July 2023
KABA STAR NEO 6150T, SANKYO-TATEYAMA-ALUMI "SUN-NATURE" replacement due to malfunction of entrance door cylinder
``Replacing the cylinder because the key no longer turns'' The upper cylinder stopped turning and they were using only the lower cylinder, but the lower cylinder finally stopped turning, so they decided to replace it. The entrance door is SANKYO-TATEYAMA-ALUMI “SUN-NATURE […]
ALPHA SHIN-NIKKEI COMPOLE Replacement due to failure of the lever handle
``The door handle is wobbly, so I need to repair or replace it.'' They said it was a door knob, but it turned out to be a lever lock. There were no apparent problems from the outside, but when I checked the inside, I found that the lever was about to come off. Moreover, the lever is slanted […]
MIWA U9.HPD Unlocking the entrance door by not carrying the key
``I came back from my parents' house to prepare for moving, but I forgot my keys.'' There was MIWA U9.HPD. This is my first HPD in quite a while. This type has a special tip jig, so I was able to make proper arrangements and unlock it immediately. It can be done easily […]
WEST916.TESP Reverse thumbturn, Unlocking the entrance door
"Lost key, Unlocking the entrance door" It was a thumb-latch lock "HBZSP" made by MIWA. The main lock here was a disc tumbler type cylinder, but since it was not used, the auxiliary lock was unlocked on the WEST916 cylinder side. Normally proceed by unlocking […]
Repair due to defect of ALPHA SHIN-NIKKEI COMPOLE lever handle.On-site cancellation after estimate.
``The front door lever is wobbly.'' The front door lever is slanted and they would like to have it repaired. This is a symptom that the spring for the latch bolt on the lock case of the main unit is damaged. This is a fairly common symptom. It will be necessary to fully disassemble and repair the […]
