SDR ASAA2016032816116

Service difficulty report · Warning Light · Boeing 737890

Difficulty date: March 28, 2016
Submitted: March 30, 2016
Operation: Air carrier
Aircraft: N558AS
Make and model: Boeing 737890
Aircraft serial: 35177
Aircraft time: 37,505 hours, 10,966 cycles
System (JASC): 2150 · Cabin Cooling System
Part: Warning Light
Condition: False Activation
Location: Left A/C Pack
Stage of operation: CL
How discovered: O
Nature of condition: J
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, PASSING THROUGH 12,000 FT LT PACK ILLUMINATED. RAN QRH PROCEDURE AND PACK LIGHT EXTINGUISHED. ACFT GROUNDED. FAULT CODE 215-280-41 LT SIDE "PACK LIGHT ON DURING CLIMB, LIGHT STAYS OUT AFTER RESET". PERFORMED FIM 21-53, TASK 805, NO DEFECTS NOTED. ALSO PERFORMED TEMP CONTROLLER BITE REF FIM 21-62, TASK 801, NO DEFECTS NOTED. INSPECTED RAM AIR INLET FOR DEBRIS, NONE FOUND.