- Difficulty date
- July 23, 2018
- Submitted
- July 27, 2018
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35182
- Aircraft time
- 44,474 hours, 13,327 cycles
- Part
- Sensor
- Part number
- 213A410113
- Condition
- Dirty
- Location
- Cabin
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ENGINE START AIR TEMP FWD CAB ZONE TEMP LITE-ON, LIGHT EXTINGUISHED AFTER MASTER CAUTION RESET. GROUNDED - YES. CLEANED CABIN TEMP SENSORS. PERFORMED CABIN TEMP CONTROLLER BITE, REF AMM 21-61-00-700-806-002. VERIFICATION TEST NORMAL. OPERATED PACKS, ZONE TEMP LIGHT REMAINS EXTINGUISHED ON RECALL.