Service difficulty report · Switch · Dhav DHC8301

Difficulty date
April 1, 2002
Submitted
May 7, 2002
Operation
General aviation
Make and model
Dhav DHC8301
Aircraft time
27,600 hours
Engine
Pwa PW123
Propeller
Hamstd 14SF15
Part
Switch
Part number
MS274081N
Condition
Bent
Location
Hbov Bleed
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) OVER TORQUE ON LT ENGINE WITH BLEEDS SELECTED ON. SUSPECT LEFT BLEED SELECTED TO HBOV FOR TAKEOFF. LT BLEED SWITCH BENT AND NOT STOPPING AT DETENT. OVERTORQUE FOR APPROX. ONE SECOND. SWITCH REPLACED AND FDR READOUT WITHIN LIMITS.