What was found
DURING TEST OF EPSU (18WL) AT DOOR 4 FAILED CAPACITY CHECK. MX REPLACED POWER SUPPLY UNIT AND BATTERY. OPS CHECK WAS NORMAL. ACFT RETURNED TO SERVICE.
- Difficulty date
- March 24, 2010
- Submitted
- March 25, 2010
- Operation
- Air carrier
- Aircraft
- N857NW
- Make and model
- Airbus A330223
- Aircraft serial
- 0633
- Aircraft time
- 24,159 hours, 3,426 cycles
- Engine
- Pwa PW4168A
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Inoperative
- Location
- Emergency Lights
- 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.