Yamaha XS850G Specifications download pdf (Page 52)

EXAMPLE:

INSERTCOLORCODE

No.1

Blue

No.

2

No. 3

No. 4

No. 5

Black

Brown

Green

Yellow

d.Whenassembling,apply

a

liberalcoatofmotor

oilto

all

bearingsurfaces.

NOTE: Whenapplyingfinaltorquetotherod

caos. Observe thefollowingprocedures:

Applymolybdenum disulfide

grease

tocon

-

nectingrodboltthreads.Applytorqueevenly

tobothendsofthecap.Whiletightening,if

a

torqueof3.3m

-

kg(24ft-lbs)or more

is

reached,DONOTSTOPtighteninguntil

final torque

is

reached.

If

tightening

is

inter

-

ruptedbetween3.3m

-

kgand

3.8

m

-

kg,

loosenthenuttolessthan3.3m-kgandstart

again. Tightentofulltorquespecification

withoutpausing.

K.

OIL PUMP

1. Checktheclearancebetween housing and

outerrotor.

Standardclearance:

0.09~0.015mm

(0.0035~0.0059in.)

2. Checktheclearancebetweenouterrotorand

innerrotor.

Standardclearance:

0.03~0.09mm

(0.0011~0.0035 in.)

3. Removethe

relief

valveandcheckvalve plung-

ers

fromoilpumpassembly. Check the

plungersforscratches and wear.

L.PRIMARYDRIVE

1.

"

Hy

-

Vo

"

ChainAndPrimaryGears

The

"

Hy

-

Vo

"

primarychain

is

a

plate

-

and

-

pin

type that doesnotuserollers

as

in thecase

of

a

conventionalmotorcycledrivechain.The

platesofthechainform

a

matingsurfacefor

the primary gearteeth.That

is,

the primary

gears

actuallymeshwiththechainplates.This

chain

is

extremelydurableand,undernormal

conditions,canbeexpectedto

last

the

life

ofthe motorcycle engine.However,

if

obvious

damage

is

causedthroughseriousoilstarva

-

tionorabrasiveoilcontamination,thechain

shouldbereplaced.

2.

ClutchDamper

a

Removecirclipusing

a

pressand special tool.

Presstooloncollarnomorethannecessaryto

removecirclip.Damper springs maybedam

-

aged

if

excessivepressure

is

applied.

b.Inspectdampercam and pinsurfaces.Check

forsmoothcamaction

(as

illustratedby

arrows).Checkforexcessivewearoncamand

pinsurfaces.

If

operation

is

notsmoothorcam

surfacesareseverelyworn,replace damper

assembly.

c. Inspectplatewasherandthrustbearingfor

wearordamage.Replace

as

necessary.

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