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Yamaha EX440D Supplemental Service Manual page 8

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(
(
Intake
reed va lve:
Type
Bending
lim
it
Valve lift
Tightening torque
lubrication:
Autol ube
pump -
Color
code
-
M inimum stroke
-
Maximum stroke
-
Reduction ratio
-
Out
put M in./200
strokes
-
Output Max./200
strokes
Autolube
pump
wire free
play
Oi
l
tank
capacity
Oil
grade
Drive and track suspension
Transmission:
Type
Dri
ve ratio
Engagement rpm
Primary
spring:
Part
No.
Color
code
Secondary spring:
Pa
rt
No.
Color code
Secondary
spring pre- load (tw
ist)
Sheave
distance
Sheave off-set
V-belt w
idt
h and
outer
line
length
V-belt wea
r
limit
Track
suspe
nsion
:
Type
Damper type
Spring
color
code
Sl
ide run
ner
wea
r
limit
Track
w idth
Track deflection
l
negth
on
ground
W heel
sprocket
mate
ri
al
and
number
of
teeth
Stopper
band length
Secondary
drive:
Type
Reduction
ratio
Chai
n
pitch
X
Number
of
links
Free
play
Chain housing
oil
quantity
Cha
in housing
oil
grade
Brake
:
Type
Brake
pad
th ickness
Bra ke pad wear
lim
it
Gap between pad and
disc
V type
0.3
mm (0.012
in)
10.4 mm
(0.409
in)
8.0 cm -kg (6.9 in-Ib)
Da rk
blue
0.20
~
0 .25 mm (0.0079
~
0.0098
in)
1.65
~
1.87 mm (0.0650
~
0.0736 in)
1/44
0.95
~
1.19 cc (0.032
1 ,.....,
0 .0402
oz)
7.84
,.....,
8.89
cc (0.2651
,.....,
0 .3006
oz)
25
±
1
mm
(0
.98
±
0.04 in) at
idle
2 .8
Liter (3 US.qt)
YAMAlUBE
2 -cycle
V-belt automatic
centrifugal
engagement
3 .5 :
1
,.....,
1 :
1
2.900
~
3 .300
r/min
9050 1-45534
Blue/Green
90508-45286
Yellow
150
°
(Hole
No. 1)
270
:
~
mm (10.6
:g.1
2
in)
5.5
±
0 .5 mm (0.22
±
0.02 in)
31.6 x
1.099 mm
(1.24 x 43 .3 in)
26
mm
(1.02 in)
Slide rail
suspe nsion
Oil and
gas damper
No.
painted
10
mm
(0.4 in)
380 mm
(15 in)
25
~
30
mm/1
0
kg (0
.984
~
1.18 in/22 Ib)
850
mm
(33 .5
in)
Polyethylene 8T
2 14 mm (8.4 in) (3rd hole from the
bottom)
Chain (#35-3)
29/
17
(1
.706)
9.525
mm (0
.375
in)
X
68l
1
0
+
5
(0
4
+
0.
2
.)
-
2
mm
.
-
0
.08
In
320
cc
(10.82 oz)
Gear oi
l
AP
I
"Gl3"
(SAE #75 or 80)
Floating
pad type
disc brake
13 .5 mm (0.53
in
)
9.5
mm
(0.37
in)
0.15 mm
(0.006
in)
-
7
-
1980 EX440D

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