Servicing The Gear Pump - Toro ProLine H800 Service Manual

Servicing the Gear Pump

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1. Retaining ring
2. Shaft seal
3. Front cover
4. Back-up ring
5. Seal
6. Half thrust block
Disassembling the Gear Pump
Hydraulic System: Service and Repairs
7. Drive shaft
8. O-ring seal
9. Dowel pin
10. Body
11. Rear cover
12. Washer
Note: The gear pump must be replaced as a complete assembly. Individual
gears, housing, and thrust plates are not available separately. Disassemble the
gear pump for cleaning, inspection and seal replacement only.
1. Plug the pump ports and clean the outer surface of the pump with cleaning
solvent. Ensure that the work area is clean.
Figure 74
13.
14.
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Page 5–88
Bolt
Driven gear
Dowel pin
Half thrust block
ProLine H800
19241SL Rev A