Kohler Engine Loses Power Under Load | Simple and Easy Steps to Follow

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Kohler engine loses power under load – Did your Kohler Engine lose power under load? Want to diagnose the problem in it? If yes, then here you can find everything in detail about this process.

When the spring season occurs after the winter, then it is time for you to clean up the garden’s exterior. Your lawnmower stops the process when you begin mowing dead leaves, occasional twigs, and unruly patches of grass.

There are more important reasons you can explore that why the kohler engine loses power under load. This kind of problem mainly lies between dirty fuel lines to faulty spark plugs.

This is the major reason that why you find incorrect oil levels. You must require troubleshooting the problem on your own before taking the lawnmower to the best service center.

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Diagnosing the Problem With Kohler Engine:

As you are required to look at the various range of issues, so you need to prepare to get down and get dirty. Before getting support from the lawnmower, you must have the below-mentioned items on your hand.


Required Tools for the Job:

Have a look at below to check out the tools that are required for the job

  • Rags
  • Work gloves
  • Pliers
  • Multimeter
  • Protective glasses
  • Socket wrench set
  • Screwdriver
  • Adjustable wrench
  • Box or open-end wrenches
  • Wire brush
  • Spark plug socket

Most people consider Kohler Engine as one of the best engines available in the market, but still, major problems will occur.

Hence, familiarity with the engine is considered to be very much important in assisting with the process of troubleshooting. It is also to be noted that, exploring the locations of various components can help you save money and time a lot.

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Kohler Engine Loses Power Under Load: Systematic Step-by-step Approach

Have a look below to find the systematic approach that can be helpful for you to identify the problem and solve it immediately.

Check the Fuel

You must go through thorough checking to find whether you are having enough fuel after kohler engine loses power under load. You also have to ensure that you are making use of suitable fuel for your lawnmower.

This kind of step is very simple, but most of the time everyone skips it. But it should not be avoided for any cause. In case you have put the wrong type of fuel in your tank, then you need to immediately drain it when it gets full.

In case there is only less amount of wrong fuel is poured in the tank, and then refills it with the suitable fuel.

Check the Fuel Line

When you have found out that you are having enough level of fuel, then you need to check out the fuel line for dirt, leaks, or clogs. Before removing the fuel line from your tank, you need to make sure your lawnmower is in the “off” position.

If necessary, clean out all debris and then check for possible leaking or hairline cracks. In case your lawnmower runs with the help of a fuel pump, then you need to check it for dirt and cracks.

You must require the replacement pump when the internal parts are worn and brittle. You should never fail to notice the fuel filter. Therefore it is a must for you to recognize possible damage and clean the filter perfectly.

Check the Spark Plugs

It is a must for you to replace the spark plugs after every 25 hours of usage or every season in standard lawnmowers. To clean the area completely, you are required to disconnect the lead of the spark plug and avoid getting debris in that chamber.

Remove the spark plug by making use of the spark plug socket and then clean the area with the help of a wire brush. You have to deal with the malfunction in the water or choke system in the fuel when your spark plug is in wet condition.

When it gets dry, the clogged carburetor needle or leaking carburetor mounting gasket may be a major issue. When you see the evidence of cracks or burns, it is a must for you to replace the spark plug and then ensure not to over-tighten.

Check the Air Filter

The air filter is the most sensitive place in the engine, which must be maintained very clean and free from dust to avoid serious issues. When the air filter is filled with dust, then sure it will make your engine die or sputter intermittently.

As with the spark plugs, it is also a must for you to replace the air filter after every 25 hours of usage or every season. When the air filter of your lawnmower consists of pleated paper, you are required to immediately replace it.

If it is the foam filter, then you have to clean it out with detergent or hot water. Therefore you must let the air out and then make it dry completely before saturating it with the new engine oil and completing installation.

Check the Oil Levels

It is a must for you to change the oil regularly in the lawn equipment every 50 hours of usage or every season. This new or fresh oil is clear and looks amber in color.

The dark oil mainly indicates the dirty oil that has lost its effectiveness to protect the engine in a most enhanced manner. When you have determined the freshness of the oil, you must thoroughly check out and find whether everything is in proper condition.

Make sure the oil level will be in between the 2 holes of the dipstick. Overfilling or underfilling is not a good idea, since it may ruin the engine condition completely.

Check the Battery

When you are dealing with the riding mower, you are required to check out the battery terminals and battery. The batter available in the lawn equipment may lose its charge when it is unused for a certain season.

By charging it for various hours, you can revive the battery in a most enhanced manner. You can use the multimeter to check out the battery level and find whether there is any issue or not.

Check the Choke

When you can restart your lawnmower, then the choke opens. This will result in gasoline and air movement in your carburetor. In case the choke is sticky with dirt and oil, then it will never open.

This translates to the mower that can able to move poorly and at the same time shut off and bog down. Get the rag and then wipe the choke and its surrounding linkages ensure to solve all kinds of sticky residue.

Hence checking the choke is considered to be the most effective factor which can play a major role to grab the most advanced benefits. This kind of continuous movement will completely remove the dirt.

You are required to ensure that the choke connections are not loose and appropriately aligned. In case it is not properly adjusted, then the choke will never open. This will result in a dead engine.

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Check the Electrical Circuitry

You need to get your trusty voltage ohm meter or multimeter and get started to check out the electrical circuitry. It is a must for you to break down the electrical circuitry in various sections mentally and check everything based on it.

You need to verify properly whether each section is having proper electrical flow before proceeding to the next level. The problem may occur in the carburetor after proceeding with these steps and the lawnmower may do not work properly.

But, solving the carburetor issue is a most effective process and it must need more effort and time. Before trying to fix the issues, you must be required to clean the carburetor perfectly along with its components in a most enhanced manner.

Procedure to Clean the Carburetor of Kohler Engine:

To clean the carburetor of the Kohler Engine perfectly, you must need some set of tools.

Tools Required for This Task:

  • Wire brush
  • Clean rags
  • Work gloves
  • Oil
  • Screwdriver
  • Philips flathead screwdriver
  • Screws
  • Adjustable wrench

Steps to Clean the Carburetor:

Proceed further with this guide to find out the steps to clean the carburetor in a most enhanced manner.

  • Remove the filter

You need to simply pull away from the filter from the top of the carburetor very effectively. You are required to lose the filter with the help of a screwdriver when it is corroded. With the help of a wire brush, you are required to scrub the area and need to pop the filter back into it.

  • Unscrew the choke valve

The choke valve needs to be unscrewed with the help of the Philips flathead screwdriver and finally, you can remove the old screw very effectively. Then clean the area with a wipe and then oil the choke valve within the screw.

Using the new screw, you need to refasten around the carburetor. Tap it with your fingers and then ensure it rotates without any serious issue.

  • Clean and remove the metering rod

In the fuel delivery compartment, you can able to find out the metering rod in a most enhanced manner. With the help of a wrench, you need to remove the rod and then discard the old bolt which is attached to the mechanical system.

Thoroughly you need to clean the metering rod and then oil the mechanical connections. By using the adjustable wrench and new six-inch steel bolt, you can reattach the rod very extraordinarily.

  • Unscrew the float valve

By using the adjustable wrench, it is required for you to unscrew the float valve. With the dry cloth, you need to clean the surrounding area completely and then check the part for corrosion and damage.

You are required to replace the float valve when there is more corrosion. You need to scrub the complete surrounding areas around the float valve along with the air intake section and fuel nozzle.

Ensure to include the interior of the float chamber very effectively. When it is done, reattach the float valve by making use of the adjustable wrench.

When your engine is still making any issues after completing these procedures, then it is better to contact a professional expert.

Maintenance Tips of Kohler Engine:

  • At first, go through the manual
  • Clean after every usage
  • Regularly check the oil
  • Regularly monitor the filter
  • Change spark plugs when required
  • Sharpen the dull blades
  • Adjust loose connections by checking frays

Final Verdict: Kohler Engine Loses Power Under Load

From the above mentioned scenario, now you have to find out what to do when kohler engine loses power under load. Follow the systematic steps properly and get everything done.

Home Base Project Team
Home Base Project Team
At The Home Base Project, we offer practical, real-life tips and inspiration about DIY, decorating and gardening. The Home Base Project provide the best information about home renovation and design, connecting home design enthusiasts and home professionals across the world.


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