Ryobi 990r manual STARTING/STOPPING Instructions, Throttle Trigger, Position, Rope

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STARTING/STOPPING INSTRUCTIONS

1.CHECK THE OIL LEVEL IN THE CRANKCASE, AND PUT THE IGNITION SWITCH IN THE "RUN" (I) POSITION. See Figure 20 for the location of the ignition switch.

2.FULLY PRESS AND RELEASE THE PRIMER BULB 5 TO 7 TIMES. See Fig. 21 for the primer bulb location.

3.PLACE THE CHOKE LEVER IN THE FULL “CHOKE” POSITION. See Fig. 21.

NOTE: For a warm engine, go directly to Step 5 (place the choke lever directly in the "PARTIAL" choke position). See Fig. 21.

4.WITH THE UNIT ON THE GROUND, PULL THE STARTER ROPE QUICKLY UNTIL THE ENGINE SOUNDS LIKE IT WANTS TO RUN (no more than 5 pulls). See Fig. 22.

5.PLACE THE CHOKE LEVER IN THE

“PARTIAL” POSITION (Fig. 21). PULL THE STARTER ROPE QUICKLY UNTIL THE ENGINE STARTS (no more than 5 pulls). See Fig. 22.

6.If the engine does not start, repeat steps 2 to 5.

7.RUN THE ENGINE FOR 30 SECONDS, WITH THE THROTTLE LEVER FULLY SQUEEZED (Fig. 20), TO WARM UP. PLACE THE CHOKE LEVER IN THE “RUN” POSITION (Fig. 21).

NOTE: In colder weather, run the engine for 2 to 3 minutes to warm up.

8.TO STOP THE ENGINE, PUT THE IGNITION SWITCH IN THE "STOP" (O) POSITION. See Fig. 20.

NOTE: When storing the unit, place the unit flat on the floor instead of hanging it by the guard or the cutting head (Fig. 19).

Fig. 19

Ignition Switch

STOP

(O)

RUN

(I)

Throttle Trigger

Fig. 20

CHOKE

RUN

Position

LEVER

 

 

PARTIAL

 

CHOKE

 

Position

 

FULL

 

CHOKE

 

Position

 

PRIMER

 

BULB

Fig. 21

Starter

Rope

Throttle

Trigger

Fig. 22

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Contents 990r Introduction Table of Contents California Emission Regulations Safety WarningsFuel and PRE-OPERATIONAL Operational Other Safety WarningsSaftey Warnings for Brush Blade During USE After USESymbol Safety and International SymbolsBrushcutter Safety Adjusting the J-HANDLE Assembly InstructionsInstalling the Shoulder Strap Installing the Brush Blade Blade Locating Installing the Line SpoolMark Operating Split Boom Coupler Installing the Lower Attachment BoomRemoving the Lower Attachment Boom Recommended OIL Type OIL & Fuel InformationAdding OIL to Crankcase Initial USE Checking the OILRecommended Fuel Type Changing the OILDefinition of Blended Fuels USE of Blended FuelsThrottle Trigger STARTING/STOPPING InstructionsPosition RopeUsing the Brush Blade Adjusting the Trimming Line LengthOperating Instructions Decorative TrimmingFrequency Maintenance Required Refer to Maintenance and Repair Instructions Maintenance ScheduleCorrect Line to Use Rewinding the Existing ReelRemoving the Existing Reel Bump Knob Inner ReelInstalling a Prewound Reel Reinstalling the ReelWinding the Existing Reel Fill Plug Gear Housing ServiceScrew AIR Filter MaintenanceAir Filter Screws Choke LeverAdjusting the Carburetor Carburetor AdjustmentAir Filter Maintenance Final High Speed Mixture Needle AdjustmentLean Adjust to Midpoint Rich INSPECTING/CLEANING the MufflerRemoving Muffler Muffler Reassembly Inspection and CleaningChecking Spark Arrester Screen Torque the screw to 15-20 inlb 1.7-2.2 NmReplacing the Spark Plug Checking / Adjusting Valve to Rocker ARM ClearanceScrew Screws Rocker Arm Valve Flat Feeler Gauge Adjusting NutsSpecifications Cleaning and StorageCold Torque Specifications EngineProblem Cause Action TroubleshootingYour Warranty Rights and Obligations California Emission Control Warranty StatementLimited Two-Year Warranty

990r specifications

The Ryobi 990R is a powerful and versatile cordless tool that has gained popularity among both DIY enthusiasts and professional users alike. Designed to offer convenience and efficiency, this innovative unit is equipped with a range of features that cater to different applications.

One of the standout characteristics of the Ryobi 990R is its powerful motor. With a robust design, it delivers ample torque and speed, enabling users to tackle a variety of tasks, from cutting through tough materials to drilling precise holes. The motor is powered by a high-capacity lithium-ion battery, which is known for its longevity and quick recharge time. This ensures that users can work longer without frequent interruptions, making the 990R an ideal choice for demanding projects.

Another notable feature of the Ryobi 990R is its ergonomic design. Lightweight and easy to maneuver, the unit minimizes user fatigue, especially during extended use. The integrated rubber grip offers enhanced comfort and control, allowing for greater precision when working on intricate tasks. This commitment to user comfort makes it suitable for both novice and experienced users.

The 990R also incorporates advanced technology that enhances its performance. The unit features variable speed settings, allowing users to adjust the tool’s speed according to the task at hand, whether it’s a delicate job or a high-powered application. Additionally, the tool is equipped with a built-in LED light that illuminates the work area, ensuring visibility in dimly lit spaces and improving overall accuracy.

For added versatility, the Ryobi 990R is compatible with a wide range of attachments and accessories. This allows users to customize the tool according to their specific needs, whether they require a drill, sander, or impact driver. The quick-change chuck system further enhances efficiency, enabling users to switch between accessories in seconds.

Durability is another defining characteristic of the Ryobi 990R. Constructed with high-grade materials, it is designed to withstand demanding working conditions without compromising performance. This resilience is crucial for professionals who rely on their tools for everyday use.

In summary, the Ryobi 990R stands out in the crowded tool market due to its powerful motor, ergonomic design, advanced technologies, and durability. Whether for home improvement projects or professional applications, it offers reliability and performance that users can trust. As Ryobi continues to innovate, the 990R remains a solid choice for anyone looking to enhance their toolkit.