ML19317G046
| ML19317G046 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 01/02/1975 |
| From: | Colombo R SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| To: | |
| Shared Package | |
| ML19317G041 | List: |
| References | |
| NUDOCS 8002210747 | |
| Download: ML19317G046 (1) | |
Text
UCENSEE EVENT REPORT..
~
CONTROL BLOCK:l l'
l l
l l
l (5.i 4 ACE Pn1NT ALL REZU!AtD INFZRfAATl!N)
UCENSEE LCENSE EVENT NAME LCENSE NUMBER TYPE TYPE Cl AlR l S l S l Il l 0l 0l-l 0 l 0 l 0 l 0l 0l-l0 l]
l 4 l 1 l1 l1l1l l0l1l 7 89 14 15 25 26 30 31 32 CATEGORY T
CE OCCKET NUMBER EVENT DATE REPORT DATE hCON'T l pl Ol lLl l Ll l 0l 5l0 l-l 0 l 3 l 1 l 2 l l 1l 2l 0l 3 l 7 l 4 l l Ol 1l 0l2 l7 (5 l 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION gg l A Diesel Generator "A" start was attempted from the Control Room. All auxiliary l
7 89 80 RE l syst cs indicated normal but the diesel did not start.
The alternate Diesal "B" l
80 7 89 3G l was started and operated successfully. This is the third diesel starr failure of thid 80 7 89 I
3E I r-mn (AO-50-312-74-13).
80 7 89 DE I I
80 7 89 ppus E
CCOE COMPONENT CODE M
AC A
VOLATON RE lE)El lE l lE l N l G l Il N J
[L_j lBl4l3i5l J
I 7 89 10 11 12 17 43 44 47 48 CAUSE OESCRIPTION l Three Zener diodes overheated and failed in the speed relay tachometer. The l
c 80 7 89 Q l ralfunction sent a 40 RPM signal to the starting circuit that prevented energizing l
7 89 80 the air start solenoids.
l 80
's'tNuS o!sCovEnY t, PowEn oTHEn status oiscovEnY CEsCniPToN
(_BJ l0l 4l 0l l NA l d l Test Prior to Maintenance l
11 7 8 9
10 12 13 44 45.
46 80 e
AMOUNT OF ACTIVITY LCCATON OF AELEASE A LE S D OF
(_Z_jEL A E l NA l
l NA l
l Zl 7 J 9
10 11 44 45 80 PERSONNEL EXPOSUAES NUMBER TYPE CESCAPTCN
@ l 01 0l 0l Wl NA l
7 b9 11 12 13 80 PERSONNEL INJUR'ES NUMBEA CESCA>Pf?CN l 0l 0l0 l l
NA l
14 7 89 11 12 80 OFFSITE CONSECUENCES 15 l NA l
7 89 80 inSS OR DAMAGE TO FACILITY 4
CESCAiPTON l
b. Z.,j l
NA 7 89 10 80 PUBLICITY l Local newspapers informed - Sacramento " Bee" and "The Union" l
17 7 89 80 "x ADDITICNAL / ACTORS l
\\
ji 7%9 80 8l l
7 89 80 R. W. Colombo (916) 452-3211 NAME PHONE:
GPO 881 667
-n
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