2/,
rg Af ter completion of this Traveler return to the Electrical Ergineeri ng Department, attention Bill Ross.
Upon Engineering review, issue to Quality Engineering.
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