The Installation Steps Of The Mechanical Lock Body Usually Include The Following Steps

Measure the size of the door frame and door panel to ensure that the lock body fits.
Install the guide plate and fix it on the door frame to ensure the smooth movement of the lock tongue.
Install the lock body, put the lock body into the guide plate and fix it.
Connect the square rod to ensure that the square rod is connected to the internal mechanism of the lock body normally.
Install the outer handle and the inner handle to ensure that the handle and the lock body are linked normally.
Test the lock body function to ensure that the unlocking, reverse locking and other functions work normally.