Homeliness, Tools and equipment
Makita perforator: characteristics and customer reviews. The most common failures of Makita 2450 and their elimination
It is very convenient when one power tool can replace several analogues at the same time. Thus, the Makita 2450 puncher will perform the functions of a drill, with its help it is easy to mix various solutions, to block plaster or even to dismantle walls. The popularity of this model in Russia is simply off scale. In addition to good technical characteristics, the Makita HR 2450 has one more advantage: it can be easily repaired if necessary by yourself. For this you need to familiarize yourself with the technology of this process.
general characteristics
Makita HR 2450 FT is known as a productive and relatively inexpensive tool. It is used both by professional repairmen and by domestic craftsmen. Among the Makita network hammers in the category HR 2450 FT is considered one of the easiest tools. It is well balanced, so it's easy to use.
The original HR 2450 from Makita, according to user feedback, is long-lived. Its dust protection system provides construction and repair work without the foreign parts and objects falling into the internal parts.
The possibility of repairing at home gives Makita HR 2450 FT from the range of similar equipment. In order not to damage the systems of a perforator, repairs must be carried out according to a certain scheme, considered further.
Specifications
Makita 2450 has a number of characteristics that determine its popularity.
The drills are fastened in the cartridge with the help of an effective SDS + system. The perforator can perform the functions of drilling, impact drilling and crushing. It is possible to switch between 3 modes of operation. Power supply is 780 watts. For switching with the network, a 4 m long cable is included.
There are also additional functions for the Makita 2450. The characteristics specified in the instruction note the presence of a reverse, a fuse, a lock of the start button. Also note the electronic speed control.
The cause of the failure is a fake
The failure of the presented equipment can occur for various reasons. Most often this is the achievement of the working limit of the Makita HR 2450 parts, when the perforator breaks down due to its long service life.
However, in various sources there is a rather large amount of feedback from users reporting the failure of their power tools in the first year of operation. At the same time, in the process of repair, the Makita HR 2450 rotary hammer can make a cracking noise, it gives off an unpleasant smell of burning.
This is a common situation in counterfeit copies of technology. Due to the great popularity of this model, many substandard counterfeits appeared.
First, the real HR 2450 perforator is produced in China. If another country is listed on it, it is definitely a forgery. Secondly, all components must comply with the description. The power cord should be not less than 4 m, the handle is cut off (and not made of plastic), all the details in the suitcase have their designation. The serial number must also be indicated on the instrument.
If, at the first start, the Makita 2450 puncher cracks, an unpleasant smell emanates from it and eventually it breaks down after several uses, it's a substandard fake. Evidence of this fact can be identified by careful examination of the product.
When it is advisable to repair Makita 2450 independently
Repair Makita HR 2450 in the service center will not be cheap. Workers produce maintenance and replacement parts for a particular system, which involves a large expenditure of time and resources. Sometimes it's cheaper to buy a new Makita 2450 than to repair the old one. Licensed parts are expensive.
Even basic maintenance (oil change, cleaning of components) will take a lot of time in the service, and the payment will be too high.
Even without much experience in repairing or cleaning such equipment, you can perform basic actions yourself. Adhering to the scheme of assembly and disassembly, as well as recommendations for replacing the components of the system, almost everyone will be able to fix the puncher of the presented model at home.
Technology of repair
In order to repair or clean the equipment if necessary, the Makita 2450 puncher should be disassembled correctly.
First it will be necessary to remove the cartridge, after which the speed selector is disassembled. After dismantling the button Makita HR 2450 perforator is inspected inside, carry out repairs in the gearbox area. In the event of a malfunction in the engine, it must be dismantled and repaired (replaced).
During maintenance, the old grease and worn-out rubber components of the internal components change. After carrying out the necessary manipulations, the parts return to their places in reverse order dismantling.
The most frequent breakdowns occur in the area of the cartridge, the mode switch and in the tool body. To properly perform the required actions, each of these nodes must be checked one by one. The technology of performing the repair must be studied separately for each of these sections of the perforator.
Cartridge
The cartridge can be disassembled with a flat screwdriver. You will need to remove the rubber boot. To do this, press the cover of the cartridge. The circlip is dismantled. Then, the lid is removed. After it, dismantle the metal ring, locking in the barrel body ball fixation drill.
He gets it, and then a metal washer, a conical spring, is removed. If the drill is not automatically fixed, then the parts are worn out and need to be replaced.
After that, the ball from the cartridge Makita 2450 is densely lubricated with new oil. The conical spring must be inserted with a narrow end to the resistor. This element is pressed by the guide washer. The ball is fixed in the hole. The remaining parts are assembled in the reverse order.
Mode switch
The Makita 2450 rotary hammer can with time either not turn on one of the modes, or arbitrarily switch to another type of work. This is sooner or later due to the abrasion of metal pins.
For disassembly with a screwdriver, a T-lock is removed. Carefully podzhav her legs, get the button. It is necessary to hold the red retainer so that the spring does not pushed it out.
The lock knob rotates to the far left position. It comes with a spring. A rubber ring is removed from the handle.
The worn parts change. Rubber ring and metal pins are treated with grease. Next, reassemble in reverse order. The ring is put on the handle. Then, the spring and lock are inserted. Set the switch to the gearbox. It must be directed to the sector between the combined operating mode and impact. The switch will not be fully inserted at the beginning. Then it is rotated to the drilling mode and further. After such actions the switch should be turned clockwise and insert the latch to the end.
Gearbox body
In order to disassemble the Makita HR 2450 network puncher in the body area, it is necessary to lift its barrel upwards. The tool is pressed against a stable surface. The shell is well grasped and pulled upward. So the details can not fall out.
Further possible failure nodes are checked. Cleaning and replacement of old grease are carried out. Then the casing is put in place. All components must be in the same places.
The body can be cleaned with kerosene, gasoline. Returning it to its original place, it should be noted that the switch should not be in the case at the same time.
To understand where there might be a breakdown of the site in question, you should familiarize yourself with the most common faults.
Damage to the gear housing
If the puncher is of original production, its body is worn out very soon. After a long time, certain malfunctions may occur.
If the case was removed together with the needle bearing, then its seat was badly worn. In this case, its replacement is necessary.
Damage to the Makita 2450 perforator in this assembly, requiring such radical action, is revealed in the worn-out condition of the intermediate shaft seat.
Also, if a rubber ring is damaged in the gearbox, it can only be replaced with the housing. This procedure will require breakage of the mode switch holes.
Customer opinions
In various sources, there are a variety of user feedback on the technique. Due to its popularity, there are both positive and negative reviews.
In recent years, the cases of fakes Makita 2450 have become frequent. Reviews about this product are the most negative. Experts also note that a quick breakdown can occur due to improper operation or maintenance of equipment.
Customer feedback notes the good resistance of the puncher presented to the shocks. There is a good balance, convenience of work. The device is able to perform its functions for a fairly long time.
Many people like its universality. A large number of functions performed by this puncher make it simply irreplaceable in the process of construction and repair work.
Many users note the great durability of such professional equipment. Makita HR 2450 is relatively cheap to maintain.
In general, according to user comments, this is a high-quality, durable, versatile and relatively inexpensive power tool. Original punchers are characterized by increased strength and reliability.
After familiarizing yourself with the Makita 2450 perforator, you can perform scheduled maintenance or repair of this tool yourself. Choosing the original equipment, observing the rules of operation, you can be sure of its durability and high productivity.
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