SDR ASAA2015082512904

Service difficulty report · Warning Light · Boeing 737890

Difficulty date: August 25, 2015
Submitted: August 27, 2015
Operation: Air carrier
Aircraft: N516AS
Make and model: Boeing 737890
Aircraft serial: 39044
Aircraft time: 25,494 hours, 7,884 cycles
System (JASC): 2160 · Cabin Temperature Control System
Part: Warning Light
Condition: False Activation
Location: Cabin Temp
Stage of operation: NR
How discovered: 9
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

FWD CAB ZONE TEMP LIGHT ILLUMINATES ON RECALL AND EXTINGUISHES WITH RESET. ACFT GROUNDED. NR 2 PACK TEMP CONTROLLER LOGGED FWD CAB TRIM AIR FAULT, PERFORMED FIM 21-62, TASK 834 & FAULT CLEARED. PERFORMED PACK TEMP CONTROLLER BITE CK, FIM 21-62, TASK 801 & BITE CK PASSED. GROUND FUNCTIONAL CK GOOD. OK FOR ETOPS SERVICE.