Toro Z557 Z Master, Руководство оператора

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Figure 49
1. Spring Washers 3. Dust Cap
2. Lock Nut
4. Tighten the locknut until the spring washers
are flat and then back off a 1/4 turn to properly
set the pre-load on the bearings (Figure 49).
Important:
Make sure spring washers
are installed correctly as shown in
Figure 49.
5. Install the dust cap (Figure 49).
Cooling System
Maintenance
Cleaning the Engine Screen
and the Oil Cooler
Before each use, check and clean engine screen
and oil cooler. Remove any build-up of grass, dirt
or other debris from the oil cooler screen and
engine screen (Figure 50 and Figure 51).
Figure 50
1. Engine screen
2. Oil cooler
Cleaning the Engine Fins
Every 100 hours clean the engine cylinder and
cylinder head cooling fins. Also clean around
carburetor, governor levers and linkage. This will
make sure adequate cooling to hydraulic pumps,
motors and engine and will reduce the possibility
of overheating and mechanical damage.
1. Remove the engine shroud.
2. Clean the engine cooling fins.
3. Install the engine shroud.
Figure 51
1. Panel 3. Screws
2. Engine shroud
Brake Maintenance
Adjusting the Parking Brake
Check the parking brake for proper adjustment.
1. Disengage brake lever (lever down).
2. Measure the length of the spring.
The measurement should be 2-3/4 inch (70
mm) between washers (Figure 52).
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