Service difficulty report · Wire · Beech A36

Difficulty date
March 13, 2009
Submitted
March 25, 2009
Operation
General aviation
Aircraft
N631AD
Make and model
Beech A36
Aircraft serial
E3818
Aircraft time
218 hours
Part
Wire
Condition
Arced
Location
Zone 100
Part time
218 hours
Stage of operation
CL
How discovered
C
Nature of condition
R
Precautionary procedure
A

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

What was found

THIS IS ACTUALLY A G-36. THE ENGINE LOST POWER ON CLIMBOUT. TROUBLESHOOTING REVEALED THAT THE FUEL DELIVERY LINE 36-920001-13 HAD A HOLE ARCED IN IT FROM AN ELECTRICAL WIRE, P6 PIN 14 WIRE H21A20. THE WIRE BUNDLE HAD BEEN RUBBING AGAINST THE FUEL LINE AND HAD CHAFED THROUGH THE INSULATION ON THE WIRE. THE CENTER CONDUCTOR CONTACTED THE ALUMINUM FUEL LINE AND ARCED A HOLE THROUGH IT. THE HOLE CAUSED THE ENGINE DRIVEN FUEL PUMP TO SUCK AIR. THE PILOT TURNED THE ELECTRIC FUEL BOOST PUMP ON TO ENABLE HIMSELF TO SAFELY LAND BACK AT DEPARTURE. THE FUEL LINE THAT HAD THE HOLE ARCED IN IT RAN FROM THE FUEL SELECTOR TO THE AFT SIDE OF THE FIREWALL, FWD AND ABOVE THE PILOTS RUDDER PEDALS. WE REPLACED THE LINE PN 36-920001-13 AND REPAIRED THE WIRE. WE TIED THE WIRE BUNDLE TO PREVENT THE CHAFING THAT HAD BEEN OCCURRING.

More about the Beech A36