What was found
CONT CAB TEMP LIGHT. GROUNDED - YES. R&R CONTROL CABIN ZONE TRIM AIR MODULATING VALVE PER B737-800 AMM 21-61-21/401.
- Difficulty date
- April 28, 2023
- Submitted
- May 1, 2023
- Operation
- Air carrier
- Aircraft
- N588AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35685
- Aircraft time
- 54,689 hours, 16,256 cycles
- System (JASC)
- 2160 · Cabin Temperature Control System
- Part
- Modulating Valve
- Part number
- 3989085
- Part serial
- 28812
- Condition
- Faulty
- Location
- Left Ecs Bay
- Part time
- 19,941 hours, 6,430 cycles
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.