SDR CALA2025110610934

Service difficulty report · Battery · Boeing 777222

Difficulty date: November 4, 2025
Submitted: November 6, 2025
Operation: Air carrier
Aircraft: N227UA
Make and model: Boeing 777222
Aircraft serial: 30555
Aircraft time: 92,475 hours, 10,868 cycles
System (JASC): 2560 · Emergency Equipment
Part: Battery
Condition: Not Reported
Location: Zone 800
Stage of operation: IN
How discovered: V
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

EMERGENCY POWER ASSIST SYSTEM (EPAS) 9 VOLT BACK-UP BATTERY INSTALLATION, INSTALLED SAFETY PINS DOOR 2R SLIDE PACK. REMOVED R2 DOOR SLIDE SAFETY PINS AND STOWED IN POUCH, IAW AMM 52-11-20. COMPLIED WITH REMOVAL AND STOWAGE OF DOOR 2R SAFETY PINS.