Service difficulty report · Sensor · Dhav DHC8102

Difficulty date
May 3, 2004
Submitted
November 2, 2004
Operation
General aviation
Make and model
Dhav DHC8102
Aircraft time
40,775 hours
Engine
Pwa PW120A
Propeller
Hamstd 14SF7
Part
Sensor
Part number
756158
Part serial
0463
Condition
Failed
Location
Torque
Part time
34,832 hours, 38,610 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

(CAN) ON CLIMB OUT THE FLAP DRIVE CAUTION LIGHT ILLUMINATED CONTINUOUSLY, AND WOULD NOT EXTINGUISH. TROUBLE SHOOTING BY MAINTENANCE SUSPECTED A INTERNAL SWITCH FAILURE OF THE TORQUE SENSOR. A TEAR DOWN REPORT FOR FURTHER DETAILS OF THE REASON FOR FAILURE SO SOON AFTER LAST REPAIR HAS BEEN REQUESTED.