Step 1 Place the AD-425S template to the right position on the door header. See the figure presented for an out-swing door (Right -Hand Open).

Step 2 Mark for pilot holes. ( Use the center pointer)

Step 3 Mark six pilot holes, one cable hole and center line.

Step 4 Drill a pilot hole.

Step 5 Drill six O 9.5m m pilot holes and one O 18mm cable hole.

Step 6 Tap and insert a Blind Nut.

Blind Nuts Installation instructions

Step 7 Use Allen Wrench to tighten the Blind Nut. This will compress the screw so that it remains permanently fixed in the hole. Repeat these steps on other Bl ind Nuts. (Do not over tighten the Blind Nut.)

Step 8 Blind Nuts installation completed.

Step 9 Place the sliding rail template to the right position on the door. See the figure presented for an out-swing door (Right-Hand Open), more details shown in Figure

Step 10 Mark for pilot holes. ( Use the center pointer)

Step 11 Drill three O 9.5m m pilot holes.

Step 12 Use Allen Wrench to tighten the Blind Nut. This will compress the screw so that it remains permanently fixed in the hole. Repeat these steps on other Bl ind Nuts. (Do not over tighten the Blind Nut.)

Step 13 Blind Nuts installation completed.

Step 14 Insert two mounting screws. (Screw specification: 6 X 20 mm )

Step 15 This is the position of Mounting Hanger .

Step 16 Mount the automatic door operator.

Step 17 Tighten the other 4 screws. (Screw specification: 6 X 20 mm )

Step 18 Tighten screws.

Step 19 Mount the operating arm on Square Couplings .

Step 20 Insert screws (6 x 16 mm ) to the Operating Arm on Square Couplings, see the figure presented for a out-swing door (Right-Hand Open),

Step 21 Slide the Operating Arm to Sliding Rail.

Step 22 Fix the Sliding Rail on the door leaf. (Screw specification: 6 X 20 mm )

Step 23 Slide in the Sliding Rail Cover.

Step 24 Attach two Side Ends.

Step 25 Depending on the door leaf opening angle , there may need a Stopper Ball .

Step 26 Optional electric lock, wireless push button, microwave sensor, reader and other accessories can be used with the AD-425S operator. See the Main Processing Unit guide a nd wiring diagrams above to wire this application.

Step 27 After the initial installation, please connect AC power and turn the switch on. Warning: Make sure you use the voltage specified as correct for the device.

Step 28 First opening movement, the AD-425S will be a utomatically set the opening angle and distance .

Step 29 Attach the cover.

Step 30 Attach the Operating Arm cap.

Finish Please refer to User Guide for more details of the setting.

How to Change battery? Battery is located on the back of Control Board. Remove the Fixing Plug and old battery, replace the new battery, then tighten the Fixing Plug .