Service difficulty report · Pump · Cessna 402C

Difficulty date
March 18, 2013
Submitted
March 20, 2013
Operation
Air carrier
Aircraft
N660CA
Make and model
Cessna 402C
Aircraft serial
402C0406
Aircraft time
31,201 hours
Engine
Cont TSIO520*
Part
Pump
Part number
2B729
Condition
Malfunctioned
Location
Fuel System
Stage of operation
CL
How discovered
O
Nature of condition
R, J
Precautionary procedure
A

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

What was found

FLIGHT CREW REPORTED THAT PRIOR TO TAKEOFF ALL INDICATIONS WERE NORMAL. SHORTLY AFTER TAKEOFF WHILE CLIMBING, THE CREW REPORTED THAT THE RT ENGINE SURGED AND THEN BEGAN TO LOSE POWER, AT WHICH POINT THE CREW NOTICED A SPIKE IN FUEL FLOW (295 PPH). CREW SHUTOFF RT ENGINE AUX FUEL PUMP AND THE ENGINE REGAINED POWER. ELECTED TO RETURN TO THE DEPARTURE AIRPORT. ON MX INSPECTION, RT AUXILIARY FUEL PUMP, LT AND RT FUEL TANK CAPS, AND RT VAPC WERE ALL REPLACED. POST MX FUNCTIONAL CHECK FLIGHT WAS SATISFACTORY.

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