Danfoss H1P Series User Manual

System Operating Hot..................................................................................................................................................................31
System Will Not Operate in Either Direction........................................................................................................................32
System Noise or Vibration...........................................................................................................................................................32
Sluggish System Response.........................................................................................................................................................32
Adjustments
Standard Procedures.................................................................................................................................................................... 34
Charge Pressure Relief Valve Adjustments...........................................................................................................................34
Pressure Limiter Adjustment..................................................................................................................................................... 35
Engaging the Bypass Function..................................................................................................................................................37
Displacement Limiter Adjustment for Single Pumps........................................................................................................37
Control Neutral Adjustment.......................................................................................................................................................38
Mechanical Neutral Adjustment...............................................................................................................................................40
Unintended Machine Movement....................................................................................................................................... 40
Minor Repair
Angle sensor on EDC Repair.......................................................................................................................................................47
EDC with Angle Sensor Repair...................................................................................................................................................48
Torque Chart
Fasteners and Plugs...................................................................................................................................................................... 61
Fastener Size and Torque Chart................................................................................................................................................62
Plug Size and Torque Chart........................................................................................................................................................63
Service Manual
H1P 069—H1P 250 Axial Piston Single Pumps
Contents
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©
Danfoss | September 2020 AX152886482551en-000504

Danfoss H1P Series Specifications

General

Brand	Danfoss
Model	H1P Series
Category	Water Pump
Language	English