Service difficulty report · Warning Message · Boeing 737990ER

Difficulty date
January 12, 2016
Submitted
January 14, 2016
Operation
Air carrier
Aircraft
N403AS
Make and model
Boeing 737990ER
Aircraft serial
41730
Aircraft time
12,742 hours, 4,103 cycles
Part
Warning Message
Condition
False Activation
Location
Lt A/C Pack
Stage of operation
NR
How discovered
9
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 RECALL, LT PACK LIGHT ILLUMINATES AND EXTINGUISHES WITH MASTER CAUTION RESET. ACFT GROUNDED. BITE TEST NR 1 CONTROLLER HAD RAM AIR ACTUATOR ILLUMINATED FAULT CLEARED VERIFY TEST GOOD REF AMM 21-61-00.