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  • Writer's pictureIvan Rosa

How to adjust plastic windows

Updated: Aug 18

instructions on how to adjust plastic windows so that they do not rub and heat does not escape


This post will answer these questions for you:

 


This procedure will help you ensure that your windows will perform optimally and contribute to energy savings.


Adjusting the pressing pressure

Basic types of windows:


Rotating window: the sash is attached to the left or right side of the frame.

Hinged window: the window is fixed at the bottom of the frame.

Hinged window: the window is fixed in the upper part of the frame.

Pivot window: the window sash rotates around its axis, which is located in the middle.

Sliding window: one part of the window can be extended upwards, the other is permanently glazed.



Why is it important to adjust plastic windows?

Proper adjustment of plastic windows is key to maintaining good insulation and preventing heat loss. When the window sash, usually due to temperature fluctuations, begins to rub against the frame, it is necessary to adjust it - leaks that lead to heat loss, higher energy bills and discomfort in the home. Window adjustment should be done by an expert, but if you are a seasoned handyman, or at least a somewhat manually skilled individual, you can adjust the windows yourself.



How to recognize that the windows need to be adjusted?


If the window rubs when opening or closing, there are gaps between the frame and the sash, or if you feel a draft, it's time for an adjustment. Another signal is when the windows do not close straight and tightly.



What tools and materials are needed to adjust windows?


You will need a Phillips screwdriver and possibly an Allen key for basic adjustment. A step stool or ladder may also be useful if you are working with higher windows.


Plastic windows (depending on the brand and type) are adjusted by screws in the upper and lower hinges with a hexagonal Allen key (mostly 4 mm in size), both in height and laterally in relation to the frame.


After removing the hinge covers, tighten or loosen the upper and lower fittings as needed.


We also adjust the pressure of the window sash with the upper scissor hinge, in the open position. We adjust the height setting on the lower hinge when the wing is closed.


How to adjust plastic windows so that they do not rub and heat does not escape.



How to adjust plastic windows step by step?

  1. Open the window: open the window fully to access the screws that need to be loosened.

  2. Loosen the screws: there are several screws (usually four) on the window frame that hold the window sash in the desired position. Loosen these screws slightly.

  3. Height and position adjustment: if the window rubs when closing or if the seal is uneven, you can carefully move the window up or down until you achieve the correct alignment.

  4. Re-tighten the screws: after adjusting the position of the window, re-tighten the screws firmly to keep the window in place.

  5. Leakage check: after adjustment, open and close the window several times to make sure it moves easily and seals properly.



Most windows have a tilt and turn mechanism:


  • corner bearing – on the stop side in the lower corner of the window

  • scissor bearing - located in the upper corner

  • locking and mushroom pins - usually on the handle (security windows)



Axis settings


Adjust the window sash that gets stuck to the side with a corner and scissor bearing.

During the adjustment, alternately turn the set screws until the window sits straight.


Turning the corner bearing counterclockwise and the scissor bearing clockwise causes the sash to move in the direction of the hinge.

When the direction of rotation is reversed, the sash moves towards the window handle.


Height adjustment


It is performed on the lower corner bearing.


Turn the screw clockwise to raise the window.

Turning the screw counter-clockwise lowers the window.


Diagonal settings


If the sash hangs crooked, adjust it using the adjusting screw in the scissor bearing.


By turning the screw clockwise, the window sash is lifted up.

When turning counter-clockwise, the wing descends.


Adjustment of contact pressure


If the window cannot be closed, the pressure must be adjusted.

This is done by the locking pins of the window sash, which we turn clockwise or counter-clockwise. This increases or decreases the contact pressure.



How often should windows be checked and adjusted?

It is recommended to check and possibly adjust the windows once a year, ideally before winter, when it is necessary to ensure maximum insulation.


This procedure will help you keep the windows in perfect condition, minimize heat leaks and ensure long-term functionality.



Recommendation


Do not adjust hanging window sashes in winter or summer - at high temperatures, the expansion of the profile increases and at low temperatures, on the contrary, it shrinks, so the adjustment cannot be accurate. The ideal time for adjusting windows is therefore spring and autumn.


Remember that well-adjusted windows save your health and your wallet!



Mold and foggy windows are mostly the result of improper ventilation, which people try to solve with micro ventilation, which is wrong. It is ideal to ventilate several times a day with fully open windows for about 5 minutes.


A secondary, no less significant effect of such ventilation is a noticeable change in the atmosphere, which awakens from lethargy, contributes to concentration - and generally improves the mood...



Images on this page are sourced from Depositphotos.

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