Leaving home pushed the external lever up heard a snap and the multi point locking system did not engage and extend out.
Upvc door lock not turning.
Each year when the weather gets warmer or the weather gets much colder we attend more and more call out s for door related issues such as doors not locking or unlocking doors sticking doors stiff to open or close key unable to turn or.
There are several reasons why your upvc door could be failing to lock correctly.
Not only is this a inconvenience but if your the wrong side of the door and don t have access to another entrance your locked out.
Houses with door lock problems due to weather the hot and cold weather can cause issues with your doors.
The door drops or moves over time and ends up moving the locking points to the point the door doesn t lock anymore.
Cold weather upvc door lock won t lock or shut properly cold and freezing weather will cause a upvc door to not lock or close properly this is due to contraction of the upvc the shrinking can only be 1mm o r 2mm but is enough to stop your door from locking.
When upvc patio door is open i can lift the handle and turn the key to lock and turn key about 400 degrees clockwise before.
Lift external handle but wont engage multi point locking system and key wont turn.
We see a lot of upvc doors dropping over time which is similar to a wooden door warping as the same issue applies to both doors.