The replacement of the locking mechanism gearbox as lugs can break off within the gearbox.
Upvc door top lock stuck.
The door lock sometimes jammed cannot open the door.
A locksmith will usually just charge a labour price for this sort of job likely to be from 65 per hour.
All of these factors can make locking and opening your upvc door difficult.
What happens is that the locking points and keeps misalign making the door harder to open and close.
There are 2 main mechanical parts to its lock the euro profile cylinder and the multi point locking system.
Have included a picture showing the position of the door not sure if that s a factor.
Basically when it gets a bit warmer or colder than normal outside the door starts to shrink contract and then expand.
Checking the connection between the locking mechanism gearbox and the shoot bolts.
Freeing up or replacing the shootbolts and rollers.
Upvc door won t lock when closed shut should your upvc door not lock when closed shut this is due to alignment and in most cases is easy to fix either by adjusting the lock strike keep or roller points or by adjusting the door hinges.
Jammed lock or lock is stuck.
The door won t lock just had to pick up the kids leaving the door unlocked.
The key may not turn all the way in or will not turn the lock in some cases.
The repair will usually involve either.
Dropped door this is probably the most common reason why your upvc won t lock when closed.
The door won t close the door bangs against the lower metal locking system.
Common problem with upvc door lock.