Kubota ZD221, Operator'S Manual

Page: 78 / 95

61 PERIODIC SERVICE
ENGLISH
3. After all coolant is drained, close the drain cock and
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, add coolant if
necessary, and install the drain plug.
A
Do not start engine without coolant.
A
Use clean, distilled water and anti-freeze to fill the
radiator and recovery tank.
A
When the anti-freeze is mixed with water, the anti-
freeze mixing ratio must be less than 50%.
A
Securely tighten radiator cap. If the cap is loose or
improperly fitted, water may leak out and the engine
could overheat.
EVERY 2 YEARS
B
Replacing Hydraulic Hose
Consult your local KUBOTA Dealer for this service.
B
Replacing Fuel Lines
Consult your local KUBOTA Dealer for this service.
B
Replacing Radiator Hose
See "Checking Radiator Hose and Clamp" in "EVERY 200
HOURS" in "PERIODIC SERVICE" section.
B
Replacing Mower Gear Box Oil-Seal
Consult your local KUBOTA Dealer for this service.
B
Replacing Intake Air Line
See "Checking Intake Air Line" in "EVERY 200 HOURS"
in "PERIODIC SERVICE" section.
(1) Drain plug
(2) Recovery tank
(3) Radiator cap (A) "FULL"
(B) "LOW"
(1) Drain cock