SDR HNAA2014012000016

Service difficulty report · Pump · Dhav DHC8311

Difficulty date: January 20, 2014
Submitted: January 20, 2014
Operation: Air carrier
Aircraft: N326EN
Make and model: Dhav DHC8311
Aircraft serial: 234
Aircraft time: 43,981 hours, 49,708 cycles
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Condition: Failed
Location: Hyd System
Stage of operation: CR
How discovered: O
Nature of condition: J
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 HYD PUMP CAUTION LIGHT ILLUMINATED IN FLIGHT WITH LOSS OF HYD QTY, CREW REPORTED NR 2 QTY AT ZERO ON GROUND. FOUND LINE AT PRESSURE MANIFOLD BROKEN, R & R LINE AND ENGINE. ENGINE HYD PUMP AND CASE DRAIN FILTER IAW WC 29-12-03R, 29-00-00 AND 72,00-04L AND OPS AND LEAKED CHECKED GOOD. SERVICE AND BLED HYD SYSTEM IAW 12-10-29.