Service difficulty report · Battery Pack · Boeing 73779P

Difficulty date
April 22, 2023
Submitted
May 25, 2023
Operation
Air carrier
Aircraft
N7860A
Make and model
Boeing 73779P
Aircraft serial
29362
Aircraft time
49,661 hours, 34,220 cycles
Part
Battery Pack
Condition
Inoperative
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

INOP LOWERED CEILING RH BATTERY PACK AT AFT GALLEY AREA 2023-282523<[01] REPLACED RH BATTERY PACK AT AFT GALLEY AREA IAW B737-700 AMM STEP 4.E EXCEP 4.E(3)(E) AND 4.E(3)(F) AND 4.F <BR>TEST IS OK;[02] CORRECTED STEP 1<BR>REPLACED RH BATTERY PACK AT AFT GALLEY AREA IAW B737-700 AMM 33-51-06-960-805 STEP 4.E EXCEP 4.E(3)(E) AND 4.E(3)(F) AND 4.F <BR>TEST IS OK;[03] CORRECTED STEP 2<BR>REPLACED RH BATTERY PACK AT AFT GALLEY AREA IAW B737-700 AMM 33-51-06-960-805 STEP 4.E EXCEP 4.E(3)(E) AND 4.E(3)(F) AND 4.F. TEST IS OK.<BR>SEE INDIVIDUALS SING OFF BELOW.;[04] CORRECTED STEP 3<BR>REPLACED RH BATTERY PACK AT AFT GALLEY AREA IAW B737-700 AMM 33-51-06-960-805 STEP 4.E EXCEP 4.E(3)(E) AND 4.E(3)(F) AND 4.F. TEST IS OK.<BR>SEE INDIVIDUALS SIGNOFF BELOW.;[05] TASK CARD COMPLETE. <BR><BR><BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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