- Difficulty date
- January 8, 2023
- Submitted
- January 21, 2023
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35690
- Aircraft time
- 52,208 hours, 15,776 cycles
- Part
- Sensor
- Condition
- Dirty
- Location
- Cockpit Temp
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CAB ZONE TEMP ILLUMINATES ON RECALL - EXTINGUISHES ON RESET. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 21-61 TASK 861. FOUND CABIN TEMP SENSOR & FILTER COVERED IN DUST & DEBRIS. CLEANED CABIN TEMP SENSOR & CHANGED FILTER. BITE TEST OF BOTH PZTC'S GOOD. OPS CK GOOD. ORIG SUBMISSION DATE: 1/12/2023