192
3-7 Hydraulic System
1. SPECIFICATIONS
Oil pump
Type Gear
pump
Discharge ST318 15.3
ℓ
/min (at 2600 rpm)
ST321
⋅
ST324
18.4
ℓ
/min (at 2600 rpm)
Rotating direction
Clockwise when viewed from shaft side
Control valve
Relief valve working pressure
12.7 MPa (130 kgf/cm
2
)
Hydraulic cylinder
Type Single
acting
Bore
∅
65
Max. lift (at the lower link end)
6.57kN (670kgf)
Hydraulic oil
Manual transmission model
SAE 80
HST Model
ISO VG 46
2. NAME OF COMPONENTS (HYDRAULIC CIRCUIT)
T642
1.
Hydraulic pump
7. Piston rod
13. Remote control valve
2.
Inlet filter
8. Hydraulic arm
14. Control lever (Remote)
3.
Suction pipe
9. Lift arm
4.
Control lever (Main)
10. High pressure pipe
5.
Control valve
11. System relief-diverter valve
6.
Piston 12.
Return
pipe
Summary of Contents for ST318
Page 1: ......
Page 4: ...3 Chapter 1 GENERAL...
Page 27: ...26...
Page 28: ...27 Chapter 2 ENGINE Tractor Model Engine Model ST318 S753 ST321 S773 ST324 S773L...
Page 29: ...28 2 1 Engine Sectional View T100 T101...
Page 48: ...47 13 Oil flow T140...
Page 98: ...97 Chapter 3 TRACTOR MAIN BODY...
Page 132: ...131 2 HYDROSTATIC TRANSMISSION 1 SPEED PTO MID PTO 1 Sectional view T505 T506...
Page 154: ...153 Take out the swash plate from the case T566...
Page 194: ...193 Model 9 3 shown...
Page 199: ...198 4 CONTROL VALVE 1 Control valve relief valve 340013400 1 Name of components T658...
Page 203: ...202 2 Control valve for lifting lowering implement 340016110 1 Name of components T667...
Page 223: ...221...
Page 224: ...222...
Page 225: ...223...
Page 226: ...224...
Page 228: ...226 4 LIGHTEING CIRCUIT T702...
Page 229: ...227 5 HORN CIRCUIT T703...
Page 230: ...228 6 FUEL LEVEL CIRCUIT T704...
Page 231: ...229 7 ENGINE STOP SOLENOID CIRCUIT T705...
Page 232: ...230 8 ENGINE COOLANT TEMPERATURE CIRCUIT ENGINE OIL PRESSURE WARNING CIRCUIT T706...
Page 233: ...231 9 HST CRUISE CONTROL CIRCUIT T707...
Page 234: ...232 10 PARKING BRAKE WARNING LIGHT CIRCUIT T708...
Page 235: ...233 11 BRAKE LAMP CIRCUIT T709...
Page 236: ...234 12 SAFETY START CIRCUIT T710...
Page 237: ...235 13 FLASHER AND HAZARD LUMP CIRCUIT T711...
Page 238: ...236 14 GLOW PLUG AND GLOW LAMP CIRCUIT T712...
Page 239: ...237 15 ALTERNATOR AND ENGINE STOP SOLENOID CIRCUIT T713...