Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
February 18, 2016
Submitted
February 22, 2016
Operation
Air carrier
Aircraft
N408AS
Make and model
Boeing 737990ER
Aircraft serial
41732
Aircraft time
12,821 hours, 4,109 cycles
Part
Warning Light
Condition
False Activation
Location
Nr 2 A/C Pack
Stage of operation
CL
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

AFTER TAKEOFF, NOTICED A NR 2 PACK LIGHT ILLUMINATED. ACFT GROUNDED. PERFORMED A BITE TEST ON THE NR 2 PACK/ZONE TEMP CONTROLLER AND IT LOGGED AN "ACTUATOR" FAULT. RESET FAULT AND ACCOMPLISHED 4 ADDITIONAL BITE TESTS AND NO FAULTS LOGGED. GVI OF RT INLET LOOKS NORMAL. OPERATED RT ACFT PACK, NO DEFECTS NOTED.