Скачать книгу - Hyundai R450LC-7 excavator, service e-manual


Content General Safety hints Specifications Structure and function Pump device Main control valve Swing device Travel device RCV lever RCV pedal Hydraulic system Hydraulic circuit Main circuit Pilot circuit Single operation Combined operation Electrical system Component location Electrical circuit Electrical component specification Connectors Mechatronics system Outline Mode selection system Automatic deceleration system Power boost system Travel speed control system Automatic warming up function Engine overheat prevention function Anti-restart system Self-diagnostic system Engine control system EPPR(electro proportional pressure reducing) valve Monitoring system Troubleshooting Before troubleshooting Hydraulic and mechanical system Electrical system Mechatronics system Maintenance standard Operational performance test Major components Track and work equipment Disassembly and assembly Precaution Tightening torque Pump device Main control valve Swing device Travel device Rcv lever Turning joint Boom, arm and bucket cylinder Undercarriage Work equipment Component mounting torque Introduction guide Engine system Electric system Hydraulic system Undercarriage Structure Work equipment