SDR CA090127006

Service difficulty report · Pump · Dhav DHC8102

Difficulty date: January 26, 2009
Submitted: March 5, 2009
Operation: General aviation
Make and model: Dhav DHC8102
Aircraft time: 41,762 hours
Engine: Pwa PW120
Propeller: Hamstd 14SF7
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Part number: 570347
Condition: Failed
Location: Hyd System
Stage of operation: CR
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

WHEN SPU`S WERE SELECTED OFF, HYDRAULIC PRESSURE WAS LOST ON THE NR 2 HYDRAULIC SYSTEM. ASSOCIATED "RUDDER PRESSURE", "NR 2 RUDDER HYDRAULIC" AND "RUDDER FULL PRESSURE" ILLUMINATED. RECTIFICATION, NR 2 HYDRAULIC ENGINE DRIVEN PUMP REPLACED, GROUND RUNS AND LEAK CHECK SERVICEABLE.