July 2023
LIXIL USHIN-SHOWA.WN.QDJ695 (DDZZ4022/4023) Lost key, Unlocking the entrance door
``Lost key, Unlocking the entrance door'' It was a place that I couldn't quite figure out on the map. After wandering around for a while, I finally arrived. Are you a first-year working adult? It seems like he ended up drinking karaoke and drinking alcohol until the morning and lost his bag. The big wrinkles are […]
MIWA U9.LA cleaning repair due to cylinder malfunction
``I feel something strange when I open the door.'' I received a call late in the evening. It seems that he had been worried about it for a while, but when he got home today and unlocked the door, he said that the symptoms had gotten worse. When we checked at the scene, we found that the cylinder was stuck […]
SEKISUI (SEKISUI) lock case WEST C55 (5200) Disassembly inspection and repair due to malfunction of the main unit
``Sometimes it feels strange and the key won't turn.'' This is a detached house that I bought as a second-hand property several years ago. Apparently the cylinder had been replaced at that time, but there were times when it would get stuck and wouldn't turn, so I got worried and called them. Be careful not to lock yourself out or confine yourself […]
OPNUS Memolis.USHIN-SHOWA QDJ695 Unlocking the entrance door
"I forgot my key at my parents' house." Unlocking the entrance door because you didn't bring your key with you. The characteristic handle shape is QDJ-695 made by USHIN-SHOWA. The cylinder is OPNUS MEMOLIS. This is a combination that I often see. The person working usually unlocks the door and is nervous […]
door guard repair
``The door guard suddenly stopped working this morning.'' It seemed to be working until yesterday, but this morning it suddenly stopped working. Click balls are the cause of most defects, but what about this time? When I checked the operation, it was indeed solid […]
