Service difficulty report · Fuel Cell · Beech 99A

Difficulty date
April 25, 2000
Submitted
June 1, 2000
Operation
General aviation
Aircraft
N99GH
Make and model
Beech 99A
Aircraft serial
U112
Engine
Pwa PT6A27
Part
Fuel Cell
Part number
993800007
Condition
Punctured
Location
Rt Nacelle
Part time
33,344 hours
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

RIGHT NACELLE FUEL CELL FOUND LEAKING FUEL. INSPECTION REVEALED A PUNCTURE IN THE SIDE OF THE CELL CAUSED BY A TANK HANGER THAT HAD BECOME DISLODGED FROM ITS ORIGINAL LOCATION. THE HANGER PROTRUDING CLIP HAD REPOSITIONED TOWARD THE TANK LINER CAUSING THE TANK TO BE PUNCTURED AS THE FUEL LEVEL INCREASED. DURING INITIAL INSTALL OF FUEL CELL, SUBMITTER STATED CARE SHOULD BE TAKEN TO VERIFY PROPER SEATING OF THE CELL HANGERS TO PREVENT THIS FROM RECURRING. (CELL DATED 1979 AND OTHERWISE APPEARED IN GOOD CONDITION). (X)

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