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SCAMP AND UTILITY MODELS
SERVICING
SELF-PROPELLED BELT DRIVE
NOTE
After the belt has been removed,
examine for broken, cracked o r m i s -
aligned pulleys.
The condition and
the wear pattern
of the belt
will
provide clues for the above possibili-
ties. Replace damaged
o r worn
pulleys.
5. The crankshaft pulley (drive
pulley)
is
secured to
the crankshaft
with
a SPECIAL
slotted set screw. The
end of
this screw
locates in a
hole in the
crankshaft. The
correct
position
and tightness
is very
IMPORTANT.
If not tightened
securely,
damage to the
pulley, crankshaft and pre-
mature wear
of the drive belt
will result.
NOTE
Apply OMC Ultra-Lock (part no.
388517)
to
threads of set screw prior to installation.
6.
When reinstalling pulley to crankshaft,
the side of the pulley with set screw is
the
lower side.
If assembled upside
down
(set
screw on top) misalignment and interference
of
pulley operation will result.
Always
check
pulley
for
damage.
Replace
if
necessary.
10.48
REVISED 1983
SERVICE BULLETIN REFERENCES
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