Slide the window down so you can access the top of it.
Top window slides down.
The top tab of the spring should sit on the top of the window jamb.
If one of the balance shoes inside isn t working properly the sash will slide down when you attempt to raise it.
A way to check is to measure from interior top jamb middle jamb and bottom jamb.
Four or five years later when i would open them to insert a fan or an air conditioner the top window would slide down 6 12 inches in a few of the windows.
The balance shoe in found within the outer frame of the window and the tilt pin that needs to fit into the shoe is attached to the bottom of the window sash.
One of the common problems associated with double hung windows is a dropped window or when one of the sashes becomes disconnected from a balance shoe.
When the top slash slides down the top of the window is left open.
Is there something that can be adjusted.
Each double hung window in your home has four balance cartridges two per jamb liner.
To adjust a disconnected balance shoe follow these steps.
Top window slides down when bottom window open is this norm.
A dropped window is an indicator of a bad disconnected or misplaced balance shoe.
Slide the balance friction spring between the window frame and window.
Heat and ac escapes and bugs can get in.