MAINTENANCE

REPLACING THE BAR

See Figures 19 - 24.

WARNING:

To avoid possible serious injury, stop engine before re- placing the bar, chain, or performing any maintenance operation.

nRemove the bar nut and drivecase cover.

nThe bar contains a bar stud slot that fits over the bar stud. The bar also contains a chain tensioning pin hole which fits over the chain tensioning pin.

nPlace the bar onto the bar stud so that the chain tension- ing pin fits into the chain tensioning pin hole.

nFit the chain over the sprocket and into the bar groove. The cutters on the top of the bar should face toward the bar tip, in the direction of the chain rotation.

nReplace the side case cover and install the bar nut. Tighten the bar nut finger tight only. The bar must be free to move for tension adjustment.

CHAIN

BAR

BAR NUT

DRIVECASE

 

 

 

COVER

Fig. 19

DRIVECASE

COVER

CHAIN

TENSIONING PIN

BAR NUT

Fig. 20

BAR STUD

BAR

BAR STUD SLOT

SPROCKET

CHAIN TENSIONING

Fig. 21

PIN HOLE

nRemove all slack from chain by turning the chain tension- ing screw clockwise, assuring that the chain seats into the bar groove during tensioning.

nLift the tip of the bar up to check for sag. Release the tip of the bar, and turn the chain tensioning screw 1/2 turn clockwise. Repeat this process until sag does not exist.

nHold the tip of the bar up and tighten the bar nut se- curely.

nChain is correctly tensioned when there is no slack on the underside of the bar, the chain is snug, but it can be turned by hand without binding.

NOTE: If chain is too tight, it will not rotate. Loosen the bar nut slightly and turn adjusting screw 1/4 turn counter- clockwise. Lift the tip of the bar up and retighten bar nut.

CHAIN

CHAIN ROTATION SPROCKET

BAR NUT

Fig. 22

CHAIN

TENSIONING SCREW

Fig. 23

BAR NUT

Fig. 24

16

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Image 16
Ryobi Outdoor RY52001, RY52001A manual Replacing the BAR, See Figures 19, Chain BAR BAR NUT, BAR NUT Chain Tensioning Screw
Page 15 Page 17

RY52001, RY52001A specifications

The Ryobi Outdoor RY52001 and RY52001A models represent the latest in innovative outdoor power equipment, designed for both homeowners and landscaping professionals seeking a reliable, efficient, and powerful tool for their yard care needs. These products exemplify Ryobi's commitment to providing cutting-edge technologies and exceptional user experiences.

One of the standout features of the Ryobi RY52001 and RY52001A is their powerful engine, which delivers robust performance for tackling various outdoor tasks. The 50cc 2-cycle engine provides ample power for cutting through thick grass, weeds, and brush, facilitating efficient yard maintenance. Users appreciate the lightweight design of the equipment, which enhances maneuverability and reduces fatigue during extended use.

These models come equipped with advanced starting technologies that simplify operation. The Ryobi Easy Start System minimizes resistance in the starting cord, making it easier to start the engine with minimal effort. This feature is particularly valuable for users who may struggle with traditional pull-start mechanisms, ensuring that more time can be spent on the job rather than wrestling with equipment.

Another noteworthy characteristic of the RY52001 and RY52001A is their versatility. These models are designed for multifaceted applications, including trimming, edging, and clearing debris. The adjustable cutting head allows for precise control, enabling users to navigate around obstacles and achieve a neat and clean finish. The optional attachments expand functionality, offering capabilities such as tilling, blowing, or even cultivating, making this equipment suitable for a variety of outdoor chores.

Additionally, the ergonomically designed handles enhance comfort and user control. The anti-vibration technology built into the handles reduces fatigue, promoting longer usage without discomfort. The overall design is aimed at maximizing user efficiency while providing a pleasant working experience.

Safety is also a priority with the Ryobi RY52001 and RY52001A. Both models feature protective guards and safety switches to prevent accidental starts, ensuring that users can operate these powerful machines with peace of mind.

In conclusion, the Ryobi Outdoor RY52001 and RY52001A models showcase a blend of power, efficiency, and comfort, making them essential tools for outdoor maintenance. With their reliable engines, user-friendly features, and versatility, these models are well-suited for tackling various lawn care and landscaping tasks, meeting the needs of both novice users and seasoned professionals alike.
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