- Difficulty date
- January 27, 2021
- Submitted
- February 3, 2021
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35185
- Aircraft time
- 51,320 hours, 15,326 cycles
- Part
- Switch
- Condition
- Malfunctioned
- Location
- Cockpit Temp
- Stage of operation
- NR
- 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
UPON MASTER CAUTION RECALL ZONE TEMP LIGHT ILLUMINATED ABOVE CONT CAB SWITCH. GROUNDED - YES. RELEASED PER MEL 21-21G FLT DECK PRIMARY TEMP CONT INOP. ACCOMPLISHED B737-800 FIM 21-62 TASK 845 STEP E. (1) (A) (1), NO CONT CAB "ZONE TEMP" LIGHT. ACCOMPLISHED FIM 21-62 TASK 801, NO FAULTS FROM BITE. GROUND VERIFICATION SUCCESSFUL.