Pump Manuals and Pump Oil
Pressure Washers of 2600 - 3200 PSI
100382, 100310, 100384, 100385, 100778, 100780, 100784, 100781, 100782, 100783
RMV Series Pump - Oil Capacity 2.2 Oz
Pressure Washers of 3500 PSI
JRV Series Pump – Oil Capacity 5.43 Oz
Pressure Washers of 4200 PSI
100386, 100563, 100790, 100791
RSV Series Pump - Oil Capacity 12 Oz
Preferred Oil Type: AR64516
Find it here or at Home Depot, Lowes, Walmart, etc.
The manufacturer states the oil is specifically formulated for AR pumps to help them run at maximum efficiency. The oil is specifically formulated for AR pumps to help them run at maximum efficiency.
However, the oil viscosity is SAE 15W-40 non-detergent (it will not foam) and is not synthetic oil. This can be found locally if the preferred oil type is not available.