STEERING
4252490-Rev A 7-7
7
NOTES
• Label all hydraulic hoses before disconnecting to
ensure correct installation.
• Close all openings with caps or plugs to prevent
contamination.
4. Disconnect hydraulic hose (1) from steering unit port
“R.”
5. Disconnect hydraulic hose (2) from steering unit port
“P.”
6. Disconnect hydraulic hose (6) from steering unit port
“T.”
7. Disconnect hydraulic hose (7) from steering unit port
“E.”
8. Support steering unit (8).
9. Remove four screws (3), lock washers (4), flat
washers (5), and remove steering unit (8).
Figure 7-9
NOTE
Record the location and orientation of fittings before
removing to ensure correct installation.
10. Remove, inspect, and replace fitting (9) from steering
unit port “T” as necessary.
11. Remove, inspect, and replace fitting (10) from
steering unit port “R” as necessary.
12. Remove, inspect, and replace fitting (11) from
steering unit port “P” as necessary.
13. Remove, inspect, and replace fitting (12) from
steering unit port “L” as necessary.
Installation Notes
• Install steering unit by reversing the order of removal.
• Check hydraulic oil level. Add oil as needed.
• Start the machine and check cylinder operation.
Check for hydraulic leaks. Repair as necessary.
Steering Unit Service Fixture
See Figures 7-10 and 7-11.
Figure 7-10
NOTICE
TN3917
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10
12
11
Required Tools or Equipment
Steering Unit Service Fixture
1 0.165 in. (4.2 mm) 6 2.0 in. (50.8 mm)
2 0.250 in. (6.35 mm) Ø Hole (4) 7 4.0 in. (101.5 mm)
3 2.280 in. (58.0 mm) Ø 8 1.5 in. (38 mm) Ø Hole
48.0 in. (202 mm) 945° (4)
5 2.0 in. (50.8 mm)
Do not clamp the steering unit directly into a vise.
Clamping the steering unit directly into a vise
may damage or distort the steering unit.
TN2142
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5
3
2
6
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9
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