Ryobi 770rEB manual Troubleshooting, U S E, T I O N

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TROUBLESHOOTING

ENGINE WILL NOT START

C A U S E

On/Off Stop Control is in OFF position Empty fuel tank

Primer bulb wasn't pressed enough Engine flooded

Old or improperly mixed fuel

Fouled spark plug

A C T I O N

Turn On/Off Stop Control to ON

Fill fuel tank with properly mixed fuel

Press primer bulb fully and slowly 5-7 times

Use starting procedure with choke lever in the RUN position, Pg. 12

Drain gas tank / Add fresh fuel mixture Replace or clean the spark plug

ENGINE WILL NOT IDLE

C A U S E

Air Filter is Plugged

Old or improperly mixed fuel

Improper carburetor adjustment

ENGINE WILL NOT ACCELERATE

C A U S E

Old or improperly mixed fuel

Improper carburetor adjustment

Cutting attachment bound with grass Dirty air filter

A C T I O N

Replace or clean the air filter

Drain gas tank / Add fresh fuel mixture Adjust per instruction Pg. 21

A C T I O N

Drain gas tank / Add fresh fuel mixture

Take to an authorized service dealer for carburetor adjustment

Stop the engine and clean the cutting attachment Clean or replace the air filter

ENGINE LACKS POWER OR STALLS WHEN CUTTING

C A U S E

Old or improperly mixed fuel Improper carburetor adjustment

A C T I O N

Drain gas tank / Add fresh fuel mixture

Take to an authorized service dealer for carburetor adjustment

CUTTING ATTACHMENT WILL NOT ADVANCE LINE

C A U S E

Cutting attachment bound with grass Cutting attachment out of line Inner reel bound up

Cutting head dirty

Line welded

Line twisted when refilled

Not enough line is exposed

A C T I O N

Stop the engine and clean cutting attachment Refill with new line

Replace the inner reel

Clean inner reel and outer spool

Disassemble, remove the welded section and rewind the line

Disassemble and rewind the line

Push the Bump Knob and pull out line until 4 inches (102 mm.) of line is outside of the cutting attachment

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Contents OPERATOR’S Manual Table of Contents IntroductionCalifornia Emission Regulations Spark ArrestorRules for Safe Operation Arrestor KitSafety Warnings for GAS Trimmers Before OperatingWhile Operating Other Safety Warnings While Operating with SWEEPER/BLOWER ADD-ONWhile Operating with Edger ADD-ON Safety and International Symbols Symbolmeaning Safety Alert SymbolFor Service INFORMATION, Call Unleaded FuelSymbolmeaning HOT Surface Warning Sharp BladeIndicates OIL Choke ControlApplications As a trimmerCutting grass and light weeds Assembly Instructions Installing and Adjusting the J-HANDLEInstalling the Cutting Attachment Shield Using Blended Fuels Using Fuel AdditivesOIL and Fuel Information OIL and Fuel Mixing InstructionsSTARTING/STOPPING Instructions Starting InstructionsStopping Instructions Installing the Cutting Attachment or Add-Ons Operating InstructionsOperating the CLICK-LINK System Removing the Cutting Attachment or Add-OnsAdjusting Trimming Line Length Holding the TrimmerTips for Best Trimming Results Adjusting Edger Cutting Depth Decorative TrimmingHolding the Unit with Edger ADD-ON Tips for Best Edging ResultsOperating Tips When Using SWEEPER/BLOWER Holding the Unit with SWEEPER/BLOWER ADD-ONMaintenance and Repair Instructions Maintenance ScheduleLine Installation There are two methods to replace the trimming lineIndexing Teeth Installing a Prewound Reel Edger Blade ReplacementAIR Filter Maintenance Cleaning the Air FilterRemoving the Air Filter/Muffler Cover Carburetor Adjustment ACCESSORIES/REPLACEMENT Parts Replacing the Spark Plug110-120 in.lb .3-13.5 Nm. Do not over tighten Cleaning and Storage CleaningStorage Long Term StorageTroubleshooting U S ET I O N Specifications EnginePage Owners Warranty Responsibilities Manufacturers Warranty CoverageREV. a 12/98

770rEB specifications

The Ryobi 770rEB is a powerful and versatile brushcutter designed for both homeowners and professionals seeking an efficient tool to manage heavy vegetation and tough landscaping tasks. This model combines advanced technology with practicality to deliver impressive performance in various gardening applications.

At the heart of the Ryobi 770rEB is its robust 770W engine, which provides ample power for tackling dense undergrowth, thick grass, and challenging weeds. Its ergonomic design, coupled with a lightweight construction, ensures user comfort during extended periods of operation. The balance and handling of this brushcutter make it easy to maneuver, reducing fatigue and increasing productivity.

One of the standout features of the Ryobi 770rEB is its Easy Start technology. This innovation allows for a simplified starting process, so users can get to work without the frustration often associated with traditional pull-start engines. Additionally, the engine is designed with reduced vibrations, which minimizes strain on the operator’s hands and arms, enhancing overall comfort and control.

The cutting performance of the Ryobi 770rEB is further enhanced by its dual-line bump feed head, which allows for quick and easy line replacement. Users can effortlessly advance the cutting line simply by tapping the head on the ground, making it a user-friendly solution for maintaining a neat and tidy landscape. The 25.4cc 2-stroke engine offers high efficiency while keeping emissions low, adhering to environmental standards.

Moreover, the Ryobi 770rEB comes equipped with several cutting attachments, including blades for heavier brush and trees, providing adaptability for a variety of tasks. The inclusion of a shoulder harness enhances stability and adds comfort, allowing the user to distribute weight evenly during operation.

Building on durability, the Ryobi 770rEB features a sturdy construction that can withstand the trials of regular use. Its adaptable design ensures it meets the needs of various landscaping tasks, from trimming grass around flower beds to clearing overgrown areas.

In summary, the Ryobi 770rEB brushcutter stands out due to its powerful engine, ergonomic features, Easy Start technology, and versatility in handling different cutting tasks. Whether for home use or professional landscaping, it proves to be an essential tool for maintaining efficient and effective outdoor spaces.