SF438,450
64
20. RADIATOR
IMPORTANT:
・ The radiator screen and radiator clogged with dust or
dirt causes overheating of the engine due to reduced
cooling efficiency of the radiator.
・The radiator and radiator screen should be checked
for clogging everyday before operation.
・ When mowing dead grass or operating under
extremely dusty conditions, check the radiator screen
and radiator several times a day to avoid clogging.
The radiator is located at the middle of right hand side of
the front mower. .
a.
Wipe off the dust by using a piece of cloth or the like.
b. The clogged radiator fins should be cleaned by
applying compressed air or water from both sides
alternatively.
c. Re-install the radiator screen.
IMPORTANT:
・ Avoid using excessively compressed air or water,
which may deform the cooling fin.
・ Avoid applying water directly to the wiring and electric
parts.
・ After washing the radiator using water, let it dry by
natural drying.
21. COOLANT REPLACEMENT
WARNING: Never attempt to remove the
radiator cap during or just after operation,
or pressurized vapor and hot water will
gush out, which may cause burns. So wait
until the engine cools down sufficiently.
The drain plug of the engine coolant is located on the
right hand side of the front mower.
a. Place a coolant receiver under the drain plug, 1.
FIG. 76
1
(1) Radiator net
FIG. 77
1
(1) Drain plug
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