MAINTENANCE

CLEANING THE STARTER UNIT

See Figure 63.

Use a brush or compressed air to keep the cool- ing vents of the starter assembly free and clean of debris.

ADJUSTING THE CARBURETOR

See Figure 64.

Before adjusting the carburetor:

nUse a brush or compressed air to clean the starter cover vents.

nClean the air filter. Refer to Cleaning the Air Fil- ter in the Maintenance section of this manual.

nAllow the engine to warm up prior to adjustment of engine idle speed.

WARNING:

Weather conditions and altitude may affect carburetion. Do not allow bystanders close to the chain saw while adjusting the carburetor.

Idle Speed Adjustment —The idle speed adjust- ment controls how much the throttle valve stays open when the throttle trigger is released. To adjust:

nTurn idle speed screw “T” clockwise to increase idle speed.

nTurn idle speed screw “T” counterclockwise to decrease idle speed.

WARNING:

THE SAW CHAIN SHOULD NEVER TURN AT IDLE. Serious personal injury may result from the saw chain turning at idle.

STARTER COVER

VENTS

Fig. 63

IDLE SPEED

SCREW “T”

Fig. 64

SCREWS

CYLINDER

COVER

Fig. 65

CLEANING THE ENGINE

See Figures 65 - 68.

Clean the cylinder fins and flywheel fins with compressed air or a brush periodically. Danger- ous overheating of the engine may occur due to impurities on the cylinder.

WARNING

Never run the saw without all the parts, including the clutch cover and starter housing, securely in place.

Because parts can fracture and pose a danger of thrown objects, leave repairs of the flywheel and clutch to factory trained authorized service center personnel.

Page 34 — English

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Homelite UT10548 Cleaning the Starter Unit, Adjusting the Carburetor, Cleaning the Engine, Before adjusting the carburetor

UT10568, UT10548, UT10588 specifications

The Homelite UT10588, UT10548, and UT10568 models are a trio of robust and reliable outdoor power equipment designed for homeowners and landscaping professionals alike. Each model caters to various needs, ensuring efficiency and ease of use during yard maintenance tasks.

The Homelite UT10588 is a versatile gas-powered string trimmer that features a lightweight design and a powerful 25cc engine. This model is equipped with a dual-line auto-feed spool that ensures smooth and continuous trimming. The adjustable handle allows users to customize the grip for added comfort during prolonged use while reducing fatigue. An important feature is its 2-cycle engine, which provides efficient performance and fuel economy. Additionally, the UT10588's EasyStart technology enables quick engine ignition, making it user-friendly, even for those less experienced in using gas-powered tools.

On the other hand, the Homelite UT10548 is designed as a powerful yet compact option for tackling tough vegetation. It employs a 30cc engine, delivering enhanced cutting power without compromising user comfort. The UT10548 comes with a 17-inch cutting path, allowing for efficient trimming of larger areas in less time. The model features a curved shaft design making it easier to handle and navigate around flower beds, fences, and other obstacles. Its innovative string head utilizes a simple tap-to-feed mechanism, ensuring that users always have the desired cutting length without needing to stop and adjust the trimmer.

Lastly, the Homelite UT10568 serves as an excellent choice for users needing a high-performance weed eater. This model is powered by a robust 40cc engine, ideal for heavy-duty applications. Its straight shaft design increases reach and accessibility, making it perfect for trimming hard-to-reach areas. One of the standout features is its robust cutting system, which utilizes an advanced three-blade design, providing exceptional cutting efficiency for tougher weeds and grass. The UT10568 also comes with an easy-to-use, bump-feed line, facilitating quick line replacements during operation.

All three models prioritize user comfort and efficiency, making them essential tools for maintaining a beautiful outdoor space. Whether trimming grass, edging sidewalks, or tackling overgrown weeds, the Homelite UT10588, UT10548, and UT10568 all exhibit the durability and performance necessary to get the job done effectively. With their unique technologies and features, these trimmers stand out in the market, offering reliability, power, and convenience to users of all experience levels.