SECTION 21 - TRANSMISSION 109
2.6 HYDRAULIC DIAGRAM
Pressure check port
Temperature check port
1. Operator’s compartment
2. Pressure gauge
3. Thermometer
4. Torque converter
5. Torque converter (pressure difference 4 bar) by-
pass valve
6. Radiator
7. Lubrication
8. Safety valve 10 bar cracking pressure
9. Solenoid pressure 5 bar
10. Pressure regulator valve 20 bar
11. By-pass valve pressure difference 4.3 bar
12. Filter
13. Pump
14. Air breather
15. Filter
16. Oil sump
17. Pressure reducer to 5.5 bar
18. Accumulator
19. Pressure booster 0 - 5.5 to 0 - 20 bar
20. Electronic controlled modulation valve 5.5 to
0 bar
21. Modulated pressure 0 to 20 bar
22. Clutch pressure 20 bar
23. Solenoid N/forward
24. Solenoid N/reverse
25. High/low solenoid
26. Solenoid 2nd/1st
27. Solenoid range modulation
28. Solenoid disconnect
29. Reverse clutch
30. Forward low clutch
31. Forward high clutch
32. 2nd clutch
33. 1st clutch
34. Disconnect clutch
43
rab
23
rab
17
°C
33
rab
AA
°C
64
rab
54
rab
44
rab
24
rab
14
rab
74
rab
13
rab
53
rab
34
33
32
31
3029
21
22
16
15
13
14
11
12
10
8
2
3
4
5
6
7
28
27
2625
24
23
20
17
19
18
9
F27722
1
X
rab
X
°
C
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