How To Replace Window Lock Mechanism
Take photographs of the broken sash locks and make a detailed sketch of the locks with key dimensions noted.
How to replace window lock mechanism. Using a flat screwdriver grip the seal around the window frame and pull it out around the area of the window lock or push the seal down and out of its groove. Send photos and sketch to a window parts dealer who will provide you with exact match replacement locks. If there aren t any trim screws the casement cover is probably nailed or stapled in place. Remove the two screws holding the window handle and remove the window handle using a wide paint scraper don t use a flat screwdriver as it will damage the frame insert it between the frame seal.
Push latch back into lock mechanism housing. Grasp latch pull outwards slightly and rotate 180. The upvc window lock below shows one of many different types. Apply pressure on the paint scraper to pry between the frame and the sash until a small gap appears.
Remove the old sash locks by drilling out the rivets that hold the locking mechanism in place. Now the seal has been removed use a torch to see into the now empty groove and insert a small allen key into the gap between the frame and sash. Compare the new operator with the old making sure they match. A upvc window lock mechanism is the gearing part inside a window that s driven by a handle.
Dimension a backset dimension b mushroom height dimension c rail length dimension d rail width click on link below the long metal plate is the rail and the part in the centre of the. White plastic window lock with spring loaded tilt latch 2 pack. Close the window and lock it until the new crank arrives. If the window opens from the left hand side look for the sash keeper in the bottom right corner.
The sash keeper is the locking mechanism that the window lock hardware fits into. Carefully pry up the casing so you don t damage the wood parts. Lock mechanism replacement procedure is complete. If the window opens from the right locate the sash keeper in the bottom left corner.