Honda CX500 1978 Shop Manual page 299

HONDA
'81 ADDENDUM
CXSOO
FUEL LINE DIAPHRAGM
REMOVAL
Turn the fuel valve to OFF.
Remove the seat.
Disconnect the fuel line, vacuum
vent tube.
Remove the fuel tank.
line and air
INSPECTION
Place a suitable drainage container under the
fuel line.
Turn the fuel valve to ON.
If fuel comes out of the fuel line, replace the
fuel line diaphragm.
Connect a vacuum gauge to the diaphragm
vacuum outlet. Fuel should flow from the fuel
line when 12-20 mm Hg (0.48-0.8 in Hg) of
vacuum is applied.
If flow is restricted, replace the fuel line
diaphragm.
INSTALLATION
Installation of the fuel line diaphragm is the
reverse order of removal.
NOTE
vent tube connections are tight and not
leaking.
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:NT TUE
Date of Issue: January, 1981
O
HONDA MOTOR CO., LTD.