Service difficulty report · Warning System · Boeing 737890

Difficulty date
February 4, 2012
Submitted
February 6, 2012
Operation
Air carrier
Aircraft
N589AS
Make and model
Boeing 737890
Aircraft serial
35686
Aircraft time
15,773 hours, 5,076 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
K

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

What was found

LEFT PACK LT ILLUMINATED ON RECALL DURING LANDING CHECK. LIGHT EXTINGUISHED AFTER PUSHING MASTER CAUTION. PERFORMED PACK ZONE TEMP BITE CHECK FOR NR 2 ZONE CONTROLLER FAULTS PACK TCV. RESET FAULT. PERFORMED BITE CHECK NO FAULTES NOTED TEST PASSED. PER AMM 21 61 20 400 801 STEP F.