If you are using the black soap nozzle:
Pressure washers often come with color-coded nozzles. A 0-degree (red) nozzle is for stubborn stains on hard surfaces, while a 40-degree (white) nozzle is safer for windows or vehicles. rok power washer instructions new
Always start with the widest nozzle (40° white) at a distance of 3 feet. Move closer slowly until you achieve the desired cleaning power. If you are using the black soap nozzle:
However, a power washer is a high-performance tool that demands respect. Improper use can damage property, cause injury, or shorten the lifespan of the machine. Because "ROK" offers a variety of models—from electric plug-ins to commercial-grade petrol units—this guide covers the universal instructions, safety protocols, and best practices to get your new unit running smoothly. rok power washer instructions new