Carburetor Disassembly/Inspection; Throttle Valve/Starting Enrichment Valve Inspection; Throttle Valve Inspection (Cv Type) - Honda Motorcycle Service Manual

Refer to the Model Specific manual for replacement procedure
FUEL SYSTEM
CARBURETOR DISASSEMBLY/
INSPECTION
NOTE
.
Refer t o the Model Specific manual for carburetor
removal and disassemblylseparation.
THROTTLE VALVE/STARTING ENRICHMENT
VALVE INSPECTION
Move each valve and be sure that
it
operates smoothly.
ENRICHMENT
Check the throttle valve shaft for play.
1. Disconnect the fuel line and place it in a clean container as
shown.
NOTE
Place a clean container under the fuel tube.
.
Refer to the Model Specific manual for replacement.
2. Connect the fuel auto valve vacuum tube to the vacuum
pump and apply vacuum. Be sure that the fuel flows out
smoothly.
If the vacuum does not remain steady, it indicates the
diaphragm is incorrectly installed or damaged.
If the vacuum remains steady, but the fuel flow
is
not
Push the relief valve, if
it
is installed on the throttle valve, and
be sure that it opens and closes smoothly.
EL AUTO VALVE
/ -
VACUUM GAUGEIPUMP
THROTTLE
VALVE
INSPECTION
(CV
type)
Rotate the throttle drum and be sure that
it
operates smoothly.
Check the throttle valve shaft for play.
smooth, it indicates a clogged filter or incorrectly installed
diaphragm.
3.
If the fuel flows without the vacuum applied, the diaphragm
is incorrectly installed.
Date of Issue : March, 1995
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HONDA MOTOR CO.,LTD