Okwu mmalite
The Linear ACT-31B 1-Channel Keychain Transmitter is designed for use with Linear Access MegaCode receivers and controllers. This compact device provides convenient remote access, operating on a frequency of 318 MHz. It is equipped with a single channel for activation and includes two 2016-type Lithium batteries for immediate use. Its design focuses on portability and ease of integration with compatible Linear systems.
Ngwaahịa gafereview

Figure 1: Linear Act-31B 1-Channel Keychain Transmitter. This image displays the black, oval-shaped keychain transmitter with a single gray circular button on its face. It is attached to a metal split key ring via a black plastic quick-disconnect mechanism, highlighting its compact and portable design.
Akụkụ ndị bụ isi:
- MegaCode Format: Factory-programmed to support over 1 million unique codes, ensuring high security.
- Single Channel Operation: Designed for straightforward control of one compatible Linear access device.
- Ugboro arụ ọrụ: Functions at 318 MHz for reliable signal transmission.
- Nhazi kọmpat: Features a quick-disconnect key ring for easy attachment to keys or other items.
- Isi mmalite ike: Powered by two 2016-type Lithium batteries (included).
Melite
To set up your Linear ACT-31B Keychain Transmitter with a compatible Linear Access MegaCode receiver or garage door opener, follow these steps:
- Chọta bọtịnụ Mụta Ihe: On your Linear garage door opener unit (typically mounted on the ceiling), locate the 'LEARN' button. This button is usually small and may be red or another color, often accompanied by an LED indicator.
- Mee ka ọnọdụ mmụta rụọ ọrụ: Press and release the 'LEARN' button on your garage door opener. The LED indicator light on the opener should illuminate or flash, indicating that the unit is now in learn mode and ready to accept a new remote code.
- Program the Transmitter: Within approximately 30 seconds of activating the learn mode on the opener, press the button on your ACT-31B Keychain Transmitter. Hold the button down for a few seconds. The LED light on the garage door opener should blink or turn off, confirming that the transmitter has been successfully programmed.
- Ọrụ nnwale: Release the button on the transmitter. Wait a few seconds, then press the button again to test if the garage door responds. If the door opens or closes, the programming was successful.
If the transmitter does not work after following these steps, refer to the troubleshooting section or the full installation manual for your specific garage door opener model.
Ntuziaka ọrụ
The Linear ACT-31B is a single-channel transmitter, meaning it controls one device. To operate your garage door or compatible Linear access device:
- Nkwalite: Simply press and release the single gray button on the face of the transmitter.
- Oke: The transmitter has a maximum operating range of approximately 10 meters (33 feet). Optimal performance is achieved within this range, though environmental factors can affect signal strength.
- Ugboro: The device transmits on a 318 MHz frequency. Ensure your receiver is compatible with this frequency.
Nlekọta
Ngbanwe batrị:
The ACT-31B transmitter uses two 2016-type Lithium batteries. If the transmitter's range decreases significantly or it stops responding, the batteries may need replacement.
- Mepee Casing: Carefully open the transmitter casing. This may involve gently prying it open along the seam with a small flat-head screwdriver or similar tool.
- Wepu batrị ochie: Note the orientation of the existing batteries (+/-). Remove the old 2016-type Lithium batteries.
- Fanye batrị ọhụrụ: Insert two new 2016-type Lithium batteries, ensuring they are correctly oriented according to the polarity markings inside the casing.
- Mechie Casing: Snap the casing back together securely.
After replacing the batteries, it may be necessary to re-program the transmitter to your garage door opener if it does not respond immediately. Refer to the 'Setup' section for programming instructions.
Nchọpụta nsogbu
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Nnyefe anaghị arụ ọrụ. | Batrị nwụrụ anwụ ma ọ bụ dị ala. | Replace the two 2016-type Lithium batteries. |
| Transmitter has reduced range. | Weak batteries or environmental interference. | Replace batteries. Ensure no large metal objects or strong radio signals are blocking the path. |
| Transmitter was working, now it isn't. | Loss of programming or incompatible receiver. | Re-program the transmitter following the 'Setup' instructions. Verify your garage door opener is a Linear Access MegaCode compatible model. |
| Must press button repeatedly for it to work. | Intermittent signal or weak connection. | Check battery strength. Ensure the transmitter is within optimal range. Re-program if necessary. |
Nkọwapụta
- Nọmba nlereanya: ACT-31B
- Akụkụ ngwaahịa: 0.48 x 1.25 x 2.25 sentimita asatọ
- Ibu ihe: 0.48 ounces
- Agba: Nwa
- Batrị: 2 Lithium Metal batteries (2016-type) required (included)
- Teknụzụ Njikọta: Ugboro redio
- Ugboro arụ ọrụ: 318 MHz
- Oke kacha: Mita 10 (ihe dị ka ụkwụ 33)
- Atụmatụ pụrụ iche: Ergonomic, Lightweight
- Ngwa dakọtara: Linear Access MegaCode receivers and controllers
- Onye nrụpụta: Linear / Nortek
- Kedu ihe dị na igbe: Key Chain Transmitter (1 Channel)
Akwụkwọ ikike na nkwado
For specific warranty information regarding your Linear ACT-31B 1-Channel Keychain Transmitter, please refer to the documentation included with your purchase or contact Linear customer support directly. Warranty terms may vary.
Additional support resources, including detailed installation and user manuals, are available:
- Akwụkwọ ntuziaka nwụnye (PDF): View Akwụkwọ ntuziaka nwụnye
- Akwụkwọ ntuziaka onye ọrụ (PDF): View Akwụkwọ ntuziaka onye ọrụ
For technical assistance or further inquiries, please contact Linear customer service.





