HYDRAULIC SYSTEM
TigerCat, Hydro-Retriever 4500
Service Manual
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PROPULSION PUMP REMOVAL (continued)
FIGURE 9
Accessory Pump
I
D
Propulsion Pump
F
G
C
B
A
E
H
10
Put an oil drain container under the left-rear corner of the machine.
11
Remove fitting “A” (see Figure 9) from the accessory pump and quickly install a plug to stop the oil flow.
Note: The hose connected to fitting “A” runs directly to the bottom of the hydraulic oil tank. Approximately 17
gallons of oil will drain if this hose is not plugged.
12
Remove fitting “D” and hose “E” from the accessory pump.
13
Remove fitting “F” and hoses “G” and “I” from the propulsion pump.
14
Remove hose “H” from the bottom of the propulsion pump and quickly install a plug to stop the oil flow.
Note: Hose “H” runs directly to the side of the hydraulic oil tank. Approximately 12 gallons of oil will drain if
this hose is not plugged.
15
Remove the (2) “M” bolts (see Figure 7) and pull the propulsion pump away from the engine (the shaft on
the pump is splined).
Follow steps in reverse order to reassemble.
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