Fluctuating engine performance, stuttering and jerking are classic indications that a lawnmower is not responding to the gas. There is a fault in the well-balanced system of components that requires repair. Familiarize yourself with tried-and-tested measures for solving the problem.

If the lawnmower is dirty, it hardly takes gas

Only a clean engine really accelerates - tips for troubleshooting

Cleanliness is a top priority for a lawnmower to run trouble-free. Even a single dirty component in the engine is enough to throw the well-balanced system out of balance. Now the centrifugal governor calls out to the engine, 'Come on, accelerate!' The carburetor, on the other hand, reports, 'How about without fuel!' Then the centrifugal governor turns to the linkage with the request, 'Come on, we'll go into the basement until the carburetor reports that it's getting fuel again.'

It goes on like this for quite a while until the operator loses patience and presses the off button. The root of the problem must now be found as part of an error analysis so that the lawnmower can accelerate again.

Root cause analysis - step-by-step to the culprit

Most lawn mower models are designed to be consumer-friendly, so that you can carry out maintenance and repair work yourself. You can find and rectify the following causes without consulting a specialist garage:

  • Remove and clean or replace air filter
  • Pull the spark plug connector, remove the spark plug and clean it thoroughly, including the contacts
  • With the spark plug connector pulled, use a brush to remove clumps of grass and soil from the cutter bar
  • Adjust carburetor at idle

In the manufacturer's manual you can read where the components are located and how to remove them. If you find out during troubleshooting that the carburetor is dirty, numerous manufacturers offer repair kits. For a high-quality petrol mower, experience has shown that it is more economical to install a new carburetor. At this point do-it-yourselfers meet the threshold from which it makes sense to hire a master craftsman.

tips

Regular care effectively prevents time-consuming repair work on the lawnmower. Clean the cutter deck and cutter bar after every lawn mowing to prevent wet grass from getting stuck. Before winter, drain the fuel from the tank to prevent gumming up during the long break.

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