Advice 1: How to repair computer chair

If your computer chair has ceased to please you and began to break down, so it's time to either repair or replace. If damage is minor, you will easily be able to repair computer chair own, buying and replacing the defective part.
How to repair computer chair
You will need
  • - computer chair;
  • - flat and Phillips screwdriver;
  • - rubber hammer;
  • - the necessary details.
Instruction
1
If the d-pad constantly fall out rollers, replace the plugs, that is, nests in which are mounted rollers. Inspect the wheels if they have defects or stuck, as they change. The easiest option is replace the entire set of wheels along with the plugs, then you will enjoy a ride on your chairE.
2
If you broke the adjustment mechanism of the backrest, i.e., it is not fixed in the desired position, inspect the screw permanent contact probably just derailed the thread. In this case, just replace the screw. If broken the permanent-contact, it must be replaced. To do this, Unscrew the bolts securing the part to the back and seat and replace it with a new one. Replacing the standard permanent will cost you 400 – 500 roubles.
3
If the back of the chairand has a very large backlash (much Flex under your weight), check the mounting location of the permanent to the back, it might be arched. Try to gently straighten it, in addition, tighten the fasteners with a screwdriver. If damage is not visible, so it's the swing mechanism of "Top gun", replace it. Note that the replacement of conventional "Top-Ghana" will cost you 800 – 900 rubles, and the replacement of the synchronous mechanism to regulate simultaneously the angle of inclination of the seat and back, will cost up to 2 000 rubles.
4
If the chair does not respond to raising of the lever and raises the seat, or the seat rises, but drops when you sit on it, then change the gas lift (gasometry attenuator). Buy a new gas lift (its purchase will cost you 400 – 500 rubles) and set on a chair. Note that if it's cold outside, he needs to lie down for at least 12 hours prior to installation, otherwise it can break.
5
If the chair wobbles and creaks, try to tighten with a screwdriver all the screws in the mounting location of piastres or mechanism of "Top gun" to the seat or replace the gas lift.
Useful advice
Before heading to the store for new parts, calculate roughly how much it will cost you to repair, sometimes to fix computer chair is more expensive than to buy new.

Advice 2: How to repair clock

Quartz watch the easy that they do not depend on cargo or spring used in mechanical watches. However, break there is something in quartz watches. Most artists in the failure of such watches change the whole mechanism, although it is easy to fix. Do this work yourself, the more that it takes just 30 minutes.
It is not always advisable to change the whole clock mechanism
You will need
  • Phillips and flat screwdriver;
  • Emery cloth No. 380;
  • A cotton swab;
  • Paper napkins or towels;
  • New battery.
Instruction
1
If possible, check to see if the clock hands come in contact with glass. Next, inspect the arrows on the object you touch them with the watch case or with each other. Slightly bend anything hands if they are touching. But do not overdo it. Often these simple actions is enough to fix watches.
2
If this does not help the above steps, place your fingers ring clockwise, so little to move it forward if it is too close to the dial.
3
To access the battery, Unscrew on the back panel of your watch all the cogs. Although often cover the battery rests on plastic clips, not screws.
4
Now remove the battery from the compartment hours, and then check both for any obvious signs of corrosion, which normally appears on the contacts. Loose rust can be removed with a wet paper towel or towel. Then use a cotton ear swab or a cotton swab to get rid of the rust under the battery and contacts in the corners. The rust that is still left, remove it with sandpaper. This is a very important step. Try not to damage anything other than rust.
5
Getting rid of the corrosion, clean the battery compartment with a damp napkin. Then take a dry cloth and remove her remaining moisture from all places. Place in the corners and under the contacts batteries dry cotton swab.
6
Install a new battery (or batteries) of the desired type. And note that the positive terminal of the installed battery coincided with the positive contact. Now install the cover for the batteries in place. If after that the watch does not work, then it is better to include the master, so he replaced the whole quartz movement.

Advice 3: How to repair scales

Not always, such a device as Libra, especially if it's electronic, really to fix your own hands. Please note a few guidelines that will help you cope with failure, without recourse to a specialist.
How to repair scales
Instruction
1
Mechanical scales-crane scales. First, check the spring on which is hung the load. Very often, the failure lies in the failure of this part, and then the spring needs to be replaced. Spring may peretiraetsya and just pop out of the slots of the device. In the latter case, Unscrew the enclosure, insert the spring in place and ready! The steelyard is also electronic. In this case, replace the battery, and if that does not work, the device is best to take to the workshop for diagnostics – you could disrupt it too heavily.
2
Electronic floor scales. First check the battery. В0озможно, all repairs will be limited to their replacement. The reason may also be in a loose connection of the ribbon cable that connects the cost scales with the display. This issue may resolve on their own. To do this, remove the body weights. Take a small piece of wood and insert it between the bottom case and Board. So you slightly raise your cost and tighter squeeze her to the scale display.
3
From outdoor electronic scales also have special contacts. When weighing the weight of the body press on the cover of the balance, which is slightly lowered, and contacts tightly in contact with the special "legs" of the balance. The metal contacts from the frequent use can thin, the contacts will no longer be closed, and the scales will give an error. Replace contacts using relays of appropriate size, and then solder them to the regular wire. If damage was the same, after this simple operation scales earn as good as new.
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