Service difficulty report · Battery Pack · Boeing 7378

Difficulty date
October 18, 2023
Submitted
October 19, 2023
Operation
Air carrier
Aircraft
N8714Q
Make and model
Boeing 7378
Aircraft serial
36934
Aircraft time
13,432 hours, 5,992 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Failed
Location
Zn 200 Fus Top
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFT UPPER RH EMERGENCY EXIT LIGHT BATTERY PACK (M1672 STA 952 WL 291 RBL 14) DOES NOT CHARGE<[01] REMOVED ACCESS PANEL AT STA. 952 WL 291 RBL 14 IAW AMM 33-51-06-960-802 STEP 4D.(3).;[02] REMOVED AND INSTALLED NEW EMERGENCY EXIT LIGHT BATTERY PACK AT M1672 IAW AMM 33-51-06-960-802 STEP 4D.(4)(5).;[03] ACCOMPLISHED EMERGENCY LIGHTS OPS CHECK IAW AMM 33-51-06-960-802 STEP 4.D(6). OPS CHECK GOOD.;[04] VERIFIED STEP 2&3<BR>OK TO INSTALL PANEL;[05] INSTALLED ACCESS PANEL AT STA. 952 WL 291 RBL 14 IAW AMM 33-51-06-960-802 STEP 4.E.;[06] VERIFIED STEP 5<BR>AUDIT CW

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