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Anonymous users2024-01-24This does not seem to be a problem with the anti-theft lock, it is the secondary lock point stuck, or it may be that the gap between one end of the upper and lower lock levers is small and too tight.
First remove the auxiliary lock points one by one, and eliminate them one by one
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Anonymous users2024-01-23You still have to find a lock company to help you get it, and you have to buy brand locks when you buy locks, such as anti-theft door locks, such locks are more quality-assured, and they are more famous throughout the country.
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Anonymous users2024-01-22Find a more realistic locksmith to help you straighten it out.
Spray the keyhole with rust remover! Hardware stores sell a bottle for ten yuan and can be used for a long time.
The lock cylinder is broken! It is recommended to take a few more keys and try to add some vegetable oil to the lock cylinder, but only to change the lock cylinder.
The general security door can be opened by someone on the 800 only pick the lock and then change the lock cylinder for you.
Because there is a transmission mechanism of the lock tongue inside the lock body, when the lock cylinder rotates, the fork in the middle of the lock cylinder will drive the transmission mechanism of the lock tongue, thereby driving the indentation or extension of the lock tongue, the gear is also there, the fork is also there, the function is indeed the same, I don't know if I say this, you understand it.
This first depends on whether you are a mechanical lock or a fingerprint password lock, if it is a mechanical lock, you can find a locksmith, but it is best to have a 110 public security bureau for the record, if it is a fingerprint password lock, then you have to find the fingerprint password lock manufacturer, the after-sales technician. In general, the after-sales technicians of the textile combination lock manufacturers will help solve it, but the premise is that you have the phone number of their after-sales technicians.