Pre-Maintenance Procedures; Pre-Maintenance Safety; Engine Maintenance; Engine Safety - Toro Greensmaster TriFlex 3400 Operator's Manual

Pre-Maintenance
Procedures

Pre-Maintenance Safety

•
Before adjusting, cleaning, repairing, or leaving
the machine, do the following:
– Park the machine on a level surface.
– Move the throttle switch to the low-idle position.
– Disengage the cutting units.
– Lower the cutting units.
– Ensure that the traction is in neutral.
– Engage the parking brake.
– Shut off the engine and remove the key.
– Wait for all moving parts to stop.
– Allow machine components to cool before
performing maintenance.
•
If the cutting units are in the transport position, use
the positive mechanical lock (if available) before
you leave the machine unattended.
•
If possible, do not perform maintenance while the
engine is running. Keep away from moving parts.
•
Use jack stands to support the machine or
components when required.
•
Carefully release pressure from components with
stored energy.

Engine Maintenance

Engine Safety

•
Shut off the engine before checking the oil or
adding oil to the crankcase.
•
Do not change the governor speed or overspeed
the engine.

Servicing the Air Cleaner

Service Interval: Every 200 hours—Service the
air-cleaner filter (more frequently
when operating conditions are dusty
or dirty).
•
Check the air-cleaner body for damage which
could cause an air leak; replace it if it is damaged.
Check the whole intake system for leaks, damage,
or loose hose clamps.
•
Changing the air filter before it is necessary
increases the chance of dirt entering the engine
when the filter is removed.
•
Ensure that the cover is seated correctly and seals
with the air cleaner body.
1. Release the latches securing the air-cleaner
cover to the air-cleaner body
1. Air-cleaner body
2. Air filter
2. Remove the cover from the air-cleaner body.
3. Before removing the filter, use low pressure air
(275 kPa (40 psi), clean and dry) to help remove
large accumulations of debris packed between
the outside of the primary filter and the canister.
This cleaning process prevents debris getting
28
(Figure 23).
Figure 23
3. Air-cleaner cover
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