Patio Door Key Won T Turn

When i raise the handle the 4 bolts go into.

Patio door key won t turn.

There are several reasons this might occur. Almost all upvc doors are made up of two locking parts a cylinder lock where you put the key into and turn and a multipoint lock that you engage by lifting the handle or on really old models repeated turns of the key. Turn the key so that the keyway slot is in the exact position it was in when you inserted the key. Spray the door key with a graphite based lubricant.

When upvc patio door is open i can lift the. Slide the key in the lock and tap lightly on the. Upvc back door won t lock. This is the correct position for the pin tumblers to align.

You may be able to take care of the problem yourself or you may need to call a locksmith for help. If yes you may have to turn the key more than once to unlock your door. After a long day at work the last thing you want is to come home put your key in the lock and find that it won t turn. If the key does not turn at all you may be using a wrong key or the interior snib could have accidentally engaged.

Spray the lock with lubricant to remove dirt and dust. The most common case when a upvc door wont open is because the multipoint has failed this can happen due to excessive pressure. If the snib has been engaged from inside it will stop the key from working. Hi problem locking my back door the bolting mechanism seems to work fine ie.

At right illustrations show the operation of a standard pin tumbler lock. Upvc patio door won t lock key turns continually. Get the security you want without the headaches by correcting a sticky keyhole tumbler and key. The door has been realigned however even with the door open the key won t turn in the lock.

A key that doesn t turn in the lock could have several causes.