Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
May 4, 2016
Submitted
May 9, 2016
Operation
Air carrier
Aircraft
N477AS
Make and model
Boeing 737990ER
Aircraft serial
40716
Aircraft time
3,622 hours, 1,167 cycles
Part
Warning Light
Condition
False Activation
Location
Lt A/C Pack
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

ON MASTER CAUTION RECALL, LT PACK AMBER OVERHEAD LIGHT ILLUMINATED. EXTINGUISHES ON MASTER CAUTION WARNING RESET. ACFT GROUNDED. ACCOMPLISHED FIM TASK 21-62, TASK 801. NO FAULTS FOUND. GROUND VERIFICATION GOOD REF FIM 21-62, TASK 848. CLEARS MEL 21-32B.