-
Find chopsticks or a screwdriver to flick the parts that control the deadbolt and let the deadbolt retract to open the door.
-
The lock cylinder is the one that controls the latch.
It is enough to move the end that was originally in contact with the lock cylinder.
If you really can't do it, call me on 110
-
Call 110 and they'll send a lock repairer.
1. Unscrew down the two screws on and below the pull handle panel; >>>More
It's quite simple to change the lock cylinder of the anti-theft door, just a diagram.
Yes, Class C is safer.
How much does it cost to change the lock cylinder for the security door. >>>More
First of all, remove the panel, remove 2 lock nails on the inner panel of the door lock, remove the upper and lower screws of the inner side panel, remove the inner handle panel, and then remove the lock cap and the outer handle, there is a screw in the middle of the stall of the lock body on the door side, between the deadbolts, take out this lock cylinder, and the lock cylinder can be taken out.