Service difficulty report · Diaphragm · Dhav DHC2*

Difficulty date
May 21, 2004
Submitted
November 2, 2004
Operation
General aviation
Make and model
Dhav DHC2*
Aircraft time
25,691 hours
Engine
Pwa R985AN14B
Propeller
Hamstd 23D30
Part
Diaphragm
Part number
SPE31342
Condition
Cracked
Location
Fuel Pump
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

PILOT REPORTED FUEL PRESSURE INDICATOR DROPPED INTERMITTENTLY DURING ALL PHASES OF OPERATION. AIRCRAFT WAS RETURNED TO MAINTENANCE BASE. FUEL FOUND TO BE LEAKING FROM WOBBLE PUMP. WOBBLE PUMP DIAPHRAGM FOUND TO BE CRACKED. DIAPHRAGM REPLACED, ENGINE GROUND RUN SATISFACTORY. AIRCRAFT RETURNED TO SERVICE.