Description

This manual guides you through the process of replacing and adjusting interior door locks and hinges. We provide step-by-step instructions for removing and installing various lock types (such as knob locks and lever handle locks), as well as methods for replacing hinges and making fine adjustments to fix issues like sagging doors or stiff operation.
The manual includes key specifications for measuring and selecting the right lock cylinders. With this step-by-step guidance, you can complete the replacement yourself and ensure the lock operates smoothly and closes securely.