However shortly after installation it had trouble locking by hand and key.
Triple lock security door not locking.
I just had the locks latches i e.
A single lock is has one locking point at the centre of one side of the door.
It says mkii on the unit.
It intermittently has this problem over the entire year and i have had the company who sold it to me back about 4 times.
Learn how to replace or change the security door lock under three minutes did you lose the key somewhere near your house and now you are worrying that person.
Best test is to hold the door open and press the top part of the latch you will see its in two parts and then try turn the key if it locks then it is the alignment and if not then as keys said take it to your local locksmith.
Front door triple lock problem.
The unparalleled 3 point locking system.
The whole door handle unit replaced on my front and back security screen doors.
They are the type that has the snib small switch latch to lock without a key on the inside and an auxiliary bolt which extends the main bolt when it hits the strike plate.
I usually have to lift the handle to engage the triple lock and then lock with the key.
Now when i open the lock the main lock opens but the triple lock mechanism does not unlock.
The triple locking works with the snib aswell not just the key.
All three locking points are engaged when the key is turned.
See if you can remove hinge pins then you should be able to.
It is important to note that a single lock does not meet australian standard as 5039.
Hi my front door lock won t open as the triple lock mechanism will not unlock.
Automatically and independently engages at each latch with a unique patented design.
A triple lock has three locking points connected to an internal rod one at the top one in the middle and one at the bottom.
Don t forget to checkout our wide range of security doors online and be sure to view the measuring information on our website faq.
In conclusion triple locks are slightly more expensive and a little harder to install then a single lock however significantly more secure and well worth the additional cost and labour.
I bought a crimsafe security door with triple locking about a year ago.
At first i loved it as it is very strong and looks great.