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MAINTENANCE
39
1)
First change after 5-8 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!
Before performing any service or adjustment checklist:
• Engage the parking 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.
• Disconnect the spark plug wire from all spark plugs and place the wire where it
cannot come in contact with the plug.
MAINTENANCE
Daily At least
once
each
year
Maintenance interval
in hours
Before After 50 250 500
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 air filter
2)
(paper filter)
■ ■
Check the caster wheels (every 200 hours)
● ●
Replace the air cleaner’s pre-filter
2)
(foam)
■
Check the hydraulic oil in the oil tank
●
Change the hydraulic oil (every 500 hours)
● ●
Replace the hydraulic oil filter (every 500 hours)
● ●
Dismantle and inspect starter
3)
(every 500 hours)
♦
Check/adjust the mower deck
● ●
Check the engine valve clearance
3)
♦ ♦
Perform the 500-hour service
3)
♦ ♦