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22
MAINTENANCE
MAINTENANCE
DAILY
AT LEAST
ONCE
EACH
YEAR
MAINTENANCE INTERVAL
IN HOURS
BEFORE AFTER 25 50 100 300
CHECK
Throttle cable for adjustment
■
Mower deck for adjustment
● ●
Condition of belts, belt pulleys
● ●
Caster wheels (at 200 hour intervals)
● ●
Engine valve clearance
3)
♦ ♦
CHANGE
Spark plugs
■ ■
Engine oil
1)
■ ■
Engine oil lter
■ ■
Fuel lter
■ ■
Paper air lter
2)
■ ■
Air cleaner foam pre-lter
2) 4)
■
Air cleaner paper lter cartridge
2) 4)
■
ALSO
Do the 300-hour service
3)
♦ ♦
WARNING! Escaping hydraulic oil under
pressure can have sufcient force to penetrate
the skin, causing dangerous injury. If injured
by escaping uid, see a doctor immediately.
Dangerous infection or reaction can develop if
proper medical treatment is not administered.
1)
First change after 8-10 hours. When
operating with a heavy load or at high ambient
temperatures, replace at 50 hour intervals.
2)
In dusty conditions, cleaning and replacement
are required more frequently.
3)
Performed by authorized service workshop.
4)
If equipped.
●
= Described in this manual
♦ = Not described in this manual
■ = Refer to the engine manufacturer’s manual
IMPORTANT INFORMATION Do not try to
open or remove caps or covers. Adding or
checking level of electrolyte is not necessary.
Always use two wrenches for the terminal
screws.
WARNING! Do not short battery
terminals by allowing a wrench or other objects
to contact both terminals at the same time.
Before connecting battery, remove metal
bracelets, wristwatch bands, rings, etc.
Positive terminal must be connected rst to
prevent sparks from accidental grounding.
CAUTION! Always wear eye
protection when around batteries.
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