Yangdong Co. Y90 Series Spezifikationen PDF herunterladen (Seite 29)

There'is

a thrust

flan~e

the

front

end

camshaft,and a thrust plate

camshaft

is located

the

front

end

control the camshaft axial

movin~.

The lube oil is delivered

the camshaft

bushings separately through the main oil line.Before assembling

the

front

bushing

camshaft,

check

whether the oil holes

the

bushing and oil

passa~e

the

cylinder

block

communicate

with each other. As the camshaft

gear

is engaged with

the

driven

gear

o·~.the

oil pump.Jheretore,

before dismantlinJ;t

the

camshaft,it is necessary

disassemble

the

lube oil pump,then dra\v the

camshaft

out

from

the

front end.

'fhe

axis

the

tappet deviates from the

center

line

cam

width .During operating,the

tappet rotates

provide an

even

wearing on

the

bottom surface

and

the cylindrical surface

tappet.

•

Gear

Transmission

Svstem

The

gear

transmission system consists

the

crankshaft timing gear.,timing idler,camshaft

timing gear,injection

pump

timing

gear

and

hydraulic

pump

gear.

Except

the

hydraulic

pump

gear.,all

the

timing gears are all marked with

timing

sifms which.,

when assembling,should

align wtih each other

the lneshing position (the single -tooth marked

with a

sign is inlaid between

the

two

adjacent marked teeth)in

order

ensure

the movement

relationship

all

movin~

pa~s"as

shown

in Fig.9.

Fig. 9 Timing

gear

meshing signs

5-6

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 35 36 37

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