Instructions: Rok Power Washer

Always wear safety goggles, sturdy shoes, and long pants. High-pressure water can cause severe injury or debris to fly back at you.

General cleaning. Ideal for decking, siding, and washing cars.

Turn the machine switch to the position (or turn the key/fuel valve off for gas models). Shut off the main water supply at the outdoor faucet.

Proper assembly and water connection prevent air locks and pump burnout. Follow these steps in order before turning the machine on. Connect the Water Supply rok power washer instructions

Running a pressure washer without water can permanently damage the pump seals.

Never direct the high-pressure spray at people, animals, electrical boxes, or fragile surfaces. Step-by-Step Setup Guide

Turn off the machine, hold the gun trigger open until water flows smoothly, restart. Old fuel (Gas models) Always wear safety goggles, sturdy shoes, and long pants

—follows a specific sequence to ensure the pump doesn't burn out and you achieve the best cleaning results. 1. Pre-Start Setup & Assembly

Screw one end of the high-pressure hose into the water outlet on the machine. Tighten firmly by hand.

Plug the power cord into a dedicated GFCI electrical outlet. Ideal for decking, siding, and washing cars

Connect a standard garden hose to your water supply, run the water for a few seconds to clear debris, then connect it to the ROK inlet adapter.

If you lose your physical manual, ROK customer support provides PDF downloads on their official website. Keep this guide bookmarked or printed near your workspace for quick reference.

| Problem | Possible Cause | Solution | | :--- | :--- | :--- | | | 1. Not plugged in. 2. GFCI tripped. 3. Faulty power switch. 4. Thermal overload (if too hot). | 1. Check the outlet and plug it in. 2. Press the "Reset" button on the GFCI plug. 3. Turn the main switch on/off. 4. Let the unit cool down for 15 minutes [4†L8-L9】. | | Motor runs, but pressure is low | 1. Clogged nozzle. 2. Insufficient water supply. 3. Air in the line. 4. Worn pump seals. 5. Kinked or leaking high-pressure hose. | 1. Clean or replace the nozzle. 2. Turn on water fully and check for kinked garden hose. 3. Squeeze trigger while running water to purge air. 4. Contact service for repair. | | Pressure fluctuates (pulsing) | 1. Pump sucking air. 2. Worn/dirty valves. 3. Clogged nozzle. 4. Damaged/unlubed "O" rings. | 1. Check all inlet connections for leaks/tightness. 2. Clean/replace valves (specialist job). 3. Clean the nozzle tip. | | Water leaks from the unit | 1. Loose fittings. 2. Damaged "O" ring. 3. Cracked pump (from freezing). | 1. Tighten all hose connections. 2. Replace the "O" ring. 3. Replace the pump (usually not cost-effective). | | No detergent is being drawn/applied | 1. Wrong nozzle (must be low-pressure). 2. Clogged suction tube/filter. 3. Sleeve/dial not engaged. 4. Detergent too thick. | 1. Install low-pressure (black) nozzle. 2. Clean the tube and its filter. 3. Firmly push/pull the control sleeve. 4. Dilute detergent as instructed. | | Machine suddenly stops working | 1. Overheat protection activated. 2. Low battery (cordless models). 3. Loose electrical connection. 4. Blown fuse/tripped breaker. | 1. Allow to cool for 15 minutes. 2. Recharge/replace the battery. 3. Check all cords/plugs. 4. Check your home's electrical panel. |