CHAPTER 3A ENGINE 260/ 300 / 400 cc ATV SERVICE MANUAL09.0
CHAPTER 3 ENGINE PAGE. 3A- 68
Order Job name/ Part name Q'ty
Remarks
Thermostat removal
Drain the coolant
Remove the parts in order.
Refer to "COOLANT REPLACEMENT"
section.
1 Clip 1
2 Hose 1
3 Hose clamp 1
4 Inlet hose (radiator) 1
5 Thermostatic cover 1
Refer to "THERMOSTAT INSTALLATION"
6 Thermostatic valve 1 section.
Reverse the removal procedure for
installation.
INSTALLATION
1. Inspect:
zThermostatic valve
Valve does not open at 70.5-73.5℃→Replace.
Inspection steps:
zSuspend the thermostatic valve in a vessel.
zPlace a reliable thermometer in water.
z Observe the thermometer, while continually
stirring the water.
cThermostatic valve
dVessel
eThermometer
fWater
A CLOSE
B OPEN
NOTE:
The thermostatic valve is sealed and its setting
requires specialized work. If its accuracy is in
doubt, replace. A faulty unit could cause serious
over-heating or over cooling.
2.Inspect:
zThermostatic cover
Cracks /damage → Replace.
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