Hydraulic FPK04 Cartridge Assembly

The FPK04 T-type ported series offers flows up to 379 lpm / 100 gpm with a by-pass option and conforms to the HF3 automotive standard. 

Features

• Conforms to HF3 specifications
• Differential pressure indicator line works with an assortment of by-pass valve options
• Three housing length options for design flexibility
• High collapse filters available for use with non-by-pass applications
• Indicator options
• Fluorocarbon seals are standard
• Working pressure to: 300 bar / 4350 psi
• Rated static burst to: 630 bar / 9135 psi
• Flow range to: 379 lpm / 100 gpm
• Porting size options: SAE-20 o-ring
• Standard by-pass ratings of: 
  • 6.0 bar / 87 psi
  • No by-pass

Benefits

• Rugged construction for reliable performance – cast iron head and steel housing
• Highly configurable – flexible mix-and-match system of in-stock heads, housings and cartridges
• Featuring our high-performance DT 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
• Servo valve circuits

Available Media Types

• Donaldson exclusive Synteq™ – synthetic fiber media for greater filtration efficiency and higher dust-holding capacity
• Many different efficiency grades from which to choose
• Water absorbing media
• Wire mesh

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