What was found
AIRCRAFT WAS GROUNDED: FLIGHT DIVERTED TO LAS FOR LH PACK FAILURE. REPLACED PRECOOLER VALVE AND PRECOOLER SENSOR 390 (AALA202103139005) PER AMM 36-12-03, AMM 36-12-01, AND JOB CARD JC08L40036001, OPS CHECK GOOD.
- Difficulty date
- March 9, 2021
- Submitted
- March 14, 2021
- Operation
- Air carrier
- Aircraft
- N991AN
- Make and model
- Boeing 737823
- Aircraft serial
- 30920
- Aircraft time
- 35,665 hours, 14,468 cycles
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Valve
- Part number
- 32895625
- Part serial
- 3196
- Condition
- Faulted
- Location
- Precooler
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.