ML18352A322

Licensee Event Report ER-76-03 - CCW P52-C Inboard Bearing Failed While Preventative Maintenance Was Being Performed on CCW Pump P52-A

ML18352A322
Person / Time
Site:	Palisades
Issue date:	08/19/1976
From:	Sewell R Consumers Power Co
To:	James Keppler NRC/RGN-III
References
LER 1976-003-00
Download: ML18352A322 (2)

Text

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~I General Offices: 212 West Michigan ft,.~

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August l9, l976 *.

Mr James G. Keppler Office of Inspection and Enforcement Region III US Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60l37 DOCKET 50-255, LICENSE DPR PALISADES PLANT

• Transmitted attached is a Licensee Event Report for the Palisades Plant.

Ralph B. Sewell (Signed)

Ralph B. Sewell Nuclear Licensing Aa.rriinistrator

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LICENSEE EVENT REPOR' CONTROL BLOCK: I I I I I .I [PLEASE PRINT ALL REQUIRED INFORMATION]

• 1 6 LICENSEE LICENSE EVENT NAME LICENSE NUMBER TYPE TYPE

@12] IMII IPIAl1li I Io Io I-lo Io Io Io Io 1-1 o Io I I 4 I 1 1.1 1i 1i I 1-o I3I 7 8 9 14 15 . 25 26 30 31 32 DOCK~ NUMBER EVENT DATE REPORT DATE lolslol-lol2lslsl lol1l2lol1l6I I olsl1l2 l1l6I 61 68 69 74 75 80 EVENT DESCRIPTION jol2I ~l_C_C_W__p~um__p~P.........5_2-__ C__in_b__ oa_r__d_b__ ea_r_1_*n_g~f_a_1_*i_e_d __w~h_1_*i~e__.p~r_e_v_e_n_t_a_t_1_*v_e__m_a_1_*n_t_e_n_a_n_c_e__w_a__ s_b__ e_in_g...___~I 7 8 9 BO lol3f ~l~p~e~r~f~o~r~m.;._ed""-~on;__C~CW __p.um~p._P_._52_-_.A__* __P......... 52_-_C__w_a_s__t_r_1_*p~p~e-d__a_n_d__1_*n_s_p~e_c_t_e_d__* __D_1_*e_s_e_i~g~e_n__ er_a_t__or.........~I 7 8 9 80 lol41 ~l~i~-~2~w~a~s_t..;;...;..e_st........._st~a~r-t..;;...;..ed~t..;;...;..o_v_e_r_1_*f~y.__o_p~e-r_a_b_1_*1_1_*t~y....._.__P~5~2--_A__w_a_s.___r_e_t_u~r~n-e_d;;.;;._t_o"'""'"s_e_r_v_1=*c_e__1~a~t~er=-~I 7 8 9 80 lol51 l~-t~h;;;;..;;..e~sam~_e_...d~ay..........___Th=-e--..sh==a~ft..._w~a--..s_m=e-t_a~l=1~*~ze_d__t_o.._...1=*n~s-ur---...e__p~r-o~p-e~r--b_e=a=r~1=*n=g=-1=*n=t~e=r-f_e=r-e=n=c.::;..=e~f=it--..~I 7 8 9 80 lolsl f~_T_h_e __b__e_ar__in_g__r__ep __la__c_e_d__ an__ d_t_h__ e_n_e__ ed__f_o_r__c_h_a_n_g_e_s__1_*n__m_a_1_*n_t_e_n_a_n_c_e__.p_r_o_c_e_d_ur __e__~(S_e_e__l__ 8_)__~l 7 89 PANE 80 SYSTEM CAUSE COMPONENT COMPONENT SUPPLIER MANUFACTURER VIOLATION w

CODE CODE COMPONENT CODE 7

@0 le 8 9 10 JJ I w11 12 IPlulMIPlxlxl 17 43 IG I 1 I 9 15 I 44 47 w48 CAUSE DESCRIPTION lol0I I Probable cause was either not performing a hot ~nd alignment on pump after re~air I 7 8 9 80 lolsl I or because of bearing slippage on shaft. I

• 7 8 9 80 lil§l 7 8 g 80 FACILITY METHOD OF EEi8 7

w STATUS 9

% POWER I 0 I 9 I 0 I ..___ _

10 12 13 OTHER STATUS NA_ _____.,.I 44 w

DISCOVERY 45 46 DISCOVERY DESCRIPTION

!Observation by Maintenance Personneil 80 FORM OF ACTIVITY CONTENT RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE 7

rn 8 W

9 W l...______N__

10 11 A _ ___.I 44 45 NA 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION

~I 010101 ~ NA 7 8 9 11 12 13 80 PERSONNEL. INJURIES NUMBER DESCRIPTION

~ 1010101 NA 7 8 9 11 12 80 PROBABLE CONSEQUENCES

~ None 7 8 g 80 LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION

~. li.I NA 7 8 9 10 80 PUBLICITY lIIZ] I Copy of this report being distributed to Michigan news media.

7 8 9 80

• ADDITIONAL FACTORS

~ I is being reviewed. P52-B pump was available. (76-03) I 7 B 9 80 7

Eifil8 9 80