Lowell LLKRD Key and Lock Assembly with Alternate Lock

This is an alternate key and lock assembly, specifically designed for the LDDF Series dual - door system. You can easily install it on one of the two (LFD Series) doors in the dual - door frame to enable separate access, offering you more flexibility and convenience.

Using this key and lock assembly is quite easy. First, identify the right door in the LFD Series within the dual - door frame where you want to install it. Then, follow the basic installation steps to attach it securely. When using the key, insert it smoothly into the lock and turn it gently. Remember not to use excessive force to avoid damaging the lock. As for maintenance, you can clean the lock and key regularly with a dry cloth to keep them free from dust. If you notice any issues with the locking mechanism, such as difficulty in turning the key, don't try to force it. Instead, contact a professional for help.