SDR 96ZZZX2033

Service difficulty report · Pump

Difficulty date
March 25, 1996
Submitted
March 26, 2000
Operation
General aviation
Part
Pump
Part number
2B729
Condition
Shorted
Location
Fuel System
Component
Airborne
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

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

What was found

FUEL PUMP ARMATURE SHORTED, BRUSH BLOCK MELTED, OVERHEATED. ARMATURE CAUSES POTTING TO SWELL. SUBMITTER SUGGESTS MAY HAVE BEEN CAUSED BY RUNNING PUMP DRY.