Danfoss H1 User Manual

2. Verify that the conical springs (H003) are properly retained on the check relief valves (H002). Install
the valve assemblies into the center section. Ensure each valve assembly moves freely in its bore.
3. Install the valve seat plugs into the center section and torque to 80 N•m
[59 lbf•ft].
4. Operate vehicle/machine through full range of controls to ensure proper operation. Check for leaks.
Charge check / HPRV*
80 N•m
[59 lbf•ft]
K010
K009
K008
K007
H003
H002
R150 (4X)
R200 (4X)
8 mm
*Rear pump location shown. There are four valve assemblies total.
The illustration below illustrates the relationship between the HPRVs and the ports controlled by
those valves.
Service Manual
H1 45/53/60/68 Tandem Closed Circuit Axial Piston Pumps
Minor repair
©
Danfoss | June 2018 520L0928 | AX00000103en-US0303 | 59

Danfoss H1 Specifications

General

Brand	Danfoss
Model	H1
Category	Water Pump
Language	English