Thursday, February 9, 2017

Kitchen equipment installation

First, the construction process
Wall, ground primary processing → installation of product inspection → installation of the cabinet → install the bottom cabinet → connected to the debugging, drainage → installation of electrical equipment → test adjustment → cleaning.
Second, the construction essentials
(1) kitchen equipment before the installation of the test.
(2) the installation of the wall cabinet should be based on different wall using different fixation methods.


(3) The bottom cabinet should be adjusted before the horizontal knob to ensure that the countertops, front face are in a horizontal plane, the two cabinets to connect wood screws, back plate through the pipeline, table, valves, etc. hole.
(4) to install the bottom of the bottom of the washing bed to add plastic round pad, the water pipe connection should ensure that watertight, non-porous, not to use various types of adhesive connection interface.
(5) installation of stainless steel sink, the gap to ensure that the sink and the table evenly, not seepage.
(6) install the faucet, requiring a solid installation, Sheung Shui connection can not appear water seepage.
(7) range hood installation, attention to the cabinet and the hood with the size of the range hood, should be harmonized.
(8) install the stove, no leakage phenomenon, after installation with soap foam test whether the installation intact.
1. Installation of indoor gas piping principles
Indoor gas pipeline should be the main application. Gas pipelines shall be laid along the wall of non-combustible materials. When meeting with other pipelines, the following requirements shall be met:
(1) horizontal parallel laying, the net distance should not be less than 150mm;

(2) vertical parallel laying, the net distance should not be less than 100mm, and should be located on the outside of other pipes;

(3) cross-laying, the net distance should not be less than 50mm.
The distance between the gas pipelines and the wires and electrical equipment shall conform to the following table.
Distance between gas pipeline and electric wire and electrical equipment (mm)
Wiring or electrical equipment - Designation minimum spacing
Gas pipeline wire coating (unprotected pipe)
Wire (with protective tube) 50
A fuse socket, an electrical socket, and a power switch 150,
Electricity meter, distributor
Wire cross
(1) special circumstances Indoor gas pipeline must be through the bathroom, toilets, hanging flat (vertical wear) and the living room, the pipeline should be no interface.

(2) indoor gas pipe should not cross under the water bucket. When necessary to pass through, should be set up casing, casing pipe diameter should be larger than the second diameter of the gas pipe, gas pipe and casing should be no interface, pipe ends should be out of the water tank side 20-20mm.

(3) gas pipeline installation should be done after the tightness test, the test pressure of 300mm water column, 3 minutes pressure does not drop to qualified.

(4) gas appliances and electrical meters, electrical equipment should be dislocation set, the horizontal distance of not less than 500mm. When not dislocation, there should be insulation protection measures.

(5) Fire protection measures must be taken when wood or other flammable materials are used on the walls of the gas appliance installation area.

(6) The side of each type of gas appliance should be separated from the wall, pail, door frame and the distance between the gas appliance and the gas appliance shall not be less than 200mm. When two gas appliances or a gas appliance and water bucket at right angles to the layout, the sides of the wall and the sum shall not be less than 1.2m.

(1) When the burning appliance is set up by the window, the burning appliance surface should be lower than the window and not less than 200mm.
    2. Gas water heater should be installed in a well-ventilated kitchen, a separate room or a well-ventilated aisle. The height of the room should be greater than 2.5m and meet the following requirements:
(1) direct exhaust water heater is strictly prohibited in the bathroom or bathroom; flue type (mandatory) and balanced water heater can be installed in the bathroom, but the installation of flue water heater bathroom, the volume should not be less than the water heater hours rated 3.5 times the air consumption.

(2) water heater should be set in the operation, easy maintenance and difficult to be collision site. The width of the space before the water heater should be greater than 800mm, the distance from the side of the wall should be greater than 100mm.

(3) water heaters should be installed in the sturdy fire-resistant walls, when set in the non-refractory wall, the water heater should be in the back pad insulation refractory, the thickness of not less than 10mm, each side of the water heater beyond 100mm the above. The water supply pipe of the water heater should be connected by metal pipe (including metal hose). The upper part of the water heater shall not be covered with wires, electrical equipment, water heaters and other electrical equipment side of the horizontal distance should be greater than 300mm. When it is not possible to do so, insulation measures should be taken.

(4) water heaters and wooden doors, windows and other combustible material spacing should be greater than 200mm. When can not be done, should take measures to prevent fire.

(5) water heater installation height, should meet the fire hole from the ground 1500mm requirements.
    3. The water heater should be based on the smoke exhaust gas water heater characteristics of the correct selection.
(1) the room equipped with a direct exhaust water heater, the upper part should have a net area of ​​not less than 10 square centimeters / MJ of the exhaust window, the lower part of the door should be 2.5 square meters / MJ air intake; Air volume should not be less than 10 cubic meters / MJ.

(2) equipped with flue water heaters in the room, the upper and lower air intake requirements with the direct discharge type.

(3) balanced water heater inlet and outlet should be completely exposed outside the wall. Through the wall, in the inlet and outlet of the outer wall and the gap between the wall filled with non-combustible materials.

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