ST.9.0 HYDROSTATIC STEERING UNIT
ST 9.1 DISASSEMBLY OF STEERING UNIT
Cleanliness is extremely important when repairing a steering control
unit. Work in a clean area. Before disconnecting lines, clean the port
area of unit thoroughly. Use a wire brush to remove foreign material and
debris from the external joints of the unit.
Meter (Gerotor) End :
1. Clamp unit in vice, Gerotor end up. Clamp lightly on edges of port
face sides (refer fig. 1). Use protective material on vice jaws. Housing
distortion can result if jaws are over tightened.
Note : Here figures are not shown in vice, but it is recommended that you
keep the unit in a vice during disassembly. Follow the clamping
procedure.
2. Remove M10 cap screws. Refer fig. 2.
3. Remove end cap. Refer fig. 2.
4. Remove seal. Refer fig. 2.
5. Remove Gerotor set. Refer fig. 3.
6. Remove seal. Refer fig. 3.
7. Remove drive spacer. Refer fig. 3.
FIG. 1
FIG. 2
FIG. 3
SERVICE MANUAL
N-20
FIG. 26
ITL
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