Pressure Washer Pump Oil Types and Amounts

This guide is a standard guide. Master Tool Repair recommends that all safety measures should be used when attempting to troubleshoot any issues with a pressure washer. If problems persist, then take the unit to a local, certified repair center.  This table provided courtesy of DeWalt.

Pressure Washer Pump Oil Types and Amounts

What type and how much oil goes into my pressure washer pump?

Most pumps have a label on them designating the type based on the brand and model number.   If you can not determine type, please call a service department for assistance.

 

Pump Oil Type Oil Capacity Oil Change
  first 10 hours after every 50 hours *never
Annovi Reverberi
XJV		 10W30 synthetic
or 20W40 syntetic
Best oil recommended is Shell Spyrex "S" Synthetic 75W90		 5.25 oz     X
Annovi Reverberi XJW/SJV 10W30 synthetic
or 20W40 syntetic
Best oil recommended is Shell Spyrex "S" Synthetic 75W90		 5.25 ox     X
Annovi Reverberi XMV 30W non detergent 13.5 oz X X  
Annovi Reverberi XRV 30W non detergent 18.54 oz X X  
Annovi Reverberi XTV 30W non detergent 9.92 oz X X  
Annovi Reverberi RKV 30W non detergent 18.54 oz X X  
DAPC (axial cam) **R&O 150 8 oz X X  
DAPC (radial) ***none N/A N/A N/A N/A
Cat 30W non detergent bottom of sight glass X X  
Faip 15W50 synthetic 4 oz     X
Giant (HR series) ****20W50 synthetic 4.5 oz     X
Giant (model P316) ****20W50 synthetic 17 oz X X  
Giant (model P303) ****20W50 synthetic 14 oz X X  
General 30W non detergent 4 oz X X  
Karcher **15W40 non detergent 4 oz     X
* These pumps do not require the oil to be changed, the oil will last the lifetime of the pump. In the unlikely event of an oil leak, remove all oil and add the correct amount.
** If unable to find, use 30W non detergent.
*** This pump requires no oil, it is an oil free pump.
**** If unable to find, use 15W50 synthetic.