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SDR SWAA2025082206943

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Service difficulty report · Battery Pack · Boeing 737752

FAA SDR system

Difficulty date
July 15, 2025
Submitted
August 22, 2025
Operation
Air carrier
Aircraft
N7843A
Make and model
Boeing 737752
Aircraft serial
35786
Aircraft time
59,381 hours, 32,137 cycles
System (JASC)
3350 · Emergency Lighting
Part
Battery Pack
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

INOP EMERGENCY POWER SUPPLY AND BATTERY M1668 POSITION AT PASSENGER CABIN 2025-448068<[01] REPLACED EMERGENCY EXIT LIGHT POWER SUPPLY-POWER SUPPLY AND EMERGENCY EXIT LIGHT POWER SUPPLY-BATTERY PACK M1668 AT MID CABIN LT SIDE I.A.W 33-51-06-960-806-NG AND 33-51-06-960-805-NG. PERFORMED TEST IS OK. SEE INDIVIDUAL SIGN OFF BELOW.;[02] CORRECTED STEP 1.<BR>REPLACED EMERGENCY EXIT LIGHT POWER SUPPLY-POWER SUPPLY AND EMERGENCY EXIT LIGHT POWER SUPPLY-BATTERY PACK M1668 AT MID CABIN LT SIDE I.A.W B737-700 AMM 33-51-06-960-806-NG AND B737-700 AMM 33-51-06-960-805-NG. PERFORMED TEST IS OK. SEE INDIVIDUAL SIGN OFF BELOW.;[03] REPLACED EMERGENCY EXIT LIGHT POWER SUPPLY-POWER SUPPLY AND EMERGENCY EXIT LIGHT POWER SUPPLY-BATTERY PACK M1668 AT MID CABIN LT SIDE I.A.W B737-700 AMM 33-51-06-960-806-NG AND B737-700 AMM 33-51-06-960-805-NG. PERFORMED TEST IS OK. SEE INDIVIDUAL SIGN OFF BELOW.