TSE DP20-4H, Owner'S Manual

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Port Locations and Gauge Installation
The following table and drawing show the port locations and gauge sizes needed. When testing system
pressures, calibrate pressure gauges frequently to ensure accuracy. Use snubbers to protect gauges.
Port description
Port Pressure obtained Gauge Size Inch/Metric Size Port Wrench size
AM3 Alternative Charge Gauge 50 bar [1000 psi] inch 9/16-18 1/4 internal hex
metric M14x1.5 6 mm
E/F
Filtration Inlet/Outlet inch 9/16-18 1/4 internal hex
metric M14x1.5 6 mm
L1/L2 Case Drain 10 bar [100 psi] inch 1 1/16-12 9/16 internal hex
metric M27x2 12 mm
MA/MB (28/32)
System Gauge 600 bar [10,000 psi] inch 9/16-18 11/16 inch
metric M14x1.5 19 mm
MA/MB (38/45) System Gauge 600 bar [10,000 psi] inch ¾-16 7/8 inch
metric M18x1.5 24 mm
M3
Charge Gauge 50 bar [1000 psi] inch 9/16-18 1/4 internal hex
metric M14x1.5 6 mm
M4/M5 (28/32) Servo Gauge 50 bar [1000 psi] inch 7/16-20 3/16 internal hex
metric M12x1.5 6 mm
M4/M5(38/45)
Servo Gauge 50 bar [1000 psi] inch 9/16-18 1/4 internal hex
metric M14x1.5 6 mm
M14 Case drain 10 bar [100 psi] inch 7/16-20 1/4 internal hex
metric M12x1.5 6 mm internal hex
S
Charge Pump Inlet - inch 1 1/16-12 9/16 internal hex
metric M27x2 12 mm internal hex
X1, X2 Hydraulic control input - inch 9/16-18 1/4 internal hex
metric M14x1.5 6 mm internal hex
Service Manual
MP1
Pressure measurements
32 | © Danfoss | July 2017 AX00000244en-US0103