Servicing The Gear Pump - Toro Groundsmaster 7210 Service Manual

Servicing the Gear Pump

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1. Shaft seal
2. Front pressure seal
3. Front back-up ring
4. Drive gear
5. Rear back-up ring
6. Rear pressure seal
Disassembling the Gear Pump
Groundsmaster 7210
16222SL Rev C
7. O-ring
8. Implement relief valve
9. Socket-head screw (4 each)
10. Lock washer (4 each)
11. Back plate
12. Body
1. Install clean plugs in the pump ports and clean the outer surface of the pump.
After cleaning, remove the plugs and drain the hydraulic fluid out of the pump.
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Figure 119
13.
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Figure 120
Page 4–109
Dowel pin (2 each)
Rear bearing block
Idler gear
Front bearing block
Front plate
Retaining ring
Hydraulic System: Service and Repairs