Conversely, using a viscosity that is too thick forces the pump's motor to work harder, leading to overheating and reduced output pressure. Always ensure the pump has cooled down before beginning the draining process, but avoid working on a completely frozen system if possible.
Pressure Washer Pump Oil Drain and Refill Guide
Draining and Refilling Using a viscosity that is too thin allows oil to leak past the seals and bearings, resulting in metal-on-metal contact and rapid component destruction. A 10W-30 might be suitable for smaller residential units, but a 20W-50 provides a thicker film strength necessary to protect the high-stress components in industrial-grade machines.
This stability is vital for machines that may be used in freezing winters or scorching summers. Mineral Oil The market is divided between synthetic and mineral-based pump oils, and the distinction matters significantly for performance.
Pressure Washer Pump Oil Drain and Refill Guide
Always refer to the operator’s manual specific to your pump model. Understanding the Role of Lubrication To appreciate the importance of oil choice, one must understand the mechanical environment inside a triplex plunger pump.
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