How to remove the spool from an electric grass trimmer

Changing a line in a trimmer: 2 simple ways

Lawn trimmer is a useful tool for your home and garden. Many people own and actively use it, but not everyone knows how to change the line in the trimmer, especially at first.

In this instruction, we’ll go over the entire replacement process step-by-step. Looking ahead, there are two ways to fill a trimmer spool with fishing line. There is no fundamental difference, the difference is that in the first case one line folded in half will be threaded, while in the second case there will be two sections of such line.

Types of trimmer heads for reels

The main element of a trimmer is a mowing head, which is a cylindrical body with a spool (bobbin) inserted inside. A fishing line (cord) is threaded into it. Heads differ in the way they feed and thread the line. There are three types of heads:

How to take the spool cap off of your electric weed wacker / weed eater /string trimmer

• Automatic. The filament feed takes place after the user has reduced the engine speed. Automatic cord feed is very convenient when you need to do a lot of work. The disadvantage of this head is the high thread consumption.
• Semi-automatic. Using such a head does not require the user to perform any complicated manipulations. The way it works is that the line starts to extend automatically while the grass trimmer is running at full speed. You just need to bump the head of the machine on the ground slightly (this will remove the blocking of the line), and the cord due to the centrifugal force will move out of the bobbin. Then the fishing line is cut to the required length with a knife, which is located on the protective cover.
• Manual. To extend the cord, you need to stop the machine. After that, the fishing line will need to be pulled by hand.

Types of trimmer spools

How to repair the grass trimmer’s mowing head

In this article, we will describe in detail the procedure of how to remove the grass trimmer spool. The step-by-step instructions with the attached video will help a beginner and an experienced user to independently remove the element of the system and clean it or replace it with a new one. Before you remove the grass trimmer spool, it must be muffled. for gasoline models, or power off. for electric trimmers. We will demonstrate one traditional disassembly scheme, but different models of trimmers may have a different way of attaching the coil to the tool. With your own hands you will be able not only to remove the old coil sample, but also to replace it with a new one, if such a need arises. So, step by step scenario:

• Unplug the machine or turn off the engine (for chain saws).
• Carefully remove the spool cap that holds the coil spring in place.
• Press down on the latches symmetrically located on both sides with one hand and carefully remove the cover with the other.
• Look for the hole in the cup on the side or top of the gearbox and align it with the hole in the hub of the shaft.
• Using a hexagon wrench or a metal rod. put it through the hole in the reducer, avoiding possible rotation of the shaft.
• Remove the mowing bobbin, on which the line is wound.
• At the bottom you will see a slightly sunk screw. It can be unscrewed with a Phillips screwdriver or slotted screwdriver.
• Hold the head body with one hand and unscrew the screw with the other, counterclockwise.
• We easily remove the mowing head by slight rocking. Even if it is a bit stuck, you have to gently apply more force and with the same jiggling. remove it. Often the movements are made in the hand of the clock, but there are also spools that are unscrewed in the other direction.
• Assembly is carried out in the opposite sequence.

It is necessary to remove the bobbin when it is damaged, when the line is wound (which is undesirable and indicates an illiterate choice of tackle), and when it is necessary to wind a new cord on a new reel or to replace the cutting tackle. The grass trimmer reel is always at a low price in the KosiKosa store.

How to disassemble the grass trimmer gearbox

In order to dismantle the gearbox of the grass trimmer you must.

• Remove the reducer from the pipe by loosening the two coupling bolts under the reducer.
• Wash the reducer with a brush, for example, in gasoline without oil and dry it.
• Use needle-nose pliers to bring the ends of the circlip together and remove it.
• To remove the second locking ring in the same way.
• Then it is necessary to heat strongly the gear housing trimmer for grass, brushcutter gearbox or gearbox lawnmower industrial (technical) hair dryer at an output air temperature of 600 ° C.
• After that, by strong blows with a wooden bar on top of the gearbox housing, knock out the drive shaft with the bearing and pinion (first it is worth trying to knock out the bearings without heating). You should only hit with a wooden bar, because with a metal, for example, a hammer can break the housing.
• The same way we remove and the drive shaft with bearings and gears (strongly heat the place where bearings sit and blows of a wooden bar on the housing coaxial to the shaft, knock out the shaft with two bearings and gears). How to disassemble the gearbox of grass trimmer, lawn trimmer gearbox and brushcutter gearbox. To keep the heat off, you can try using a puller.

Grass trimmer reducer assembly is performed in the order reverse to disassembly (assembly after purchasing and replacement of defective parts). Assembling the gearbox is much easier than taking it apart. everything is literally assembled with your fingers. Sometimes it is necessary to lightly tweak something, install the retaining rings and check whether the drive shaft rotates by hand.

If you have decided to replace the gearbox of the grass trimmer with a non-original one, you should pay attention to the diameter of the pipe the gearbox is designed for (often 25.4 mm or 26 mm), the diameter of the drive shaft (often 8 mm), the size of the drive shaft square (often 5 mm or 9-tooth star) and the fastening of protection on the gearbox, and also on the nut (with left thread, often M10x1).25).

Learning how to wind the line correctly on the grass trimmer reel and lawn mower installation instructions

Owners of private homes know how necessary is such a type of tool as a trimmer for the grass. It can be gasoline and electric, and they differ in the design of power units. For mowing grass in areas where there are rocks, trees and other obstacles, a fishing line is used as a cutting device. This consumable wears out during use, so how to wind the grass trimmer’s spool, we will consider in detail in the article.