Danfoss J51B Manuals

Manuals and User Guides for Danfoss J51B. We have 1 Danfoss J51B manual available for free PDF download: Service Manual

Danfoss J51B Service Manual

Danfoss J51B Service Manual (32 pages)

Open Circuit Axial Piston Pumps

Brand: Danfoss | Category: Water Pump | Size: 1 MB

Table of Contents

Table of Contents
3
Overview
5
Safety Precautions
5
Symbols Used in Danfoss Literature
6
General Description
7
System Circuit
8
Technical Specifications General Specifications

9
- Hydraulic Parameters
  10
  - Inlet Pressure
    10
  - Pressure Compensator Valve Setting
    10
  - Case Pressure
    10
  - Hydraulic Fluid
    10
  - Fluid Viscosity
    10
  - Filtration
    10
Features Auxiliary Mounting Pads

11
- Input Shafts
  11
- Control Options
  12
  - PC Control
    12
  - LS Control
    13
  - Electric Proportional Controls
    14
  - Electric On/Off Controls
    14
Pressure Measurement Required Tools

15
- Port Locations and Gauge Installation
  15
Initial Start-Up Procedures General

16
- Start-Up Procedure
  16
Fluid and Filter Maintenance Recommendations

17
Troubleshooting

18
- Excessive Noise And/Or Vibration
  18
- Actuator Response Is Sluggish
  18
- System Operating Hot
  19
- Low Pump Output Flow
  19
- Pressure or Flow Instability
  19
- Pressure or Flow Instability (Continued)
  20
- System Pressure Not Reaching PC Setting
  20
- High Inlet Vacuum
  20
- PC Control
  21
- LS Control
  22
Adjustments

23
Minor Repair Shaft Seal Replacement

23
- Auxiliary Pads
  24
- LS and PC Controls
  25
- LS and PC Controls (Continued)
  26
- Electric Controls
  27
- Servo Control Orifice
  29
- Plug and Fitting Sizes and Torques
  30

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