Danfoss 51 Series Service Manual page 4

Hydraulic proportional controls

Hide thumbs Also See for 51 Series:

Service manual (64 pages)

Repair instructions (36 pages)

Service kit instructions (2 pages)

Table Of Contents

Table of Contents

Service Manual

Contents

H1, H2, K1, K2 Controls

HP Controls

HC Controls

J1, J2, J3, J4 Controls

JA Control

Series 51 Hydraulic Proportional Controls Service Manual

Inspection....................................................................................................................................................................................22

Assembly......................................................................................................................................................................................22

Operation..........................................................................................................................................................................................23

Functional Description........................................................................................................................................................... 23

Solenoid Valve........................................................................................................................................................................... 23

Repair..................................................................................................................................................................................................23

Removing Solenoid Valve......................................................................................................................................................24

Disassembly................................................................................................................................................................................24

Inspection....................................................................................................................................................................................24

Assembly......................................................................................................................................................................................24

Installing Solenoid....................................................................................................................................................................24

Operation..........................................................................................................................................................................................25

Functional Description........................................................................................................................................................... 25

HP Control................................................................................................................................................................................... 25

Shuttle Valve...............................................................................................................................................................................25

Connecting Pin.......................................................................................................................................................................... 25

Disassembly................................................................................................................................................................................26

Inspection....................................................................................................................................................................................27

Assembly......................................................................................................................................................................................27

Operation..........................................................................................................................................................................................28

Functional Description........................................................................................................................................................... 28

Check Valve.................................................................................................................................................................................28

Shuttle Valve...............................................................................................................................................................................28

Connecting Pin.......................................................................................................................................................................... 28

Diassembly..................................................................................................................................................................................28

Inspection....................................................................................................................................................................................29

Assembly......................................................................................................................................................................................31

Operation..........................................................................................................................................................................................32

Functional Description........................................................................................................................................................... 32

Solenoid Valve........................................................................................................................................................................... 32

Removing the Solenoid Valve.............................................................................................................................................. 33

Disassembly................................................................................................................................................................................34

Inspection....................................................................................................................................................................................34

Assembly......................................................................................................................................................................................35

Installing the Solenoid Valve................................................................................................................................................ 35

Operation..........................................................................................................................................................................................36

Functional Description........................................................................................................................................................... 36

Signal Pressure...........................................................................................................................................................................36

Disassembly................................................................................................................................................................................36

Inspection....................................................................................................................................................................................38

Assembly......................................................................................................................................................................................38

11009446 • Rev BA • July 2014

Table of Contents