Manitou MLT 961-145 V PLUS L JD ST4 S1, Operator'S Manual, Page: 138 / 180

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REPLACE Coolant
These operations are to be carried out if necessary or every 2 years at the beginning of
winter. Place the lift truck on level ground with the I.C. engine stopped and cold.
t
IMPORTANT
t
The I.C. engine does not contain any corrosion resistor and must be filled during the whole year with a mixture
containing 25 % of ethylene glycol-based antifreeze.
DRAINING THE FLUID
-Open the engine bonnet.
-Remove access door 1.
NOTE: When removing the closing plates and door, clean all around and remove any
accumulation of flammable material.
-Place a container under radiator drain plug 2 and unscrew it.
-Take drain hose 3.
-Place the end of the drain hose in the container and screw the hose fully to the
drain connector 2.
-Remove filler plug 4 from the expansion vessel and turn on heating to full to
facilitate draining.
-Let the cooling circuit drain entirely while ensuring that the ports do not get clogged.
-Check the condition of the hoses as well as the fastening devices and change the
hoses if necessary.
-Rinse the circuit with clean water and use a cleaning agent if necessary.
FILLING WITH FLUID
-Remove, clean and refit drain hose 3.
-Refit and tighten the radiator drain plug 2.
-Slowly fill the circuit with the cooling liquid (
e
: LUBRICANTS AND FUEL) through
the filler port up to half of the expansion vessel 5.
-Refit the filler hole 4.
-Run the engine at idle for a few minutes.
-Check for any possible leaks.
-Refit the access door 1.
-Check the level and refill if necessary.
FREEZING POINT OF THE VARIOUS % VOLUMES OF ANTIFREEZE AND WATER TABLE
Antifreeze fluid Water (distilled recommended) Freezing temperature
25% 75% -14 °C
35% 65% -23 °C
40% 60% -27 °C
50% 50% -40 °C (Manufacturer's filling)
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649100 EN-US-AU (20/05/2019) MLT 961-145 V PLUS L JD ST4 S1