HMD
MIWA U9.HMD knob-HBZSP1, Lost key, Unlocking the entrance door
"Lost key, Unlocking the entrance door" This is the solution to unlocking the entrance due to a lost key. There are two cylinders, but this time it's only the main lock's knob. If you remove the door scope, normal thumbturn unlocking will occur, but the target thumbturn may be small. CCD camera […]
OKC HB52 + DAC2 Set exchange from knob to U9.HMD-1LS
"Malfunction repair replacement" OKC knob lock with HB52 and DAC2. The knob on the indoor side came off, and the key wouldn't fit in the keyhole. Recently, there have been many defects and breakdowns, and I would like to have them replaced. First of all, as an inspection, check whether the spindle fits […]
U9.145AWthumbturn side knob idle repair replacement
``The knob on the inside of the door doesn't turn freely.'' This was a request from a major clothing chain store, a tenant of a large home improvement center. It seems to be a defective door in the backyard. The entry and exit of contractors to this type of tenant is controlled, so the instructions are not clear, but the security guard at the back door […]
Defect exchange from standard HMD to thin HMSD
``I can't lock it.'' When I asked about it, I was told that the door couldn't be locked from the inside. It was the so-called "thumbturn and knob phenomenon". This is a common phenomenon in HM. Inspect for damage. Disassemble the cylinder side knob and lock case. However, the lock case is […]
Locker room lock failure. HMD strike repair
``The locker room door doesn't lock.'' This is a request for repair. It was the key to the iron door at the back of the store. Although the cylinder was sometimes stiff, the deadbolt was not able to enter the strike. The door became increasingly distorted and eventually became unlockable [...]
