Yamaha EX440D Supplemental Service Manual page 7

1980 EX440D
Connecting rod large end side clearance (C) 0.25
~
0.75 mm (0.010 '" 0.030 in)
Connecting rod smal l end deflection (P) 2 .0 mm (0.079 in)
--H --
p
Q
D-l
D-4
CI I
K~A~~
Crank pin outside dia meter
X
length 24
X
55 mm (0.94 5
X
2 .165 in)
Crank pin type Solid shaft assembly type w it h serration
Crank bearing type (Left)
X
q'ty #6306 special
X
2 pcs.
(Center)
X
q'ty #6206 special
X
2 pcs.
(Right)
X
q'ty
#6206 specia l
X
1 pc.
Crank oi l seal t ype (Left)
X
q'ty FWJ-32 78 9.5
X
1 pc .
(Center)
X
q'ty Labyrinth sea l
X
1 pc .
(Right)
X
q'ty FWJ-32 48 10
X
1 pc .
Carburetor :
Type
&
manufa cturer/ quant ity
BD44
X
38 KEIHIN
X
1 pc.
I.D . Mark
8H600
Main jet
(M .J .)
#1 45
Main air jet (MAJ.)
# 180
Power jet
(Pw.J.)
#150
Power air jet
(PwAJ.)
#200
Slow jet (S.J.)
#90
Slow air jet
(SAJ .)
#100
Pi lot screw (P.S.) 1-5/8
Starter jet (StJ.)
#160
Float height
15
+2
mm (0.59
+ 0.08
in)
-3 - 0 .12
Idling engine speed 1,500 r/min
Main jet setti ng chart :
~
- 30 °C - 20 °C
- lO O C
O° C 10' C 20 ° C
Altitude
1- 22 ° FI 1- 4 ° FI 114 ° FI 132 ° FI 150 ° FI 168 ° FI
Sea level # 140
# 145
·
# 140
- 600m 12000 ttl
#1 45
·
# 135
- 1200m 1 4000 ttl
#140
.
·
#130
- 1800m 16000 tt l
#135
- 2400m 18000 ttl
#130
# 125·
.
.
# 120·
- 3000m 110000 tt l or more
# 125·
• Change the starter jet to #95 or
#
1 00.
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