SDR ASAA2015073112650

Service difficulty report · Actuator · Boeing 737890

Difficulty date: July 31, 2015
Submitted: August 4, 2015
Operation: Air carrier
Aircraft: N513AS
Make and model: Boeing 737890
Aircraft serial: 35192
Aircraft time: 26,207 hours, 8,005 cycles
System (JASC): 2150 · Cabin Cooling System
Part: Actuator
Part number: 5416744
Part serial: 11932
Condition: Malfunctioned
Location: Ram Air Exhaust
Part time: 31,263 hours, 9,248 cycles
Stage of operation: NR
How discovered: 9
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

WHEN PUSHING "RECALL" THE RT PACK LIGHT ILLUMINATED, PUSHING "RESET" PUTS THE PACK LIGHT OUT. ACFT GROUNDED. ACCOMPLISHED FIM TASK 21-62, TASK 801, PUSH TEMP CONTROL, BITE CK FOUND RT RAM AIR ACTUATOR FAULT. REPLACED RT RAM AIR INLET ACTUATOR. REACCOMPLISHED FIM TASK 21-62, TASK 801, NO FAULTS FOUND. REF AMM 21-51-21, FIM 21-62, TASK 801.