Ryobi 770rEB manual AIR Filter Maintenance, Removing the Air Filter/Muffler Cover

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MAINTENANCE AND REPAIR INSTRUCTIONS

AIR FILTER MAINTENANCE

Removing the Air Filter/Muffler Cover

WARNING: To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it.

1.Place the choke lever in the PARTIAL choke position (B).

NOTE: The choke lever must be in the PARTIAL choke position (B) (Fig. 33) to remove the air filter/muffler cover.

2.Remove the four (4) screws securing the air filter/muffler cover (Fig. 33). Use a flat blade or T20 Torx bit screwdriver.

Choke Lever

Partial Choke

Position (B)

Screws

Screws

Fig. 33

3. Pull the cover from the engine. Do not force.

Cleaning the Air Filter

WARNING: To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it.

Clean and re-oil the air filter every 10 hours of operation. It is an important item to maintain. Not maintaining the air filter will VOID the warranty.

1.Remove air filter/muffler cover. See Removing the Air filter/Muffler Cover.

2.Remove the air filter from behind the air filter/muffler cover (Fig. 34).

Air Filter

Fig. 34

3.Wash the filter in detergent and water (Fig. 35). Rinse the filter thoroughly. Squeeze out excess water. Allow it to dry completely.

Fig. 35

4.Apply enough clean SAE 30 oil to lightly coat the filter (Fig. 36).

Fig. 36

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Contents OPERATOR’S Manual Table of Contents IntroductionCalifornia Emission Regulations Spark ArrestorRules for Safe Operation Arrestor KitWhile Operating Safety Warnings for GAS TrimmersBefore Operating While Operating with Edger ADD-ON Other Safety WarningsWhile Operating with SWEEPER/BLOWER ADD-ON Safety and International Symbols Symbolmeaning Safety Alert SymbolFor Service INFORMATION, Call Unleaded FuelSymbolmeaning HOT Surface Warning Sharp BladeIndicates OIL Choke ControlCutting grass and light weeds ApplicationsAs a trimmer 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 InstructionsStopping Instructions STARTING/STOPPING InstructionsStarting Instructions Installing the Cutting Attachment or Add-Ons Operating InstructionsOperating the CLICK-LINK System Removing the Cutting Attachment or Add-OnsTips for Best Trimming Results Adjusting Trimming Line LengthHolding the Trimmer 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 ReplacementRemoving the Air Filter/Muffler Cover AIR Filter MaintenanceCleaning the Air Filter Carburetor Adjustment 110-120 in.lb .3-13.5 Nm. Do not over tighten ACCESSORIES/REPLACEMENT PartsReplacing the Spark Plug Cleaning and Storage CleaningStorage Long Term StorageT I O N TroubleshootingU S E 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.
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