5-9 COOLING SYSTEM
THERMOSTAT
◉
◉
REMOVAL
●
Remove the front fender.
(Refer to page 7-3)
●
Drain engine coolant. (Refer to page 2-12)
●
Place a rag under the thermostat case.
●
Remove the thermostat case cap.
●
Remove the thermostat
①
.
◉
◉
INSPECTION
Inspect the thermostat pellet for signs of cracking.
Test the thermostat at the bench for control action, in
the follwing manner.
●
Pass a string between flange, as shown in the
photograph.
●
Immerse the thermostat in the WATER contained
in a beaker, as shown in the illustration.
Note that the immersed thermostat is in suspen-
sion.
Heat the water by placing the beaker on a stove
②
and observe the rising temperature on a ther-
mometer
③
.
●
Read the thermometer just when opening the ther-
mostat.
This reading, which is the temperature level at
which the thermostat valve begins to open, should
be within the standard value.
Thermostat valve
operation temperature
Valve opening
Valve closing
Standard
76
℃
(169
℉
)
71
℃
(160
℉
)
Water
③
②
①
COPYRIGHTED
Summary of Contents for TE450 -
Page 1: ...SERVICE MANUAL SERVICE MANUAL HYOSUNG MOTORS MACHINERY INC 99000HP8910 ...
Page 99: ...3 57 ENGINE 15th pin 1st pin C O P Y R I G H T E D ...
Page 106: ...4 3 FUEL SYSTEM CARBURETOR CONSTRUCTION C O P Y R I G H T E D ...
Page 130: ...COOLING SYSTEM 5 16 OIL TANK AND HOSES CONSTRUCTION C O P Y R I G H T E D ...
Page 154: ...7 1 CHASSIS EXTERIOR PARTS CONSTRUCTION C O P Y R I G H T E D ...
Page 155: ...CHASSIS 7 2 C O P Y R I G H T E D ...
Page 160: ...7 7 CHASSIS FRONT AND REAR WHEELS CONSTRUCTION C O P Y R I G H T E D ...
Page 174: ...7 21 CHASSIS FRONT SUSPENSION CONSTRUCTION C O P Y R I G H T E D ...
Page 183: ...CHASSIS 7 30 STEERING CONSTRUCTION C O P Y R I G H T E D ...
Page 212: ...7 59 CHASSIS REAR SUSPENSION CONSTRUCTION C O P Y R I G H T E D ...
Page 219: ...CHASSIS 7 66 REAR AXLE CONSTRUCTION C O P Y R I G H T E D ...
Page 253: ...SERVICING INFORMATION 8 26 WIRE AND CABLE ROUTING C O P Y R I G H T E D ...
Page 254: ...8 27 SERVICING INFORMATION C O P Y R I G H T E D ...
Page 255: ...SERVICING INFORMATION 8 28 C O P Y R I G H T E D ...
Page 256: ...8 29 SERVICING INFORMATION C O P Y R I G H T E D ...
Page 257: ...SERVICING INFORMATION 8 30 C O P Y R I G H T E D ...
Page 258: ...8 31 SERVICING INFORMATION C O P Y R I G H T E D ...
Page 262: ...Prepared by 1st Ed MAR 2007 Manual No 99000HP8910 Printed in Korea C O P Y R I G H T E D ...