SDR ASAA12511564

Service difficulty report · Warning Light · Boeing 737890

Difficulty date: May 16, 2012
Submitted: May 18, 2012
Operation: Air carrier
Aircraft: N596AS
Make and model: Boeing 737890
Aircraft serial: 35688
Aircraft time: 15,360 hours, 4,913 cycles
Engine: Cfmint CFM567B273
System (JASC): 2160 · Cabin Temperature Control System
Part: Warning Light
Condition: False Activation
Location: Cabin Temp
Stage of operation: TX
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

CONTROL CABIN "ZONE TEMP" AMBER LIGHT CAME ON DURING RECALL CHECK. LIGHT EXTINGUISHED ON RESET. ACFT GROUNDED. ACCOMPLISHED FIM 21-62T801, RT PACK ZONE TEMP CONTROLLER SHOWS "FLT DECK TRIM VALVE" FAULT. ACCOMPLISHED FIM 21-62T832 FAULT RESET.