Kohler CV26 Service Manual

Pages 148

Year 2021

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Kohler CV26 Engine Specification

The Kohler CV26 Engine is a robust and reliable power unit designed for a variety of demanding applications. It belongs to the Command PRO series, known for their durability and high performance. This engine features a V-twin cylinder configuration, delivering smooth operation and balanced power output. With a displacement of 725cc, it provides a power output of 26 horsepower, making it suitable for heavy-duty equipment and commercial use. The engine operates on a 4-cycle gasoline system, ensuring efficient fuel consumption and optimal power delivery. It is equipped with an overhead valve (OHV) design which enhances its performance by improving efficiency and reducing emissions. The full-pressure lubrication system with a spin-on oil filter ensures that the engine components are adequately lubricated, reducing wear and extending the engine's life. An integrated digital ignition system offers reliable starts and improved combustion efficiency. The engine also features a large-capacity air cleaner, providing superior protection against airborne debris and extending maintenance intervals. Its cooling system is air-cooled, designed to maintain optimal operating temperatures even under heavy loads. The Kohler CV26 is built with cast-iron cylinder liners, enhancing durability and ensuring long-term reliability. It also includes a remote oil filter and a quick-drain oil system to facilitate easy maintenance. Designed for versatility, the engine can be integrated into various equipment, including commercial mowers, utility vehicles, and construction machinery. The Kohler CV26 is engineered to deliver consistent performance with low operational noise and vibration levels, making it a preferred choice for professionals seeking power and reliability in a compact and efficient package.

Kohler CV26 Engine F.A.Q.

What is the recommended oil type for the Kohler CV26 engine?

The recommended oil type for the Kohler CV26 engine is SAE 10W-30 for general use. For temperatures consistently above 32°F (0°C), SAE 30 is recommended.

How do I troubleshoot a Kohler CV26 engine that won't start?

First, check the fuel level and ensure the fuel valve is open. Verify that the spark plug is clean and properly connected. Check the battery charge and connections. Lastly, inspect the air filter for blockages.

How often should I change the oil in my Kohler CV26 engine?

It is recommended to change the oil every 100 hours of operation or annually, whichever comes first. Ensure to use the correct oil type and replace the oil filter during each oil change.

What is the proper way to clean the air filter on a Kohler CV26 engine?

Remove the air filter cover and take out the filter. For a paper filter, tap it gently to remove dirt. For foam filters, wash with warm soapy water and let dry completely before re-oiling lightly. Replace if excessively dirty or damaged.

Why is my Kohler CV26 engine running rough or misfiring?

This could be due to a dirty air filter, spark plug issues, or stale fuel. Check and clean the air filter, replace the spark plug if needed, and use fresh fuel. Carburetor issues might also cause rough running.

How do I adjust the governor on a Kohler CV26 engine?

To adjust the governor, loosen the governor arm bolt and rotate the governor arm in the same direction that opens the throttle. Hold the governor lever in this position and tighten the bolt. This ensures proper governor adjustment.

What should I do if my Kohler CV26 engine overheats?

Ensure the cooling fins are clean and unobstructed, and check the oil level. Overheating can be caused by dirt in the fins or low oil levels. Also, ensure proper ventilation around the engine.

How can I maintain the battery health for the Kohler CV26 engine?

Regularly check and clean the battery terminals to prevent corrosion. Ensure the battery is fully charged and check electrolyte levels if applicable. Store the battery in a cool, dry place if not used for extended periods.

What spark plug should be used for a Kohler CV26 engine?

The recommended spark plug for the Kohler CV26 engine is the Champion RC12YC or an equivalent model. Ensure the spark plug gap is set to 0.030 inches (0.76 mm).

How do I winterize my Kohler CV26 engine for storage?

To winterize, add a fuel stabilizer to the tank and run the engine for a few minutes. Change the oil and oil filter, clean the air filter, and remove the battery for storage. Store the engine in a dry, sheltered location.