SDR ARWA981103

Service difficulty report · Actuator · Doug DC862

Difficulty date: November 12, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N791AL
Make and model: Doug DC862
Aircraft serial: 46150
System (JASC): 2121 · Air Distribution Fan
Part: Actuator
Part number: 525116
Condition: Not Secured
Location: Selector Vlv
Stage of operation: CL
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

UNABLE TO PRESSURIZE CABIN ALTITUDE REACHED 10,000 A/C ALTITUDE WAS 10,000 NO DOOR WARNING LIGHTS ILLUMINATED. T/S FOUND REC FAN AIR SELECTOR VALVE ACTUATOR NOT SECURED. SECURED AIR SELECTOR VALVE ACTUATOR IAW M/M 21-21-5, OPS NORMAL ON RUN UP.

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