Service Manual (Manual No. KM-187E) consists of the following three separate volumes;
Technical Manual (Operational Principle) : Vol. No. TO187E
Technical Manual (Troubleshooting) : Vol. No. TT187E
Workshop Manual : Vol. No. W187E
MANUAL COMPOSITION
• This manual consists of three portions: the Technical
Manual (Operational Principle), the Technical
Manual (Troubleshooting) and the Workshop Manual.
• Information included in the Technical Manual
(Operational Principle):
technical information needed for redelivery and
delivery, operation and activation of all devices
and systems.
• Information included in the Technical Manual
(Troubleshooting):
technical information needed for operational performance
tests, and troubleshooting procedures.
• Information included in the Workshop Manual:
technical information needed for maintenance
and repair of the machine, tools and devices
needed for maintenance and repair, maintenance
standards, and removal/installation and assemble/
disassemble procedures.
SECTION AND GROUP CONTENTS
SECTION 1 GENERAL
Group 1 Specification
Group 2 Component Layout
Group 3 Component Specifications
SECTION 2 SYSTEM
Group 1 Control System
Group 2 Front Control System
Group 3 Hydraulic System
Group 4 Electrical System
SECTION 3 COMPONENT OPERATION
Group 1 Pump Device
Group 2 Swing Device
Group 3 Control Valve
Group 4 Pilot Valve
Group 5 Travel Device
Group 6 Signal Control Valve
Group 7 Others(Upperstructure)
Group 8 Others(Undercarriage)
