Kohler K532 Service Manual

Pages 91

Year 1982

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Kohler K532 Engine Specification

The Kohler K532 engine is a robust and reliable twin-cylinder, air-cooled, horizontal shaft engine designed primarily for heavy-duty applications such as garden tractors, commercial mowers, and industrial equipment. This engine features a displacement of 50.3 cubic inches, providing a solid balance of power and efficiency. The K532 boasts a cast iron cylinder bore and a forged steel crankshaft, offering enhanced durability and longevity even under demanding operating conditions. Its lubrication system is a full-pressure type with a full-flow filter, ensuring optimal engine performance and reducing wear over time.

The ignition system is magneto-based, providing reliable starts and consistent operation. The engine operates with a bore and stroke of 3.50 inches by 3.25 inches, respectively, contributing to its effective power output and smooth performance. It is equipped with a downdraft carburetor, which enhances fuel efficiency and ensures precise fuel-air mixture for optimal combustion. The Kohler K532 is designed to deliver a maximum power output of approximately 19 horsepower, making it suitable for a variety of heavy-duty tasks.

Additionally, the engine features an overhead valve (OHV) design, which promotes better fuel efficiency and reduced emissions. The cooling system is air-cooled, utilizing a strategically designed cooling fan and fin system to maintain optimal operating temperatures. This engine is known for its dependability and has been a popular choice for applications requiring consistent performance and minimal maintenance. The Kohler K532 is engineered to meet the needs of demanding applications, providing a blend of power, durability, and efficiency that has made it a trusted choice in its category.

Kohler K532 Engine F.A.Q.

What is the recommended oil type for a Kohler K532 engine?

Kohler recommends using SAE 30 oil for temperatures above 32°F (0°C) and 10W-30 for temperatures below 32°F (0°C) to ensure optimal performance.

How often should I change the oil in my Kohler K532 engine?

It is recommended to change the oil after the first 5 hours of operation and then every 25 hours of use or annually, whichever comes first.

What is the spark plug gap for the Kohler K532 engine?

The spark plug gap for the Kohler K532 engine should be set to 0.035 inches (0.89 mm).

How do I troubleshoot if my Kohler K532 engine won't start?

Check for fuel supply, ensure the spark plug is clean and properly gapped, inspect for clogged air filters, and verify that the battery is fully charged.

What regular maintenance should be performed on a Kohler K532 engine?

Regular maintenance includes changing the oil, cleaning or replacing the air filter, checking and replacing the spark plug, and inspecting the fuel system for leaks or blockages.

How can I improve the fuel efficiency of my Kohler K532 engine?

Ensure the air filter is clean, use the correct oil type, keep the carburetor properly adjusted, and maintain regular service intervals.

What could cause the Kohler K532 engine to overheat?

Possible causes include a clogged cooling fin, low oil level, dirty air filter, or incorrect carburetor settings.

How do I store my Kohler K532 engine for the winter?

To store the engine for winter, drain the fuel system, change the oil, remove and clean the spark plug, and store in a dry, protected area.

What is the procedure to adjust the carburetor on a Kohler K532 engine?

To adjust the carburetor, start the engine and let it warm up. Adjust the idle speed screw to 1200 RPM, then adjust the main mixture screw for smooth operation.

Why is my Kohler K532 engine emitting black smoke?

Black smoke usually indicates a rich fuel mixture. Check and adjust the carburetor settings and ensure the air filter is clean.