SDR ASAA2015071512461

Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date: July 15, 2015
Submitted: July 21, 2015
Operation: Air carrier
Aircraft: N435AS
Make and model: Boeing 737990ER
Aircraft serial: 43292
Aircraft time: 6,758 hours, 2,218 cycles
System (JASC): 2150 · Cabin Cooling System
Part: Warning Light
Condition: False Activation
Location: Rt 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

ON RECALL, RT PACK LIGHT ILLUMINATED, EXTINGUISHED ON RESET. ACFT GROUNDED. PERFORMED FIM 21-61, TASK 801, TEMP CONTROLLER BITE CHECK - NR 2 TEMP CONTROLLER SHOWED LAST FLIGHT A "SRADA EXIT" FAULT. PERFORMED FIM 21-62, TASK 801 TEMP CONTROLLER BITE CHECK NO MAINTENANCE MESSAGE SHOWN, INTERMITTENT FAULT CLEARED.