49
16) Water pump assembly and thermostat
Disassembly
(1) Remove the set plate gasket.
(2) Remove the thermostat spring.
1.
Water pump ass’y
2.
Gasket
3.
Set plate
4.
Thermostat
5.
Spring
6.
Gasket
NOTE: The pump main body is aluminum die cast
and should be replaced as ass’y if subjected
to water leakage or other troubles.
Specification and inspection
Thermostat
(1) Replace if the valve is opened even only slightly at
normal temperature.
(2) Immerse the thermostat in water, increase the water
temperature gradually and check the valve opening
temperature and valve lift.
NOTE: 3 to 5 minutes are required until the valve
is operated.
Reassembly
Reassemble the components in the reverse order to
disassembly.
T144
Model S753,
S773
S773L
Type Wax
pellet
Opening temperature
80° - 84°
C
73° - 77°C
Full-opening temperature
95°C 87°C
Valve lift (at water
temperature 82
°
C)
8.0 mm
6.0 mm
T145
Содержание ST318
Страница 1: ......
Страница 4: ...3 Chapter 1 GENERAL...
Страница 27: ...26...
Страница 28: ...27 Chapter 2 ENGINE Tractor Model Engine Model ST318 S753 ST321 S773 ST324 S773L...
Страница 29: ...28 2 1 Engine Sectional View T100 T101...
Страница 48: ...47 13 Oil flow T140...
Страница 98: ...97 Chapter 3 TRACTOR MAIN BODY...
Страница 115: ...114 3 3 Transmission 1 9 3 MANUAL TRANSMISSION 1 Sectional view z Without Mid PTO T447 z With Mid PTO T447...
Страница 132: ...131 2 HYDROSTATIC TRANSMISSION 1 SPEED PTO MID PTO 1 Sectional view T505 T506...
Страница 154: ...153 Take out the swash plate from the case T566...
Страница 163: ...162 2 Range shift change lever Rear PTO change lever Mid PTO change lever and 4WD change lever T588...
Страница 194: ...193 Model 9 3 shown...
Страница 199: ...198 4 CONTROL VALVE 1 Control valve relief valve 340013400 1 Name of components T658...
Страница 203: ...202 2 Control valve for lifting lowering implement 340016110 1 Name of components T667...
Страница 223: ...221...
Страница 224: ...222...
Страница 225: ...223...
Страница 226: ...224...
Страница 228: ...226 4 LIGHTEING CIRCUIT T702...
Страница 229: ...227 5 HORN CIRCUIT T703...
Страница 230: ...228 6 FUEL LEVEL CIRCUIT T704...
Страница 231: ...229 7 ENGINE STOP SOLENOID CIRCUIT T705...
Страница 232: ...230 8 ENGINE COOLANT TEMPERATURE CIRCUIT ENGINE OIL PRESSURE WARNING CIRCUIT T706...
Страница 233: ...231 9 HST CRUISE CONTROL CIRCUIT T707...
Страница 234: ...232 10 PARKING BRAKE WARNING LIGHT CIRCUIT T708...
Страница 235: ...233 11 BRAKE LAMP CIRCUIT T709...
Страница 236: ...234 12 SAFETY START CIRCUIT T710...
Страница 237: ...235 13 FLASHER AND HAZARD LUMP CIRCUIT T711...
Страница 238: ...236 14 GLOW PLUG AND GLOW LAMP CIRCUIT T712...
Страница 239: ...237 15 ALTERNATOR AND ENGINE STOP SOLENOID CIRCUIT T713...