MAINTENANCE

WARNING:

When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage.

WARNING:

Always wear safety goggles or safety glasses with side shields during product operation. If operation is dusty, also wear a dust mask.

WARNING:

Before inspecting, cleaning, or servicing the machine, shut off engine, wait for all moving parts to stop, and disconnect spark plug wire and move it away from spark plug. Failure to follow these instructions can result in serious personal injury or property damage.

GENERAL MAINTENANCE

Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use. Use clean cloths to remove dirt, dust, lubricant, grease, etc.

WARNING:

 

 

upper flange

 

 

washer

 

 

gear case

slots

 

 

 

flange

Fig. 9

lower flange

blade nut

 

washer

 

blade

flange

HOLDING PIN

 

inserted into

 

aligned slots

Fig. 10

 

Do not at any time let brake fluids, gasoline, petroleum- based products, penetrating lubricants, etc., come in con- tact with plastic parts. Chemicals can damage, weaken or destroy plastic which may result in serious personal injury.

Stop the engine whenever you leave the operating position. Disconnect the spark plug lead before unclogging the cut- ting member guard or when making a repair, adjustment, inspection, or the like.

Keep all nuts, bolts, and screws tight.

You can often make adjustments and repairs described here. For other repairs, have the product serviced by an authorized service dealer.

replacing the blade

See Figures 9 - 11.

Replace blades that are damaged or worn.

Stop the engine. Disconnect the spark plug wire and move it away from spark plug.

Align the slot in the upper flange washer and gear case with the slot in the flange; place the holding pin through all three slots to secure in place.

Using a 1/2 in. socket wrench, turn the blade nut clock- wise to loosen.

1/2 in.

socket wrench

Fig. 11

Remove the old blade from the edger shaft.

Clean debris from the edger shaft and flange washers.

Center the new blade on the upper flange washer, making sure the blade sits flat.

Install the lower flange washer with the cupped hole away from the blade.

Install the blade nut onto the edger shaft.

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Image 13
Homelite UT50901, UT50500 manual General Maintenance, Replacing the blade, See Figures 9
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UT50901, UT50500 specifications

The Homelite UT50500 and UT50901 are two powerful electric string trimmers designed to meet the varied needs of both residential and light commercial users. Known for their reliability and efficiency, these models incorporate innovative technologies and user-friendly features that make yard maintenance a breeze.

At the heart of the Homelite UT50500 is its robust 5.0 Amp motor, providing ample power to tackle tough weeds and overgrown grass. The UT50901, on the other hand, boasts a slightly more powerful 6.5 Amp motor, allowing it to handle heavier vegetation with ease. Both models feature a lightweight design, ensuring that users can maneuver the trimmers comfortably without causing undue strain during extended use.

One of the standout features of the UT50500 and UT50901 is their automatic line feed system. This technology ensures that the trimming line is fed smoothly and efficiently, reducing downtime and enhancing productivity. Users can switch between different cutting widths, with the ability to adjust the cutting path to either 12 inches or 15 inches, catering to various tasks, from edging to trimming.

The trimmers are equipped with a telescopic shaft that can be easily adjusted to accommodate users of varying heights. This feature is critical for user comfort and ensures that anyone can use the trimmer without difficulty. Additionally, the ergonomic handle is designed to provide a comfortable grip and reduce vibration, allowing for extended use without fatigue.

Another notable characteristic of the Homelite UT50500 and UT50901 is their dual-line capability, allowing for more efficient cutting. This feature not only enhances cutting performance but also reduces the amount of time needed to complete trimming tasks. Furthermore, both models are designed for easy string replacement, making maintenance straightforward and quick.

Safety is also a priority, with both trimmers featuring a protective guard that shields users from debris while they work. The lightweight build, combined with the safety features, makes these trimmers suitable for homeowners and professionals alike.

In conclusion, the Homelite UT50500 and UT50901 offer an impressive combination of power, functionality, and ease of use. With their effective motor performance, adjustable features, and user-centric design, these electric string trimmers are excellent choices for anyone looking to maintain a neat and tidy outdoor space. Whether tackling stubborn weeds or simply maintaining the edges of your lawn, these trimmers make yard work an efficient and manageable task.
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