What was found
APU SHUTOFF VALVE SWITCH ON P5 PANEL WAS FOUND TO FAULTY DURING JIC TESTS. WORKS INTERMITTENTLY. REPLACED APU BLEED SWITCH MODULE (PCN 566-1200), OPS CK NORMAL.
- Difficulty date
- July 11, 2013
- Submitted
- July 12, 2013
- Operation
- Air carrier
- Aircraft
- N217UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30550
- Aircraft time
- 54,589 hours, 6,700 cycles
- Engine
- Pwa PW4090
- System (JASC)
- 4990 · APU Oil System
- Part
- Module
- Part number
- 095320003
- Part serial
- UNKNOWN
- Condition
- Faulty
- Location
- Apu Bleed Switch
- 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.