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

FWD EMERGENCY EXIT LIGHT BATTERY PACK (M2816 STA 310 WL 290 RBL 6) DOES NOT CHARGE<[01] REMOVED PANEL AT STA 310 WL 290 RBL 6 IAW AMM 33-51-06-960-802 STEP 4.A THRU 4.D(3).;[02] REMOVED BATTERY PACK M2816 AT STA 310 WL 290 RBL 6 IAW AMM 33-51-06-960-802 STEP 4.D(4).;[03] INSTALLED BATTERY PACK M2816 AT STA 310 WL 290 RBL 6 IAW AMM 33-51-06-960-802 STEP 4.D(5).;[04] ACCOMPLISHED EMERGENCY LIGHTS OPS CHECK IAW AMM 33-51-06-960-802 STEP 4.D(6). OPS CHECK GOOD.;[05] VERIFIED STEP 3&4<BR>OK TO INSTALL PANEL;[06] CLOSED FWD EMERGENCY EXIT LIGHT BATTERY PACK (M2816 STA 310 WL 290 RBL 6) ACCESS PANELS IAW AMM 33-51-06-960-802 STEP 4E (1).;[07] VERIFIED STEP 6<BR>AUDIT C/W

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