Toro Reelmaster 3100-D Service Manual page 162

Hydraulic System: Service and Repairs
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1. Back plate assembly
2. Charge relief valve
3. Bleed off valve
4. O−ring
5. Housing
6. Poppet
7. Spring
8. Washer
Note: The traction circuit charge relief valve and the bleed off valve for traction
circuit cooling are attached to the piston pump back plate assembly
The back plate assembly must be removed from the piston pump/hydrostat to
service either the relief valve or the bleed off valve.
The shim kit is used to replace the original crush ring (not shown) in
the cover plate. If the swash plate, cover plate or housing is replaced
during servicing, the old crush ring must be replaced. See
Pump/Hydrostat Crush Ring Replacement (page 5–87)
with the Eaton service manual
Note: For repair of the piston pump, see the
Information Model 70160 Variable Displacement Piston Pump.
Figure 71
9. Retaining ring
10. Bleed off valve
11. Spring
12. O−ring
13. Cartridge
14. Bleed-off valve
15. Charge relief valve
IMPORTANT
for additional information.
Eaton service manual
Page 5–86
(Figure 71).
Piston
in conjunction
for Repair
Reelmaster ® 3100-D/3105-D
20252SL Rev A