LS tractor MT458, Operator'S Manual

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5 - 41
Drain cock
Radiator cap
5-13. Every 1500hr or 2-year check
Reservoir tank
(1) Replacement of Engine coolant
①
Check
 Stop the engine and allow the engine to cool
down. Loosen the radiator cap slowly in order to
relieve any pressure. Remove the radiator cap.
 Check if the coolant of the radiator and reservoir
tank is insufficient or not on a daily basis. Check
if the coolant level of the reservoir tank is
between “Min” and “Max” marks.
 If necessary, add new engine coolant.
 Do not open the radiator cap except to check the
coolant or change it.
Warning
▶
Pressurized System : When opening the radiator cap, be careful of the escaping
hot water or steam. Hot coolant can cause serious burns. To open the radiator cap,
stop the engine and wait until the cooling system components are cool down.
Loosen the radiator cap slowly in order to relieve the pressure.
▶ Wear the protection globes or cover the radiator cap with a rag before opening the
radiator cap.
②
Drain
 Stop the engine and allow the engine to cool
down. Loosen the radiator cap slowly in order to
relieve any pressure. Remove the radiator cap.
 Set a suitable clean container under radiator
drain cock and drain plug on the engine.
 Open the drain cock and remove the drain plug
on the engine and radiator.
 Allow the coolant to drain completely.