Service and Adjustments, Replace Spark Plug

REPLACE SPARK PLUG

Replace the spark plug each year to ensure the engine starts easier and runs better. Set spark plug gap at 0.025 inch (0.6 mm). Igni- tion timing is fixed and nonadjustable.

NOTE: This spark ignition system complies with the Canadian standard ICES--002.

1.Twist, then pull off spark plug boot.

2.Remove spark plug from cylinder and dis- card.

3.Replace with Champion RCJ-6Y spark plug and tighten securely with a 3/4 inch (19 mm) socket wrench.

4.Reinstall the spark plug boot.

SERVICE AND ADJUSTMENTS

LINE REPLACEMENT

For unit to operate properly, the cutting line should be replaced when line becomes worn to less than 3 inches in length from the edge of each side of the cutting head.

WARNING: Use only 0.095 inch (2.4

mm)diameter WEED EATER brand cut length line. Never use wire, rope, string, etc., which can break off and become a dangerous mis- sile.

1.Remove and discard worn line before installing new line.

2.Clean entire surface of cutting head.

3.Insert ends of line into the two guide holes on front of cutting head.

Guide

Hole

Guide

Hole

4.Continue to feed line through the guide holes until the line is fully extended through the side exit holes.

Side Exit Hole

Side Exit

Hole

5.Pull ends of line until line is tight. Correctly installed line will be the same length on both ends.

REPLACING THE CUTTING HEAD

1.Align hole in the dust cup with the hole in the side of the gearbox by rotating the dust cup.

2.Insert a small screwdriver into aligned holes. This will keep the shaft from turning while removing and installing trimmer head.

Screwdriver

3.While holding the screwdriver in position, remove trimmer head by turning clockwise (looking from bottom of unit).

4.Thread replacement trimmer head onto the shaft by turning counterclockwise. Tighten until secure.

5.Remove the screwdriver.

CARBURETOR IDLE SPEED ADJUSTMENT

WARNING: Keep others away when making idle speed adjustments. The trimmer head will be spinning during this procedure. Wear your protective equipment and observe all safety precautions.

The carburetor has been carefully set at the factory. Adjustments may be necessary if you notice any of the following conditions:

S Engine will not idle when the throttle is re- leased.

Make adjustments with the unit supported so the cutting attachment is off the ground and will not make contact with any object. Hold the unit by hand while running and making ad- justments. Keep all parts of your body away from the cutting attachment and muffler.

To adjust idle speed:

Allow engine to idle. Adjust speed until engine runs without stalling (idle speed too slow).

S Turn idle speed screw clockwise to in- crease engine speed if engine stalls or dies.

STurn idle speed screw counterclockwise to decrease engine speed.

952711940 specifications

The Weed Eater 952711940 is a cutting-edge string trimmer that stands out in the outdoor power equipment market for its robust performance, user-friendly features, and innovative technologies. Designed to make yard maintenance easier and more efficient, this tool is perfect for homeowners looking to maintain a manicured lawn or tackle overgrown areas of their property.

One of the key features of the Weed Eater 952711940 is its lightweight design, which allows for easy maneuverability during operation. Weighing in at just under 10 pounds, this trimmer is easy to handle and reduces fatigue during extended use. Its ergonomic handle provides a comfortable grip, enabling users to navigate tight spaces and difficult angles with confidence.

The 952711940 boasts a powerful 25cc two-stroke engine that delivers consistent performance and makes quick work of weeds, grass, and brush. This engine is designed for efficient fuel consumption, allowing for longer runtime without frequent re-fueling. Coupled with a robust cutting width, this trimmer can cover more ground in less time, making it an invaluable tool for maintaining larger yards and gardens.

Another notable aspect is the innovative bump-head line release system. This technology allows users to easily advance the cutting line by simply bumping the trimmer's head against the ground, eliminating the need for manual line adjustments. This feature significantly improves efficiency and ensures that the cutting line is always at the optimal length for effective trimming.

The Weed Eater 952711940 also incorporates a dual line system. This ensures a clean, efficient cut, allowing the user to tackle thicker grass and tougher weeds with ease. The trimmer’s cutting line is designed to be durable and long-lasting, minimizing the need for frequent replacements, further enhancing user convenience.

For safety and ease of use, the trimmer features an easy-start mechanism, which reduces pull resistance during ignition. This technology helps less experienced users start the trimmer effortlessly while ensuring reliable performance in various conditions.

In summary, the Weed Eater 952711940 is an exceptional string trimmer that combines power, efficiency, and user-friendly features to provide an outstanding trimming experience. With its lightweight design, innovative technologies, and durable construction, it is an ideal choice for both novice and seasoned gardeners alike. Whether you are maintaining a small yard or tackling overgrown areas, the Weed Eater 952711940 is equipped to meet your landscaping needs.