Carburetor Inspection - Honda GX690 Workshop Manual

FUEL SYSTEM

CARBURETOR INSPECTION

FLOAT LEVEL HEIGHT
Place the carburetor (1) in the position as shown and
measure the distance between the float (2) top and
carburetor body when the float just contacts the seat
without compressing the valve spring.
TOOL:
Float level gauge (3)
FLOAT HEIGHT:
If the measured float height is out of specification,
check the float valve and the float valve spring (see
below).If the float valve and the float valve spring are
normal, replace the float.
FLOAT VALVE
Check a worn float valve (1).
Check the float valve and valve seat (2) for
contamination.
Check for wear or a weak spring (3).
After installation, check the operation of float valve.
FUEL CUT SOLENOID
Remove the fan cover (page 5-2).
Disconnect the wire harness (1) from the fuel cut
solenoid (2).
Apply 12V battery voltage between the terminal of the
fuel cut solenoid (3) and engine ground and check the
solenoid operating noise.
If the fuel cut solenoid does not operate, replace the
fuel cut solenoid (page 6-6).
6-8
07401-0010000
15.5 mm (0.61 in)
(1)
(2)
(3)
(2)
(1)
(3)
OK
(2)
CLEAN REPLACE
(3)
(1)