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Purge Air from the System

3:17
6:03
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At 3:17 in

How to operate a Mi-T-M power washer. Pressure washing tips.

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What happens here

After connecting the water source, it's crucial to purge all air from the power washer's lines before starting the engine. To do this, hold down the trigger on the power washer wand and allow water to run through until it flows out completely and steadily, indicating all air has been expelled. Then, ensure the desired spray tip is securely attached to the wand.

Goal: Remove air from the water lines to prevent pump damage.

Tools and materials

  • Power Washer MITM — The main unit
  • Power Washer Wand/Gun — To hold the trigger and purge air
  • Spray Tip — The selected nozzle for spraying

What they say

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It goes on and off. Once you hook up your power source, you always want to run water through it until it water is completely coming out. Purge all air. There's any air in the line, it'll come out. If there's air in the line, when the power washer is running, the water won't come out. So, you want to purge all the line, all the water, the air out of the line. Once you see that it's water, then you want to put your tip on. You want to make sure your tip is on when you start the engine. And it's a lot easier to start the engine if

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