SECTION 1 GENERAL
SECTION 1 GENERAL
Group 1 Safety Hints --------------------------------------------------------------------------------------------------------- 1-1
Group 2 Specifications (HX160 L) ----------------------------------------------------------------------------------- 1-10
Group 3 Specifications (HX180 L) ------------------------------------------------------------------------------------ 1-29
SECTION 2 STRUCTURE AND FUNCTION
SECTION 2 STRUCTURE AND FUNCTION
Group 1 Pump Device ------------------------------------------------------------------------------------------------------ 2-1
Group 2 Main Control Valve --------------------------------------------------------------------------------------------- 2-19
Group 3 Swing Device (type 1) ---------------------------------------------------------------------------------------- 2-46
Group 3 Swing Device (type 2) ---------------------------------------------------------------------------------------- 2-57
Group 4 Travel Device ------------------------------------------------------------------------------------------------------ 2-68
Group 5 RCV Lever ---------------------------------------------------------------------------------------------------------- 2-76
Group 6 RCV Pedal ---------------------------------------------------------------------------------------------------------- 2-83
SECTION 3 HYDRAULIC SYSTEM
SECTION 3 HYDRAULIC SYSTEM
Group 1 Hydraulic Circuit -------------------------------------------------------------------------------------------------- 3-1
Group 2 Main Circuit --------------------------------------------------------------------------------------------------------- 3-2
Group 3 Pilot Circuit ---------------------------------------------------------------------------------------------------------- 3-5
Group 4 Single Operation ------------------------------------------------------------------------------------------------- 3-15
Group 5 Combined Operation ------------------------------------------------------------------------------------------ 3-27
SECTION 4 ELECTRICAL SYSTEM
SECTION 4 ELECTRICAL SYSTEM
Group 1 Component Location ------------------------------------------------------------------------------------------ 4-1
Group 2 Electrical Circuit -------------------------------------------------------------------------------------------------- 4-3
Group 3 Electrical Component Specification ------------------------------------------------------------------ 4-22
Group 4 Connectors ---------------------------------------------------------------------------------------------------------- 4-33
SECTION 5 MECHATRONICS SYSTEM
SECTION 5 MECHATRONICS SYSTEM
Group 1 Outline ----------------------------------------------------------------------------------------------------------------- 5-1
Group 2 Mode selection System ------------------------------------------------------------------------------------- 5-3
Group 3 Automatic Deceleration System ----------------------------------------------------------------------- 5-6
Group 4 Power Boost System ----------------------------------------------------------------------------------------- 5-7
Group 5 Travel Speed Control System --------------------------------------------------------------------------- 5-8
Group 6 Automatic Warming Up Function ---------------------------------------------------------------------- 5-9
Group 7 Engine Overheat Prevention Function ------------------------------------------------------------- 5-10
CONTENTS
CONTENTS