What was found
ZONE TEMP LIGHT CONT CAB ILLUMINATED AT FL 340 WILL NOT EXTINGUISH. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 21-62 TASK 801, FOUND "FLT DECK TRIM VALVE" IN HISTORY, RESET AND C/W OPS TEST, OPS CHECK GOOD, FAULT DID NOT RETURN.
- Difficulty date
- February 3, 2022
- Submitted
- February 8, 2022
- Operation
- Air carrier
- Aircraft
- N442AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 43293
- Aircraft time
- 30,553 hours, 9,735 cycles
- System (JASC)
- 2160 · Cabin Temperature Control System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.