Yamaha ET300E Supplementary Service Manual
•
YAMAHA
SNOWMOBILE
.
SUPPLEMENTARY
SERVICE
LlT-12618-00-33
MANUAL
8L3-28197-10
This
supplementary
plement
For
Supplementary
the
complete
ET300C
ET300D
information
service manual
ET300D
service
supplementary
Manual together
Service
Supplementary
FOREWORD
for
ET300E has been published
service manual (8KO -
on service procedures,
with
the
Manual
(8H9-28197-10)
Service
Manual
it
is necessary
following
(8 KO-
28197
28197
to
use
manuals.
-10)
to
sup-
-10)
this
.
NOTE:
The Research and Engineering
striving
therefore
In
change
Authorized
Particularly
following
NOTE:
A NOTE provides key
light
----
------------
to
further
inevitable
of
this
without
Yamaha Dealers as soon as available.
important
notations:
perfect all
.
fact
all specifications w i
notice.
information
information
--------
models. Improvements
Information
------------
Department
regarding changes is
is
distinguished
to
make procedures easier or clearer.
of
Yamaha are
thin
this
manual are
INTERNATIONAL
------------
are
modifications
forwarded
SERVICE
YAMAHA
in
this
manual by
continually
DIVISION
subject
to
DEPT.
CO.,
LTD.
are
to
all
the
)
SUPPLEMENTARY
ALL
1st
RIGHTS
MOTOR
YAMAHA
ET300E
SERVICE
Edition,
COMPANY,LTD
PRINTED
lIT-12618-00-33
APRIL,I980
RESERVED
IN
JAPAN
MANUAL
BY
YAMAHA
.,
JAPAN
)
c
c
CONTENTS
1.
NEW
SERVICE PROCEDU
2. SPECIFICATIONS ...................
3.
WIRE
ROUTING
DIAGRAM
RE ...
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.......... 6
1
.. 2
C 1.
(New
ET300E.)
A .
As
ring,
service
read as fol
10. Piston ring ins
c
NEW
service
Piston
a result
item
a.
Check rings
scratches are
b.
Measure
beyond
Top Approx.
Second
SERVICE
procedure
ring
inspection
of
the
10,
manual
lows
:
ring end
tolerance,
Ring end gap, free
recent
page 2-8
(8H9-28197-10)
pect
for
noticed,
PROCEDURE
applied
change
of
ion
scoring .
replace ring set.
gap
in free position. If
replace ring set.
6.5
mm
Approx. 7.5
mm
to
the
in
the
the
ET300C
should be
If
any severe
(026
(0.
30
1981
piston
in)
in)
c. Push
Top
Second
the
ring
end gap clearance
If
beyond
tolerance, replace ring set .
Ring end gap, installed
into
Minimum
0.30
mm
(0012
0.30
mm
(0012
the
with
in)
in)
bore and
a feeler
Maxim
0.50
(0020
0.50
(0020
check
gauge
um
mm
in)
mm
in)
.
c
c
f
'-
-1
-
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