FUEL SYSTEM
loosen the carburetor bands
and
remove the
carburetors
from
the
left
side.
VACUUM CHAMBER
REMOVA
L
Remove
the
four
vacuu
m chamber
cover screws
and
cover.
Remove
the compression
spring,
diaph ragm
and
vacuum
piston.
Inspect the
vacuum
piston for
wear,
nick's, scratches
or other damage.
Make sure the piston moves
up
and
down
freely
in the
chamber
.
4-4
Cor.PRESli
'
ON SPRING