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Tandem Drive Pump Installation
1. To install the tandem/drive pump, reverse the
removal procedure. Add manufacturer approved
hydraulic oil as needed prior to resuming
operation.
Pump Drive Coupler Removal and
Installation
The tools required for pump drive coupler removal and
installation are listed in Table 10-3. Use manufacturer
recommended tools whenever possible.
Table 10-3
Required Tools
Combination/Socket Wrenches
Screwdriver
Allen Wrench
Hot oil can cause personal injury. Make sure
the oil is cool before removing any compo-
nents or lines.
Remove the oil filler cap only when the engine is
stopped and the machine has been allowed to cool
thoroughly.
Collect and contain liquids in a suitable con-
tainer. Dispose of all liquids according to man-
dates.
Note: During disassembly, cap and plug all hoses and
fittings to prevent fluid loss and contamination of the
system fluids.
1. Lower the lift arms to the ground.
2. Turn the ignition switch to the OFF position.
3. Release any residual pressure from the hydraulic
circuits.
4. Drain the hydraulic oil. Refer to chapter 13,
hydraulic fluid and filter change.
5. Remove the seat. Refer to chapter 6. Seat
Removal.
6. Remove the Auxiliary pump. Refer to Chapter 10.
Auxiliary Pump Removal.
7. Remove the tandem/drive pump. Refer to chapter
10. Tandem Drive Pump Removal.
Figure 10-10
8. Loosen the locking screw that secures the pump
drive coupler to the drive shaft extending from the
end of the tandem/drive pump.
Figure 10-11
9. Slide the pump drive coupler off of the drive shaft
as shown to remove.
Pump Drive Coupler Installation
1. To install the Pump Drive Coupler, reverse the
removal procedure. Add manufacturer approved
hydraulic oil as needed prior to resuming
operation.
10-5
Compact Track Loader
10. Drive and Auxiliary Pump
loosen
remove
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