12. COOLING SYSTEM
12-15
MXU 300/250
THERMOSTAT INSPECTION
Suspend the thermostat in a pan of water
over a burner and gradually raise the water
temperature to check its operation.
Technical Data
Begins to open 80±2℃
Full-open 90℃
Valve lift 3.5～4.5 mm
THERMOSTAT INSTALLATION
The installation sequence is the reverse of
removal.
Fill the cooling system with the specified
coolant. (
page
12-7)
O-ring
Thermosenso
• 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℃.
＊
Replace the O-ring with a new one and
apply grease to it.
＊
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