How to Replace a Fuel Line on a Ryobi Gas Trimmer
- Empty the Gas Tank Remove any old gas still in the tank. Pour it into an approved container. Start the trimmer and let it run out of gas.
- Remove Retaining Screws Remove the four retaining screws holding the air filter/muffler cover in place. ...
- Unscrew Primer Bulb ...
- Remove Carburetor Screws ...
- Unhook the Lines ...
- Remove Return Line ...
- Insert Wire and Fuel Line ...
- Repeat With Return Line ...
How to tune up a Ryobi Trimmer?
How to Adjust a Ryobi Trimmer Carburetor
- Locate the idle-adjustment screw on the Ryobi trimmer. On the four-cycle Ryobi, the idle adjustment screw is directly below the primer bulb.
- Start the Ryobi engine, and hold the trigger to allow the engine to stay at a high throttle speed for one minute.
- Release the trigger, and allow the engine to idle. ...
- Start the engine again, and test the idle. ...
How to fix the starter on a Ryobi Trimmer?
To solve the problem, this is how to start a Ryobi 2 cycle trimmer correctly:
- Add correctly mixed gas and oil as not doing so can cause the trimmer to stop working. ...
- Press the “PRIME BULB” about seven to ten times to prime the engine
- Set the choke to full position
- Squeeze the throttle then pull the starter rope until the engine starts
- Slide the choke to half position and allow the engine to warm for about 30 seconds
How to restring a Ryobi Trimmer?
- Turn off the Ryobi trimmer.
- Hold the spool of line in one hand and rotate the bump knob counterclockwise.
- Remove the knob.
- Let the trimmer come to a complete stop.
- Locate the two opposite tabs on the sides of the spool retainer.
- Pull up on the old spool to remove it.
How much oil is need for a Ryobi weed trimmer?
Ryobi recommends a 50:1 mixing ratio of gasoline to oil for its two-cycle string trimmers. That translates to 2.6 ounces (76 milliliters) per gallon (3.8 liters) of fuel. You usually don't have to measure this quantity of oil yourself because two-cycle oil comes in premeasured bottles. To mix the oil and gas:
How to remove the carburetor on a Ryobi?
How to unhook a carburetor?
What to do if you can't reach carburetor nozzles?
Can you use unleaded oil on a two cycle engine?
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How to stop Ryobi string trimmer?
Disable the trimmer by disconnecting its spark plug wire, unplugging it from an electrical outlet or removing its battery.
How to feed string to a trimmer?
Feed the end of one of the 11-inch lengths of string into one of the holes on the side of the trimmer's head, and push the string through until about 1 inch of string protrudes from the top of the head. Remove all old string that comes out of the hole when you feed in the new string.
How long is trimmer string?
Cut two 11-inch lengths of trimmer string from a roll. Use either 0.095- or 0.105-inch-diameter monofilament string.
What happens if you use a string trimmer?
Use only the string recommended for the string trimmer's head. If the string is too wide, it won't advance and may overwork the trimmer. If it's too thin, it won't cut properly.
How to wind a string around a spool?
Hook the center of the piece of string to the notch in the center of the spool, and wind both ends of the string around the spool in the direction of the arrow imprinted on the top of the spool. Stop winding when 6 inches are left on each end of the string.
Why Is the Cutting Head of the Ryobi String Trimmer Not Spinning?
The cutting head of a Ryobi string trimmer sustaining damage and performing poorly as a result is not surprising. That kind of thing tends to happen with tools that are used a lot.
How to loosen a trimmer head?
Grab hold of the trimmer’s shaft now and then use your other hand to grasp the cutting head. Proceed to jostle the cutting head in place to loosen it up. If jostling isn’t enough, you can also try pulling up the cutting head.
What Are Other Common Problems That Can Affect a String Trimmer?
The problems that can affect your string trimmer go beyond the cutting head. A clogged air filter can prevent your string trimmer from working as intended. You may also not be using the choke properly and that could cause the trimmer to stall.
What to do if something is wrong with the drive shaft on a string trimmer?
If something’s wrong with the drive shaft, the cutting head on your trimmer won’t be able to do its job. Sadly, you don’t have a lot of options if the drive shaft is the problematic component of your string trimmer. The best thing you can do is replace the drive shaft so the cutting head can be engaged again.
What causes a string trimmer to stall?
A clogged air filter can prevent your string trimmer from working as intended. You may also not be using the choke properly and that could cause the trimmer to stall.
Why are string trimmers important?
The best way to summarize the importance of string trimmers is that they cover for the shortcomings of lawnmowers. String trimmers excel at cutting the blades of grass growing near fences, houses, and trees. Use them to make more precise cuts around your lawn.
How to unscrew a bump knob?
Once you find the bump knob, go ahead and remove it. You can try to unscrew the bump knob. Try to unscrew it by turning it counterclockwise with your hand. If that doesn’t do the trick, consider using some pliers to grip the bump knob better then turn it again.
How to disconnect fuel line from carburetor?
Disconnect the incoming fuel line from the carburetor. The line should pull away from the carburetor inlet relatively easily ; however, long-nosed pliers may be used to disconnect the line (as necessary).
How to get fuel filter to fit in fuel line?
Use a large screwdriver to press (down) on the center (plastic) portion of the fuel filter while pulling firmly and steadily on the fuel line (from the bottom). Continue this motion until the fuel filter/line is fully seated within the mounting hole.
What is the purpose of a fuel filter on a trimmer?
The fuel filter mounts inside your trimmer's fuel tank. Its purpose is to filter out tiny particles and debris before they can enter the carburetor (potentially causing significant damage). Maintaining the trimmer's fuel filter is an important part of its overall performance and longevity.
Where do you pass the tapered end of the fuel line?
Pass the tapered end of the fuel line through the opening in the back of the carburetor mounting assembly.
How to replace fuel lines on Ryobi?
You can replace the fuel lines on your Ryobi quickly and get your trimmer operating again. Open the fuel tank, and pour the remaining fuel in the tank into a fuel container. If the fuel is clean, you can reuse the fuel after you replace the fuel lines. Cut the bottom straight portion of a metal clothes hanger with tin snips .
How many fuel lines does a Ryobi trimmer need?
You can replace the fuel lines on your Ryobi quickly and get your trimmer operating again. You'll need to replace two fuel lines. One is the fuel supply line. This line has the fuel filter on one end in the fuel tank. The line runs to the left side of the carburetor. The other fuel line is the return line that returns unused fuel from the carburetor back to the fuel tank.
How to put fuel line in a gas tank?
Insert the fuel supply line into the fuel tank and through the grommet on the side of the tank. This grommet will be tight; you will need to use some force to get the tip past the grommet. Keep pushing the line through until there is 1-inch sticking past the outside of the tank that you can grab with your fingers.
How to put a fuel tank end in a fuel tank?
Place one end of the return line to the port beside the primer bulb. Insert the other end through the fuel tank. The fuel tank end will only go ¼ inch into the fuel tank.
How to get fuel line out of carburetor?
Pull the line off the carburetor port with your fingers. Grab the line under the fuel filter, and pull the line through the tank and away from the trimmer. Open the fuel tank, and pour the remaining fuel in the tank into a fuel container. Follow the fuel line that the filter is on to the carburetor. Locate the return fuel line that connects ...
Where is the return fuel line on a fuel tank?
Locate the return fuel line that connects from the right side of the primer bulb to the fuel tank. Pull the line away from the area of the primer bulb, and pull the line away from the fuel tank.
How to make a fuel line for a car?
Cut the bottom straight portion of a metal clothes hanger with tin snips. Bend the last 1-inch of one end to a hook with a pair of needle nose pliers. Insert the hook end of the piece of metal into the fuel tank, and grab the fuel line.
How to wind a trimmer line?
Insert the two ends of the trimmer line into the two small holes near the center of the spool. Pull the ends through the spool so that the resulting loop on top of the spool is as small as possible. Look for the arrow on the bottom of the spool that indicates which direction to wind the line.
How to remove a 095 string trimmer?
Remove any leftover string out of the inner string spool. Cut a 40-foot piece of .095 stock trimmer line from a stock spool with a pair of household scissors or utility knife. Hold the string spool with the bottom of the spool facing you. The top of the spool has tabs that hook into the outer housing.
How to remove a spark plug from a spark plug?
Step 1. Unplug the spark plug wire from the spark plug with your fingers. Hold the outer spool in one hand, and turn the bump knob counterclockwise with your other hand. Remove the bump knob, and pull the inner string spool out of the outer spool. There is a spring on the top of the inner spool. Pull the spring off and set it aside.
What is a Ryobi 790R?
The Ryobi two-cycle 790R trimmer is a combination brush cutter and grass trimmer. Replacing the string on the Ryobi 790R is different from most string trimmers.Instead of just having one end of string, the 790R uses one string with two ends.
How to wind a spool of arrows?
Place your index finger between the two pieces of line, and tightly wrap the line around the spool in the direction of the arrow. Your index finger will keep the two pieces of line from overlapping each other as you wind. Continue winding the line until there is only 6 inches of line left on each end.
How to remove the carburetor on a Ryobi?
Remove the screws and the washer. Pull off the choke lever and metal plate. If your Ryobi has them, remove the limiter caps on the carburetor.
How to unhook a carburetor?
Reach into the carburetor with the needle nosed pliers and unhook both the gas tank line and the return line from the carburetor's nozzles. Open the gas cap, reach into the tank with the pliers, and pull out the fuel filter and fuel line through the tank.
What to do if you can't reach carburetor nozzles?
If you can’t reach the carburetor’s nozzles on your model, you may also have to remove the carburetor to change the fuel line to complete your gas trimmer fuel line repair or replacement.
Can you use unleaded oil on a two cycle engine?
This can lead to burning out other parts, like the cylinder, piston seals and crankcase. Only use freshly mixed unleaded fuel and high quality, two-cycle engine oil to ensure the maximum performance from your engine.