MAINTENANCE
DAILY
AT
LEAST
ONCE
EACH
YEAR
MAINTENANCE
INTERVAL
IN HOURS
BEFORE AFTER
50
250
500
CHECK
Throttle and choke cables
for adjustment
■
Mower deck for adjustment
●
●
Condition of belts, belt pulleys
●
●
Caster wheels (every 200 hours)
●
●
Hydraulic oil level
●
Engine valve clearance
4)
♦
♦
CHANGE
Spark plugs
■
■
Engine
oil
1)
■
■
Engine oil filter
■
■
Fuel filter
■
■
Paper air filter
2)
■
■
Air cleaner foam pre-filter
2)
■
Air cleaner paper filter cartridge
2)
■
■
Hydraulic oil
3)
●
●
●
Hydraulic oil filter
3)
●
●
●
ALSO
Dismantle and inspect starter
4)
♦
Perform the 500-hour service
4)
♦
♦
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)
Maintenance interval determined by type of
oil used. See
Qualified Hydraulic Oils
in the
Lubrication
section.
4)
Performed by authorized service workshop.
●
= Described in this manual
♦
= Not described in this manual
■
= Refer to the engine manufacturer’s manual
Hardware
Check daily. Inspect the entire machine for loose
or missing hardware.
WARNING
! Do not short battery
terminals by allowing a wrench or other objects
to contact the two terminals at the same time.
Before connecting battery, remove metal
bracelets, wristwatch bands, rings, etc.
Positive terminal must be connected first to
prevent sparks from accidental grounding.
20
MAINTENANCE