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Child safety window lock is a brand-new protective and anti-theft window lock that is gradually becoming popular. It is a new type of building security product installed on doors and windows to provide protection, anti-theft, anti-falling objects and other safety guarantees for home life and office.
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1. Disassemble the spherical door lock first. The sphere that can be inserted into the keyhole is the outer sphere, and the sphere without the keyhole is the inner shape. Find the small hole of the door lock, and poke the inner ball with a sharp object to take the inner ball. Unscrew the two large a
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Always keep lubricant in the transmission part of the lock body to keep its transmission smooth and prolong its service life. It is recommended to check once every six months or a year, and at the same time check whether the fastening screws are loose to ensure fastening.
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An experienced carpenter or a master with considerable knowledge of locks should be hired for installation. And according to the fixed-distance model in the product manual, drill holes, chisel the support socket, the lock plate and the lock box hole, so as to make preparations before installation.
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注: 建议上传图片大小700px*600px
