But most likely you may have to replace the mechanism.
3 point door lock not working.
The locks strike plate has to be adjusted so that it lines up properly with the corresponding latch or door lock bolt.
Dead locks sash lock.
All of our engineers have specialist equipment to cut various types of keys on site.
Ideally the bolt should rest flush within the strike plate.
It can also indicate the cam has become worn.
This can stop the locking points engaging the keeps therefore preventing the door from locking.
Only when i close the door the latch i m not sure it is what you meant or not but it is the bigger thing below the auxiliary bolt gets pushed in and will trigger the auxiliary bolt to pop out and then i can t turn the key at all it s completely stuck.
This problem may be caused by the door moving out of its original position due to movement in the building or weather conditions causing the wooden door to expand or contract.
This button is in a piece that sticks out from the edge of the door.
When the cylinder is locked.
Trouble turning the key.
The idea is stick the big part on the door frame and the little magnet part on the cylinder end.
The larson storm door lock is a two step process however 1 rotate door handle up and hold then2 rotate dead bolt knob to lock.
To operate the snib with the door open you need to hold in the little safety button.
If the handle doesn t go all the way up when the door is open it sounds like the mechanism so try wd40 or something.
Unscrew the strike plate and reposition it.
On doors where there is a multi point locking system this can be a sign that the system has been worked too hard.
The handle the cylinder the latch all work.
Triple locks are significantly more secure as opposed to a single lock for the simple reason that it locks at three points on the jamb a little more work is required when installing three point locks however after installation they operate identically.
Thanks for your help when the door is open everything works fine as it should be.
This problem with the multi point locking system can develop over time until the lock suddenly stops working.
Warping sometimes due to very poor weather conditions the door frame can warp.
This is usually a quick and simple problem to fix.
It is there to prevent you locking the lock when the door is open.
By using the key you are able to deadlock the main lock and with the triple locking system the top and bottom locks also in one simple single process.
If this solution does not work then the problem is with your door lock alignment.
The sensible strip should work.
If so the problem will be with the latches not fitting into keeps and that most likely means the door has dropped.