July 2022
KWIKSET (Kwikset) TITAN (Titan) disassembly cleaning repair
``The front door lock is not working well, so I would like you to check it.'' The lock is hard and gets stuck, so I would like it to be repaired or replaced. Looks like it needs to be disassembled and cleaned this time. Although it has 6 pins when removed from the keyhole, it is a side bar type like MIWA U9. Pinsiri […]
GOAL cylindrical lock ULW-5E Unlocking interior doors
``I want you to open the door without destroying it.'' It looked like an old-fashioned boarding house. When I interviewed them, it seemed like this was a request from a second company. It seems that the first company's estimate was rejected because they said it would have to be destroyed. When I look at it, I see GOAL […]
PR.DAF + storage type with lid (with eccentric function) crime prevention thumbturn malfunction repair
``The key won't go all the way in, so I'd like to request a repair.'' I was told that the key wouldn't go all the way in. Although it is a double door of PR cylinder, we could confirm the hardness of both the top and bottom. Especially the lower cylinder seems to be hard. We were able to improve this by disassembling and cleaning the cylinder […]
CP certified product MIWA PS(DN).DAF+LSP Eccentric ginkgo type crime prevention thumbturndefect
``The key no longer turns, so I would like to have it checked.'' The door in question had double PSDN.DAF, a MIWA CP certified product. The defect symptoms were confirmed in the upper cylinder. It's so stiff that I think the key might break. This repair […]
Sekisui House Sha-Maison malfunction Unlocking the front door
``I have the key, but it won't turn.'' This is a stylish maisonette-style property near the coast. It has a feeling similar to a detached house. Proceed carefully with the cleaning process, as salt damage can have a significant effect. This time it was an OPNUS cylinder. (I can't tell from Google Photos […]
