With a nut driver, unscrew the bolts that connect the carburetor to the engine to remove it.Have a bowl at the bottom to catch drips. If that gas is fresh, then you may clamp the line off with your pliers as you pull off the tube. Disconnect the gas line from the carburetor to the fuel tank to empty old gas.Remove the throttle cover, air filter box, and intake setup to access the carburetor.Disconnect the spark plug cap and switch the fuel valve off.This leaves behind a thicker and stickier substance that could clog the carburetor. Pressure washer unused for some time causes some of the ingredients in fuel to evaporate. If it fails on that part, it will not be able to pump the right mix of air and fuel. Pressure washer needs the right amount of air to burn fuel properly. Clogged CarburetorĮven with a brand-new spark plug or fresh fuel loaded, a pressure washer may refrain to start if the carburetor is clogged. No spark indicates a defect and should be replaced. There should be a strong spark between the tester’s terminals as the engine cranks. If unsure of how a damaged or carbon loaded spark plug looks like, use a spark plug tester.Heavy carbon buildup at the electrode may also be the culprit.The easiest way to inspect if the spark plug needs to be replaced is if its tip is burnt or damaged. Examine the spark plug for marks of wear and tear.After all, the spark plug is the part that diffuses the electrical signal that ignites the fuel and air in the engine’s cylinder to jump the engine. Trouble in starting up a pressure washer may also be caused by damaged, faulty, or worn-out spark plugs. Ensure the air flows freely and not restricted.Examine if the choke is on, return to off position.Did the engine emit smoke when you tried to start it up?.If the fuel is left for more than 30 days, dispose of it. Remove water from the hose by allowing water to run through the pressure washer.Once you’ve ensured it is off, try the following steps You wouldn’t want to inspect an apparatus while it is on as it could lead to potential injury or further damage if it suddenly turns on. Even if the engine is not running, it must be turned off. Like any electrical, the first thing you want to check whe n your pressure washer won’t start is the switch. Engine ON PRESSURE WASHER Won’t Start / No Power – Causes and Solutions
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