Hyundai HW160/HW180 Wheel Excavator Service Manual – PDF DOWNLOAD

Page 1

CONTENTS SECTION 1 GENERAL Group 1 Safety Hints -------------------------------------------------------------------------------------------------------- 1-1 Group 2 Specifications (HW160) ------------------------------------------------------------------------------------ 1-9 Group 3 Specifications (HW180) ------------------------------------------------------------------------------------ 1-24

SECTION 2 STRUCTURE AND FUNCTION Group 1 Pump Device ------------------------------------------------------------------------------------------------------ 2-1 Group 2 Main Control Valve --------------------------------------------------------------------------------------------- 2-20 Group 3 Swing Device (type 1) ---------------------------------------------------------------------------------------- 2-47 Group 3 Swing Device (type 2) ---------------------------------------------------------------------------------------- 2-58 Group 4 Travel Motor -------------------------------------------------------------------------------------------------------- 2-69 Group 5 RCV Lever ---------------------------------------------------------------------------------------------------------- 2-75 Group 6 Accelerator Pedal ----------------------------------------------------------------------------------------------Group 7 Brake Pedal (Valve) ------------------------------------------------------------------------------------------Group 8 Transmission -----------------------------------------------------------------------------------------------------Group 9 Travel Control Valve ------------------------------------------------------------------------------------------Group 10 Steering Valve ---------------------------------------------------------------------------------------------------Group 11 Front Axle and Rear Axle -----------------------------------------------------------------------------------

2-82 2-83 2-85 2-92 2-94 2-96

SECTION 3 HYDRAULIC SYSTEM Group Group Group Group Group

1 2 3 4 5

Hydraulic Circuit ------------------------------------------------------------------------------------------------Main Circuit --------------------------------------------------------------------------------------------------------Pilot Circuit ---------------------------------------------------------------------------------------------------------Single Operation -----------------------------------------------------------------------------------------------Combined Operation -----------------------------------------------------------------------------------------

3-1 3-3 3-6 3-17 3-32

SECTION 4 ELECTRICAL SYSTEM Group Group Group Group

1 2 3 4

Component Location ----------------------------------------------------------------------------------------Electrical Circuit ------------------------------------------------------------------------------------------------Electrical Component Specification ----------------------------------------------------------------Connectors ---------------------------------------------------------------------------------------------------------

4-1 4-3 4-25 4-37


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