Service difficulty report · Controller · Boeing 73748E

Difficulty date
April 15, 2012
Submitted
April 16, 2012
Operation
Air carrier
Aircraft
N752MA
Make and model
Boeing 73748E
Aircraft serial
28199
Aircraft time
26,179 hours, 24,783 cycles
Part
Controller
Condition
Malfunctioned
Location
Cabin 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

ZONE TEMP LIGHTS ON FWD CAB AND AFT CAB ILLUMINATE ON RECALL. ACCOMPLISHED BITE TEST ON ZONE TEMP CONTROLLERS IAW M/M TASK 21-51-00-705-275-002 AND RESET CONTROLLERS NO FAULTS NOTED SYSTEM OPS CHECK NORMAL NO LIGHTS ILLUMINATE WHEN RECALL PUSHED.

More about the Boeing 737-48E