What was found
REF T/C NG-21EA-23228-1, #1 PACK ZONE TEMP CONROLLER LOGGED "ZONE" TRIM VALVE FAULT DURING BITE TEST. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 21-62 TASK 801, FAULT CLEARED.
- Difficulty date
- November 28, 2021
- Submitted
- December 1, 2021
- Operation
- Air carrier
- Aircraft
- N519AS
- Make and model
- Boeing 737890
- Aircraft serial
- 36482
- Aircraft time
- 46,579 hours, 13,732 cycles
- System (JASC)
- 2160 · Cabin Temperature Control System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.