What was found
CONTROL CABIN ZONE TEMP LIGHT ILLUMINATES ON RECALL. EXTINGUISHES ON RESET. BITE OF NR 2 PZTC SHOWS CONT CAB TRIM VALVE FAULT RESET & RETESTED PZTC REF FIM TASK 21 62TSK 842 NO FAULTS NOTED. SUCCESSFUL GROUND VERIFICATION CONFIRMED.
- Difficulty date
- December 24, 2011
- Submitted
- December 27, 2011
- Operation
- Air carrier
- Aircraft
- N532AS
- Make and model
- Boeing 737890
- Aircraft serial
- 36346
- Aircraft time
- 5,729 hours, 1,893 cycles
- System (JASC)
- 2160 · Cabin Temperature Control System
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Ac Bay
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.