How To Repair The Pull Cord On A Stihl Leaf Blower

Recoil pull cords are the old school method of starting small engines and pull cords are all the same being used in newer leaf blower models. Pull string mechanism is attached directly to the engine of your foliage blower and as you pull the starter cord, it causes the engine to plough over and showtime running. But a common consequence with the pull cords is that sometimes your leaf blower's pull string will get stuck and information technology won't pull. When a pull string gets stuck, your leaf blower volition not start until you fix the problem. So how can yous repair a leaf blower when the pull cord won't pull?

The leaf blower pull cord that is stuck tin can be repaired by fixing i of the following problems:

The pull cord has gotten tangled or damaged
Oil is trapped in the leaf blower'due south combustion bedroom causing a hydro lock
Spring inside the pull starter assembly is not working properly
The engine has seized

Your foliage blower's pull cord might be hard to pull due to any of the higher up-mentioned problems and to get to the root of the problem, you volition have to advisedly inspect your leaf blower's recoil starter mechanism. Information technology tin can be hard to find information regarding fixing a leaf blower starter cord that doesn't pull. That is why in this article we are going to guide you on how you can repair a stuck pull cord on your foliage blower.

Contents

1 Tangled or damaged pull cord
- 1.one ● Step 1
- 1.2 ● Step ii
- i.3 ● Footstep 3
- 1.four ● Step 4
2 Oil in the combustion sleeping room causing a hydro lock
- ii.ane ● Pace i
- ii.two ● Step 2
- 2.3 ● Step 3
- 2.iv ● Step four
- 2.5 ● Step 5
- two.6 ● Step 6
3 Spring inside the pull starter associates is not working properly
- three.1 ● Step one
- 3.2 ● Pace 2
- three.three ● Step three
- iii.4 ● Pace 4
- 3.5 ● Step 5
4 The engine has seized
5 Determination

Tangled or damaged pull cord

This is the most mutual reason for a stuck pull cord. The cord can get tangled onto itself or somewhere inside the pull starter housing. A tangled pull cord is either going to not pull at all or information technology is going to pull halfway until it gets stuck over again. If a pull string is not pulling out fully, it won't be able to plow the engine enough to start it upward. Luckily, untangling the pull cord is not too difficult and all y'all accept to do is admission the pull cord by removing the pull starter housing. But the procedure of removing the pull starter housing and the pull cord can vary. Either way here is how y'all can repair a tangled upwardly foliage blower pull cord that is not pulling:

● Step 1

The first affair is, you have to remove the pull starter housing to access the tangled or damaged pull rope. At present there are a few ways to remove the pull starter housing of your leaf blower. In some leaf blowers, you can simply remove the pull starter housing directly without having to remove the side cover past removing the screws holding the pull cord housing in place. While in some leafage blower models the pull starter mechanism is located within the side embrace which can also be removed easily by removing three-4 screws belongings the side comprehend in place. Then some leaf blowers require you to take apart the impeller and the engine cover to access the pull starter housing. You tin refer to the user manual of your leaf blower to locate and remove the pull starter assembly.

● Step 2

With the starter cord assembly removed, audit the pull cord to see if there is a knot or if the cord is tangled onto itself or if information technology may take come up off the reel on which it is supposed to wrap effectually when the pull string retracts. You can utilize a screwdriver to assist you in untangling a badly tangled pull rope. If yous find strands coming off the pull rope, then it is a sign that the pull rope is damaged and needs replacing considering the strands tin can go caught within the starter mechanism and make it difficult to pull the rope. If you have to supplant the damaged pull cord (you can find pull cords hither) yous tin can do that using the following method:

Apply pliers to remove the damaged pull cord from the reel and go a replacement pull rope with the same thickness as the old one.
Put the new cord through the aforementioned hole in the pull starter reel where you took the former rope out from. Make sure to put the rope through the superlative of the rope then it comes out from the bottom.
Tie a knot at the end of the rope after putting it through the hole to stop it from slipping out, making sure that at that place is a little rope left after the knot as possible. You can cutting off the excess rope later the knot to prevent the extra rope from getting stuck.
Now put the other end of the rope through the within of the hole in the pull string housing then that it comes out of the pull string housing. This is the terminate you are going to attach the pull handle as well.

Annotation: Some pull starters have a screw on the reel secure the string along with a hole. So if that is the case with your leaf blower, brand sure to put the cord around this spiral also.

Y'all can discover replacements pull cords or total Starter Assembly here.

● Step 3

Finally, all you have to do is simply wind the pull starter machinery up until the rope winds up onto the reel and if y'all installed a new pull cord, simply attach the handle at the other end of the rope outside the pull cord assembly housing.

● Step iv

Test the pull cord associates by pulling the rope a few times to see if it pulls without sticking and simply reattach the pull cord associates housing back onto the foliage blower.

Make sure not to get out actress cord hanging after tying the knot with the starter pulley as this tin also result in the cord getting tangled and you will have to repeat the whole process all over once again. When installing the new rope, brand sure to cut the correct length of new rope and then that there isn't whatever actress rope hanging after the pull starter assembly winds up. And you tin exercise that past attaching the pull handle in such a way that there is no limp rope left outside of the pull starter housing.

Oil in the combustion bedchamber causing a hydro lock

Sometimes besides much oil can make its fashion into the combustion chamber or the head cylinder of a leaf blower that it doesn't leave any room for the piston to move inside the combustion sleeping room. This scenario is known as hydro lock equally it stops the piston from moving. A hydro locked leaf blower is not going to allow yous to pull the starter cord at all. If you want to exist sure that it is the hydro lock that is non allowing you to pull the starter rope, look for signs of engine oil leakage from the exhaust of foliage blower. If the caput cylinder of a leaf blower has too much oil in it, then information technology volition try to seep out from the exhaust. Now the engine oil can brand its way into the combustion chamber due to many reasons. You might have overfilled the engine oil reservoir causing the engine oil to get inside the combustion chamber. Or you might take simply held the leaf blower in an awkward position that might accept acquired oil to seep into the combustion sleeping accommodation.

No affair what acquired the engine oil to achieve the combustion chamber, it is important to remove it if you want to exist able to start your leaf blower. You tin repair a hydro locked leafage blower engine by following these simple steps:

● Step one

To become rid of the backlog oil in the combustion bedroom of your leaf blower'southward engine, you accept to remove the sparkplug and drain the oil through the sparkplug hole. To remove the sparkplug of your foliage blower you have to locate information technology first. Luckily most foliage blowers have their sparkplug located such that you can remove them without having to remove any protective covers. In the majority of cases, you will find the sparkplug on superlative of the leaf blower nearly the handle.

● Step 2

Remove the sparkplug kicking that covers the sparkplug of your leaf blower and you should exist able to see the sparkplug underneath it. To remove the sparkplug, accept the correct sized socket, fit information technology on the sparkplug and merely turn the socket until the sparkplug becomes loose. Remove the sparkplug from the foliage blower engine and place it somewhere clean.

Notation: Make sure to keep the sparkplug boot away from the sparkplug hole when the sparkplug is removed to forbid any oil from getting into the kick.

Note: If your sparkplug does not look ok exam it and if needed replace information technology. You tin find a sparkplug tester here. You lot can find new sparkplugs here.

● Step 3

With the sparkplug removed, the sparkplug hole will human action equally a bleed to remove the excess engine oil from the combustion chamber. And to button the oil out from the combustion chamber to gear up your hydro locked leaf blower, merely pull the starter string of your leaf blower. Information technology might take a little force to pull the cord just you will find oil coming out of the sparkplug pigsty when you pull the starter string. Go along pulling the starter cord speedily until engine fluid stops coming out of the sparkplug hole. This means that you take fixed the hydro lock and your leaf blower's engine is free from excess oil in the head cylinder.

Notation: Oil might too come out of the muffler of your leaf blower as you pull the starter cord and so don't panic if you run into oil coming out of the frazzle as well.

● Step 4

Once you lot are sure that all the oil has left the combustion chamber spray some quick first fluid into the sparkplug hole to help the engine to plough over easily. Make sure you spray the quick start at an angle to make sure it gets to the cylinder.

● Step 5

Fit the sparkplug dorsum into the sparkplug pigsty after cleaning the oil from the hole and reconnect the sparkplug wire onto the sparkplug.

● Step 6

Try to get-go the leaf blower and with quick outset fluid in the cylinder caput, the leaf blower engine should startup afterwards a few pulls. Now don't panic if yous meet a lot of smoke coming out of your leaf blower's exhaust because leftover oil in the combustion chamber is existence burnt up resulting in excess smoke. Keep the leaf blower running until the smoke clears out.

The hydro lock can as well exist caused by excess fuel getting into the engine of your leaf blower and yous tin can use the above-mentioned steps to remove excess fuel from the leaf blower engine equally well. Yous can avoid hydro lock by making sure that yous are putting the correct amount of oil inside your leaf blower and when using the primer, brand sure not to pump and so much fuel into the cylinder that it ends up being hydro locked.

Spring inside the pull starter assembly is not working properly

The pull starter on your leaf blower uses a bound to air current upwards the rope after you lot have pulled information technology. Merely if the spring gets broken, the pull starter machinery can get stuck and you won't be able to pull the starter cord. Now dissimilar the pull string that can exist replaced without taking the whole pull starter assembly apart, you will have to remove the complete starter assembly to supersede the spring. It tin be hard to detect the correct sized leap that would fit your leaf blower's pull start kit. So information technology is best to replace the whole pull starter assembly. After yous accept found the correct pull starter assembly for your leaf blower hither is how you can supercede it:

● Step 1

Remove the starter assembly from the foliage blower and place it on a tabular array.

● Step two

Make sure to remove all the tension from the pull starter assembly before removing the screw on the starter assembly. And to do that simply remove the rope from the pull handle and allow the spring unwind. In example of a cleaved or stuck jump, the starter assembly might not unwind on its own, and in this example, you will have to manually plow the assembly in the direction where the cord would unwind from the reel to make sure the spring is not wound upwards when you lot remove the assembly as it can flare out and cause an injury. If the assembly is broken y'all can notice a new starter assembly here.

● Footstep 3

Now all you have to do is simply undo the screw in the middle of the pull starter associates and tap the starter assembly housing on a tabular array to safely remove the assembly from the housing. You should avoid removing the assembly directly considering the leap tin flare up very rapidly and it tin be dangerous.

● Pace 4

After advisedly removing the bad spring along with the starter assembly, fit the new starter assembly into the pull starter housing making sure the hook on the leap of the new associates fits onto the slot in the housing. Now tighten up the screw in the middle of the starter associates to hold the new assembly to the housing.

● Step 5

Now but put the pull cord of the new pull starter associates through the pigsty for the cord in the housing, adhere the handle to the end of the rope and fit the housing back onto the leaf blower and you lot should be able to pull the starter cord without any problem.

You can just replace the damaged jump as well instead of replacing the whole starter assembly. But it can exist difficult to detect the correct-sized bound and installing the leap into the starter assembly tin can be extremely hard. If the assembly is broken you can find a new starter associates here.

The engine has seized

If a leaf blower has been running without proper lubrication and so it can seize up and the piston volition stop moving inside the cylinder. In this case, the pull string will also get stuck and won't pull since the piston has seized against the cylinder walls. Unfortunately fixing a seized leaf blower can be costly and it usually requires help from a mechanic because specialized tools are needed to gear up a seized leafage blower engine. Simply if your leaf blower has run out of oil while it has been sitting and not beingness used you might be able to fix information technology by adding some engine oil to information technology and pulling the starter cord again to run across if the engine turns over. But in near cases, a seized leaf blower engine will crave a consummate engine rebuild.

Y'all can discover good leaf blower oil hither.

Determination

At present that you lot know the possible causes and fixes for a stuck leaf blower pull string, yous can hands diagnose and repair your foliage blower's pull starter associates at home. Keep in mind that some leaf blowers might have a slightly different pattern, making the repair procedure different for each leafage blower model. But the basic working machinery of the pull starter mechanism for each type of leaf blower is the same and you can use the above-mentioned repairs to set your leaf blower's jammed pull cord.