Spare Parts; Gaskets, Oil Seals And O-Rings; Bearings And Oil Seals; Circlips - Yamaha SZR 660 Service Manual

IMPORTANT INFORMATION
GEN
INFO <^N§
SPARE PARTS
1.
We
recommend
original
Yamaha
parts
for all
replacements.
Use
the
oil
and
grease recom-
mended
by
Yamaha
for
all
assembly and
adjustment operations.
Products
of
other
makes
with
the
same
func-
tion
and appearance might
be inferior
in
quality.
GASKETS, OIL
SEALS AND
O-RINGS
1. All
gaskets,
oil
seals
and
O-rings should be
replaced during engine overhauls.
All
gasket
surfaces,
oil
seal
lips
and
O-rings
must be
cleaned
prior to
assembly.
2.
Properly
oil all
mating
parts
and
bearings
during
reassembly. Apply grease
to oil
seal
lips.
LOCK WASHERS, PLATES AND COTTER
PINS
1
.
All
lock
washers,
plates
(1 )
and
cotter pins
must be replaced once removed. Lock
tabs
must be bent along
the bolt or nut surfaces
after
the
bolt or nut
has been properly
tight-
ened.
BEARINGS
AND
OIL
SEALS
1
.
Fit
bearings and
oil
seals with the manufactur-
er's
mark
or
number
facing
outwards
(ie,
the
stamped
letters
must be
visible).
When
install-
ing
oil
seals, apply a
light
coating
of
lightweight
lithium-based
grease
to
the seal
lips. Oil
the
bearings
liberally
when
installing.
(1)
Oil seals
(£>
1
f//J
I
CAUTION:
Do
not use
compressed
air to
dry the bearings.
This damages
their
outer surface.
(1)
Bearing
IMPORTANT
INFORMATION/
SPECIAL TOOLS
GEN
INFO
g!N*5
CIRCLIPS
1 .
All
cirdips should be inspected
carefully
prior
to
reassembly. Always
replace piston
ring
clips after
one
use.
Replace twisted cirdips.
When
installing a
circlip (1),
make
sure
that the sharp-edged
corner
(2) is
positioned opposite the
thrust
(3)
it
receives.
See
the illustration here.
(4)
Shaft
SPECIAL
TOOLS
Special
tools are
required to
perform proper disas-
sembly and reassembly
operations
and
for
proper
tuning up. The use
of
such
tools
avoids
damage
due
to
the
use
of
unsuitable tools and/or makeshift
techniques.
The shape and
part
number used
for the speciaf
tool differ by country,
so two types are
provided.
Refer
to the
list
provided
to
avoid errors
when
placing an order.
For
USA,
CDN
p/N.
YM-nnnnn,
YS-QDDQD,
ACC-nODDD
Except
for
USA,
CDN
P/N.
90890-aunon
YU-DDDDa
YK-OUDDD
Tool
number
Tool
name
Illustration
YM-08035
VALVE
ADJUSTMENT TOOL
90890-01311
VALVE ADJUSTMENT TOOL
Cj*
ji'
YU-08036-A
INDUCTIVE ENGINE
SPEED INDICATOR
M
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