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| Type of catalogue: | repair manual |
| Make: | Hitachi |
| Region: | WorldWide |
| Inclusive languages: |
English |
| Amount of disks: |
1 CD, PDF file, 433 pages |
| Availibility | Instant Download |
| OS: | Windows XP 32 bit, Windows 7 32 bit, Windows 7 64 bit, Windows 8/8.1 32 bit, Windows 8/8.1 64 bit, Windows 10 32 bit, Windows 10 64 bit, Windows 11 64 bit |
| Price, USD: | 60 |
This service manual contains detailed service and repair information for Hitachi excavator UH20.
Service manual contains illustrations, diagrams and circuits, which show the location of the necessary details of Hitachi excavator and can carry out installation or removal of any parts.
Service handbook allows to detect and resolve problems arising and uncertainties.
This service manual comes in PDF format. We recommend to use Adobe PDF Reader, to be sure all images / graphics will display correctly.
CONTENTS:
UH20 SPECIFICATIONS
1. ENGINE
2. MAIN HYDRAULIC PUMP
3. 3RD GEAR PUMP (PILOT PUMP)
4. PILOT OIL FILTER
5. PILOT RELIEF FILTER
6. CHANGE VALVE (FOR TRAVEL SPEED AMD PARKING BRAKE)
7. PREFERENCE VALVE B
8. ACCUMULATOR
9. PILOT VALVE
10. SHUTTLE VALVE
11. PREFERENCE VALVE A (LOADER)
12. RIGHT CONTROL VALVE
13. LEFT CONTROL VALVE
14. PREFERENCE VALVE C (BACKHOE)
15. SWING DEVICE
16. SWING BRAKE VALVE
17. CENTER JOINT
18. TRAVEL MOTOR
19. TRAVEL BRAKE VALVE
20. BOOM CYLINDER
21. ARM CYLINDER
22. BUCKET CYLINDER (BACKHOE)
23. TILT CYLINDER (LOADER)
24. LEVEL CYLINDER (LOADER)
25. BOTTOM DUMP CYLINDER (LOADER)
26. FULL-FLOW FILTER
27. BYPASS FILTER
28. CHECK VALVE
29. OIL COOLER
30. DRAIN FILTER
31. SUCTION FILTER
32. HYDRAULIC TANK
33. AIR COMPRESSOR
34. AIR FILTER
35. GOVERNOR
36. AIR TANK
37. SAFETY VALVE (FOR HIGH PRESSURE)
38. REDUCING VALVE
39. SAFETY VALVE (FOR LOW PRESSURE)
UH20 OPERATIONAL PRINCIPLE
GENERAL
ENGINE
A-C GENERATOR
ELECTRIC ACCESSORIES
DOUBLE PUMP
REGULATOR
GP GEAR PUMP
PILOT VALVE
CONTROL VALVE HUSCO
SX MOTOR
HTM E TYPE MOTOR
TROUBLESHOOTING
UH20 DISASSEMBLY AND ASSEMBLY
FRONT ATTACHMENT
DOUBLE PUMP
CONTROL VALVE HUSCO
SX MOTOR
HTM E TYPE MOTOR
TRAVEL REDUCTION DEVICE
CYLINDER
A-C GENERATOR
UH20 MAINTENANCE STANDARD
HOW TO DISASSEMBLE/ASSEMBLE HYDRAULIC EQUIPMENT
CONVERSION TABLE
UH20 MAINTENANCE STANDARD
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