Service and Adjustments

MUFFLER AND SPARK ARREST- ING SCREEN

WARNING: The muffler on this prod- uct contains chemicals known to the State of California to cause cancer.

As your unit is used, carbon deposits build up on the muffler and spark arresting screen. For normal homeowner use, however, the muffler and spark arresting screen will not re- quire any service.

After 50 hours of use, we recommend that your muffler be serviced or replaced by your authorized service dealer.

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.

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.

LINE REPLACEMENT

1.Remove spool by firmly pulling on tap but- ton.

2.Clean entire surface of hub and spool.

3.Replace with pre--wound spool, or cut a length of 18 feet of 0.065 inch (1.65 mm) diameter WEED EATER brand line.

WARNING: Never use wire, rope, string, etc., which can break off and become a dangerous missile.

4.Insert one end of the line about 1/2 inch (1 cm) into the small hole on the inside of spool.

REPLACING THE TRIMMER HEAD

1.Hold the dust cup with a wrench to keep the shaft from turning while removing and installing trimmer head.

Dust Cup

2. Remove trimmer head by turning counter-

Small Hole

Line in Notch

Spool

Line exit hole

Hub

clockwise (looking from bottom of unit).

3. Thread replacement trimmer head onto the

shaft by turning clockwise. Only tighten

hand tight!

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.

5.Wind the line evenly and tightly onto the spool. Wind in the direction of the arrow found on the spool.

6.Push the line into the notches, leaving 3 to 5 inches (7 -- 12 cm) unwound.

7.Insert the lines into the exit holes in the hub as shown in the illustration.

8.Align the notch with the line exit hole.

9.Push spool into hub until it snaps into place.

10.Pull the line extending outside of the hub to release it from the notch.

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.

545186794, FL20C specifications

The Weed Eater 545186794, FL20C is a powerful and versatile string trimmer that is ideal for both homeowners and professional landscapers. With its ergonomic design and advanced technologies, this string trimmer makes yard maintenance easier and more efficient.

One of the standout features of the FL20C is its lightweight construction. Weighing in at only 8.5 pounds, it is easy to maneuver, reducing fatigue during extended use. This makes it an excellent choice for users of all ages and skill levels. The adjustable handle also provides added comfort and control, allowing users to customize the grip to suit their preference.

The FL20C is powered by a robust 20cc two-stroke engine that delivers impressive performance. This engine offers plenty of power for tackling thick grass and weeds, while still being fuel-efficient. The trimmer's speed and performance make it suitable for various outdoor tasks, from trimming around flower beds to edging along driveways and sidewalks.

One of the notable technologies incorporated into the Weed Eater FL20C is its easy-start system. The trimmer's design includes a primer bulb and a choke for quick and effortless starting. This feature is especially beneficial for those who may struggle with traditional string trimmers that require multiple pulls to start.

Additionally, the FL20C uses a bump feed line advance system. This means that when users tap the trimmer head on the ground, it automatically releases more line, ensuring that the user always has an optimal cutting length without having to stop and manually feed the line. This significantly enhances productivity and convenience.

Durability is another key characteristic of the Weed Eater FL20C. Constructed with high-quality materials, it is built to withstand the rigors of regular use. The trimmer head is designed for easy line replacement, minimizing downtime.

For those concerned about safety, the FL20C features a protective guard to shield users from debris while trimming. This added safety measure provides peace of mind during operation.

In summary, the Weed Eater 545186794, FL20C is a standout choice for anyone looking to maintain their yard effectively. With its lightweight design, powerful engine, easy-start technology, bump feed system, and focus on durability and safety, this string trimmer offers exceptional performance for a variety of trimming tasks. Whether for occasional backyard upkeep or regular landscaping work, the FL20C delivers results with ease and efficiency.