McCulloch M1638 Spare Parts List

Pages 20

Year 2007

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McCulloch M1638 Specification

The McCulloch M1638 Lawn Mower is designed for efficiency and durability, catering to both residential and light commercial lawn maintenance needs. This model is powered by a robust 163cc Briggs & Stratton engine, offering reliable performance and easy starting with its Prime 'N Pull™ starting system. The cutting width of the mower is 38 cm, making it suitable for medium-sized lawns, while the cutting height is adjustable between 25 and 75 mm, providing versatility for different grass types and conditions.

The mower's deck is constructed from high-quality steel, ensuring longevity and resistance to wear and tear. It features a 2-in-1 cutting system, allowing users to choose between rear discharge and mulching, which enriches the soil by returning finely chopped grass clippings back to the lawn. The ergonomic handle is designed to reduce user fatigue and is foldable for convenient storage.

This model is equipped with large rear wheels, enhancing maneuverability across various terrains, and a 50-liter grass collector, minimizing the frequency of emptying during operation. Safety features include an Operator Presence Control lever, which stops the engine when released, ensuring user safety. The McCulloch M1638 Lawn Mower combines cutting-edge technology with user-friendly features, making it an ideal choice for those seeking a reliable and efficient lawn care solution.

McCulloch M1638 F.A.Q.

How do I start the McCulloch M1638 Lawn Mower?

To start the McCulloch M1638, ensure the fuel tank is filled, set the throttle to 'fast', prime the engine if necessary, and pull the starter cord firmly.

What type of oil should I use for the McCulloch M1638?

Use SAE 30 oil for temperatures above 40°F (4°C) and SAE 10W-30 for varying temperature ranges. Always check the manufacturer's manual for confirmation.

How often should I sharpen the blades on the McCulloch M1638?

Blades should be sharpened at least once per mowing season or whenever they appear dull to ensure optimal cutting performance.

Why is my McCulloch M1638 not starting?

Check the fuel level, ensure the spark plug is connected properly, verify that the air filter is clean, and confirm that the engine is primed correctly.

How do I clean the air filter on the McCulloch M1638?

Remove the air filter cover, take out the filter, and clean it with soapy water or replace it if it's damaged. Ensure it is completely dry before reinstalling.

What is the recommended mowing height for the McCulloch M1638?

The ideal mowing height is between 2.5 to 4 inches, depending on the grass type and lawn conditions. Adjust the wheels to achieve the desired height.

How do I change the spark plug on a McCulloch M1638?

Disconnect the spark plug wire, remove the old spark plug with a spark plug socket, and install the new plug. Ensure the plug is properly gapped and tightened securely.

Why is my McCulloch M1638 vibrating excessively?

Excessive vibration could be due to unbalanced blades, loose parts, or engine issues. Inspect the blades and bolts, and tighten or replace them as needed.

How do I perform regular maintenance on my McCulloch M1638?

Regular maintenance includes checking and changing the oil, cleaning or replacing the air filter, sharpening blades, and inspecting cables and belts for wear.

What should I do if the McCulloch M1638 cuts unevenly?

Ensure the mower deck is level, check that the blade is sharp and not bent, and verify that all wheels are adjusted to the same height.