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21
MAINTENANCE
WARNING! Before performing any service or
adjustment checklist
• Engage the park brake.
• Place the Blade-switch in the disengaged position.
• Turn the ignition switch to OFF position and remove
the key.
• Make sure the blades and all moving parts have
completely stopped.
MAINTENANCE
Daily
At least
once
each
year
Maintenance interval
in hours
Before After 25 50 100 300
Check/adjust throttle cable
■
Check the condition of belts, belt pulleys
● ●
Change the engine oil
1)
■ ■
Replace the engine oil filter
■ ■
Clean/replace the spark plugs
■ ■
Replace the fuel filter
■ ■
Replace paper air filter
2)
■ ■
Check the caster wheels (every 200 hours)
● ●
Replace the air cleaner’s foam pre-filter
2)
■
Check/adjust the mower deck
● ●
Check the engine valve clearance
3)
♦ ♦
Perform the 300-hour service
3)
♦ ♦
1)
First change after 8-10 hours. When operating with a heavy load
or at high ambient temperatures, replace every 50 hours.
2)
In dusty conditions, cleaning and replacement are required more
often.
3)
Performed by authorized service workshop.
● = Described in this manual
♦ = Not described in this manual
■ = Refer to the engine manufacturer's manual
WARNING! Escaping hydraulic oil under pressure
can have sufficient force to penetrate the skin, causing
serious injury. If injured by escaping fluid, see a doctor at
once. Serious infection or reaction can develop if proper
medical treatment is not administered immediately.