Troubleshooting - Hunter 50CC Operation Manual

NOTE:
The following information is only a basic recommendations on the fuel systems's trouble shooting. Please
refer to engine manufacturer's manual for for details on troubleshooting and maintenance.
Problem
Fuel overfl ows at the fi ll plate
(tank not full)
Water or moisture in fuel tank
Engine cranks but will not start
(fuel system)
Hunter 50 • Fuel Systems
CC

Troubleshooting

Cause
Fill or vent line blocked
Cap on deck fuel fi ll plate not tight
Condensation forming on walls of
partially fi lled tank.
Poor quality fuel from marina tanks.
Lack of fuel.
Clogged fuel fi lter.
5.12
Solution
Check lines. Clear obstruction from
line or straighten line if kinked.
Check cap. Tighten.
Follow remedies for "Condensation"
above. If remedies fail to correct
problem, fuel tank and lines may
need to be drained and fl ushed. See
your dealer for service.
Diesel engines. Check fuel/water
separators. Drain if necessary.
Check with your dealer.
Clean fuel fi lter, check fuel level.
Check whether anti-siphon valve, if
so equipped, is stuck shut.
Improper starting procedure. Re-
view starting procedures in engine
manual.
Check and replace fuel fi lter.
Check fuel pump, fuel pump fi l-
ter, fuel fi lter, and fuel tank line for
cracked fl anges or restricted fi ttings.