Service difficulty report · Warning Light · Boeing 737890

Difficulty date
December 22, 2012
Submitted
December 24, 2012
Operation
Air carrier
Aircraft
N531AS
Make and model
Boeing 737890
Aircraft serial
35199
Aircraft time
10,349 hours, 3,225 cycles
Part
Warning Light
Condition
False Activation
Location
A/C Pack
Stage of operation
DE
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

ON DESCENT THE LT PACK LIGHT ILLUMINATED & WOULD NOT RESET. PERFORMED FIM 21-62 TASK 801, PACK/ZONE CONTROLLER BITE PROCEDURE. NO FAULTS INDICATED. RAN PACKS WITHOUT PACK LIGHT ILLUMINATING. CONSIDER THIS AN INTERMITTENT FAULT. THERE IS NO MX HISTORY WITHIN THE PAST 30 DAYS.