Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
June 1, 2016
Submitted
June 3, 2016
Operation
Air carrier
Aircraft
N434AS
Make and model
Boeing 737990ER
Aircraft serial
61620
Aircraft time
710 hours, 230 cycles
Part
Warning Light
Condition
False Activation
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

CONTROLLER CABIN ZONE TEMPERATURE ILLUMINATES ON RECALL GOES OUT WITH RESET. ACFT GROUNDED. ACCOMPLISHED BITE TEST ON BOTH TEMP CONTROLLERS, REF FIM 21-62, TASK 801, NO FAULTS FOUND.