Ryobi 780r manual While Operating

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RULES FOR SAFE OPERATION

•Always stop the engine and allow it to cool before filling the fuel tank. Never remove the cap of the fuel tank, or add fuel, when the engine is hot. Never operate the unit without the fuel cap securely in place. Loosen the fuel tank cap slowly to relieve any pressure in the tank.

•Mix and add fuel in a clean, well-ventilated area outdoors where there are no sparks or flames. Slowly remove the fuel cap only after stopping engine. Do not smoke while fueling or mixing fuel. Wipe up any spilled fuel from the unit immediately.

•Move the unit at least 30 ft. (9.1 m) from the fueling source and site before starting the engine. Do not smoke, keep sparks and open flames from the area while adding fuel or operating the unit.

WHILE OPERATING

•Never start or run the unit inside a closed room or building. Breathing exhaust fumes can kill. Operate this unit only in a well ventilated area outdoors.

•Wear safety glasses or goggles that are marked as meeting ANSI Z87.1-1989 standards, and ear/hearing protection when operating this unit. Wear a face or dust mask if the operation is dusty. Long sleeve shirts are recommended.

•Wear heavy, long pants, boots and gloves. Do not wear loose clothing, jewelry, short pants, sandals or go barefoot. Secure hair above shoulder level.

•The cutting attachment shield must always be in place while operating the unit as a trimmer. Do not operate unit without both trimming lines extended, and the proper line installed. Do not extend the trimming line beyond the length of the shield.

•This unit has a clutch. The cutting attachment remains stationary when the engine is idling. If it does not, have the unit adjusted by an authorized service technician.

•Adjust the J-handle to your size to provide the best grip.

•Be sure the cutting attachment is not in contact with anything before starting the unit.

•Use the unit only in daylight or good artificial light.

•Avoid accidental starting. Be in the starting position whenever pulling the starter rope. The operator and unit must be in a stable position while starting. See Starting/Stopping Instructions.

•Use the right tool. Only use this tool for the purpose intended.

•Do not overreach. Always keep proper footing and balance.

•Always hold the unit with both hands when operating. Keep a firm grip on both the front and rear handle or grips.

•Keep hands, face, and feet at a distance from all moving parts. Do not touch or try to stop the cutting attachment when it is rotating.

•Do not touch the engine or muffler. These parts get extremely hot from operation. When turned off they remain hot for a short time.

•Do not operate the engine faster than the speed needed to cut, trim or edge. Do not run the engine at high speed when not cutting.

•Always stop the engine when cutting is delayed or when walking from one cutting location to another.

•If you strike or become entangled with a foreign object, stop the engine immediately and check for damage. Do not operate before repairing damage. Do not operate the unit with loose or damaged parts.

•Stop and switch the engine to off for maintenance, repair, or for changing the cutting attachment or other attachments.

•Use only genuine Ryobi replacement parts when servicing this unit. These parts are available from your authorized service dealer. Do not use parts, accessories or attachments not authorized by Ryobi for this unit. Doing so could lead to serious injury to the user, or damage to the unit, and void your warranty.

•Keep unit clean of vegetation and other materials. They may become lodged between the cutting attachment and shield.

•To reduce fire hazard, replace faulty muffler and spark arrestor, keep the engine and muffler free from grass, leaves, excessive grease or carbon build up.

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Contents OPERATOR’S Manual Introduction Table of ContentsSpark Arrestor California Emission RegulationsRules for Safe Operation Symbol MeaningWhile Operating While Operating with Cutting Blade Symbol Meaning Safety Alert Symbol Safety and International SymbolsFor Service INFORMATION, Call Unleaded FuelHOT Surface Warning TRIMMER/BRUSHCUTTER SafetyBrushcutters Replace dull blade Choke ControlApplications Know Your UnitFuel Cap Starter RopeInstalling and Adjusting the J-HANDLE Assembly InstructionsHandle Screws Top Clamp Middle Clamp Bottom Clamp Nuts DecalRemoving and Installing Cutting Attachment Shield Installing the HarnessRemove the Cutting Attachment Install the Cutting BladeRemove the Cutting Attachment Shield 1/2 turn Counterclockwise CounterclockwiseInstall the Cutting Attachment Remove the Cutting Blade and Install the Cutting AttachmentRemove the Cutting Blade ClockwiseUsing Fuel Additives Using Blended FuelsOIL and Fuel Information OIL and Fuel Mixing InstructionsOn/Off Stop Control STARTING/STOPPING InstructionsPartial Choke Position B Full Choke Run Choke Lever Primer BulbOperating Instructions Installing the Cutting Attachment or Add-OnsOperating the CLICK-LINK System Model 790rEach time the head is bumped, about 1 Holding the Trimmer Adjusting Trimming Line LengthCutting Blade Operating Tips Tips for Best Trimming Results Using the Cutting BladeDecorative Trimming Frequency Maintenance Required Refer to Maintenance and Repair InstructionsMaintenance Schedule Winding the Existing Inner Reel Line InstallationOuter Spool Spring Inner Reel Bump Knob Indexing TeethHolding Slots AIR Filter Maintenance Installing a Prewound ReelRemoving the Air Filter/Muffler Cover Choke Lever Partial Choke Position B ScrewsAir Filter Cleaning the Air FilterReinstalling the Air Filter/Muffler Cover Clean Air Filter Carburetor AdjustmentAdjust Idle Speed Screw Check Fuel MixtureReplacing the Spark Plug ACCESSORIES/REPLACEMENT Parts110-120 in.lb .3-13.5 Nm 020Cleaning Cleaning and StorageStorage Long Term StorageProblem Cause Action TroubleshootingDrive Shaft & Cutting Attachment SpecificationsEngine Page Owners Warranty Responsibilities Ryobi Canada INC Ryobi Outdoor Products

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.
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