Therefore, the engine will die at full power.

If there is no spark, this indicates that the spark plug is defective and should be replaced.

They are NOT safety glasses. Failure to do so could result in objects being thrown into your eyes resulting in possible serious injury. To keep the engine running, cooler air needs to be brought in, and the heated gases need to escape. Retract the throttle arm slightly and using long-nosed pliers install the throttle cable into the attachment recess.

Note:There are two magnets located on the side of the flywheel, which must be aligned with the base of the ignition module. Do not put any object into openings.

Reinstall the spark plug and reattach the connecting end-cap. After a while, the vacuum will be stronger than your carburetors ability to pump fuel and the engine will die. Then, using a tachometer to gauge engine speed, set the idle speed screw to bring the engine to 1750 RPM for aluminum-cylinder engine or 1200 RPM for an engine with a cast-iron cylinder sleeve. Without electricity, there can be no spark, and hence; no internal combustion. If liquid contacts eyes, additionally seek medical help. If the spark arrestor is clogged, the engine may stall. It has impressive power at the top end and balances moderate power with good runtime on high. If it runs without shutting off again, the vapor lock is causing the problem. A clogged fuel filter is most commonly caused by leaving fuel in the leaf blower for a long period of time. As with the fuel filter, a damaged fuel line can deprive your engine of fuel, causing it to run briefly but die when the throttle is engaged.

If the lever on your leaf blower is damaged or malfunctioning, it will not allow the circuit to be created, and the engine will not turn off.

Remove the throttle cable from the carburetor. Blower service must be performed only by qualified repair personnel. Use safety equipment. Unscrew the cap on the backpack blowers fuel tank. Insert the new pickup nozzle into the end of the fuel line. If the carburetor is clogged, try cleaning it with carburetor cleaner. The blower tubes connect to the flexible portion with the included clamps that serve to guide the control wiring from the motor to the control stick. The wire harness in your leaf blower houses the wires that connect the ignition switch to the ignition coil and protects them from being damaged. Note: leaf blower manufacturers recommend that you clean and/or replace the filter after approximately 20 hours of usage. Common solutions for: Ryobi Leaf blower starts then dies. If the switch is an on/off type it is creating a circuit to the ground when it is off.

Set the carburetor right back into the air-box by performing reverse tracking.

Make sure that all items listed in the Packing List are included.

Our repair guide can help you identify your problem and show you how to fix it with the right part. We put the cordless Ryobi 40V backpack blower through its paces to see how it compares to other models in its class. In either setup, the switch would be the culprit. The function of the fuel filter is to prevent debris in the fuel tank from entering the fuel line and the blowers engine.

Never run the unit without the proper equipment attached. The Ryobi 40V backpack blowers specs made us do a double-take. Keep reading to learn how to use your leaf blower more efficiently and troubleshoot any problems it may have.

Scrub the walls of the tank with the brush and rag. Turn on the engine and allow it to warm up.

Remove, disassemble and clean the carburetor.

When you release the rope, the tabs should retract and the rope should rewind back on the pulley. The circuit opens when it is switched on, allowing the current to flow to the spark plug. Its a bit of a mixed bag for the cordless Ryobi backpack blower. blower

As you will be working near the engine of the leaf blower for this repair, be sure to disconnect the spark plug and empty the fuel tank before you begin the job. If the ignition coil is defective, replace it. Do not use a battery pack or appliance that is damaged or modified. The spark arrestor is a small screen that prevents the engine from emitting sparks. If your blower only runs with the choke on, you probably have an issue with your carburetor. The air filter may be clogged. They also have a commercial line of 82V that includes 600 CFM/150 MPH and 690 CFM/160 MPH models. Battery blowers do not have to be plugged into an electrical outlet; therefore, they are always in operating condition. Copyright 2008-2022 Pro Tool Reviews, LLC. Pull the pickup nozzle and attached fuel up into the tank opening with the metal hook.

The Green Machine 25-inch cordless hedge trimmer has some familiar features and we put [], Move Up To The Husqvarna 525LST For More Torque And Cut Capacity While battery-powered string trimmers are very clearly expanding across the country, many professional crews rely on the power and longevity of a gas engine. Cracks and leaks are some of the most common damages. Retract the throttle arm slightly and using long-nosed pliersinstall the throttle cable into the attachment recess.

If the rewind spring is broken, replace it.

If cleaning the carburetor isnt effective, rebuild or replace the entire carburetor. However, its price is compelling and as their full line continues to improve on the performance side, its worth taking a look at for homeowner use. WARNING:Do not allow familiarity with products to make you careless. Carefully remove the carburetor by loosening the screws. The recoil starter pulley winds up the starter rope when the rope is not in use. As a result, the engine wont start.

The fuel filter might be clogged. A vent on the gas cap allows those heated gases to escape, which prevents the fuel inside the tank and in the fuel system from overheating. Be aware of possible hazards when not using your battery powered blower or when changing accessories. The air filter may be clogged.

The spark arrestor is a small screen that prevents the engine from emitting sparks. Set the gap between the ignition module and the flywheel.

Everyday glasses have only impact resistant lenses.

WARNING:Do not at any time let brake fluids, gasoline, petroleum-based products, penetrating oils, etc., come in contact with plastic parts. The air filter is designed to prevent debris from entering the engine, and over time this debris can accumulate and lead to a clog. Any ideas please?

Dust mask, non-skid safety shoes, hard hat, or hearing protection must be used for appropriate conditions. Follow instructions in the Maintenance section of this manual. PRODUCT SPECIFICATIONSMotor.40 Volts DCAir VelocityMPH110CFM525. Keep adjusting the screw on minor adjustment at a time until the engine runs smoothly at low RPM and at idle. In other words, no current is flowing through the switch. A blower that cannot be controlled with the switch is dangerous and must be repaired.

The flexible part of the tube is a little too short, though. If the compression reading drops off rapidly, take the leaf blower to a mechanic. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time.

In a kill switch setup, the switch normally does not create a circuit that allows the engine to start and run.

Remove the two screwssecuring the base extension to the housing. NOTICE:When correctly assembled, the tube is difficult to separate. Align the fan housing with the holes in the main assembly. Most plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use. Mounting hardware can also loosen under the torque of the engine.

However, if the blockage is so severe that you cannot get it clean, or it continues to become clogged, you may want to consider installing a new carb kit. The two halves should snap together when properly aligned. Note:An ignition gapping gauge is recommended to accurately complete this step. The choke can temporarily solve this problem when you turn the blower on, but as soon as the choke is disengaged your engine will die. To reduce the risk of electric shock, fire and/or serious personal injury.

If your carburetor is damaged, you may need to replace it entirely.

This warping will cause the fuel to stop moving through the entire circuit, and the engine will shut off. Each of us has a different fitness level, of course, and I started feeling the weight on my back after the 20-minute mark. As a result, the engine may stall. With your other finger, press and release the primer bulb several times. Also, check for any perforations in the diaphragm and gaskets. Turn the leaf blower on and turn the screw half turn at a time on either side until the engine starts idling smoothly and does not die. Often you can disassemble your carburetor, clean it, and re-install it to fix this symptom. Do not operate charger with a damaged cord or plug, which could cause shorting and electric shock. Unscrew the retaining bolt and pull gently to remove the air filter cover. All you need is a container of carburetor cleaner to clean the clogged carburetor. The battery can explode in fire. To unclog the spark arrestor, remove it and clean it with a wire brush. Once your carburetor has been unclogged, cleaned, and re-assembled using the carb kit, the engine should run with the choke off. Depress the trigger and check the acceleration of the engine. Following this rule will reduce the risk of serious personal injury. WARNING:Battery tools are always in operating condition. As an Amazon Associate, we may earn income when you click on an Amazon link. Never use blower near fires, fireplaces, hot ashes, barbecue pits, etc. Cluttered benches and dark areas invite accidents. If cleaning the carburetor isnt effective, rebuild or replace the entire carburetor.

Rotate the idle speed screw clockwise until the blower starts blowing on its own.

Do not modify or attempt to repair the appliance or the battery pack except as indicated in the instructions for use and care. Like other blowers, lower speeds are modestly effective. Increase the low-speed screw 1/8 turn clockwise if its still sluggish. Do not use blower while tired, upset, or under the influence of drugs, alcohol, or medication. Our repair information is a general guide to help you, but for more specific repair information related to your model, check your owners manual. However, the lack of a hip strap and restriction across the left side of your body makes us adjust from what were used to. Service or maintenance performed by unqualified personnel may result in a risk of injury.

Use a flathead screwdriver and/or long-nosed pliers to disconnect the fuel lines from the carburetor. Contain long hair. You should see a strong spark between the testers terminals when the engine is cranking. Using compressed air, blow out the extra solvent and rest of the residual from the carburetor ports to ensure the complete cleaning.

Use battery operated blower only with specifically designated battery pack. No. If you discover that your blower is dying after it runs for a little while (basically until it gets hot), your ignition coil may be faulty and will likely need to be replaced.

Do not operate blowers in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.

While routine maintenance and tuning can help extend the life of this device, time and trauma sometimes decide otherwise. Keep hair, loose clothing, fingers, and all parts of body away from openings and moving parts. If the engine on your blower runs then dies, you might need to check the tank vent, ignition coil, or gas cap.

As a result, the engine wont start. Locate the adjustment screw on the side of your leaf blowers carburetor.

Remove the temporary binding rope from the cylinder.

Do not expose a battery pack or appliance to fire or excessive temperature. Stable footing on a solid surface enables better control of the blower in unexpected situations. Keep away from corrosive agents such as garden chemicals and de-icing salts. If you do not have fuel line clamps, you can drain the fuel from the fuel tank. After you apply one of these solutions, the engine should start again.

This can result in your engine dying at full throttle. Store indoors in a secure place that is inaccessible to children. All rights reserved. Wear hearing protection during extended periods of operation. Over time, the spark arrestor can become clogged with soot. Block the low and high mixture screw holes with your fingers, and spray carburetor cleaner through the pickup orifice.

As a general rule of thumb, avoid running a leaf blower on choke for long intervals. Drain any gas that was mixed more than one week ago from the fuel tank into the approved fuel container. Fine-tune until the engine sounds its best. To prevent the machine from ingesting enough contaminants to clog up or wear down the engine, most gas leaf blowers have air filters. However, EGO and Greenworks are no slouches and create a high bar to reach. Then clean the spark arrestor screen inside the muffler, and scrub out the muffler and exhaust port with a brush. The recoil starter assembly engages the crankshaft to turn over the engine. Air filters can be cleaned to ensure they run properly and should be inspected as part of your normal blower maintenance routine. The fuel lines on your blower carry fuel from the tank to the engine. Removing battery pack will prevent accidental starting that could cause serious personal injury. To solve this problem, you can allow the engine to sit for a short period of time, or you can remove and replace the gas cap. Keeping decks and driveways free from grass clippings, leaves, pine needles, and other debris. As a result, the engine may not start. Blow air through the orifice to dry it, and reassemble the carburetor to complete the job. If the engine dies after warming up, it is likely the engine is overheating and automatically shutting down to prevent more serious damage. As a result, the spark plugs will not fire and the engine shuts off. Insert a small screwdriver onto the idle speed screw, which is often set apart from the high- and low-speed screws. Check this too: Best 20 Gallon Air Compressor.

Tighten securely all fasteners and caps and do not operate this product until all missing or damaged parts are replaced. If cleaning the carburetor isnt effective, rebuild or replace the entire carburetor. It has impressive power at the top end and balances moderate power with good runtime on high. In this case, you may have to simply adjust the idle screw, but if your leaf blower is not producing any power without engaging the choke then you will have to adjust the mixture as well. You can find Leaf Blower Air Filters here. Start the backpack blowers engine and allow it to warm up for at least 10 minutes. You need to go up quite a bit in price for those, though. Never use water or any liquids to clean or rinse off your product and do not expose the product to rain or wet conditions. Smaller oak leaves are a pain in the neck and 10.4 Newtons doesnt inspire much movement for the ones caught up in the grass. Read operators manual carefully. But if the carburetor of a blower gets clogged it can restrict fuel supply and allow too much air into the engine. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. If the leaf blower is not running properly at a higher RPM range adjust the screw again until it is running smoothly at both high and low RPM ranges.

Blowers create sparks which may ignite the dust or fumes. Run times of the larger batteries are correspondingly longer.

Your email address will not be published. Such preventive safety measures reduce the risk of starting the blower accidentally. The carburetor of a leaf blower can get clogged due to the following reasons: If the air filter material gets cracked or damaged it can allow dirt and debris to enter the carburetor.

Gravel, sand, and other debris can be picked up by the air inlet and thrown at the operator or bystanders, causing possible serious injuries.

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Eliminate the fuel lines for the complete removal of the carburetor. Ryobi includes a frame, adjustable shoulder straps, a chest strap, comfortable back padding, and hip padding. Locate the latch on the bottom of the battery pack and depress to release the battery pack from the blower.

Over time, the spark arrestor can become clogged with soot.

When the starter rope is pulled and released, the rewind spring recoils the starter rope onto a pulley. I am very pleased with it and work around its foibles like the slightly stiff blower tube. Avoid loose garments or jewelry that could get caught in moving parts of the machine or its motor. If old fuel was left in the leaf blower, drain the old fuel from the fuel tank and replace the fuel filter. Make sure the air filter dries out completely, If it is so filthy as to make it unredeemable, purchase a new one, In either case, when ready, replace the air filter in the unit and replace the cover. The function of the muffler is to decrease engine noise from your leaf blower. Stop the motor, wait until all moving parts come to a complete stop, and disconnect from the power supply before cleaning or performing any maintenance. The ignition module in your leaf blower is also known as the ignition coil.

Following this rule will reduce the risk of electric shock, fire, or serious injury.

If it can easily be twisted apart, the tube is not locked. Remove the retaining screws and remove the side cover from the blower. This can allow air to enter the fuel system which will cause it to die after a short period of running. It is not a toy. Slide the carburetor assembly off of the retaining bolts and away from the engine.

Difficulty starting, rough idle, high idle, false-start, no-start, excessive fuel consumption, fuel leakage: these are the signs of a carburetor in decline.

Would love your thoughts, please comment. The air filter must be cleaned regularly for your leaf blower to perform optimally. Remove all objects such as rocks, broken glass, nails, wire, or string which can be thrown or become entangled in the machine. If the engine is dying in rough fits and shakes, and the starter rope is hard to pull out after the engine dies, the likely cause of the problem is inside the cylinder. Corrosive liquids, water, and chemicals can enter the products electronic components and cause damage, which can result in a short circuit, increased risk of fire, and serious personal injury.

The engine will lose power and you can even seize the engine.

Then, turn it counterclockwise until it slows again. Chemicals can damage, weaken or destroy plastic which can result in serious personal injury.

If the lever becomes damaged or malfunctions during operation, you will not be able to turn off the engine. Use clean cloths to remove dirt, dust, oil, grease, etc. Use only as described in this manual. You can follow the steps for cleaning a clogged leaf blower carburetor above. Check tightness after initial use and retighten if needed. The Ryobi RY40440 needs to show it can compete as an effective lawn care tool. Slide the washer over the motor shaft and seat it into the flywheel recess. Their leaf blowers are highly ranked due to their powerful engine and long battery life. Although the Ryobi RY40440 runs on one 40V battery and kits with a 5.0 Ah pack, there are two active battery ports for more runtime. With our trusty force meter, we measured the Ryobis lower bound at 10.4 Newtons. Follow our repair guide to help you better identify and fix your problem accurately; A lever actuates the ignition switch on your leaf blower.

With that 5.0 Ah battery, we ran the Ryobi 40V backpack blower on high for over 23 minutes not too shabby at all!

EGO and Greenworks both use inline axial fan designs to reduce air friction in its delivery.

Securely attach the new gas tank to the engine with the mounting screws. A damaged lever may also result in your engine being unable to turn on if the damage occurs while the machine is not running. Align the raised rib on the battery pack with groove in the blowers battery port.



APPLICATIONSYou may use this product for the purposes listed below: WARNING:Always remove battery pack from your tool when you are assembling parts, making adjustments, cleaning, or when not in use. Never use blower to spread chemicals, fertilizers, or any other toxic substances. At full throttle, turn the high speed or main jet screw clockwise until the engine begins to slow. Want more? Lean air/fuel is the most common reason for a leaf blower only running on choke. If the wire harness is faulty, it can result in loose or damaged wires. Remove the remaining half of housing from the engine assembly.

If the tube is not in the locked position, it can separate during blower operation. But theres no full hip strap, so your shoulders and back bear the 21+ pound burden instead of your hips.

Ryobi claims that this is one of the quietest blowers industry at just 59 decibels based on their testing methods.

After using blowers or other equipment, CLEAN UP!

Below are some reasons why your leaf blower is running rough; This sticky fuel can clog up the carburetor and cause the engine to run roughly. A moment of inattention while operating blowers may result in serious personal injury. Corrosive liquids, water, and chemicals can enter the products electronic components and/or battery compartment and damage electronic components and/or the battery pack, which can result in a short circuit, increased risk of fire, and serious personal injury. I got the forerunner to this one, the 600 CFM, 145 MPH, model two years ago and it gets used almost every weekend in the lawn tending season. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. Spreading these substances could result in serious injury to the operator or bystanders. Your email address will not be published.

Use a ratchet wrench to unscrew the spark plug; remove the spark plug. Install theFILTERED fuel line (identified in step 5) to theINTAKE pipe of the carburetor (identified in step 6).

Store indoors in a dry area.

Choke supplies too much fuel to your leaf blower engine and this can result in a lot of problems. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury. Adjust handle by loosening handle knob to position handle in desired location. Clean the dust, dirt, or debris by using compressed air, soft bristle brush, and carburetor cleaner solvent for easy and quick cleaning. Many electric blowers have trigger switches that could cause the motor to stay on. This compression is required to keep the piston and crankcase moving, and, without it, the engine cant start.

Please contact customer service or an authorized service center for assistance.

This sticky fuel can clog up the fuel filter and prevent the engine from starting. With the gauge still in place, securely tighten both of the mounting screws. This results in the leaf blower shutting off after running for a few seconds, or the leaf blower not starting at all, or the low performance of the leaf blower. The use of attachments or accessories not recommended can result in serious personal injury. NOTICE:Before each use, inspect the entire product for damaged, missing, or loose parts such as screws, nuts, bolts, caps, etc. To fix the issue, you may be able to clean your fuel filter, but if it is faulty or damaged it will need to be replaced. If the trigger on your leaf blower becomes damaged or stuck, it will affect your ability to control the power of the blower. Please read and accept our website Terms and Privacy Policy to post a comment. Note: You may need to re-adjust the carburetor to get it running with the choke off. Pick up the carburetor and allow as much of the cleaner to drain off as possible.

If the air filter is clogged, the engine will get too much fuel and not enough air. Shorting the battery terminals together may cause sparks, burns, or a fire. Check this too: How Do I Protect My Garage Floor from the Snow? If falling leaves and a faulty blower are threatening to bury youbeneath a pile of debt and debris, its time to face the fix. If the air filter is clogged, the engine will get too much fuel and not enough air. A faulty ignition coil will normally only fail once the engine has run long enough for the coil to become hot.

Store indoors in a dry area. Considering the brushless motors electronic controls, this is almost certainly intentional. For warranty details, visit www.ryobitools.com or call (toll free) 1-800-860-4050. If the carburetor is clogged, it may not allow fuel into the engine, which will cause the engine to run, but die when the throttle is engaged. Readjust the idle speed in the same manner once the low speed is set. I pulled trigger played with it blowing some leaves around and hit turbo.

Remove the fuel lines from the carburetor.

If damaged, have the blower serviced before using. Hello. For the screw marked with L, you will turn it clockwise until it feels tight. Often when there is a malfunction in the ignition module, it is a result of a faulty or damaged wire or a bad connection.

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