Repair of defects of entrance lock GOAL S5.GG lock, kitchen door LA lock

"Inspection and repair due to deterioration"

The key to the entrance door and the key to the kitchen door were gradually not turning, so they wanted me to check it. This is the first floor apartment where my parents live. It's a two-family home.

Well, there were two GOAL S5.GG locks on the front door. I was able to confirm the hardness to some extent, so I will disassemble and clean it.

It is a cleaning lubrication repair with a special spray. Cleaning the cylinder and lock case. In addition, the orientation of the thumbturn was the opposite, but since it is the orientation that I have been using for many years, I left it as it is.

Next is the inspection of the kitchen door.Disc tumbler cylinder LA lock.This is just a spray wash and the operation has become smooth. The MIWA LA lock on the kitchen door is rare.