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Change the security door cylinder

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According to this guide can easily replace the home security door cylinder.

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  1. Change the security door cylinder, Remove the screw holding the handle: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • It is advisable to work with two people, one holding the outer handle on the outside and the other unloading the screw on the other side.

    • Remove the two screws.

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  2. Change the security door cylinder, Remove the handle: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Use pry bar carefully pry around, you can remove both sides of the door handle.

    • There is usually a plastic washer between the handle and the door, taking care not to damage it.

    • There will be a metal square shaft connected between the handle. Be careful not to lose it when removing the inside handle because the shaft is inside and outside.

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  4. Change the security door cylinder, Pay attention to the square shaft: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Pay attention to the installation direction of this square shaft. Do not knock it off when removing the handle.

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  5. Change the security door cylinder, Remove the lock cylinder: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Remove the lock cylinder lock screw.

    • Push the lock cylinder to one side of the door, which side is easy to push.

    • Note that the lock cylinder has different types and installation directions. If you want to change the lock cylinder, observe your lock cylinder side, there is a black lever, some in the middle of the cylinder, some in the side position.

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Please re-install in the reverse order of this guide.

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