SDR ASAA2016120118904

Service difficulty report · Warning Light · Boeing 737890

Difficulty date: December 1, 2016
Submitted: December 5, 2016
Operation: Air carrier
Aircraft: N588AS
Make and model: Boeing 737890
Aircraft serial: 35685
Aircraft time: 34,597 hours, 10,526 cycles
System (JASC): 2150 · Cabin Cooling System
Part: Warning Light
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

LEFT PACK LIGHT ILLUMINATED WHEN CHECKING RECALL. PACK LIGHT GOES OUT WITH RECALL RESET. ACFT GROUNDED. PERFORMED BITE TEST IAW FIM 21-62 TASK 801, RAM AIR ACTUATOR LIGHT, RESET FAULTS, TESTED, FAULT CLEARED AND DID NOT RETURN. OPS NORMAL, NO HISTORY 60 DAYS.