GLOSSARY OF TERMS

Bar Tip Guard

An attachment that may be provided on the end of the guide bar to prevent the chain at the end of the guide bar from contacting the wood.

Bucking

The process of cross cutting a felled tree or log into lengths.

Chain Saw Powerhead

A chain saw without the saw chain and guide bar.

Clutch

A mechanism for connecting and disconnecting a driven member to and from a rotating source of power.

Drive Sprocket or Sprocket

The toothed part that drives the saw chain.

Felling

The process of cutting down a tree.

Felling Back Cut

The final cut in a tree felling operation made on the opposite side of the tree from the notching undercut.

Front Hand Guard

A structural barrier between the front handle of a chain saw and the guide bar, typically located close to the hand position on the front handle, and sometimes employed as an activating lever for a chain brake.

Front Handle

The support handle located at or toward the front of the chain saw. This handle is for the left hand.

Guide Bar

A solid railed structure that supports and guides the saw chain.

Kickback

The backward or upward motion, or both, of the guide bar occurring when the saw chain near the nose of the top area of the guide bar contacts any object such as a log or branch, or when the wood closes in and pinches the saw chain in the cut.

Kickback (Pinch)

The rapid pushback of the saw which can occur when the wood closes in and pinches the moving saw chain in the cut along the top of the guide bar.

Kickback (Rotational)

The rapid upward and backward motion of the saw which can occur when the moving saw chain near the upper portion of the tip of the guide bar contacts an object, such as a log or branch.

Low-Kickback Chain

A chain that complies with the kickback performance requirements of ANSI B175.1 when tested on a repre- sentative sample of chain saws.

Normal Cutting Position

Those positions assumed in performing the bucking and felling cuts.

Notching Undercut

A notch cut in a tree that directs the tree’s fall.

Oiler Control

A system for oiling the guide bar and saw chain.

Rear Handle

The support handle located at or toward the rear of the saw. It normally contains the switch trigger. This handle is for the right hand.

Reduced Kickback Guide Bar

A guide bar which has been demonstrated to reduce kickback significantly.

Replacement Saw Chain

A chain that complies with the kickback performance requirements of ANSI B175.1 when tested with specific chain saws. It may not meet the ANSI performance requirements when used with other saws.

Saw Chain

A loop of chain having cutting teeth that cut the wood, and that is driven by the motor and is supported by the guide bar.

Spiked Bumper (Spike)

The pointed tooth or teeth for use when felling or bucking to pivot the saw and maintain position while sawing.

Switch Trigger

A device that when operated will complete or interrupt an electrical power circuit to the motor of the chain saw.

Switch Linkage

The mechanism that transmits motion from a trigger to the switch.

Switch Lock-out

A movable stop that prevents the unintentional operation of the switch until manually actuated.

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Homelite UT43122, UT43102 manuel dutilisation Glossary of Terms, Bar Tip Guard
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UT43102, UT43122 specifications

The Homelite UT43122 and UT43102 are two powerful and efficient string trimmers designed to meet the needs of both homeowners and landscaping professionals. Known for their reliability and performance, these trimmers come equipped with features that enhance user experience and job effectiveness.

At the heart of both models is a robust, high-performance electric motor that provides ample power for cutting through thick grass and weeds. The UT43122 features a 12 Amp motor, while the UT43102 has an equally impressive 10 Amp motor. These electric motors facilitate quick start-ups with minimal noise, offering a more environmentally friendly alternative to gas-powered trimmers. This makes them ideal for use in residential areas where noise restrictions may be in place.

One of the standout features of the Homelite UT43122 and UT43102 is their innovative Auto Feed String System. This technology ensures that the line is automatically advanced as needed, allowing for continuous cutting without the hassle of manual adjustments. As a result, users can focus on trimming rather than stopping to reload the line, which significantly increases productivity.

Both models are equipped with a 15-inch cutting path, enabling them to cover more ground in less time. This cutting width is augmented by a dual-line nylon string that offers superior cutting power. Additionally, the adjustable telescoping shaft allows users to customize the length of the trimmer to their preferred height, enhancing comfort during extended use.

Furthermore, the Homelite UT43122 and UT43102 boast a lightweight design, making them easy to maneuver around landscapes. The ergonomic handle features a comfortable grip, reducing fatigue during prolonged operation. These characteristics make them suitable for both professional landscapers tackling large areas and homeowners maintaining their yards.

In terms of durability, the construction of the Homelite trimmers is robust, ensuring they can withstand the rigors of outdoor use. The inclusion of a guard also protects the user from debris, promoting safety during operation.

In summary, the Homelite UT43122 and UT43102 string trimmers are equipped with powerful motors, an automatic feed system, and user-friendly features. Their lightweight design, adjustable shafts, and durable construction make them suitable for various trimming tasks, making them a valuable addition to any lawn care toolkit. Whether for professional use or home gardening, these trimmers deliver efficiency and effectiveness in tackling tough yard work.
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