SDR MALA954451

Service difficulty report · Hmu · Dhav DHC8102

Difficulty date
May 9, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N833MA
Make and model
Dhav DHC8102
Aircraft serial
343
Engine
Pwa PW120A
Part
Hmu
Part number
7863916L27
Condition
Failed
Location
Nr 2 Engine
Stage of operation
CL
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

FLT 3165 - DURING TAKEOFF FROM DTW, THE NR 2 ENGINE TORQUE SURGED FROM 89 PERCENT TO 105 PERCENT. THE AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED THE NR 2 HMU. THE SYSTEM OPERATED SATISFACTORILY DURING A TEST FLIGHT. (W)