CF MOTO CF500-5, Service Manual

Page: 84 / 254

4-11
4 Cooling and Lubrication system
4
4
4 4 4
Inspection of Water Temperature Sensor
z
Plcae a rag under water temperature sensor
1
and
remove it from cyclinder head
z
Check the resistance of water temperature sensor
as illustrated on theright. Connect the temperature
sensor
2
to the circuit tester,place it in a vessel with
engine oil.Place the vessel above a stove.
Tool: ohmmeter, thermometer
z
Heat the oil to raise the temperature slowly and take
the reading from ohmmeter4 and thermometer3.
W a te r T e mp e ra tu r e a nd
R e si s ta n ce
Te m pe r at ur e
（ ℃ ）
5 0 8 0 1 0 0 12 0
R e si s ta n ce
（ Ω ）
1 54 ± 1 6 5 2± 4 27 ± 3 1 6± 2
z
Installation:Apply a little thread locker and install it
to the cylinder head by tightening to the specified
torque.
Water Temperature Sensor Tightening Torque:
10N.m
Note:
z
Avoid sharp impact on terperature sensor
z
Avoid contact of temperature sensor with thermom-
eter or vessel
z
After installation,check the coolant level.Fill cool-
ant if necessary.
Inspection of Thermostat
z
Remove thermostat case
z
Remove thermostat