Engine Maintenance; Engine Safety; Servicing The Air Cleaner - Toro Groundsmaster 4300-D Operator's Manual

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Cutting unit spindle-shaft bearings (2 per cutting
unit)—Figure 68
Note:
You can use either fitting, whichever is
more accessible. Pump grease into the fitting until
a small amount appears at bottom of the spindle
housing (under the deck).
Figure 68
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Rear-roller bearings (2 per cutting
Figure 69
Note:
Make sure that the grease groove in each
roller mount aligns with the grease hole in each
end of the roller shaft. To help align the groove
and hole, there is also an alignment mark on 1 end
of the roller shaft.

Engine Maintenance

Engine Safety

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Servicing the Air Cleaner

Check the whole intake system for leaks, damage, or
loose hose clamps. Do not use a damaged air filter.
Service the air-cleaner filter only when the service
indicator requires it. Changing the air filter before it is
necessary only increases the chance of dirt entering
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the engine when you remove the filter.
Important:
unit)—Figure 69 correctly and seals with the air-cleaner body.
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Shut off the engine before checking the oil or
adding oil to the crankcase.
Do not change the governor speed or overspeed
the engine.
Make sure that the cover is seated