Steering Cylinder - Upright TM12 Service Manual

Cylinders
S
T E E R I N G
R
EMOVAL
1. Mark and disconnect the hose assemblies from
the cylinder fittings and immediately cap the
openings to prevent foreign material from enter-
ing.
2. Remove the cotter pins from the pivot pins.
3. Remove the pivot pins while supporting the cyl-
inder. Remove the cylinder.
R
EPAIR
Refer to Cylinder Repair in
Section 1 - General Information.
I
NSTALLATION
1. Position the cylinder assembly in the chassis
and insert pivot pins and secure with new cotter
pins.
2. Connect the hose assemblies to the fittings.
3. Operate the steering circuit several times
throughout its entire range of travel to expel
trapped air and check for leaks.
Page 2-16
C
Y L I N D E R
Figure 2-12: Steering Cylinder Remove & Replace
15
14
15
8
14
2
9
10
8 11
12
7
13
6
1. Steering Link, Right
2. Steering Link, Left
3. Bell Crank Weldment

4. Steering Cylinder

5. Pivot Pin
6. Drive Motor
7. Wheel Yolk
Figure 2-13: Brake and Steering Cylinder Seal Kit
13
12
9, 10
1. Shaft
2. Cylinder Barrel
3. Head Cap
4. Piston
5. Piston Nut
Seal Kit Includes:
A. O-Ring
B. Backup Ring
C. Rod Wiper
D. U-Cup
E. Teflon Piston Ring
F. O-Ring (under Piston Ring)
G. Backup Ring (2)
H. O-Ring
107099-002 TM12 Work Platform
Section 2 - Service and Repair
1
10
11
12
3
10
11
10
13
12
5
5
4
8. Thrust Washer 1 ½"
9. Bearing, 1 ½" ID
10. Bearing, ¾" ID
11. Thrust Washer, ¾"
12. Steer Pin
13. Cotter Pin
1
8
11 (2) 4
3
5
7
6
2
13