SOMMER 4020 TX-03-868-4 This remote is a 4-channel rolling code remote control designed for your Sommer system. The handheld transmitter features a compact and ergonomic design, along with straightforward setup and operation. With four channels, it can be programmed to control up to four different Sommer drives. It is a high-quality, durable replacement remote that includes a protective sliding key cover. This remote is designed to pair with your Sommer receiver unit just like the original. Complete and easy programming instructions are included. Compatible with SOMMER 4026 TX03-868-2, SOMMER 4020 TX03-868-4, SOMMER 4031, SOMMER 4025, SOMMER 4011, SOMMER 4035, APERTO 4025, APERTO 4021, 4020V000, 4025V000, 4026V000, 4031V000, 4011V000, 4035V002. IMPORTANT: Not compatible with Sommer 868 MHz SOMloq2 (Pearl, Pearl Twin, Pearl Vibe handheld transmitters). Includes: Remote Control, Battery, Keychain, English Manual. Programming: The remote control functions the same as your original remote. It must be programmed with the original receiver according to the included manual. 1. Locate the Learn / Code Set button on the motor. This is typically located under the lamp cover or on the back of the motor. 2. Press the Learn / Code Set button once and release. A light should illuminate. 3. Press the desired transmitter button once, and the light will turn off. 4. Press the remote button again; the light on the motor will flash and then turn off, indicating the remote has been successfully coded. 5. Test the operation of the remote.