May, 2023
Key removal by MIWA PR.LDSP key defect
``Suddenly I couldn't get the key out.'' The cylinder turned, but the key wouldn't come out. I assumed that the cylinder had deteriorated over time, so I did the usual cleaning work, but it didn't seem to come out at all. 10 minutes have passed, but there has been no change in the symptoms [...]
Inspection and repair of MIWA KM300 door closer
``The door closer makes a strange noise.'' The MIWA door closer ``KM300'' is often seen for public corporations. The square door closer seems to be in production. The successor model seems to be "KM314P parallel type". The door is painted […]
USHIN-SHOWA U9.QDJ-695, Lost key, Unlocking the entrance door
``Lost key, Unlocking the entrance door'' This is a lock case for USHIN-SHOWA QDJ-695, whose handle shape is easily recognizable. If you do not have a smart lock installed, you can proceed with normal thumbturn unlocking. It is smart to interview the client […]
MIWA DZ, smart lock installation quote for rental space
"Installing a smart lock for a rental space" I would like to install a smart lock in a rental space so that only a limited number of people can use it. Because it was a rental space, entry was managed remotely using a limited password, etc., without exchanging keys […]
GOAL GOE-PXK.SK Defect inspection of push-pull grip handle lock
``Sometimes the door won't close.'' When closing the door, there are times when it's difficult to close. It turned out to be a poor position with the strike. However, since adjustment with screws is not possible, it will not be completely improved unless the strike hole is cut. Door body […]
