A keypad door lock eliminates the need for physical keys — no more lockouts, no more hiding a spare under the mat. Installation replaces your existing deadbolt using the same holes and takes about 20 minutes.
STEP 1: Remove the Existing Deadbolt
Unscrew the interior thumb-turn plate to separate the interior and exterior halves. Pull both sides apart and remove the bolt mechanism from the edge of the door. Keep the screws — you may need them as backups.
STEP 2: Install the New Bolt Mechanism
Building on that preparation, insert the new deadbolt assembly into the hole on the edge of the door. The bolt should extend and retract smoothly. Screw the bolt plate flush with the door edge using the provided screws.
STEP 3: Mount the Exterior Keypad
Moving forward with confidence, feed the cable or connecting bar from the exterior keypad through the bolt mechanism hole. Align the keypad with the bolt and press it flat against the door. Some models require you to thread a cable through from outside to inside.
STEP 4: Attach the Interior Assembly
Now that the heavy lifting is done, place the interior mounting plate over the bolt, connect the cable or bar from the exterior keypad, and secure with the provided screws. Install the batteries (most use 4 AA batteries) and attach the interior cover plate.
STEP 5: Program Your Access Code and Test
To lock in your results for the long term, follow the manufacturer’s instructions to set your master code and user codes. Test the lock from both sides — keypad entry, interior thumb-turn, and backup key. Verify the auto-lock feature works if your model has one. Change the default master code immediately.
PRO TIPS
Q: Do keypad door locks still work if the batteries die?
A: Choose a lock with a backup physical key cylinder. Batteries die, electronics fail, and a keypad lock without a backup key means you are locked out until you replace the batteries or call a locksmith.
Q: Can I give temporary codes to guests with a keypad lock?
A: Set unique temporary codes for houseguests, dog walkers, and contractors — then delete the codes when they no longer need access. This is far more secure than giving out copies of a physical key that you can never truly take back.
Q: How often should I change keypad door lock batteries?
A: Replace the batteries proactively once a year rather than waiting for the low-battery warning. Most keypad locks give a few days of warning beeps before dying, but if you miss the warning while traveling, you could come home locked out.
SUPPLIES NEEDED
Keypad deadbolt lock
Screwdrivers (Phillips and flathead)
4 AA batteries
Tape measure (to verify backset)
Pencil
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