Service difficulty report · Warning System · Boeing 737990ER

Difficulty date
February 5, 2019
Submitted
February 6, 2019
Operation
Air carrier
Aircraft
N462AS
Make and model
Boeing 737990ER
Aircraft serial
36362
Aircraft time
18,902 hours, 6,263 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
NR
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

LEFT PACK LT ILLUM ON MASTER CAUTION - RESETS ON MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE AMM 21-61-00 OPS CHECK NORMAL.