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Danfoss
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D1 Series
Danfoss D1 Series User Manual
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Service Manual
D1 High Power Open Circuit Pumps
Size 65/130/145/193/260
www.danfoss.com
2
Table of Contents
Table of Contents
3
Overview
5
General Instructions
5
Remove the Unit
5
Keep It Clean
5
Replace All O-Rings and Gaskets
5
Secure the Unit
5
Safety Precautions
5
Unintended Machine Movement
5
Flammable Cleaning Solvents
6
Fluid under Pressure
6
Personal Safety
6
Symbols Used in Danfoss Literature
6
Design
6
Cross-Section View
8
Operation
9
NPNN (Pressure Compensated Control)
9
NPSN (Pressure Compensated Control + Load Sensing Control)
11
NPNR (Pressure Compensated Control + Remote Pressure Compensated Control)
13
TPSN (Power Control + Pressure Compensated Control + Load Sensing Control)
15
NNES (Electric Displacement Control + Load Sensing Control)
17
Solenoid Specification
19
Standard EDC Valve
20
NNES Priority
20
TPE2/TPE5 (Power Control + Pressure Compensated Control + Electric Displacement Control)
21
TPE2/TPE5 Priority
21
NPE2/NPE0 (Pressure Compensated Control + Electric Displacement Control)
22
Operating Parameters
23
Pressure
23
Speed
23
Fluid
23
Viscosity
24
Temperature
24
Fluid Velocity
24
Technical Specifications
25
D1 Pump Specifications
25
D1P Fluid Specifications
26
Fluid and Filter Maintenance
27
Recommendations of Fluid and Filter Maintenance
27
Pressure Measurements
28
Port Locations and Gauge Installation (65)
28
Port Locations and Gauge Installation (130/145)
29
Port Locations and Gauge Instalation (193/260)
30
Initial Start-Up Procedures
31
General
31
Start-Up Procedure
31
Troubleshooting
32
Excessive Noise and /Or Vibration
32
Low Pump Output Flow
32
No or Low System Pressure
32
Actuator Response Is Sluggish
33
Pressure or Flow Instability
33
System Operating Hot
34
High Inlet Vacuum
34
Calculate Power Control Start Point Pressure and Corresponding Flow in Advance
35
Electric Displacement Control Adjustment
36
Pressure Compensated Control Adjustment
38
Power Control Adjustment
38
Load Sensing Control Adjustment
38
Displacement Limiters Adjustment
42
Adjust Displacement Limiters
42
Minor Repairs
43
Shaft Replacement
43
Shaft Removal
43
Shaft Installation
44
Shaft Seal Replacement
45
Removal
45
Installation
45
Auxiliary Flange and Charge Pump Replacement
46
Auxiliary Flange Removal
46
Auxiliary Flange Installation
46
Control (193/260)
49
Removal
49
Installation
49
Control (130/145)
51
Shuttle Valve or Plug
52
Shuttle Valve or Plug Removal
52
Shuttle Valve or Plug Installation
52
Edge Filter (260)
52
Edge Filter Removal
52
Edge Filter Installation
52
Displacement Limiters
54
Displacement Limiter Screw Removals
54
Displacement Limiter Screws Installation
54
Plug and Fitting Installation
56
193 TPE2 Control
56
260 TPE2 Control
57
130/145 TPSN Control
58
Plugs and Fasteners
59
Fastener and Torque Chart
59
Plug Size and Torque Chart
60
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Danfoss D1 Series Specifications
General
Pump Type
Centrifugal
Series
D1
Power Supply
230 V, 50 Hz
Operating Temperature Range
0°C to 40°C
Housing Material
Cast Iron
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