Service difficulty report · Pump · Dorner DO328100

Difficulty date
July 22, 2003
Submitted
July 25, 2003
Operation
Air carrier
Aircraft
N471PS
Make and model
Dorner DO328100
Aircraft serial
3007
Aircraft time
19,506 hours, 23,312 cycles
Engine
Pwa PW119B
Propeller
Hartzl HDE6C3B
Part
Pump
Part number
4208601
Part serial
IB65
Condition
Failed
Location
Hyd System
Part time
3,346 hours, 2,841 cycles
Stage of operation
AP
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

ON APPROACH INTO PHL THE FLIGHT CREW RECEIVED A FLAP CONTROL FAIL EICAS MESSAGE. THE FLIGHT CREW FOLLOWED THE QRH AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND A FERRY FLIGHT WAS COMPLETED TO DAY. IN DAY MAINTENANCE INSPECTED AND REPLACED THE HYDRAULIC AC MOTOR/PUMP ASSEMBLY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 29-11-04. FUNCTIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT RETURNED TO SERVICE.