Service Manual

Mid-Mount Z Service Manual 4 - 3
HYDRAULIC SYSTEMS
Pump Removal
1. Clean the pump of any dirt and debris that may be
around the hoses to prevent dirt from entering the
hydraulic system (Figure 61).
Figure 61
1023-022
2. Remove the control rod from the trunion lever
(Figure 62).
Figure 62
1023-021
3. Place a drain pan below the pump and remove the
supply and return hoses from the pump.
4. Mark the location of the wheel motor supply hoses
as to which fitting they go on the wheel motor.
Remove the hose fittings to the pump and install
caps to keep dirt out.
Figure 63
1227-002
5. Using a suitable pry bar, release the spring
tension on the idler pulley and remove the drive
belt from the pump pulley (Figure 64).
Figure 64
1023-012
6. Remove the 2 nuts and bolts securing the pump to
the chassis and remove the pump.
7. Reverse steps 2 - 6 to install.
Adjusting the Hydraulic Pump Neutral
Note: Adjust handle neutral first. That has to be
correct before the following adjustment can be made.