Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
December 25, 2015
Submitted
December 29, 2015
Operation
Air carrier
Aircraft
N474AS
Make and model
Boeing 737990ER
Aircraft serial
40715
Aircraft time
1,879 hours, 619 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

ZONE TEMP CONTROLLER CABIN ILLUMINATED ON RECALL, EXTINGUISHED WITH RESET. ACFT GROUNDED. GROUND VERIFICATION SUCCESSFUL, CONTROLLER BITE TEST CHECKS GOOD, REF AMM 21-21-00.