Manitou MLT 961-145 V PLUS L JD ST4 S1 - Page 138

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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