Honda CM400A - Carburetor Synchronization

HONDA
CB400T INSPECTION AND ADJUSTMENT
CARBURETOR SYNCHRONIZATION
with engine at normal operating tem-
perature and motorcycle on the center
stand or
uoriaht.
Remove the seat.
Turn the fuel valve OFF and remove the
fuel tube and fuel tank.
Prepare a longer fuel tube and reconnect
it
to the fuel tank and carburetor.
. .
Position the tank higher than the carburetors.
Remove the plugs from cylinder head and install the adapters.
Connect vacuum gauges to the adaptors.
Start the engine and set the idle speed at
1,200 i I00 rpm.
Date of
Issue: September, 1977
@ HONDA MOTOR CO.. LTD.
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