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1. Pay attention to check whether the water pipe is fixed during acceptance. Generally speaking, if the water is changed to the top, it must be fixed with a metal pipe clamp, and the spacing cannot be greater than 60cm.
2. The shower outlet of the bathroom is usually hot on the left and cold on the right, the distance between hot and cold water is 15cm, and the plane of the outlet must be horizontal.
3. Remember, the water and electricity line pipes cannot be placed in the same slot.
4. The distance between the horizontal grooves on the wall is not allowed (30cm for load-bearing walls and 50cm for non-load-bearing walls). You can prepare a small ruler and measure the distance once you see a horizontal groove on the wall during acceptance.
5. When accepting, it is necessary to remember that the water pipe water test needs to be carried out after the sewer reform to ensure that each sewer is smooth.
6. After the water reform, a suppression test must be carried out, usually about 8 kilograms, and the time takes about 30 minutes.
7. When moving the floor drain, the 50 caliber sewer pipe should be used for the sewer PVC material.
8. When accepting, it should be noted that the wall sealing groove needs to be flat, and the ground joint should not be 2 cm higher than the ground, so as to facilitate the tiling in the future.
9. If you want to increase or move the floor drain, the ground will be raised, and the flat floor will also raise the ground. So try to plan ahead as much as possible.
10. If you want to install floor heating or heating pipe areas at home, these areas cannot be slotted (special circumstances should be negotiated in advance, don't forget this before decoration) can only be inspected when accepting.
11. If you have a knowledgeable friend, remember to call him when you accept it.
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The water and electricity renovation in home renovation is a hidden project, and it is difficult to repair problems once it is completed and put into use, and it will cause great losses. Therefore, after the completion of the hydropower transformation, the project must be carefully accepted to ensure the future life. How to accept the hydropower renovation is also a major problem that plagues many families.
1. First of all, how to accept the waterway transformation part of hydropower transformation. In the acceptance of the waterway, the first thing to do is to do the suppression experiment. This operation cannot be observed only by the naked eye, and must be carefully inspected with professional equipment.
Usually a pressure pump is used to ensure that when the pressure increases, the water pipe does not leak. The specific operation is to close the main valve before the pressure, and close the outlet of the pipeline that needs to be pressed, leaving only one inlet. A press machine is installed at the inlet, and the pressure is 6-8 atmospheres for more than 30 minutes.
Observe that the pressure gauge drops by no more than 1 atmosphere. There is no leakage of the valve and all joints.
2. When the waterway is accepted, the spacing between the cold and hot water pipes should be checked. Ensure that the diameter spacing is 15mm, and the error is in. The distance between the gas and water pipes should also be checked. If the gas pipe is pressed under the water pipe, it is easy to leak water pipe or gas leakage, and a safety accident will occur.
3. Next is the circuit part of how to transform hydropower. It is necessary to check whether the circuit materials meet the standards. Some renovation companies will cut corners and use bad wires, which will leave a big safety hazard.
The power cord must not use multi-strand wires, multi-strand wires have poor heat dissipation, weak single-core load capacity, easy oxidation, and once oxidized, the core will be broken. At the same time, you can't save money in the power pipeline, especially the buried wall pipeline, if you don't handle it well, it is difficult to return the object to the slip repair.
4. Water pipes and wires cannot be installed in the same slot. If the water pipe leaks, the water is easy to conduct electricity, which is easy to cause safety accidents.
How to accept the hydropower renovation has troubled many families. In addition to the joy of owning a new house, you should also put more effort into decoration. Hydropower renovation is related to the comfort and safety of the house. The above content on how to accept the hydropower transformation hopes to be helpful to you.
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The owner will basically involve the renovation of water and electricity lines in the decoration process. However, most of the renovation of water and electricity lines is a hidden project installed in the wall, which cannot be seen from the outside. Therefore, after the hydropower transformation, it must be accepted, and the next step can be carried out only after it is qualified.
If you want to ensure the quality of the project, you must do a good job of inspection and acceptance. So how to accept the hydropower transformation?
First, look at the overall layout of the pipeline, and conform to the principle of installation and transformation of water pipelines and wires, so as to avoid affecting the safe use in the future. When the water pipeline has a corner, it must reach 90 degrees, the overall layout should be horizontal and vertical, and the water outlet should ensure the living needs of the decoration owner. The wire must be piped through the wall and should meet the requirements of being able to pump flexibly.
When the wire is threaded through the pipe, it must be whole, no joints are allowed, and the angle of the turn must be rounded.
Inspect the materials used to lay the water and electricity lines. Check that the pipes used in the water lines are the pipe brands purchased or specified by the owner, measure the length of all water lines, and record them. It should be noted that the hot and cold water pipes cannot be the same, so the hot water pipeline should be made of different materials from the cold water pipeline.
When inspecting the wire, it is also necessary to see whether the brand used is consistent with the brand determined by the owner, and the material and brand of the pipe should also be checked, and attention should be paid to whether the junction box meets the specifications and whether the installation position is correct.
Check the arrangement of the drain pipes. The drainage lines in the kitchen and bathroom should have a certain slope to facilitate drainage. Measure the length of the drainage pipe, observe whether the installation position of the drainage pipe meets the requirements, check the brand of the material used, and it is best to use the pipeline with a long service life produced by a regular manufacturer.
Check the quality of the installation of water and electricity pipelines. The water pipeline should be pressed and tested for water, the water pipe that needs to be accepted should be closed, and then the pipeline should be filled with water. Experiments were carried out by applying pressure to the pipeline.
Leave the line filled with water for a day and then observe for leaks. The installation quality of wires can be tested with a multimeter to observe whether the electrical box is all classified and connected, and make a clear identification.
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How to accept the first step of hydropower transformation: hydropower acceptance steps and tools.
Acceptance tools are generally prepared by the supervision or construction party, including pressure test pumps, flow wrenches, raw material belts, plugs, jacks, pressure gauges, water tanks, connecting hoses, ammeters, etc., the owner can bring their own tape measure, small notebook, small flashlight, etc., to facilitate the on-site measurement and recording of various data.
Material acceptance includes the inspection of the pipeline of the waterway and circuit, whether the material and the list belong to the same brand and model, whether the line pipe is damaged, the length of use, etc. The wiring inspection must see whether the wiring of the clear water circuit meets the regulations, including the distance, location, direction of the water pipe, and the distribution of wires. Suppression and electrical test inspection, the waterway inspection must be carried out to suppress the water test, and the circuit inspection needs to use the ammeter to test whether there is a problem in each channel.
Finally, there is the inspection of other details, such as the condition of the drainage pipe, the slope of the drainage, the location of the wire box, etc.
How to accept the second step of hydropower transformation: the inspection of hydropower materials must be meticulous.
The first step in the acceptance of water and electricity is to check the material quality of the wires and water pipes, and secondly, to look at the length of use, so as to facilitate future settlement. First of all, check whether the brand of the water pipe is consistent with the list of decoration materials. All water pipes and pipes use Lesso PPR pipes.
Hot and cold water pipes must have clear instructions, and hot and cold water pipes cannot be used as hot water pipes. Wire materials should be seen whether the brand of the wire is consistent with the list. Secondly, the conduit that wraps the wire uses Lesso PVC pipe.
How to accept the third step of hydropower transformation: water and electricity pipe layout inspection.
The layout of the pipeline is a major issue, and the following points should be seen clearly when carrying out water and electricity acceptance, which can ensure the safety of household water and electricity in the future. The wiring of the water pipe first requires "horizontal and vertical", the direction of the pipe should be reasonable, the water pipe and the wall edge are balanced in the left and right directions and up and down, and the angle between the spring water pipe is 90 degrees. The wire should be a loose wire, and during the inspection, the exposed wire can be pulled back and forth, and it should be able to twitch flexibly.
How to accept the fourth step of hydropower transformation: waterway pressure test and circuit test.
The key steps in the acceptance of hydropower are to suppress the water test and detect the use of the circuit. These two steps are the key to checking the quality of construction. At the beginning of the acceptance of the waterway, it is necessary to fully enclose the upper water pipe, and carry out a pressure test, and the pressure of the pressure is generally megapascals, and it is closed for 24 hours.
Check whether there is leakage in all parts of the pipeline, the owner can bring his own newspaper, lay it at the water pipe joint, and observe whether the newspaper has any water traces caused by leakage after a period of time. The circuit test first checks whether the wiring of the electrical box is reasonable, whether the main switch of the home circuit is clearly classified, and the same leakage switch should not be used for the whole house circuit. In addition, it is necessary to check that the leakage switch is flexible.
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Living room decoration believes that water and electricity renovation is a more important decoration project in the whole room, so we should pay great attention to it when decorating. However, for those who have just come into contact with decoration, hydropower transformation is indeed ignorant, but in order to understand the early stage of hydropower transformation, we need to understand what the acceptance criteria for home improvement hydropower transformation are, and then let me introduce to you about the acceptance standards and acceptance precautions for home improvement and hydropower!
1. Hydropower acceptance standards.
1. The circuit slotting should pay attention to the depth is the multiple of the pipe diameter, if the line is bent, it should be fixed with a pipe bender, pay attention to the length control at about 20cm, and the position of the connection of the line pipe is a lock nut, and it also needs to be firmly bonded with glue.
2. Pay attention to the installation of the wire box, whether it is strong or weak, the distance between the same kind of wire box is controlled at more than five cm, and different kinds of wire box need to be controlled between 15cm-20cm.
3. If you are wiring for floor heating, you should pay attention to the ground not to slotted to install circuits to prevent damage to the floor heating ground structure, and we will carry out construction with a pressure of 6pa during construction, and check whether it is destroyed at any time.
4. Whether the water pipe is fixed in the bathroom or kitchen, the distance between the wall of the water outlet of our water pipe is about one millimeter, and the upward water pipe connecting the water outlet cannot be fixed within one meter.
5. The waterproof material of the bathroom should be standard, the thickness of the ground waterproof is 30cm, the thickness of the door and both sides is 30cm, and the thickness of the wall waterproof layer in different areas is different.
2. Precautions for hydropower acceptance.
1. Understand the direction of the original waterway.
If we want to renovate hydropower, we must first understand the original water, the direction of the circuit, especially the direction of the circuit, and also ask the developer for the circuit diagram, pay attention to the cross-section of the wire of the branch circuit is not less than the square millimeter, and the high-power electrical appliances need a separate circuit.
2. Design with members.
Our whole family to design the location of the water circuit, the general design is generally drawn on the wall faucet, socket location, pay attention to the socket can not be too much and not too little, to the actual needs of the design.
3. Choose a professional construction team.
Don't do it yourself in hydropower construction, choose professional construction personnel for construction, after all, professional people do professional things, but when choosing a construction team, you should check each qualification certificate.
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The owners know that the acceptance of water and electricity is a very important link, and negligence may have a big hidden danger in decoration.
The details determine the overall picture in the future use process. What should be paid attention to in the acceptance of hydropower?
1.The practicality of hydropower. in the hydropower retrofit.
When try to go direct, avoid bending, whether there is a bent place with a central junction box, with the wire box will be very convenient to overhaul, whether it can meet the needs of life, this is very important.
2.Stability of hydropower. In the hydropower renovation and decoration, the wiring of the circuit must be protected by PVC pipes, strong and weak electricity.
A certain distance should be kept directly so as not to affect the weak signal from the strong current, and the wiring should be indoors, **, TV, and network cables.
Be sure not to connect them in series, as this can prevent interference between signals. This is very serious, otherwise there will be problems in the future, and it will not even be easy to find problems.
3.Safety of hydropower. The safety of water and electricity should not be overlooked, and it is best to supply water pipes after the renovation is completed.
Do the suppression experiment, the drainage pipeline to do a water seepage experiment, in the acceptance of hydropower must be done, do not be idle, the circuit leakage experiment, leakage tripping, etc., do the hydropower transformation of the water circuit line is best retained, it is more convenient to repair it in the future.
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There are few home improvement water circuits that meet national norms, because the owners have a lot of requirements that do not meet national norms.
Waterway suppression and circuit testing will increase the cost of some owners do not want to do it, because of the cost and the remuneration paid. No water leakage, no electricity, the appearance meets the requirements! Do according to the specifications, and the owners may not be satisfied!
When the owner is satisfied, sometimes it is in violation. The big principle meets the requirements on it.
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