What was found
DURING RECALL, CONTROLLER CABIN ZONE TEMP LIGHT ILLUMINATED. ACFT GROUNDED. R & R CONTROLLER CABIN TRIM AIR MODULATING VALVE IAW AMM 21-61-21-000-801/-400-801. OPS AND LEAK CKS GOOD.
- Difficulty date
- January 6, 2015
- Submitted
- January 12, 2015
- Operation
- Air carrier
- Aircraft
- N558AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35177
- Aircraft time
- 32,714 hours, 9,637 cycles
- System (JASC)
- 2160 · Cabin Temperature Control System
- Part
- Valve
- Part number
- 3989083
- Part serial
- 723C
- Condition
- Failed
- Location
- A/C Bay
- Part time
- 71,059 hours, 35,019 cycles
- 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.