If you can t get the bottom hook up by sliding something in and pushing up then the teeth or a slipped cog is in the way and your probably not going too.
Multi lock door wont lock.
Upvc door won t lock even when open.
A slip of a cog or a broken spring maybe.
Key will not work if you ve had a new spare key cut recently it could be a poorly cut key causing the problem.
Step 2 lift the handle.
It can also indicate the cam has become worn.
Multipoint lock is damaged.
How to free a stuck lock.
This is the first time i ve ever worked on a multipoint lock system.
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Key won t turn in lock i couldn t get my mail so i tried something whilst the camera was rolling and it was almost a miracle result.
Problem with lock cylinder.
This is the kind of door hardware that runs the entire span of the door frame and engage.
This problem with the multi point locking system can develop over time until the lock suddenly stops working.
If your upvc door won t lock even when still open this is usually because of the following reasons.
Upvc gearbox failure or multipoint lock damage.
Warping if the door cannot physically lock due to the frame or door being warped an adjustment of the strike plate could rectify the problem without the need of a new lock.
Door lubrication is required.
Upvc gearbox failure most common.
Have you had a new cylinder fitted.