What was found
L4 DOOR EPAS BATTERY, OPERATIONS CHECK FAILED IAW WC 25-5210-1-9801 STEP1 D & E. OPERATIONAL BATTERY PACK, NO HELP. SEE ATTACHED 44.0008. REPLACED L4 DOOR MODE SELECT SWITCH & DOOR OPEN SWITCH. ALL CHECKED GOOD IAW AMM 52-11-28.
- Difficulty date
- January 23, 2015
- Submitted
- January 23, 2015
- Operation
- Air carrier
- Aircraft
- N78005
- Make and model
- Boeing 777224
- Aircraft serial
- 27581
- Aircraft time
- 79,750 hours, 8,077 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Switch
- Condition
- Failed
- Location
- L4 Door
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.