39
MAINTENANCE
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)
♦ ♦
WARNING!
Before performing any service or
adjustment checklist:
• Engage the park brake.
• Place the blade switch in the
disengaged position.
• Turn the engine off.
• Make sure the blades and all moving
parts have completely stopped.
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