July 2021
U9.145HMD Disassembly and repair of defective locking
"It's hard to turn the key from the outside. You can't even lock it from the inside." The item in question was U9.145AHMD. The cylinder was difficult to turn, and the latch bolt also moved when the thumbturn was turned. This phenomenon is caused by some kind of defect in Samuta […]
Nursery glass automatic door bar key frame unlocking
``Unlocking automatic store doors'' There are not many requests to unlock automatic doors. However, when it comes to stick key frame locks, there are extremely few. It only happens once a year or so. In most cases, the lever tumbler is GOAL T-1 tablet or WEST […]
GOAL MXK Unlocking the entrance door
``Lost key, Unlocking the entrance door'' This is a request to lose the key, unlocking the entrance door. Is it RA? When I looked closely, it was GOAL MX. Quite rare. If you don't carefully remove the public door scope, the paint will peel off. I removed it carefully. After that, it is usually a thumbturn […]
Store kitchen door Unlocking by removing foreign matter
``The key won't stick because there's a foreign object inside.'' In preparation for opening the store, when I pointed the key at the kitchen door as usual, it didn't stick. It looked like a keyhole, but I stuck it straight in. No matter what I tried, the key wouldn't stick. It's a U9.MA lock. The keyhole of normal work […]
KEIDEN.LA CARD KEY Understanding lock
"Cardkey Unlocking the entrance door" Arrive at the scene and interview the situation. It looks like you can proceed with normal thumbturn unlocking. When I asked him how he usually operates the machine, he said that he has a card key. I wanted you to talk to me from the beginning. When you point at the key, it goes to the back […]
