Husqvarna LB 251S Operator's Manual

Husqvarna LB 251S Lawn Mower manual cover
Pages 572
Year 2021
Language(s)
Bulgarian bg
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English en
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Romanian; Moldavian; Moldovan ro
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Husqvarna LB 251S Lawn Mower Specification

The Husqvarna LB 251S Lawn Mower is a robust, self-propelled model designed to deliver superior performance for residential lawn maintenance. Engineered with a powerful 163cc Briggs & Stratton engine, it offers reliable starting and consistent power output. The mower features a 21-inch steel cutting deck that efficiently handles various grass types and conditions, ensuring a clean and precise cut. Its advanced 3-in-1 cutting system provides versatility, allowing for mulching, rear bagging, or side discharge of clippings, tailored to user preferences and lawn care needs.

The LB 251S incorporates an ergonomic handlebar design with adjustable height settings to enhance user comfort and control during operation. The self-propelled drive system is equipped with variable speed control, enabling easy maneuverability across different terrains while reducing physical exertion. Durable ball-bearing wheels ensure smooth motion and longevity, even in challenging mowing environments. The cutting height can be adjusted through a single lever, offering six positions ranging from 1.25 to 3.44 inches, catering to varied grass lengths and seasonal mowing requirements.

With a focus on user convenience, the mower is designed for straightforward assembly and maintenance. The foldable handle facilitates compact storage and transport. The Husqvarna LB 251S is designed with an emphasis on durability and reliability, making it an ideal choice for homeowners seeking an efficient and versatile lawn care solution. Its combination of power, flexibility, and ease of use positions it as a top contender in the residential lawn mower market.

Husqvarna LB 251S Lawn Mower F.A.Q.

What type of fuel should I use for the Husqvarna LB 251S Lawn Mower?

Use clean, fresh unleaded gasoline with a minimum of 87 octane. Avoid using ethanol blends higher than E10 as they can damage the engine.

How often should I change the oil in my Husqvarna LB 251S Lawn Mower?

Change the oil after the first 5 hours of use, then every 25 hours of operation or at the beginning of each mowing season.

Why is my Husqvarna LB 251S Lawn Mower not starting?

Check the fuel level, ensure the spark plug is connected, and inspect the air filter for clogs. Make sure the engine control cable is engaged properly.

How do I adjust the cutting height on the Husqvarna LB 251S Lawn Mower?

To adjust the cutting height, use the height adjustment levers located on each wheel. Move the levers to the desired height position. Ensure all wheels are set to the same level for even cutting.

What maintenance should be performed before storing the mower for winter?

Clean the mower thoroughly, change the oil, empty the fuel tank or add a fuel stabilizer, and remove the spark plug to add a few drops of oil into the cylinder. Store in a dry and covered area.

How do I replace the blade on the Husqvarna LB 251S Lawn Mower?

Disconnect the spark plug, then tilt the mower carefully. Use a wrench to remove the blade bolt, and replace the old blade with a new one. Ensure the blade is installed correctly and the bolt is tightened securely.

What should I do if the mower is vibrating excessively?

Check for debris or damage under the deck, ensure the blade is balanced and properly installed, and inspect the engine mounting bolts for tightness.

How do I clean the air filter on my Husqvarna LB 251S Lawn Mower?

Remove the air filter cover, take out the filter, and gently tap it to remove any debris. If it's very dirty, wash it with mild detergent and water, let it dry completely before reinstalling.

Can I use the Husqvarna LB 251S Lawn Mower on wet grass?

It is not recommended to mow wet grass as it can cause clumping, result in uneven cuts, and potentially damage the mower. Wait until the grass is dry for optimal results.

What should I do if the mower's self-propel function is not working?

Check the drive belt for wear and tension, inspect the drive cable for proper connection, and ensure the wheels are not obstructed or damaged.