Yanmar YM155d Service Manual page 4

3
.
Front axle assembly
. . . . . . . . . . . . .
3-1 Front axle assembly (YM155D
.
YM135D)
. . . . . . . . . . . . . . . .
3-2
Front axle assembly (YM155. YM135)
.
3-3 Front axle assembly (YM155D.
.
YM135Dl
. . . . . . . . . . . . . . .
3-4
Differential device assembly (YM155D
.
YM135D. front axle)
. . . . . . . . . .
4
.
Center pin assembly
. . . . . . . . . . . . .
4-1 For YM155D & YM135D
. . . . . . .
4-2 For YM155 & YM135
. . . . . . . . .
5
.
Brake drum assembly
. . . . . . . . . . . . .
6
.
Hydraulic system assembly
. . . . . . . . . .
6.1 Cylinder head assembly
. . . . . . . . .
6 2 Lifting shaft. lift arms. liff crank.
hydraulic piston rod assembly
. . . . .
6-3 Control valve assembly
. . . . . . . . .
6-4 Hydraulic control fork. hydraulic
control lever assembly
. . . . . . . . .
6-5 Auto-return rod. operator's seat
bracket assembly
. . . . . . . . . . . .
6-6 Slow return valve assembly
. . . . . . .
n
6-7 Lift arm assembly
. . . . . . . . . . . .
6 8 Operational precaution polnts
. . . . .
. . . . . . . . . . .
XI1
.
Tractor adjustments 141
X I II
.
Tractor trouble-shooting
. . . . . . . .
142
1
.
Engine and related items
. . . . . . . . . . .
143
2 Electrical system
. . . . . . . . . . . . . . .
145
3
.
Brake system
. . . . . . . . . . . . . . . . .
745
4
.
Clutch and related i t e m
. . . . . . . . . . .
746
5
.
Transmission and related items
. . . . . . .
147
6
.
P.T.O. and related items
. . . . . . . . . . .
147
7
.
Hydraulic system
. . . . . . . . . . . . . . .
148
8
.
Steering and suspension system
. . . . . . .
149
X I V
.
Regular inspections
. . . . . . . . . . .
150
. . . . . . .
X V
.
Tightening torque ratings
151
XVI
.
Maintenance equipment and tools
. . 153