knob_Nigiridama
SHOWA DAC2.IS, cylinder cleaning repair due to operational defect
``I can't insert the key.'' I was told that the key wouldn't stick. As a result, he was unable to lock the door. SHOWA knob lock DAC2. The cylinder was spray cleaned and improved. In addition, since the center position is not visible, the knob […]
Mul-T-lock.HBZSP2, cylinder cleaning and repair due to lock failure
``Sometimes I can't lock the door'' It seems like there are times recently when I can't lock the door. When I checked, I found that the cylinder and latch bolt sometimes move together. Looks like the cylinder needs cleaning. Additionally, I felt stuck when operating the knob. Disassemble and confirm […]
MIWA U9.PMK knob rim lock, cylinder operation defect inspection and repair
``Sometimes my front door key won't turn and I'm not feeling well.'' Over the past few days, he said, there have been several times when the door key has not turned. Due to concerns, I requested an inspection and repair. When I arrived at the scene and checked, I found that there were times when it would not turn. Revised by cleaning the cylinder […]
ALPHA-33KN.GOAL-UC, inspection and repair due to operational defect inspection
``The lock won't close.'' When I checked, I found that the deadbolt wouldn't come out. The cause was simply the cylinder not rotating. This time, we disassembled the knob body and checked for any damage to the parts, and spray-cleaned the cylinder to make improvements […]
SHOWA IS.WEST801 universal replacement knob, sometimes the key won't come out
``Sometimes the key won't come out.'' This was due to poor work by the cylinder installer. It was a very lonely cause. The problem was that the cylinder was in a vertical position and the latch bolt was still retracted. The solution is to adjust the centering and tighten the pull-leg […]
