Service difficulty report · Warning System · Boeing 737990ER

Difficulty date
June 26, 2016
Submitted
June 28, 2016
Operation
Air carrier
Aircraft
N486AS
Make and model
Boeing 737990ER
Aircraft serial
44107
Aircraft time
3,087 hours, 993 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
NR
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 LIGHT ILLUMINATED ON RECALL, WENT OUT WITH MASTER CAUTION RESET. ACFT GROUNDED. NR 1 ZONE TEMP CONTROLLER LOGGED, TCV THIS PACK, FAULT CLEARED AND TESTS NORMAL IAW AMM 21-61-00, GROUND VERIFICATION SUCCESSFUL.