This device occupies an important place in the workshop of each owner. Today there are many varieties and brands of screwdrivers, but they all function in the same way. One view from another can differ only in the way power is supplied to the device. Based on this, distinguish mains and cordless screwdrivers. And the other components of the tools are similar to each other.
In some cases, in the process of working with the device, it is necessary to disassemble it with a cartridge. These manipulations are carried out in case of violation of the functionality of the tuning mechanism. This is not quite easy to do. To do this, you should know how to unscrew the chuck on a screwdriver correctly. All models have the same parts, including these. Slight differences can occur only in exceptional cases.
Removal Procedure
Cartridges come in two types - keyless and cam. First of all, to remove it is necessary to prepare tools (screwdrivers, hexagons of suitable size, some heavy object of small size, punch). Be sure to observe safety precautions - wear glasses to protect the eyes from small elements that may fly off during operation. Next, the dismantling process itself begins.
It is necessary to find out exactly what type of chuck is used in each specific tool (with Morse taper, on a thread or on a thread with an additional fixing screw). This can be recognized by the inscription. For example, “1 - 6 B10” refers to the Morse cone, in Russian production “1.0 - 10” and for foreign brands “2 - 13” mm ½ - 20 UNF ”, here the dimensions are written in inches.
The cone-shaped cartridge is removed without much effort. You need to lightly hit him with a hammer, while you should be extremely careful.
How to unscrew the cartridge on a Makit screwdriver?
This is a widely used tool in everyday life. The operation of removing the cartridge is as follows:
- Use a flat-shaped screwdriver to expand the part. It is important to remember that in this model this element is connected to the thread. This is very important in order to unscrew the cartridge on the Makita screwdriver. This brand differs from others in the deep arrangement of the element bolt. Carefully hit the head with a hammer.
- In which direction to unscrew the chuck of a screwdriver? First you need to turn the lock screw to the right (clockwise). He is in the cartridge. Then it is necessary to insert a hex key into it, fix it, turn on the reverse and press the drilling button. In some cases, it is easier to use a bench vise and tap on a key. This method is more risky, and in the process, you can spoil the cartridge. The method is used when it is completely replaced.
- The next step after removing the screw is to remove the cartridge. It is necessary to perform a corkscrew fixation if there is room for a wrench. If not, remove the housing cover.
- In some cases, manufacturers in devices with low power use plastic cartridges. In order to unscrew the cartridge on a screwdriver from this material, additional instructions are needed. When removing the cam part, it is necessary to open the vise with which it holds. Product brand "Makita" has an automatic lock. and cartridges - one-foot.
- The hexagonal part under the bat is dismantled with an adjustable wrench, after inserting the nut inside and performing the manipulations indicated above.
Bosch and Interskol
How to unscrew the cartridge on a Bosch screwdriver? The difference between the Bosch model and the Makita is that the first has an autolot. An element is replaced in the same way as in the previous case - clockwise.
Features parsing screwdriver "Interskol":
- To do this, insert a figure eight hexagon into the cartridge and fix it.
- Make sure that the battery charge is full and the angle of the key is in the down position (parallel to the handle).
- Then you should select the drilling mode and reverse.
- Down the hex key you need to put a solid object (stone, small weight or dumbbell) and turn on the trigger.
- The cartridge is unscrewed by intensive counterclockwise movements.
How to unscrew the cartridge on the Milwaukee?
This product is of high quality, reliability. There is also an additional function - fixing the screw. When changing a cartridge, you must first remove this screw, the instructions do not allow you to do this yourself. Also this unit is equipped with a chuck with quick clamp function. It includes a shallow pitch and 9/16 inch thread. It is recommended to change such a part in special repair centers.
To unscrew the cartridge on a Milwaukee screwdriver, you should first try to remove this element in the usual way:
- It is necessary to open the cams and remove the screw, which consists of the left thread, by unscrewing.
- In the event of an unsuccessful attempt, use a punch to lightly hit the hammer to displace the thread.
- Then follows the hex key eight to press in the fists.
- Switch to reverse.
- You need to turn on the start for a few seconds. In this case, it is necessary to put a solid object under the key.
As a rule, after this procedure, the cartridge is unscrewed, but it may be necessary to insert a flat screwdriver on the side of the element and carefully displace the thread. In rare cases, it becomes necessary to completely dismantle the device with the removal of the gearbox with the spindle.
Hitachi and Bison
Both devices are similar to each other. When unscrewing the cartridge, it must be disconnected from the shaft. This is done quite easily. It is necessary to do standard actions. The screw must be turned clockwise, then remove the cartridge.
How to unscrew the cartridge on the "Makita 627 ld"?
Actions are performed in several steps:
- In this case, you need a flat-shaped screwdriver.
- You will need to turn the screw counterclockwise.
- Hexagon on eight to press the element.
- Unscrew the cartridge without undue effort.
For this model, other parts from foreign manufacturers (for example, Deko cartridges) are also suitable. You just need to connect the parts in the reverse order.
How to spin a cartridge on Divolt-220 and Nikkey
This tool is network powered. It is equipped with a key cartridge. To remove such an item, you must:
- push the fists as deep as possible to open the bottom;
- unscrew the screw (on the left thread);
- in order to prevent the spindle from rotating, fix the element (using the key from the chuck or wrap the tool with a rag) and clamp it in a vice;
- then unscrew the screw;
- remove the cartridge without extra effort.
If the attempt fails, you must remove the housing cover, and then lock the spindle inside.
Important note. Be sure to disconnect the device from the network before replacing the element. There is no need to turn on the tool for this process.
To unscrew the cartridge on a Nikkey screwdriver, just study the previously given instructions. The principle of removing elements for all of these models is similar. If you understand one of them, then you can easily cope with any unit.
Recommendations and Tips
How to unscrew a jammed chuck on a screwdriver? To do this, pour grease into it, for example, WD-40. Wait about five minutes for it to penetrate into all holes and grooves. To make this happen faster, you can use a hairdryer. Warm the cartridge with it and then lightly hit the cams with a hammer from all sides.
It is important to know that the cartridge is unscrewed only after cooling the device. It will be very difficult to remove an element from a heated tool, because the elements are firmly fixed in the socket.