July 2022
MIWA PR.LSP Unlocking the entrance door
``Lost key, Unlocking the entrance door'' This was an incident with a police officer present. It was normal thumbturn unlocking from the door scope. This type had an issue last time where it lacked caution. This time I was careful and completed the task. Problems that often arise as you get used to it […]
Replacement of store service door key, ALPHA33KN-TRW-32D-1 type
``Replacement of store locks because the clerk lost the keys'' It was the knob of the service door (kitchen door). I had MIWA HBZSP, but I replaced it with AlphaALPHA knob 33KN-TRW-32D-1. Since the work space was quite limited, […]
Repair of a detached door closer
``Repair or replace the front door closer'' The door closer had completely come off. The mounting screws are completely removed. It appears that the screw that came off had been kept by the client, and it was impossible for him to try to install it himself. After checking, […]
U9.THMSP-SA Unlocking the entrance door and cylinder replacement due to malfunction of key
``Unlocking the front door'' I received a request to open the door, but upon listening carefully, I was told that the key would not go all the way in. In many cases, unlocking of detached houses is due to broken locks, but in this case, replacing the locks seems to be an improvement. The cylinder is a H248 disc type. Super […]
YKKap Fireproof Door G Series Apartment Entrance Door, WEST917 Cylinder Malfunction Repair
``The key is not sticking in, so I want you to check it.'' This is a combination of GOAL TLK+WEST917. I was able to improve the cylinder by disassembling and cleaning it, but from the moment I saw the door, I felt something was wrong. I saw an unfamiliar strike on the underside of the door. motion […]
