G-29
ZD321, ZD326, ZD331, WSM
G GENERAL
■ Check on the slope
1. Place the machine on a 17° ramp.
2. Apply the parking brake.
3. Place the motion control levers in “NEUTRAL LOCK” position
and shut off the engine.
4. Check that the machine does not move.
• For parking brake test purposes only use 17° ramp.
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[7] CHECK POINTS OF EVERY 150 HOURS
Changing Mower Gear Box Oil
1. See page G-25.
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[8] CHECK POINTS OF EVERY 200 HOURS
Adjusting Front Axle Pivot
1. See page G-19.
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Checking Radiator Hose and Clamp
• Check to see if the radiator hoses are properly fixed every
200 hours of operation or 6 months, whichever comes first.
1. If clamp bands are loose or water leaks, tighten clamp band
securely.
2. Replace radiator hoses (2) and tighten hose clamps securely, if
radiator hoses (2) are swollen, hardened or cracked.
NOTE
• Take the following actions in the event the coolant
temperature be nearly or more than the boiling point, what is
called “Overheating”.
• Park the machine in a safe place and keep the engine
unloaded idling.
• Do not stop the engine suddenly, but stop it after about 5
minutes of unloaded idling
• Keep yourself well away from the machine for further 10
minutes or while the steam is blown out.
• Checking that there gets no danger such as burning, get rid
of the causes of overheating and then start the engine again.
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Changing Engine Oil Filter Cartridge
1. See page G-17.
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Changing HST Transmission Oil Filter Cartridge
1. See page G-18.
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(1) Lock Nut
(2) Bolt
(A) Under 17° Ramp
(1) Radiator Core (2) Radiator Hose