Service difficulty report · Hmu · Dhav DHC8102

Difficulty date
September 29, 1996
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Dhav DHC8102
Aircraft serial
215
Engine
Pwa PW120A
Part
Hmu
Part number
7863916
Condition
Failed
Location
Nr 2 Engine
Part time
13,550 hours
Stage of operation
NR
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

NR 2 ENGINE TORQUE SLOWLY REDUCING AT 14,000 FEET WITH POWER LEVER AT FIREWALL, TORQUE REDUCED TO 60 PERCENT. REMOVED NR 2 ENGINE OUTBOARD IGNITOR AND 1 OUTBOARD DIFFUSER TUBE, INSPECTED LP AND HP COMPRESSORS AND TURBINES, NO DEFECTS FOUND. INSTALLED IGNITOR, AND DIFFUSER TUBE. REMOVED AND REPLACED HMU AND FUEL PUMP IAW PWC MM, OPERATIONAL AND LEAK CHECKED GOOD. A/C RETURNED TO SERVICE. (X)