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ENGINE-
Engine Removal
CHAPTER 2. ENGINE
2-1
ENGINE
REMOVAL
Note:
For
engine removal
only,
it
is
not
necessary
to
remove the magneto assembly
or
primary
sheave assembly. However,
crankshaft
maintenance does require
their
removal. Maintenance
of
the
magneto
as
se
mbly
and
primary
sheaves
can
be
done
with
the
engine
in
the
snowmobile
frame.
To
demount
the
engine,
the
following
pre1iminarry operations must be performed.
18
in
Track
Model
SW433C
EW433C
1. Removing
the
double
seat
2. Removing
the
engine
cowl
lid
3. Removing
the
engine
cowl
4. Removing
the
drive
guard
5. Disconnecting tl:le fuel
pipe
and
oil
pipe
6. Disconnecting
the
oil
pump
control
rod
7. Disconnecting
the
throttle
wire
and
choke
wire
8. Removing
the
tachometer
cable
9. Disconnecting
the
flywheel
magneto leads
10. Removing
the
muffler
ass'y
11. Removing
the
drive
belt
(V
-
belt)
12. · Removing engine
mounting
bolts
2-1-1
Removing
the
Double Seat
The
double
seat is
bolted
at
its
front
and rear ends.
The
rear end is fastened
with
two
13
mm
nuts,
while
the
front
•
end is secured
with
a 10
mm
bolt,
together
w
it
h
the
engine
cowl.
Note:
The
10
mm
bolt
means
that
its distance across
flats
of
the
hexagon head
is
10
mm.
Note:
Before removing
the
double
seat, disconnect the
stop/tail
lamp
connector
at
the
front
of
the
double
seat.
"
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Fig.
2-1
15
in
Tra
ck
Model
EL433B
SL4338
SL3380
GP
MODEL
(15 in Tra
ck)
GP433B
GP338
Same
as
left
N/A
~me
procedure
Different
pro
cedure
Different
procedure
Same procedure
Same procedure
Same
pr
ocedure
Same procedure
EL433B
only
Remove carburetor and silencer
Same
as
l
eft
Same procedure
Same procedure
Same
procedure
Same procedure
I
Same
as
left
Same
as
left
Same
as
left
Same
as
le
ft
Same
as
left
Same
as
left
Same
as
left
Same
as
left
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0
~
0
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(
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Fig. 2-2
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. (
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--
-
--
..
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---
---
---
•
Fig.
2-~
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-26-
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