Bobcat 825 Loader Factory Service & Shop Manual
Catalog:
Model:
Complete workshop & service manual with electrical wiring diagrams for Bobcat 825 Loader. It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.
This Bobcat 825 Loader service & repair manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.
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EXCERPT:
3–14 HYDROSTATIC PUMP OR
MOTOR DISASSEMBLY (Fig. 3–24)
The inner parts of hydrostatic pumps and motors are similar. The following procedure for pump disassembly can be
used for disassembly and assembly of motor. (Do not do the steps which belong to pump disassembly.)
To disassemble the pump, begin by:
1. Remove pump assembly from the transmission housing. Put plugs in all fluid openings to keep out dirt.
2. Separate pump from the assembly.
To disassemble motor, begin by:
1. Remove the motor from the transmission housing.
2. Remove the back plate from the motor.
Continue to disassemble the pump or motor by:
3. Clamp the end of the drive shaft in a protected jaw vise with the body of the pump up and remove the four
bolts (Fig. 3–24, Items 48 and 50) from the gerotor plate of the pump.
4. Use a plastic hammer and hit the adaptor (Item 43) to loosen it, then pull the adaptor straight up until it is free.
5. Remove the outer gerotor gear (Item 41), the inner gerotor gear (Item 40) and the key (Item 39) from the pump shaft.
6. Use a plastic hammer and hit the back plate (Item 32) to loosen it, then pull the back plate straight out. Remove the gasket (Item 30).
7. Remove the relief valves (Item 35) from the back plate (Item 32).
8. Lift the piston block (Item 23) from the pump housing.
9. If the pistons (Item 20) did not come out with the piston block, remove them, the spider (Item 21) and the wave washer (Item 22A [motor only]).
10. The piston block assembly (Item 23) must not be disassembled.
11. Remove the pump from the vise.
12. Remove the snap ring (Item 1), shaft seal (Item 2) and the washer (Item 3) from the housing.
13. Remove the shaft (Item 7) from the housing.
14. To remove the camplate (Item 19) from the housing, remove the two snap rings (Item 14) from the side of the housing. Remove the two covers (Items 13 and 15), the two O–rings (Item 12), the one inner race (Item 11) and the two bearings (Item 10). The camplate can now be pushed to one side and removed. The two camplate pivot bearings are a loose fit into the housing.
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