Hitachi UH122 Excavator Service Manual PDF

For proper operation, quality repair, and timely maintenance Hitachi excavator UH122, you should purchase this service manual. The Service manual allows to detection and resolution of problems arising and uncertainties.

CONTENTS:
UH122 SPECIFICATIONS
1. ENGINE
2. MAIN PUMP
3. GEAR PUMP (FOR SWING)
4. GEAR PUMP (FOR PILOT)
5. CONTROL VALVE
6. CONTROL VALVE
7. CONTROL VALVE
8. SWING MOTOR
9. BRAKE VALVE (FOR SWING)
10. TRAVEL MOTOR
11. TRAVEL REDUCTION MECHANISM
12. BRAKE VALVE (FOR TRAVEL)
13. PILOT BRAKE VALVE (FOR PARKING BRAKE)
14. SLOW RETURN VALVE (FOR ARM AND BOOM CYLINDERS)
15. MAKE-UP VALVE
16. ARM CYLINDER
17. BUCKET CYLINDER
18. BOOM CYLINDER
19. CENTER JOINT
20. ASSIST VALVE
21. RELIEF VALVE
22. FULL-FLOW FILTER
23. DRAIN FILTER
24. SUCTION FILTER
25. OIL COOLER
26. HYDRAULIC TANK
27. SAFETY VALVE (ON HYDRAULIC TANK)
28. GOVERNOR
29. AIR TANK
30. SAFETY VALVE (ON AIR TANK)
31. AIR REGULATOR
32. AIR FILTER
BASIC PERFORMANCE

UH122 OPERATIONAL PRINCIPLE
GENERAL
ASSIST VALVE
BRAKE VALVE
PREFERENCE VALVE
SLOW RETURN VALVE
MPV CONTROL VALVE
CYLINDER
FULL-FLOW FILTER
HM MOTER
SX MOTOR
KVC PLUNGER PUMP
SWING REDUCTION DEVICE

UH122 DISASSEMBLY AND ASSEMBLY
BRAKE VALVE
MVP CONTROL VALVE
CYLINDER
HM MOTOR
SX MOTOR
KVC PLUNGER PUMP
SWING REDUCTION DEVICE
TRAVEL DEVICE
MAINTENANCE STANDARD

UH122 MAINTENANCE STANDARD
CYLINDER
HM MOTOR
SX MOTOR

The information in this manual is quite simple and easy to understand; it will be understandable, both to the expert and to the newcomer in this matter.

Features of the Manual
Format: PDF
Language: English
Pages: 132 + 172
Compatible with all versions of Windows, Mac, Linux, iPhone, iPad, and Android
The manual includes high-quality illustrations to help you perform routine and preventive maintenance effectively.

FAQs
How do I download the manual?
It is easy to purchase this product. Just click on the 'Buy Now' button and follow the instructions. After payment, you will get the link for downloading your PDF Service Manual. So, after a few minutes, you will get your guide and you can start studying it. 

Is the manual printable?
Yes, all pages are printable and readable

Still have questions?
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