# Advice 1: How to calculate the number of spotlights

If you want to use for lighting your apartment or house spotlights need to think in advance some of the nuances. Required number of lamps – is one of the first questions that may arise. To solve this problem, you need to consider many factors: floor space, ceiling height, degree of natural lighting, the presence of other light sources and so on.
You will need
• - A floor plan;
• roulette;
• calculator.
Instruction
1
Measure the area where you want to install lighting.
2
Number of lamps per 1 sqm of the area depends in the first place, from the power lamp. If the bulbs in the lamps have a capacity of about 35 watts, you need to install one lamp per 1.5 sq. m. There is a rule that distributes the lamps: each 1 sq. m. area shall be illuminated 20 watts.
3
If spotlights are to be installed as a Supplement to the main lighting, such as chandelier, it is possible to reduce their number or place in a specific zone for illumination.
4
The minimum distance between the point lights should be about 30 cm And the angle from wall to the lamp is about 20 cm.

# Advice 2: How to change a light bulb in a spot lamp

Anything eternal does not happen. So light bulbs have a service life and then burn out. And if the owner, and often the hostess, a good idea of how to change a light bulb in a conventional ceiling chandelier, if necessary, replace the bulb in a spot lamp often there is some confusion: what we need to do this otherwise.
You will need
• Light bulb the same shape and the same size of the cap that burned out.
Instruction
1
Disconnect the electricity to the room where the lamp needs replacing with a light bulb - this is a prerequisite by performing that, you will protect yourself from possible injuries or electric shock. Off is possible to produce by turning off the switch of automatic circuit breaker located in the switchboard. If you don't know exactly which of these switches is responsible for a power outage in your desired room, you can determine it by experiment, enabling and disabling them one by one, extinguished the light and become involved in a particular area, you will identify the desired toggle switch.
2
Unscrew the blown light bulb of the halogen lamp by moving counterclockwise. Try to do it gently, without damaging the bulb. Otherwise you can get hurt on the surface.
3
Keep the whole bulbthat you're going to screw in return blown. If you do not know in advance which parameters of the new light bulb you need, after unscrewing a light bulb, you should take her for example, if you purchase new bulbs at the store.
4
The whole twist the new bulb in the lamp by moving clockwise. Do this carefully, without twisting the bulb too tight at the base.
5
Enable you have turned off your electricity in the room, which was to replace a light bulb, returning to the place the switch of automatic circuit breaker. Close the switchboard.
6
Try whether you have made a replacement light bulb spot lamp, moving the lever switch in position "on". When enabled should not be located directly under the spot lamp, as in the case of possible manufacturing defects (not completely exclude this possibility) you screwed the bulb, it may shatter into shards and injure you.
Note
Before replacing the bulb, allow it to cool down.
Is the advice useful?
If you are hesitant to take such action independently, it is better to invite a professional electrician, who in virtue of their profession know how to replace the bulbs.

# Advice 3: How to fix spotlight

A popular spot lamps knows no boundaries. They are used almost everywhere: in the kitchen, in the bathroom, in the office, at trade shows and even in art galleries. To mount spotlights is easy. This stage start after made plaster ceiling and wiring.
You will need
• - the range;
• pencil;
• - an electric drill;
• core;
• - screwdriver;
• knife;
• - pliers;
• lamp.
Instruction
1
Before embarking on the installation of spotlights for suspended plasterboard ceiling, you need to make for him a corresponding hole. In order not to break the symmetry and to arrange the right lighting, it is recommended to make a layout. It will allow you to determine the right number of spotlights and their positions.
2
Armed with a construction rule or a long spirit level, get down to business: a pencil, draw diagonal lines to locate the center of the ceiling and mark the future location of spotlights.
3
Attach the metal drill "crown" for drywall or wood, then drill the required number of holes (they have already scheduled on the ceiling). The diameter of the metal "crown" must match the diameter of the inner part of the spotlights, thanks to the outer part of the lamp will completely cover the drilled hole.
4
Proceed to connecting the lamps. First of all, bare wire ends, using pliers or a sharp knife. Then twist stranded wire: this will give it rigidity.
5
Then use a screwdriver to Unscrew the clamping screws of the terminals. After this connect the wires to the terminals for good contact firmly with the screws.
6
Firmly press the spring mounting of the lamp to its housing. Not letting go of attachment, carefully slide the "tochechki" in the ceiling hole up to the stop: springs will open, and the lamp is securely fixed. If necessary, tweak by hand the front part of the lamp.
7
Screw the bulb into the lamp and verify that it works.
Note
Before starting work, unplug the mains!
Is the advice useful?
A marking pencil is recommended before the start of the painting works.
Note
In stores you can find numerous types of spotlights. They differ in the direction of the flow of light and the type of dispersion. There are spotlights, equipped with a rotating mechanism, thanks to which you can easily adjust the light direction. You can also find lamps with lamp placed outside. They usually have an external canopy that allows to increase the angle of light leakage. These lamps will need less, as they are able to cover a more extensive area of premises.
Useful advice
Position the fixtures using various options. The most popular way is located in two or more rows of the perimeter of the ceiling. You can position lights in the shape of a circle.

When covering a square room take the advice of designers and position spotlights in the corners of an isosceles Pentagon.

For uniform illumination of the room use the chess position.
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