Service difficulty report · Warning Horn · Doug DC983

Difficulty date
July 24, 2015
Submitted
July 29, 2015
Operation
Air carrier
Aircraft
N426NV
Make and model
Doug DC983
Aircraft serial
49437
Aircraft time
54,975 hours, 51,805 cycles
Part
Warning Horn
Condition
Malfunctioned
Location
Mlg
Stage of operation
CL
How discovered
O
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

JUST AFTER TAKEOFF, LANDING RETRACTION COMPLETE, GOT UNSILENCEABLE LANDING GEAR AURAL WARNING, FLAPS AT 24, NO INDICATION ON EAOP. WHEN FLAPS WERE RETRACTED WARNING STOPPED, ACCOMPLISHED QRH 85.2. NO POPPED CB'S FOUND. INSPECTED FLAP PEDESTAL POSITION SWITCHES, NO DEFECTS NOTED. COMPLIED WITH PSEU RERACK & BITE TEST IAW AMM 32-60-04-2-0 NO FAULTS NOTED, BITE TESTED GOOD. CONFIGURED AIRCRAFT IN TAKEOFF MODE WITH FLAPS AT 11 & 24 DEGREES. AIRCRAFT TRIMMED FOR TAKEOFF & POWER LEVERS ADVANCED, NO WARNING HORN SOUNDED, OK FOR CONT SERVICE.

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