Service difficulty report · Unknown · Boeing 737890

Difficulty date
February 22, 2011
Submitted
February 26, 2011
Operation
Air carrier
Aircraft
N518AS
Make and model
Boeing 737890
Aircraft serial
35693
Aircraft time
7,568 hours, 2,243 cycles
Part
Unknown
Condition
Malfunctioned
Location
Cabin Temp
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CONT CAB ZONE TEMP LIGHT ILLUMINATES ON RECALL AND EXTINGUISHES WITH MASTER CAUTION RESET. ACCOMPLISHED BITE PROCEDURE ON BOTH PACK/ZONE TEMP CONTROLLERS. FOUND FAULT LOGGED ON CONT NR 2 'FLT DECK TRIM VALVE'. RESET CONTROLLER. BITE CHECK GOOD. REF AMM TASK 21 62 00 810 842 + 21 62 00 810 801. NO HISTORY 30 DAYS. RAN LEFT PACK ZONE TEMP LIGHT REMAINS EXTINGUISHED ON RECALL. OPS CHECK NORMAL.