Danfoss 51-HA Manuals

Manuals and User Guides for Danfoss 51-HA. We have 1 Danfoss 51-HA manual available for free PDF download: Service Manual

Danfoss 51-HA Service Manual

Danfoss 51-HA Service Manual (40 pages)

Hydraulic Proportional Controls

Brand: Danfoss | Category: Controller | Size: 1.53 MB

Table of Contents

Table of Contents
3
Safety Precautions
5
Symbols Used in Danfoss Literature
6
Overview
6
General Instructions
7
General Description
7
Pressure Measurements

10
- Port Locations and Gauge Installation
  10
Adjustments

11
- Threshold Setting
  11
  - Checking Threshold Setting
    11
  - Adjusting Threshold Setting
    11
- Pressure Compensator Override (PCOR) Setting
  12
Pcor

14
- Optional PCOR Housing
  14
  - Disassembly
    14
  - Inspection
    14
  - Assembly
    14
Multifunction Block

16
- Optional Multifunction Block
  16
  - Disassembly
    16
  - Inspection
    17
  - Assembly
    17
HZ, HA, HB, HE Controls

18
- Operation
  18
  - Functional Description
    18
  - HZ Control
    18
  - HA and HB Controls
    18
  - HE Control
    18
- Repair
  19
  - Disassembly
    19
  - Inspection
    20
  - Assembly
    20
HS Control

21
- Operation
  21
  - Functional Description
    21
- Repair
  21
  - Disassembly
    21
  - Inspection
    22
  - Assembly
    22
H1, H2, K1, K2 Controls

23
- Operation
  23
  - Functional Description
    23
  - Solenoid Valve
    23
- Repair
  23
  - Removing Solenoid Valve
    24
  - Disassembly
    24
  - Inspection
    24
  - Assembly
    24
  - Installing Solenoid
    24
HP Controls

25
- Operation
  25
  - Functional Description
    25
  - HP Control
    25
  - Shuttle Valve
    25
  - Connecting Pin
    25
- Repair
  26
  - Disassembly
    26
  - Inspection
    27
  - Assembly
    27
HC Controls

28
- Operation
  28
  - Functional Description
    28
  - Check Valve
    28
  - Shuttle Valve
    28
  - Connecting Pin
    28
- Repair
  28
  - Diassembly
    28
  - Inspection
    29
  - Assembly
    31
J1, J2, J3, J4 Controls

32
- Operation
  32
  - Functional Description
    32
  - Solenoid Valve
    32
- Repair
  33
  - Removing the Solenoid Valve
    33
  - Disassembly
    34
  - Inspection
    34
  - Assembly
    35
  - Installing the Solenoid Valve
    35
JA Control

36
- Operation
  36
  - Functional Description
    36
  - Signal Pressure
    36
- Repair
  36
  - Disassembly
    36
  - Inspection
    38
  - Assembly
    38

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