12. COOLING SYSTEM MXU 250R/300R
THERMOSTAT INSPECTION
Suspend the thermostat in a pan of water
over a burner and gradually raise the water Thermostat
temperature to check its operation.
Technical Data Thermometer
Begins to open 802
Full-open 90
Valve lift 3.54.5 mm
O-ring
· Do not let the thermostat touch the pan
as it will give a false reading.
· Replace the thermostat if the valve
stays open at room temperature.
·Test the thermostat after it is opened
for about 5 minutes and holds the
temperature at 70.
THERMOSTAT INSTALLATION
The installation sequence is the reverse of
removal.
Replace the O-ring with a new one and Thermosensor
apply grease to it.
Fill the cooling system with the specified
coolant. (page 12-7)
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