Rok Power Washer Instructions «SIMPLE →»

Operating a ROK (or RocwooD) power washer involves specific preparation to ensure the pump is primed and the motor is protected from damage. Whether you are using a petrol-powered model or a cordless electric version, following a consistent startup and shutdown sequence is essential for safety and performance. images.thdstatic.com 1. Setup and Assembly How to Use a Pressure Washer Step by Step Instructions

  • Machine won't start: Check that the machine is properly assembled, and that all connections are secure. Check the power cord and ensure that it's not damaged.
  • Low pressure: Check that the nozzle is not clogged, and that the hose is not kinked. Check the machine's filter and clean it if necessary.
  • Leaking hose: Check the hose connections and ensure that they're secure. Replace the hose if necessary.

Purge Air (Critical): With the unit OFF, squeeze the gun trigger for 30–60 seconds until a steady stream of water flows out. This removes air pockets that can cause "surging" or pump damage. rok power washer instructions

: Choose a nozzle based on your task. Common options include: : Pinpoint high pressure for tough stains on hard surfaces. Green (25°) : General cleaning for cars or decks. White (40°) : Wide spray for fragile surfaces like windows. Black/Soap : Low pressure for applying detergent. 2. Starting Procedure Critical Rule : Always turn on your water supply starting the engine or motor to prevent damaging the pump. For Gas Models: Check oil and fuel levels. Turn the fuel valve and the power switch to Set the choke to the position for a cold start. Operating a ROK (or RocwooD) power washer involves

Safety overview (bulleted)

  • Check rubber O-rings inside the hose connectors. If they are missing or damaged, replace them.

5. Maintenance (Keeps It Working for Years)

  • After every use – Flush with clean water for 30 seconds.
  • Every 10–20 hours – Lubricate the pump piston (use food‑grade silicone grease, not petroleum‑based oil – it destroys seals).
  • Store indoors, with no water in the pump (freezing will crack the housing).
  • Inspect the intake filter (small mesh at the hose end) – clean it if clogged.
  • Turn the power switch to "OFF".
  • Unplug the machine from the electrical outlet.

Maintenance and Troubleshooting