Hydraulic HPK02 Cartridge Assembly

The HPK02 is a heavy-duty filter built for high pressure applications, with cast aluminum head and impact-extruded aluminum housing for strength and durability at relatively lightweight. Available with choice of visual or AC/DC electrical indicators and by-pass options.

Features

• Strong, durable cast aluminum head and impact-extruded aluminum housing construction is relatively lightweight
• Indicator options:
  • Visual
  • AC/DC electrical
• Fluorocarbon or nitrile seals available
• Meets HF2 specifications (HF2-sized filters contain Synteq™ media)
• Working pressure to: 139.7 bar / 2000 psi
• Rated static burst to: 310.1 bar / 4500 psi
• Flow range to: 76 lpm / 20 gpm
• Porting size options: SAE-12 o-ring
• Standard by-pass ratings of: 
  • 3.5 bar / 50 psi
  • No by-pass

Benefits

• Rugged and reliable construction
• Highly configurable – flexible mix and match system of in-stock heads, housings and cartridges
• Multiple filter types and media efficiency options – allowing you to achieve the performance you need for most any application
• Featuring our high-performance DT filters or standard filters with multiple efficiency options – allowing you to achieve the performance you need for most any application

Applications

• High pressure circuits
• In-plant systems
• Mobile equipment
• Power steering circuits
• Servo valve circuits

Available Media Types

• Donaldson high-performance DT cartridges with exclusive Synteq™ – synthetic fiber media for greater filtration efficiency and higher dust-holding capacity
• Many different efficiency grades from which to choose

This servicing information is provided as a best practices guide. It is not intended to replace or supersede the service instructions supplied by your engine or vehicle manufacturer.

Cartridge Servicing

1. Check the filter service indicator
   Check to see that the OEM specified service interval has been reached or that the service indicator shows that the filter is due for servicing.
   
   
2. Turn system off and release pressure
   Ensure that the hydraulic system is turned off.
   Check that there is no pressure present.
   
   
3. Remove the cartridge housing
   
   
4. Remove the used filter and gasket, if applicable
   Properly dispose of the cartridge according to local regulations.
   
   
5. Clean the head seal area and housing
   Clean out any sediment from the inside of the filter housing.
   
   
6. Inspect the new filter cartridge for damage
   Check the new filter you will be installing for any shipping and handling damage. Do not install a damaged filter.
   
   
7. Install and lubricate seals, gaskets and threads. 
   Lubricate the o-rings, gaskets, housing seals and threads with clean system oil.
   
   
8. Install new cartridge into the housing
   
   
9. Align threads. Spin filter until gasket contacts
   Fit the housing to the filter head as instructions on the housing.
   
   
10. Install housing according to manufacturer instructions
    
    
11. Bleed the hydraulic system and check for leaks