SDR AALA202203146522

Service difficulty report · Controller · Boeing 737*

Difficulty date: March 12, 2022
Submitted: March 14, 2022
Operation: Air carrier
Aircraft: N908NN
Make and model: Boeing 737*
Aircraft serial: 31157
Aircraft time: 27,693 hours, 11,588 cycles
System (JASC): 2160 · Cabin Temperature Control System
Part: Controller
Condition: Faulted
Location: Zone 100 - Fuse
Stage of operation: CL
How discovered: V
Nature of condition: J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS NOT GROUNDED: AFTER TAKEOFF, CLIMBING THRU 5000 FT, RIGHT PACK LIGHT ILLUMINATED. FLIGHT DECLARED AN EMERGENCY AND DIVERTED TO DFW, LANDING SAFELY. ACCOMPLISHED FIM TASK 21-62-00-810-801, PACK ZONE TEMPERATURE CONTROLLER BITE TEST OF BOTH CONTROLLERS. NO FAULTS NOTED.