Service difficulty report · Pump · Cessna 402C

Difficulty date
April 23, 2014
Submitted
April 24, 2014
Operation
Air carrier
Aircraft
N762EA
Make and model
Cessna 402C
Aircraft serial
402C0061
Aircraft time
32,730 hours, 27,596 cycles
Engine
Cont TSIO520VB
Part
Pump
Part number
721526
Part serial
0405137
Condition
Leaking
Location
Heater
Component
Combust Blower
Component part number
722099
Stage of operation
CR
How discovered
O
Nature of condition
K, B
Precautionary procedure
K

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

What was found

PILOT REPORTED FUEL SMELL IN COCKPIT DURING FLIGHT. AFTER LANDING, A WALK AROUND INSPECTION REVEALED THE ODOR WAS COMING FROM THE NOSE AREA WITH VISIBLE LEAKAGE OUT OF HEATER FUEL PUMP DRAIN. MX VERIFIED BY VISUAL INSPECTION THAT FUEL WAS LEAKING FROM THE HEATER FUEL PUMP AROUND THE OUTPUT SHAFT. THE HEATER FUEL PUMP WAS REPLACED IAW HEATER MANUAL & WAS OPERATIONALLY TESTED, NO DEFECTS NOTED.

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