What was found
APU NO START. PERFORMED TROUBLE SHOOTING WITH BREAK OUT BOX. FOUND ECS VOLTS OUT OF RANGE, IGV TM OUT OF RANGE. INSTALLED NEW M195 ZONE TEMP CONT. RE-RAN APU, NO HELP WITH ECS VOLTS. REINSTALLED ORIGINAL M195 ZONE TEMP CONT.
- Difficulty date
- January 21, 2011
- Submitted
- January 29, 2011
- Operation
- Air carrier
- Aircraft
- N653UA
- Make and model
- Boeing 767322
- Aircraft serial
- 25391
- Aircraft time
- 78,999 hours, 12,774 cycles
- Engine
- Pwa PW4060
- System (JASC)
- 4960 · APU Controls
- Part
- Controller
- Part number
- 211734220
- Part serial
- 152
- Condition
- Faulty
- Location
- Apu
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.