Bleeding The Hydraulic System - Toro Z Master 77248 Operator's Manual

Figure 84
Bleeding the Hydraulic
System
1. Raise the rear of machine and support it with
jack stands (or equivalent support) just high
enough to allow the drive wheels to turn freely.
1. Jacking points
2. Start the engine, move the throttle control ahead
g027477 to the 1/2 throttle position, and disengage the
parking brake.
A. Move the bypass levers into the pushing the
machine position. With the bypass valves
open and the engine running, slowly move
the motion-control levers in both forward
and reverse 5 or 6 times.
B. Move the bypass levers into the operating
the machine position.
C. With the bypass valve closed and the
engine running, slowly move the control
lever in both forward and reverse directions
5 to 6 times.
D. Shut off the engine and check the fluid
level in the expansion reservoir. Add the
specified fluid until it reaches the F
line on the expansion reservoir.
3. Repeat step
purged from the system.
Note:
When the transaxle operates at normal
noise levels, moves smoothly forward, and
reverses at normal speeds, it is purged.
64
Figure 85
2 until all the air is completely
g017625
C
ULL OLD