Watch back cover removed
In opening the back cover is, we recommend the use of special opening tools, spiral waterproof watch. The upper shell of the case and the back cover are threaded, and the upper shell and the back cover are tightly screwed depending on the function of the threads. Watch glass is rolled in with a tool, relatively tight. Waterproof washers are placed in the upper handle head and the place where the back cover and the upper shell are joined, so it can play a certain waterproof role.
There are many ways to open and close the back cover, but to screw the back cover and press the back cover is the most, followed by a few screws to tighten the back cover, for the press the back cover of the watch, as long as we can open through some basic tools, as long as it is pressed when the reduction can be done, which is the simplest in disassembly.
If there are conditions, should also be as much as possible to use professional opening tools, there is a roughly similar to the vice of the watch opener, as long as the watch on the wrist frame, the knife edge of the watch opener aimed at the watch back cover open mouth, as long as a good grasp of the strength is easy to open the watch back cover.
The back cover of the waterproof watch is more special, and its case is pressed on the back cover. There is a higher wall around, the movement is installed in the wall of the back cover, the table glass is directly installed in the back cover wall above, the upper shell sleeve is pressed into the table glass and the back cover is tightly covered, so as to play a sealing and waterproof role.
Remove and install the back cover of the watch
In the installation of the table is more prone to problems, often encountered how can not buckle the back cover of the watch, after every attempt to end in failure. The correct installation method is as follows!
Place the back of the watch on a hardboard table top. Put a soft cloth on the front glass of the watch and press down with the palm of your hand with even force. Adjust the position of the lid, if the gap is facing in which direction, don't buckle the wrong position. Turn the lid down and the face of the watch up. Balance the gaps on each side of the lid (keep all directions basically the same). In this way, the back cover of the watch was successfully installed back.
There are many ways to split the post-disc, and the specific disassembly method will vary according to the specific situation. The following is a common method of splitting the post-plate: 1. Determine the direction of attack and defense according to the situation of the plate: Observe the distribution and situation of the pieces on the plate and determine whether they are the attacking side or the defending side.
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2. Prepare for disassembly: Make some preparatory piece moves in order to better coordinate the pieces when the back plate is disassembled.
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3. Split the pieces: According to the needs of attack and defense, select the pieces that need to be split and move them to the position of the dismantled disc.
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4. Coordinate chess pieces: constantly adjust the position of chess pieces to maintain the stability of the overall defense line. According to the situation of the game and the movements of the opponent, flexibly adjust the position of the pieces to ensure that their own pieces occupy a favorable position.
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5. Use of dismantled pieces: If there are pieces that are split to the back plate, it is necessary to flexibly use these pieces to form a threat to the opponent or enhance their attack ability.
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It should be noted that the specific method of dismantling the post-disk will vary according to each specific situation. For a more in-depth understanding of the splitting technique, it is recommended that you refer to the relevant chess textbooks or consult chess experts.