What was found
FAN FOR FLIGHT DECK TEMP SENSOR IN CEILING IS NOISY. GROUNDED - YES. CLEANED FLIGHT DECK TEMP SENSOR FILTER AND FAN PER AMM 21-61-06-100-801. FLIGHT DECK TEMP SENSOR FAN IN CEILING OPERATES NORMAL.
- Difficulty date
- September 19, 2018
- Submitted
- September 21, 2018
- Operation
- Air carrier
- Aircraft
- N464AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 40714
- Aircraft time
- 17,672 hours, 5,763 cycles
- System (JASC)
- 2160 · Cabin Temperature Control System
- Part
- Filter
- Part number
- 412A160041
- Condition
- Dirty
- Location
- Cockpit
- Stage of operation
- NR
- 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.