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MAINTENANCE
1)
First change after 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)
For daily use, the machine should be lubricated twice weekly.
4)
Performed by authorized service workshop.
z = Described in this manual
= Not described in this manual
Daily
mainte-
nance
Weekly
mainte-
nance
At
least
once
each
year
Maintenance interval
in hours
Maintenance Page Before After 25 50 100 300
Check/adjust the cutting height -
Linkages and adjustments 45
z
Check throttle and choke cables 39
z
Clean the air cleaner’s pre-filter (foam) 40
zz
Clean the air cleaner’s filter cartridge
2)
(paper filter)
40
zz
Change the engine oil
1)
67
zz
Replace the engine oil filter (every 200 hours) 50
zz
Clean/Replace the spark plugs 37
zz
Replace the fuel filter 42
zz
Clean the cooling fins -
Check the engine valve clearance
4)
-
Replace the air cleaner’s pre-filter (foam) 40
zz
Replace the air filter (paper filter,
every 200 hours)
2)
40
zz
Check the caster wheels (every 200 hours) 45
z
Lubricate according to Lubrication Schedule 65
z
zz
z
z
z
z
Perform the 300-hour service
4)
95
Check/adjust the parking brake -
WARNING!
No adjustments or maintenance to be carried out unless:
• The engine is stopped.
• The ignition key has been removed.
• The parking brake is on.