Service difficulty report · Controller · Boeing 737990ER
FAA SDR system
- Difficulty date
- April 6, 2021
- Submitted
- April 8, 2021
- Operation
- Air carrier
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41702
- Aircraft time
- 25,208 hours, 8,149 cycles
- Part
- Controller
- Condition
- Malfunctioned
- Location
- Cockpit Temp
- Stage of operation
- NR
- How discovered
- V
- 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 LIGHT ON RECALL RESETS W/MC. GROUNDED - YES. A/C REL PER MEL 21-21G PRIMARY CONT CAB ZONE TEMP INOP. ACCOMP BITE CK OF #2 ZONE CONT PER B737-900 21-61-00. LOGGED FLT DECK TRIM VALVE. FAULT CLEARED & OPS CKS NML. THIS CLEARS MEL 21-21G, FLT CREW PLACARD REMOVED. GROUND VERIFICATION SUCCESSFUL. SEAMC CARLOS NOTIFIED.