Description
Hitachi UH082 Service Manual
Hitachi UH082 Index:
v Q I-JH082 SPECIFICATION SCONTENTS
1. ENGINE
2. MAIN PUMP
3. GEAR PUMP
4. CONTROL VALVE (LEFT)
5. CONTROL VALVE (RIGHT)
6. SWING MOTOR
7. BRAKE VALVE (FOR SWING MOTOR)
8. TRAVEL MOTOR
9. TRAVEL REDUCTION MECHANISM
10. BRAKE VALVE (FOR TRAVEL MOTOR)
11. PILOT BRAKE VALVE
12. SLOW RETURN VALVE
13. MAKE-UP VALVE
14. ARM CYLINDER
15. BUCKET CYLINDER
16. BOOM CYLINDER
17. CENTER JOINT
18. RELIEF VALVE
20. DRAIN FILTER
21. SUCTION FILTER
22. OIL COOLER
23. HYDRAULIC TANK
24. SAFETY VALVE (ON HYDRAULIC TANK)
25. GOVERNCR
26. AIR TANK
27. SAFETY VALVE (ON AIR TANK)
28. AIR REGULATOR
29. AIR FILTER
30. AIR COMPRESSOR
UH082 OPERATIONAL PRINCIPLE CONTENTS
v UH082 GENERAL
MAIN HYDRAULIC CIRCUIT
AIR CIRCUIT
BRAKE VALVE
CYLINDER
FULL-FLOW FILTER
HM MOTOR
IP GEAR PUMP
MVP25 CONTROL VALVE
KVC PLUNGER PUMP
PREFERENCE VALVE
REGULATOR
SLOW RETURN VALVE
SIX MOTOR
SWING REDUCTION DEVICE
SLOW RETURN VALVE
v Q IJH082 DISASSEMBLY AND ASSEMBLY CONTENTS
BRAKE VALVE
CYLINDER
HM MOTOR
IP GEAR PUMP
MVP TYPE CONTROL VALVE
KVC PLUNGER PUMP
TRAVEL DEVICE
REGULATOR (REFERENCE)
SX MOTOR
SWING REDUCTION DEVICE
v Q IJHO 82 MAINTENANCE STANDARD
UHO 82 MAINTENANCE STANDARDS
HM MOTOR
SIX MOTOR
CYLINDER
CONVERSION TABLE
