SDR GLBA20101105A

Service difficulty report · Pressure Switch · Beech 1900D

Difficulty date: November 5, 2010
Submitted: November 8, 2010
Operation: Air carrier
Aircraft: N195GL
Make and model: Beech 1900D
Aircraft serial: UE195
Aircraft time: 30,701 hours, 38,892 cycles
Engine: Pwa PT6*
System (JASC): 6123 · Propeller Feathering/Reversing
Part: Pressure Switch
Part number: 5038912147
Part serial: 0268
Condition: Malfunctioned
Location: Autofeather Sys
Stage of operation: AP
How discovered: O
Nature of condition: R
Precautionary procedure: O

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

What was found

LT SIDE PROP AUTOFEATHER W/ 1000LBS TQ SHORT FINAL. STOPPED AUTOFEATHERING ABOVE 1000 LBS TQ. MX INSPECTED THE SYS AND ADJUSTED THE FLIGHT IDLE TORQUE IAW AIM CH 7 SEC 2.5, PARA 2 AND REPLACED THE LOW PRESS SWITCH, RAN ENGINES, OPS CHECK GOOD IAW BMM.

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