Installation illustration for U10 –U20 fingerprint lock series

Step 1 Mark the centerline of the exterior handle Mark a line (the centerline of exterior handle) at the height of 100cm from the bottom of the door with a measure tape. (also you can determine the height to your own preference)

Step 2 Mark the centerlines on the door edge Mark a line at the same height with the centerline of exterior handle on the door edge with an angle square, and measure the door thickness and mark a line (centerline of latch hole) at its center.

Step 3 Mark the centerline of the interior handle Mark a line (centerline of interior handle) at the same height with the centerline on the door edge with an angle square.

Step 4 Mark holes outside Fold the template of holes as shown in the figure and press it against the exterior side of door and ensure the accordance of the two legs of the right triangle on the template and the door. Align the centerlines of the handle on the door and the template. And draw all the holes on the door with a pencil. Note: You should always ensure the accordance.

Step 5 Mark holes inside Fold the template of holes as shown in the figure and press it against the interior side of the door. Align the centerlines of the handle on the door and the template. And draw all the holes on the door with a pencil. Note: You should always ensure the alignment.

Step 6 Mark the latch hole Cut the side edge of the template as shown in the figure, and press it against the door edge, and ensure the accordance of centerlines of handle and latch hole on the door and template. Then draw the outline with a pencil. First draw the outline of latch hole. (figure 1) Then, draw the outline of face plate. (figure 2)

图一

Fig. 1 Fig. 2

Step 7 Drill holes(1)—stud bolt hole and thread hole Drill the stud bolt hole as shown in figure 1 with an alloy bit - φ10; Drill the thread hole as shown in figure 2 with an alloy bit - φ40; The drilled stud bolt hole and thread hole are as shown in figure 3. Note: Every hole should be drilled half and half from both sides to avoid cracking the door.

Fig.1 Fig.2 Fig.3

Step 8 Drill holes (2) – latch hole Drill the latch hole with a hole saw - φ20

Step 9 Trim the latch hole and groove the face plate Trim the latch hole with a chisel as shown in the figure. Then, chisel a groove in the shape of face plate. Mind that the depth of the groove should be the same with the thickness of the face plate, and that the surface of face plate should be flush with the door when the door is closed.

Face plate

Step 10 Install the latch Insert latch into latch hole, and fully tighten with screws.

Step 11 Install the shim plate on exterior lock body Install the shim plate on exterior lock body as shown in the figure.

Exterior lock body

Step 12 Remove battery box cover Remove battery box cover from interior lock body by sliding cover up and off as shown in the figure.

Step 13 Install the shim plate on interior lock body Install the shim plate on interior lock body on the mounting plate as shown in the figure.

Mounting plate

shim plate

Step 14 Install exterior lock body Place the exterior lock body flush onto door, and thread the wire harness.

Step 15 Install the spindle Insert the spindle into the spindle hole on exterior lock body as shown in the figure.

Step 16 Install mounting plate of exterior lock body Fully tighten screws, so the exterior lock body will be placed flush onto the door.

Step 17 Install interior lock body Connect wires between interior and exterior lock body as shown in figure 1, then align interior lock body with the spindle hole as shown in figure 2, and place interior lock body flush onto the door.

Fig.1

Fig. 2

Step 18 Fix interior lock body Fix interior lock body with 4 screws. Note: ¾ tighten the screws, and then fully tighten the screws.

Step 19 Install batteries and battery box cover Install batteries as shown in figure 1; Install battery box cover as shown in figure 2; Fully tighten screws as shown in figure 3.

Fig. 1 Fig. 2 Fig. 3

Step 20 Install strike plate

Put strike plate on the latch bolt, and close door, and mark position of strike plate on door jamb

Mark the centerline on door jamb

Draw outline of strike plate

Drill a hole for strike box

Install strike box and strike plate and fully tighten screws

Step 21 Test After installation, check if the latch bolt can draw back and forth normally, and if the door can be unlocked by code or fingerprint normally, and you can clear up when everything is OK.