This is a very common question asked when purchasing security screen doors online from seconline firstly we need to explain the difference between the two locking systems.
How to fix a triple lock screen door.
A single locked door is a door with one central lock only.
This lock is located in the centre of either the right hand side or the left hand side outside looking in you can choose either left or right side lock and a.
It strikes the door jamb and gets pushed in as you close the door.
Hi my front door lock won t open as the triple lock mechanism will not unlock.
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I usually have to lift the handle to engage the triple lock and then lock with the key.
Did you lose the key somewhere near your house and now you are worrying that perso.
To do this when door is open you will need to press the deadlatching pin which sits above the main latch next you will need to undo the cylinder retaining screw then insert and turn key to lock position.
It is there to prevent you locking the lock when the door is open.
To operate the snib with the door open you need to hold in the little safety button.
Can anyone help please.
Front door triple lock problem.
The snib you use to lock the door covers the screw.