How to Repair a Sash Window
Experts agree that restoring old windows with sash is more affordable and environmentally friendly than replacing them. Why not give it a go?
Addressing issues like sticking sashes and draughts and visible damage can make your home more comfortable. Here are some things to consider before getting started.
Damaged Sash Cords
When the cords used to pull the sash up or down wear out, it is difficult to open and close the window. In some instances, the cords may even break. Sash cords have to be replaced to solve this issue. This is a simple repair for any homeowner and can be completed in a matter of hours or so if you're working on just one lower sash.
Prepare your work space by covering the floor with a sheet of. This will collect any debris that falls or loose nails when you take down the window. Wear a mask if you're working on an older house to shield yourself from dust particles of lead paint.
Remove the stop beads first. They are tiny pieces that encircle the inner window frame to prevent the sash from sliding out. Take the window sash out of its box and place it on a table or work table. Now you can access the pockets for weights, which are cast-iron weights that are located behind the window frame. After you've removed the weights and the old sash cords, you can start replacing them with new ones.
First, measure the length of the old cord so you know the length of your new cord. Then tie a knot on the end of your new cord to ensure it doesn't fall over the top of the pulley that was previously in use. Then, you can plug your new cord through the access hole that you drilled into the panel cover. Install the window sash and test it.
Install the panel cover, the staff bead, and check that all nails are securely driven into the wall. Make sure they are set lower than the surface of the wood in order to prevent damaging the paint finish or restricting the sash's movements. If the sash doesn't slide smoothly, seal the gap between the staff bead and the window box using decorators caulk to minimize the chance of draughts.
Once the caulk is dry, it's time to reinstall the sash as well as its trim. If you're not comfortable working with tools, it's possible to hire a professional repair service to replace the sash's cords. This is a costly solution. The majority of homeowners opt for an easier DIY solution, which entails replacing the damaged cords themselves.
Broken Sash Weights
If your windows that are sash don't open and closing properly it might be because the sash cables are damaged. Replace the old sash cords, and you should be able to get your windows back into good working order.
Remove the screws that hold the beads in place with the help of a screwdriver. Then, lift the sash from the window frame. Open the access panels on the side jambs if there are any, for access to pulleys and weights for the sash. Remove the sash carefully from the frame and then lay down dust sheets, if you are able to avoid damage to walls and paintwork in the process.
Make sure you check the pulleys, sashweights, and sash for sure they are correct. If the sash seems to be heavy, you may have to add more weights to balance it. You can buy lead sashweights online or from your local hardware store if don't have them.
Take any loose slack off the cords once you've removed the sashweights. Then, feed the new cord through the pulley, and out the other side of the channel. Then pull the cord up until it reaches the weight and tie a knot.
Repeat the process for the second sash cord. Then, re-insert it into the window frame ensuring it is level. Replace the parting beads and staff bead if necessary and cover the gaps around them with decorators caulk.
The last step is to replace the interior sash stops. If you're not sure how to do this, ask an expert for help. Once you've reinstalled them test the windows to make sure they're in good in good working order. If they are, you can finish putting the window back together by replacing the trim and access panel covers, and painting any areas that were damaged or covered during the repairs. Make sure that the window is properly installed before putting it back into place. You can verify this by placing it on an appropriate scale to ensure that the two sash weights are the same in size. If they're not, make-up' weights made of lead to make sure that the sash is balanced.
Faulty Sash Locks
One of the most frequent reasons that a sash does not shut or open correctly is a damaged lock. In some instances it's an easy fix. However, in other cases the lock might require replacement. A faulty lock can also be a security issue because it permits burglars to gain access to your house.
Window locks are designed to to stand up to the weight of the sash however, they will get worn out over time. This is due to the hardware being exposed to such a high amount of stress, and also the natural motion of the foundations of your home. If you're dealing with a faulty window lock, it's crucial to check for other problems that can cause it to fail.
If your sash lock doesn't seem to be locking properly it can often be the result of an incorrectly aligned interlock. A small alignment error could hinder the keeper from engaging the latch and preventing the door from closing. This is typically corrected by lifting the bottom sash and then pushing it into the room so that the interlocks are properly aligned.
Another common reason for the sash lock to not work is rust build-up within the mechanism itself. A lot of older window frames are made of aluminum or wood, and this is prone to corroding over time. This corrosion could cause the mechanisms to become stuck and stop them from functioning correctly.
In some cases it's necessary to replace the entire sash lock fastener which can be done easily. It's a simple procedure that requires only a few tools and some patience. First, you'll need to take off the old fastener and take off any rust or debris off the surface. Then, you can employ a drill to create new holes for the screw and bolt. Then, you'll need fix the new fastener in the right place and ensure that it's secure.
It's a straightforward task that most homeowners can accomplish. This will guarantee the security and safety of your window. This is a great way to reduce air infiltration while making your home more energy efficient.
Broken Glass Panes
Glass panes can be damaged by errant lawnmowers, baseballs, blades and other debris. When this happens, you must decide whether to repair the glass pane or replace the entire window sash. Depending on the extent of damage to the glass is, you may also need to remove the glazing compound and metal glazing points. When you repair a damaged or broken pane, be sure to wear gloves as well as a mask and eyewear. Also, cover your floor with drop cloths to stop small glass particles from getting into your work area and creating an hazard to children or pets.
Before replacing windows, you must carefully remove the old one and scrape any old putty or caulking that double glazing window repairs has accumulated in the frame's rabbets, the grooves that hold the glass. To ensure that your window doesn't crack you might need to employ an old chisel, or a pull-type scraper to remove the putty. A heat gun can help soften the old glue so that it is easier to get rid of. After removal of the old pane smooth the rabbets, and then apply new caulking compound or Glaziers compound.
While the putty dry, prepare the new glass for installation by cleaning and wiping it with a damp sponge. Remove the insulation from the glass by cutting it at the top and bottom using a utility blade. The metal points that keep the glass in place can be removed by hitting them or pulling them out with a putty blade.
To replace the glass pane, roll the glaziers compound into a rope that is about 3/4 inch thick. Press it firmly into the rabbet around edge of the glass, and into the wood sash. After you're done with it and you're done, if there's gaps or holes between the putty and the frame then fill them in with more compound. Give the putty time to dry completely before painting the window. Make sure you wear gloves to protect yourself and cover the area you are working on with drop cloths to keep your work area clean and secure from broken glass shards.