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Figure 4
brake di sc.
Then
back
the
castle nut
off one notch and
reinstall
cotter pin
(See Figure 5).
3.
If
brake is too tight reverse
the
above
procedure.
DRIVE
BELT ADJUSTMENT
Figures
6
and
7 show two
cut -away views of the
chain
and gear case.
If
drive belt
is
too
loose,
loosen
the
two
fasteners marked "A" in Figures
6 and
7.
Fasteners
are
located
on the inside
of the gear
case
just
above the frame.
Loosen
the fasteners marked
"B" in
Figures
6
and
7.
They are located
at the
bottom of
the
gear case
on
the inside.
Access to these
~
Figure 5
fasteners is obtained by reaching underneath
th
e
side
of the sled. With
the
fasteners
loose,
the gear
case
can be moved approximately
1/4 inch forward
or
back-
ward. Move
the gear case forward to tighten the drive
belt
and move it
backward to
loose
n the
belt.
When
adjustment is
comp leted,
tighten fasteners
marked
"A"
and "B" as shown in Figures 6 and 7.
Figure 6
Figure 7
CARBURETOR
ADJUSTMENTS
IT IS
IMPORTANT NOT
TO FORCE
ADJUSTMENTS
INTO
SEATS.
The
sing
le
carburetor used is a Tillotson
Model HR Carburetor. For best results
the
engine
should
be warm when
fin
a
l
carburetor
adjustments are
made.
Figure
8 shows the
left
side of the carburetor and
Figure 9 shows the right side.
1.
STARTING
A
COLD
ENGINE-
Close
choke
and
crank engine. After
the
engine
starts
move
the choke
to
the open position.
2
.
STARTING
A WARM
ENGINE-
It
should
be
sta
rted
with the
choke
open.
The
choke
is shown in
Figure 8.
3. TO ADJUST
CARBURETOR-
Turn
in
high
speed
jet
all the way,
(DO
NOT FORCE)
Then
open 11/4 turns as
shown in
Figure
8.
When
eng
ine
is
warm
pla
ce
unit on
ki ckstand
and
slowly accelerate
to
high speed
.
Turn
high
speed ad-
- 4
-
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