Service difficulty report · Battery Pack · Boeing 737990ER
FAA SDR system
- Difficulty date
- February 3, 2025
- Submitted
- February 4, 2025
- Operation
- Air carrier
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36362
- Aircraft time
- 40,199 hours, 12,507 cycles
- Part
- Battery Pack
- Part number
- D71701100
- 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
DURING T/C 78233008, FOUND LH MID CABIN EMERGENCY LT BATTERY PACK INOP. GROUNDED - YES. FOUND BATTERY PACK AT STATION 727C+13 WL212 LBL68 (LEFT, 7-8 WINDOWS AFT OF AFT OVERWING EXIT) INOP. REMOVED AND REPLACED EMERGENCY LT BATTERY PACK REF AMM 33-51-06. OPS CHECK GOOD. NO FURTHER DEFECTS NOTED. INSTALLED/REMOVED 1EA MIG-51A.