63PERIODIC SERVICE
ENGLISH
BAdjusting Front Caster
[only GZD21, GZD21 (F)]
If the front caster adjustment is not correct, vibration in the
front wheel can occur. When vibration occurs, please
contact your KUBOTA Dealer to adjust the play of the
front axle.
BChecking Intake Air Line
1. Check to see that hoses and hose clamps are tight and
not damaged.
2. If hoses and clamps are found worn or damaged,
replace or repair them at once.
EVERY 400 HOURS
BReplacing Fuel Filter
Change fuel filter every 400 hours. This should be done by
your KUBOTA Dealer.
EVERY 1 YEAR
BReplacing Air Cleaner Element
Change the element once a year.
BFlushing Cooling System and Changing
Coolant
To avoid personal injury:
A Do not remove the radiator cap when the
engine is hot. Then loosen cap slightly to the
stop to relieve any excess pressure before
removing cap completely.
1. Stop the engine and let cool down.
2. To drain the coolant, remove the radiator drain plug
and remove radiator cap. The radiator cap must be
removed to completely drain the coolant.
3. After all coolant is drained, install the drain plug.
4. Fill with clean water and cooling system cleaner.
5. Follow directions of the cleaner instruction.
6. After flushing, fill with clean water and anti-freeze until
the coolant level is just below the fill port on the
radiator.
Install the radiator cap securely.
7. Fill with coolant up to the "FULL" mark on the recovery
tank.
8. Start and operate the engine for a few minutes.
9. Stop the engine and let cool.
10.Check coolant level of recovery tank and add coolant
if necessary.
(1) Nut
(2) Washer (Small)
(3) 2-cap washers
(4) Washer (Large)
(5) Shim
(1) Hose
(2) Clamp
(1) Clamp
(2) Drain plug
(3) Recovery tank
(A) "FULL"
(B) "LOW"
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