How to install the welding anti theft door deadbolt dropped

This lock is not broken, just the internal screws are loose. The teeth are misaligned and need to be removed. Tooth and tooth between the new pairing, and then tighten the screw to install it, if you don't know the mechanical principle, only ask someone to come to repair. But there is no need to change the locks.

The same type of parts of the security door can be replaced with each other, and there are many different lock cylinders. The deadbolt can also be replaced, but few people operate "deadbolts", which are not easy to buy, so you can try your luck at the market.

Your door is automatically locked, and according to you, the length of the deadbolt should be the length of the one that touches the lock. It can be adjusted appropriately, the principle is the same as screwing, but the adjustable stroke is not very long, and if it doesn't work, the door frame will be frustrated a little.

Yes, the general family now says to change the lock, in fact, is to change the lock cylinder, the general hardware stores have to buy, the price is generally in the dozens, depending on the requirements of the choice. The level of anti-theft door lock cylinder is basically divided into three levels in the market, namely A-level, B-level, and super B-level (also known as C-level). According to the "National Mechanical Lock Standard", the anti-theft door lock cylinder has two levels, A and B, and the super B level is an enhanced version of the B level developed by the entrepreneur.

1.Prepare the lock.

When installing an anti-theft door lock, prepare the anti-theft lock, unpack it and check whether there is any problem with its specifications and product quality. If you assemble the purchased locks together, you can first loosen the screws with a screwdriver, remove the relevant locks, and sort them out. >>>More