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 73
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 cutting unit).
Figure 73
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Rear-roller bearings (2 per cutting
Figure 74
Note:
Ensure 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 the filter is removed.
Important:
unit)—Figure 74 correctly, seals with the air-cleaner body,
and the rubber outlet valve is in a downward
position—between the 5 o'clock and 7 o'clock
positions when viewed from the end.
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Shut off the engine and remove the key 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