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Copyright © 2005 ICS, Blount Inc.
633GC SHOP MANUAL
26
This section covers testing the
fuel system for leaks. Engine
starvation can result from a
leak or malfunction of any of
the main components of the
fuel system. The five main
components are the fuel tank,
fuel tank breather, fuel filter,
delivery tubes, and carburetor.
26. Remove and inspect the fuel filter.
A Replace the fuel filter if there is any
foreign material in the felt or the
internal screen.
26.2 Test the main fuel pick-up tube for
leaks.
A Install the pressure gauge and bulb
to filter end of fuel line.
B Pressurize the tube to 7 psi (0.5 bar).
C If the pressure does not maintain,
separate the fuel line from the
carburetor.
26. FUEL SYSTEM LEAKS
