Toro 74434 - Maintenance; Recommended Maintenance Schedule(s)

Maintenance
Note: Deter mine the left and right sides of the mac hine from the nor mal operating position.
Recommended Maintenance Schedule(s)
Maintenance Service
Interval
Maintenance Procedure
After the rst 10
operating hours
• Change the engine oil.
Before each use or daily
• Test the safety interlock system.
• Check the air lter.
• Check the engine oil level.
• Check the cutting blades.
• Wipe clean the collection sensors.
• Clean the mower housing.
Every 25 hours
• Grease all lubrication points.
• Check tire pressure.
• Check the belts for wear/cracks.
Every 50 hours
• Clean the air lter (more often in dirty or dusty conditions).
• Check the battery electrolyte level.
Every 100 hours
• Change the engine oil (more often while operating the engine under heavy
load or in high temperatures).
• Change the oil lter
• Check the spark plug.
• Replace fuel lter.
Every 300 hours
• Clean the combustion chamber.
Before storage
• Drain the fuel tank.
• Charge the battery and disconnect battery cables.
• Perform all maintenance procedures listed above before storage.
• Paint any chipped surfaces.
Yearly or before storage
• Clean the cooling system (more often in dirty or dusty conditions).
• Change the air lter (more often in dirty or dusty conditions).
• Replace spark plug.
Important: R efer to y our engine operator’ s man ual f or additional maintenance pr ocedur es.
If y ou lea v e the k ey in the ignition s witch, someone could accidentl y star t the engine and
seriousl y injur e y ou or other bystander s.
R emo v e the k ey fr om the ignition and disconnect the wir e fr om the spar k plug bef or e y ou do
an y maintenance. Set the wir e aside so that it does not accidentall y contact the spar k plug .
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