• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

Window Sash Repairs

Sashes for windows must be inspected regularly for signs of mold, mildew, and damage. By catching these problems early you can save money on repairs in the future.

The sash is the internal framing that moves vertically either up or down in windows that open. This article will teach you how to perform several simple sash repair.

Weather Stripping

Wooden window sashes can give an elegant look to your home. They are also sturdy and will last for many years provided they are properly maintained. They can, however, become damaged or degraded with time, due to exposure and normal wear. Sash repair specialists can restore windows to their original state and maintain their beauty much longer than replacement windows.

The first step to sash window repairs is addressing weather stripping, which can be found on both the sash and frame. If it's damaged or worn out, it can cause drafts and other problems. Begin by identifying the brand of window and the manufacturer's date (etched on the corner of the glass, or the aluminum spacers between panes). Then, remove the sash and mark its height and width so that you can locate replacement weather stripping to match.

Then, remove the sash from its holder and place it on flat surfaces to allow you to reach all four sides. If your sash has been double glaze window repair-hung, you must remove the weights using their ropes that should be buried inside the jamb lining. After removing the sash with the utility knife, take off the weather stripping from the old sash by hand or with the putty blade.

Once the sash is clear, you can replace the parting stops. These are long pieces that separate the sashes. Pam prefers to replace them with standard 1/2-inch-by 3/4-inch window trim from the lumberyard. However, you can also replace them with a piece of scrap wood.

After removing the parting stop and trimming it to length after which, apply a thin layer of glazing compound to the bottom of the sash. Smooth out the compound using your putty knife, then let it dry for at least a few days. When the putty is fully cure it is possible to apply an acrylic latex topcoat. This will protect the putty and give your sash a new look.

Sash Hardware

The hardware that supports window sashes prone to wearing out from time and usage and the result could be a door or window that can't be opened or closed easily. The good news is that repairing and replacing this hardware is usually quite simple and inexpensive. If a sash becomes difficult to operate try spraying oil into the jamb channel then slide it open to see if this solves the issue. If not, the issue is likely to be with the sash balance and you'll need to take out the sash in order to access this hardware.

The ideal situation is for window sashes to swing open and closed with minimal effort but this is a difficult task when the weights are worn or if the sash's meeting rail isn't properly glazed. This issue could be caused by a number of reasons, such as lack of maintenance or by the wrong weight rating for the specific window sash.

If the hinge arms on the window begin to move, this can cause the sash drag and eventually hit against the frame in the opposite corner (Photo 1). To remedy the issue make sure the sash is centered in the frame opening, and then take it off. If the sash is attached to the hinge arm, remove the hinge and replace it. (Photo 2). Then, put in the new sash (Photo 3).

Old windows, especially those in older homes, may be difficult to open and close, due to hinges that are sagging and an overall lack of energy efficiency. In many instances, a few easy repairs can turn these windows into smooth operation and save homeowners cash on energy costs.

It is crucial to have the tools needed before you start. Mark the location of the hinge channel on the frame (Photo 1) with a pencil. This will help you to position the channel in the proper location after you've completed. Remove the sash and take off the hardware including the beads that separate (Photo 2) and the chains or cords which hold it in place. The nozzle shield of the heat gun and a medium setting can soften any putty that has been hardened. Remove the old sash and store it in an bag with a label.

Sash Weights

Whether your window sash repairs are to replace a broken cord or simply to ensure that the windows are functional, replacing worn out weights for sash will improve its operation and cut down on energy consumption. Sash weights are composed of heavy iron or lead cylinders that are encased inside a concealed cavity, and are connected via ropes to the moveable window sash. These weights provide counterbalance which allows the window to be shut and opened without the use of electrical or mechanical devices. The sash-weights are typically neglected or ignored by homeowners and then turned into scrap when they fail. Consequently, you may need to search for replacements.

A sash weight that has fallen out of the cavity is difficult to retrieve, so you will want to find a new one that fits properly. You will also require a new piece of string, a length of the sash cord, as well as some sash pulleys to connect the new sash weights to the sash window Repair cord.

Older windows made of wood are joined with mortise and tenon joints. The wood pegs that hold the parts together can be removed using pin punches and hammers. Most of these pegs have a large diameter on one side and a smaller one on the other, so it is essential to remove the smaller-diameter ones first. Sashes made later in the century used glue instead of pegs. They can be separated by cutting through the glue line with an instrument, and then tapping the mortised section loose with a mallet.

After the sash is removed, you can take off the sash stops and gain access to the pockets for weights. Usually, this is done through an opening in the bottom of each jamb. The hole is then covered with an access panel of wood that can be cut off so that you can view the inside of the frame.

After you have the sash stopped and the access panel removed, you will be able to remove the weight from the sash and replace it with the new. Be sure to weigh the sash prior to you do this, as the weights that were previously used may be a different size than what is needed. After the new weight has been installed, run a string through the sash pulling mechanism. Then, nail the string to your boxed frame. Leave a few inches of space at the end of the string for future adjustments.

Sash Cords

In most old double-hung window, a chain or cord is attached to the weights. This helps keep the sashes in the jamb in a balanced manner. Over time, these chains can get damaged and make it impossible to raise windows. A new sash cord can restore the ability to move the sash upwards and downwards and hold it in position when it is opened.

The first step in replacing cords for sash is to locate and take out the access panels located in the jambs. These are usually screwed or nailed into and must be removed. It is possible to remove them using an axe or hammer, but it is always better to lay out dust sheets prior to beginning any work.

After the access panel has been removed, you can begin working on the sash. Use a flat bar or chisel, to pry the small partsing beads out of their grooves. They are usually wedged in or nailed, but they can be prised free which is why it's worth your time. If the sash is still in place, pry the mortise and tenon joints free with a hammer or screwdriver, then remove each wood peg. It should now be possible to move the sash back and forth without difficulty, though it might require oil if it feels stiff.

With the sash in an open position With the sash in an open position, measure the sash chain or cord to extend from the pulley in the top of the jamb to the sash slot on the bottom. Cut the cord/chain and secure it in Step 6 above. You can use either nail, hammer or screws. However nails are less likely than screws to cause damage.

Unless you've bought an item that replaces the counterbalance system that was in place before, it's best to keep the original balancing weights in place. It's cheap to purchase them from architectural salvage stores and they'll be easy to install once you've got the sash unlocked. Based on the dimensions and shape of your window you might need to install one or two sashweights in order to keep it open.