What was found
WHEN STARTING APU, EMERGENCY LIGHT CABIN (H-7) CIRCUIT BREAKER POPPED - ON POWER TRANSFER, H-10 CIRCUIT BREAKER ALSO POPPED. REMOVED AND REPLACED CONTROL RELAY 21XG IAW ELECTRICAL STANDARD PRACTICES MANUAL & EWM 24-41-03.
- Difficulty date
- January 9, 2013
- Submitted
- January 10, 2013
- Operation
- Air carrier
- Aircraft
- N178US
- Make and model
- Airbus A321211
- Aircraft serial
- 1519
- Aircraft time
- 41,130 hours, 14,936 cycles
- System (JASC)
- 2440 · External Power System
- Part
- Relay
- Part number
- E0245115B0
- Condition
- Defective
- Location
- Electrical Sys
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.