Port Information
System ports A/B
Port size Frame size
069/078 089/100 115/130 147/165 210/250
A/B 24.5 mm
M12 x 1.75
24.5 mm
M12 x 1.75
31.5 mm
M12 x 1.75
31.5 mm
M12 x 1.75
38 mm
M16 x 2
System Ports A and B 450 bar, Split flange boss per ISO 6162; 20 min. full thread depth
Recommended screw in depth 1.5 x thread dia.
Gauge size 600 bar [10 000 psi]
System pressure gauge (MA/MB) ports
Ports/wrench Frame size
115/130 147/165 210/250
System pressure: MA/MB
Wrench
9/16-18 UNF
1/4 internal hex
9/16-18 UNF
1/4 internal hex
9/16-18 UNF
1/4 internal hex
Gauge size 600 bar [10 000 psi]
Case drain ports
Ports/wrench
size
Frame size
069/078 089/100 115/130 147/165 210/250
L1/ L3
Wrench
7/8-14 UNF 2B
3/8 internal hex
1 1/16-12 UNF 2B
9/16 internal hex
1 1/16-12 UNF 2B
9/16 internal hex
1 1/16-12 UNF 2B
9/16 internal hex
—
L2/L4
Wrench
1 1/16-12 UNF 2B
9/16 internal hex
1 1/16-12 UNF 2B
9/16 internal hex
1 5/16-12 UNF 2B
5/8 internal hex
1 5/16-12 UNF 2B
5/8 internal hex
1 5/8-12 UNF
5/8 internal hex
Gauge size 10 bar [100 psi]
Charge/servo pressure gauge ports (M3/M4/M5/M6)
Ports - pressure obtained Size: 115/130/147/165/210/250
Charge pressure (after filter) M3
9/16-18 UNF
1/4 internal hex wrench size
Servo pressure M4/M5
7/16-20 UNF 2B
3/16 internal hex wrench size
Charge pressure (pre integrated filter) M6
9/16-18 UNF 2B
1/4 internal hex wrench size
Gauge size (All) 50 bar [1000 psi]
Service Manual
H1P 069—H1P 250 Axial Piston Single Pumps
Pressure Measurements
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Danfoss | September 2020 AX152886482551en-000504 | 27