On the long edge of your door about level with the handle you should see a small plastic switch that should be pushed down.
Plastic door lock problems.
If when you lift the handle and you turn the key to lock you are unable to remove the key.
Upvc door shrinkage and expansion the change in temperatures hot weather and warm air can cause your upvc doors to shrink contract and expand.
The danger here is easy to spot.
When lifting the handle all the bolts have to work in tandem.
You may feel that you have to apply force when opening and closing your doors.
Tighten the hinge screws and then try adjusting the strike plate by loosening its screws and shifting it slightly.
They are often the result of door locks that were not properly installed or doors and door frames that are warping due to climate changes.
There are 2 main mechanical parts to its lock the euro profile cylinder and the multi point locking system.
Upvc door lock replacement is often required when the lock jams as a result of too much pressure being put on the centre case of the lock causing a part inside to break.
Weather stripping may cause the door lock to be misaligned and prevent the door lock from functioning properly.
When your upvc door or window lock gets jammed it normally is a result of a defective lock mechanism.
If you re having trouble locking your door you may need to have a look at part of the door that s referred to as the snib.
Misaligned deadbolts and latches are common door lock problems.
If the latch does not catch close the door slowly to watch how the latch bolt meets the strike plate.
Repairs range from making minor latch adjustments to repositioning the door.
If it s not in this position lift the handle and push it down.
This upvc door shrinkage and expansion can make it difficult for you to lock your doors.
If this is the case remove the weather stripping and place the stripping further back on the door frame.
If your door lock is misaligned it becomes difficult to operate the door normally.