MAINTENANCE AND REPAIR INSTRUCTIONS

LINE INSTALLATION

Always use genuine Ryobi 0.095 in. (2.41 mm.) replacement line. Larger line may make the engine overheat or fail.

WARNING: Do not use metal reinforced line.

There are two methods to replace the trimming line.

Wind the inner reel with new line

Install a prewound inner reel

NOTE: Replacement line Part # 612454, or a prewound reel, Part # 147345 can be purchased from you local authorized dealer.

Winding the Existing Inner Reel

1.Hold the outer spool with one hand and unscrew the Bump Knob™clockwise (Fig. 29). Inspect the bolt inside the Bump Knob™ to make sure it moves freely. Replace the Bump Knob™ if damaged.

NOTE: A Bump Knob™, Part # 180814 can

be purchased from you local authorized dealer.

Outer Spool

Spring

Inner Reel

Bump Knob™

Fig. 29

2.Remove the inner reel from the outer spool (Fig. 29).

3.Remove spring from the inner reel (Fig. 29).

NOTE: An inner reel spring, Part # 610636 can be purchased from you local authorized dealer.

4.Use a clean cloth to clean the the inner reel, spring, shaft, and inner surface of the outer spool (Fig. 30).

Fig. 30

5.Check the indexing teeth on the inner reel and outer spool for wear (Fig. 31). If necessary, remove burrs or replace the reel and spool.

NOTE: A cutting attachment outer spool, Part

#147494 can be purchased from your local authorized dealer.

Indexing Teeth

Fig. 31

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Ryobi 780r Line Installation, Winding the Existing Inner Reel, Outer Spool Spring Inner Reel Bump Knob, Indexing Teeth

780r specifications

The Ryobi 780R is a powerful and reliable gas-powered string trimmer known for its exceptional performance and user-friendly features. Designed for both professionals and homeowners, this tool offers versatility and efficiency for tackling tough trimming jobs around the yard.

One of the standout features of the Ryobi 780R is its robust 30cc 2-cycle engine. This engine provides ample power to handle thick weeds and overgrown grass, ensuring a clean and precise cut with every pass. The lightweight design of the trimmer enhances maneuverability, making it easy to navigate around obstacles such as trees, flower beds, and garden furniture.

The trimmer is equipped with a premium 18-inch cutting swath, allowing for a wider range to be covered in a single pass. This feature can significantly reduce the time required to complete larger trimming tasks. Additionally, the variable speed throttle gives users the flexibility to adjust the cutting power based on the density of the vegetation, offering greater control.

One of the notable technologies in the Ryobi 780R is its Easy Start technology, which simplifies the starting process, reducing the effort required to get the engine running. This is particularly beneficial for users who may struggle with traditional pull-start mechanisms. The trimmer also features an automatic choke system, ensuring optimal engine performance in various conditions.

Another important characteristic is its dual-line feed system. The Ryobi 780R uses a bump head for easy line advancement; simply bump the head on the ground to extend the line as needed. This functionality minimizes downtime and allows users to focus on the task at hand. The dual-line setup also enhances cutting efficiency, making it a great choice for tougher vegetation.

In terms of comfort, the Ryobi 780R incorporates ergonomic handle designs that reduce user fatigue during extended use. The adjustable shaft allows for personalized length settings, catering to users of varying heights, further enhancing comfort and control. With built-in safety features such as a protective shield, users can operate the trimmer with peace of mind.

The Ryobi 780R is not just a powerful trimmer but also a thoughtfully designed tool that combines performance with user convenience. Whether you are maintaining a small garden or handling larger landscaping tasks, this trimmer offers the reliability and efficiency needed to achieve a well-kept lawn. Its blend of innovation and practical features makes it a favored choice among gardening enthusiasts and professionals alike.