SDR ASAA2014022707023

Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date: February 27, 2014
Submitted: March 3, 2014
Operation: Air carrier
Aircraft: N433AS
Make and model: Boeing 737990ER
Aircraft serial: 41704
Aircraft time: 1,420 hours, 458 cycles
System (JASC): 2150 · Cabin Cooling System
Part: Warning Light
Condition: Malfunctioned
Location: Rt A/C Pack
Stage of operation: AP
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

DURING APPROACH, MASTER CAUTION CHECK, RT PACK LIGHT ILLUMINATED, THEN RESET WITH MASTER CAUTION. ACFT GROUNDED. PERFORMED FIM TASK 21-62-TASK 802. NO FAULTS. INSPECTED AND RAN RT PACK. LIGHT REMAINS OUT. GROUND VERIFICATION SUCCESSFUL.