Hitachi UH121 Hydraulic Excavator Service Manual KM020-00

Size: 77.4 MB
Format: PDF
Language: English
Brand: Hitachi
Type of Machine: Hydraulic Excavator
Type of Manual: Service Manual
Model: Hitachi UH121 Hydraulic Excavator
Part Number: KM020-00
Hitachi UH121 Hydraulic Excavator Service Manual KM020-00 : 594 Pages

Contents:
OPERATIONAL PRINCIPLE
GENERAL(Machine Serial No.’..’ 1129)
GENERAL(Machine Serial No. 1129»)
ASSIST VALVE
BRAKE VALVE
CYLINDER
FU LL-FLOW FILTER
HM MOTOR
HPV125 AXIAL PISTON PUMP
IP GEAR PUMP
MVP CONTROL VALVE
KVC PLUNGER PUMP
PREFERENCE VALVE
REGULATOR
RM75A REGULATOR
SLOW RETURN VALVE
SXMOTOR
SWING REDUCTION DEVICE
DISASSEMBLY and ASSEMBLY
BRAKE VALVE
CYLINDER
HM MOTOR
HPV12S AXIAL PISTON PUMP (Serial No.’..’ 1129)
IPGEARPUMP
MPV CONTROL VALVE
KVC PLUNGER PUMP (Serial No. 001» 1128)
TRAVEL DVICE
REGULATOR (Serial No. 001-’ 1128)
RM75A REGULATOR (Serial No. 1129’.’)
SXMOTOR
SWING REDUCTION DEVICE
HOW TO DISASSEMBLY/ ASSEMBLE-HYDRAULIC EQUIPMENT
CONVERSION TABLE
MAINTENANCE STANDARD
UH121 MAINTENANCE STANDARD
CYLINDER
HM MOTOR
SXMOTOR