05000255/LER-1980-033-01, /01T-0:on 800911 During Control Rod Exercising,Rod 31 Was Misaligned.Caused by Rod Insertion Length.Procedures Revised to Lessen Insertion & Remain within Tech Spec Requirements

/01T-0:on 800911 During Control Rod Exercising,Rod 31 Was Misaligned.Caused by Rod Insertion Length.Procedures Revised to Lessen Insertion & Remain within Tech Spec Requirements

ML18045A666
Person / Time
Site:	Palisades
Issue date:	09/25/1980
From:	Hoffman D CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML18045A667	List: 05000255/LER-1980-033, Forwards LER 80-033/01T-0 05000255/LER-1980-033-01, /01T-0:on 800911 During Control Rod Exercising,Rod 31 Was Misaligned.Caused by Rod Insertion Length.Procedures Revised to Lessen Insertion & Remain within Tech Spec Requirements
References
LER-80-033-01T, LER-80-33-1T, NUDOCS 8009300487
Download: ML18045A666 (1)

LER-1980-033, /01T-0:on 800911 During Control Rod Exercising,Rod 31 Was Misaligned.Caused by Rod Insertion Length.Procedures Revised to Lessen Insertion & Remain within Tech Spec Requirements

Event date:
Report date:
2551980033R01 - NRC Website

text

PALISADES PLANT NRCFORM3&S 17*771 U.S. NUCLEAR REGULATORY COMMISSION LICENSEE EVENT REPORT CONTROL BLOCK: I

! G)

!PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION!

1 e

[IE] IMI II FIAi Llil@Jo lol-1 ololo lo I ol-lo! 0!@1411!1! 1!1!©1 I I@

7 8

9 LICENSEE CODE 14

,5 LICENSE NUMIER 25 211 LICENSE TYPE :10 57 CAT &ii CON'T [lli]

7 8

~ UJ@IO I 510 IO I 012 I 515°k1)I019 1111181o!@IO1912.15181 o!@

60 61 COCKET NUMBER S8 69 EVENT DATE 74 75 REl'OftT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES@

((lIJ I During. control rod exercising, rod 31. was momentarily misal.igned, as IIlII._! __ e_vi_* d_e_n_c_e_d_b..::;y_a_B_-_i_n_c~h_de_n_* a_t_i_* o_n_al_arm

__._._c_o_n_di_*t_io_n_i_* s_a_d_e... gr.__ad_e_d_m_o_d_e _ __.

([E] !.__P_e_rmi_*_t_t_ed_*_b_y_T_S_3_._1_0_._4_,_an_d_r_e_p_ort ab_l_e_p_e_r_s_p_e_c_ial.

__ T_s_s_-_5_. __

N_o_thr_e_a:_t __

[]JI] _, __ t_o_p_u_b_11_*_c_h_e_al_t_h_o_r_s_a_re_t_y_e_xi_*_s_t_e_d_. ____________________ __.

[:mJ IIIIJ

~

'-----------------------------------------------~

1 8 9 80 l:mJ 7

8 SYSTEM

.CODE

!RIB!@

9 10 t:::'\\

LERIRO LVENT VEAR

\\::.I REPORT I 8 I 0 I NUMBER 21.

2.2

CAUSE

CAUSE COMP.

VALVE CODE SUBCODE COMPONENT CODE SUBCODE SU8CODE IIU@ LI.I@ I cl RID I RIV I El@ W@ W@

11 12

. 13 18 19 20 SEQUENTIAL OCCIJRRENCE REPORT REPORT NO.

CODE TYPE I I 10!3131 Ld 10111 L.!J 1=J 23 24 26 27 28 29 30 31 REVISION*

NO.

IQ.J 32 TAKEN ACTION ON PLANT METHOD HOURS 22 SUBMl,,.ED FORM liUB.

SUPPLIER ACTION FUTURE EFFECT SHUTDOWN

~ A,,.ACHMENT NPR~

PRIME COMP, l£.J@L.!J@

~@ ~@ Io I 01 01 I 1!..J@)

L!..J@

L!J@

COMPONENT MANYFACTURER I Cfq 1910 I@

33 34 35 36 37 40 41 42 43 CAUSE DESCRIPTION AND CORREC-nve ACTIONS @

41 DJ]J I The procedure for control rod exercising required inserting rods D:ID

._1 __

6_1_*n_c_h_e_s~,_wh_1_*c_h_w_a_s __

suf_f_1_*c_1_*e_n_t_l~Y.___cl_o_s_e_t_o_t_h_e_8_1_*n_ch __

d_e_n~*-a_t_i_o_n_al

__ arm P<?int to result in rod misalignment.

The procedure has been revised to IIIiJ !.__ ________________________________________________ __

OJI) require less insertion (whil.e stil.l meeting TS requirements on total o:m rod travel)

• 7 8

9 FACILITY 13Q\\

STATUS

~ l'OWER OTHER STATUS \\.::;:/

[ill] L!..J@ !O I 8 I 2!@)1 ____

NA __

7 8

9 10 12 13 ACTIVITY CONTENT

/.::\\

RELEASED OF RELEASE AMOUNT OF ACTIVITY ~

o::m W@ ~'

NA I

7 8

9 10 11 BO METHOOOF

(.;:;..

DISCOVERY DISCOVERY DESCRIPTION ~

1.!.J~_l_R_e_vi_*_e_w __ o_f.....,p_r_o_c_e_d_:ur

__ e ____

45 48 80 LOCATION OF RELEASE NA so

'l!R!ONNEL EXPOSURES t.::\\

NUMBER t:::;., TYPE JC\\ DESCRl"'ON IIIIJ I o 1 01 o l~~e~_* ______

.-NA:.;.._ _______________ __,

7 8

9 11 12 13

'ERSONNEL INJURIES

~

80 NUMBER DESCRll'T10N~

EJI) IOI O!O!@)~--------------------~N-A.;,._ ____________________________ __,

7 8

9 11 12 80 LOSS oc OR DAMAGE TO FACIUTY ~

TYPE DESCRll'TION

-..;::;:J IJJil ~@)~----------------------~NA:.;..... ____________________________ ---J 7

8 9

10

'U8LICITY t::\\

ISSUEDr.'.:\\ DESCRIPTION~

IITIJ L!J~~! -------------NA

..;...,,,...-~!

II I II I II II II I 7

8 9

10 lJ! 7 68 69 80 S

1C~9 soo 11 80 NRC USE ONLY