Ryobi 770rEB manual Specifications, Engine

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SPECIFICATIONS

 

 

 

 

 

ENGINE

 

Engine Type

. . . Air-Cooled, 2-Cycle

Stroke

. . . 1.25 in. (31.75 mm.)

Displacement

. . . . . 1.9 cu in. (31 cc.)

Clutch Type

. . . . . . . . . . Centrifugal

Operating RPM (Trimmer)

. . . . . 6,600-8,000 rpm

Idle Speed RPM

. . . . . 2,800-3,900 rpm

Ignition Type

. . . . . . . . . . . Electronic

Ignition Switch

. . . . . . . . . Slide Switch

Spark Plug Gap

. . . . 0.020 in. (0.5 mm.)

Lubrication

. . . . . . Fuel/Oil Mixture

Fuel/Oil Ratio

. . . . . . . . . . . . . . . 32:1

Carburetor

Diaphragm, All-Position

Starter

. . . . . . . . . Auto Rewind

Muffler

. . . . Baffled with Guard

Throttle

. Manual Spring Return

Fuel Tank Capacity

. . . . . . 18 oz. (530 ml.)

Fuel Tank

. . . . . . HD Polyethylene

 

 

DRIVE SHAFT and CUTTING ATTACHMENT

 

Drive Shaft Housing

. Steel Tube, Click-Link

Throttle Control

. . . . . Finger-Tip Trigger

Unit Weight (No fuel, with cutting attachment, cutting attachment shield and J-handle) . . .

. . . . 12.25 lbs. (5.6 kg.)

Cutting Mechanism

. Dual Line Bump Head

Shoulder Strap

. . . . . . . . . . . . Optional

Line Spool Diameter

. . . . . . . 3 in (76.2 mm)

Trimming Line Diameter

. . . 0.080 in (2.03 mm.)

Cutting Path Diameter

. . . . . 16 in. (40.64 cm)

 

 

EDGER ADD-ON

 

Unit Weight (Add-On only)

. . . . 5.25 lbs. (2.36 kg.)

Cutting Depth (maximum)

. . . . . . 2.5 in. (63.5 mm)

Wheel Diameter

. . . . 3.75 in (95.25 mm)

Gearbox Ratio

. . . . . . . . . . . . . 1.23:1

 

 

SWEEPER/BLOWER ADD-ON

 

Unit Weight (Add-On only)

. . . . 3.25 lbs. (1.46 kg.)

Air Output Velocity

. . . . . . up to 100 MPH

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Contents OPERATOR’S Manual Introduction Table of ContentsSpark Arrestor California Emission RegulationsRules for Safe Operation Arrestor KitBefore Operating Safety Warnings for GAS TrimmersWhile Operating While Operating with SWEEPER/BLOWER ADD-ON Other Safety WarningsWhile Operating with Edger ADD-ON Symbolmeaning Safety Alert Symbol Safety and International SymbolsFor Service INFORMATION, Call Unleaded FuelSharp Blade Symbolmeaning HOT Surface WarningIndicates OIL Choke ControlAs a trimmer ApplicationsCutting grass and light weeds Installing and Adjusting the J-HANDLE Assembly InstructionsInstalling the Cutting Attachment Shield Using Fuel Additives Using Blended FuelsOIL and Fuel Information OIL and Fuel Mixing InstructionsStarting Instructions STARTING/STOPPING InstructionsStopping Instructions Operating Instructions Installing the Cutting Attachment or Add-OnsOperating the CLICK-LINK System Removing the Cutting Attachment or Add-OnsHolding the Trimmer Adjusting Trimming Line LengthTips for Best Trimming Results Decorative Trimming Adjusting Edger Cutting DepthHolding the Unit with Edger ADD-ON Tips for Best Edging ResultsHolding the Unit with SWEEPER/BLOWER ADD-ON Operating Tips When Using SWEEPER/BLOWERMaintenance Schedule Maintenance and Repair InstructionsLine Installation There are two methods to replace the trimming lineIndexing Teeth Edger Blade Replacement Installing a Prewound ReelCleaning the Air Filter AIR Filter MaintenanceRemoving the Air Filter/Muffler Cover Carburetor Adjustment Replacing the Spark Plug ACCESSORIES/REPLACEMENT Parts110-120 in.lb .3-13.5 Nm. Do not over tighten Cleaning Cleaning and StorageStorage Long Term StorageU S E TroubleshootingT I O N Engine SpecificationsPage Manufacturers Warranty Coverage Owners Warranty Responsibilities12/98 REV. a

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.
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