Hydraulic W350 Cartridge Assembly

The heavy-duty W350 T-type ported series offers flows up to 190 lpm / 50 gpm with 3 by-pass options – and it conforms to the HF3 automotive standard.

Features

• Standard housing drain plug helps relieve system pressure and simplify servicing
• Differential pressure indicator line is designed to work with the wide assortment of by-pass valves
• High collapse filter available for use with non-by-pass applications
• Range of visual, electrical/visual and electrical indicator options
• Two housing length options for design flexibility
• Conforms to HF3 automotive standard
• Core collapse options range from 10 to 210 bar / 150 to 3,000 psi 
• Thermal lockout and surge control are incorporated in many of the differential pressure indicators
• Head bleed plug
• Flurocarbon seals are standard
• Working pressure to: 210 bar / 3000 psi
  
• Rated static burst to: 517 bar / 7500 psi
• Fatigue pressure rating: 100 bar / 1500 psi
• Flow range to: 189 lpm / 50 gpm
• Porting size SAE-16 o-ring
• Standard by-pass ratings of: 
  • 1.7 bar / 25 psi
  • 3.5 bar / 50 psi
  • 6.2 bar / 90 psi
  • No by-pass

Benefits

• Durable cast iron head and steel housing construction for reliable high pressure performance
• Highly configurable – this assembly and filter combination give you specifying flexibility in a high pressure working range
• Featuring 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

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
• Water absorbing media

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