MP1 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
Service Manual
MP1
Pressures measurements
©
Danfoss | April 2019
AX00000244en-000201 | 39