1. Introduction
This manual provides comprehensive instructions for the setup, operation, and maintenance of your Linear 3089 Multi-Code Remote, model MCS308911. This single-button remote control is designed for use with 300 MHz gate and garage door opener systems that utilize 10 dip switches for coding. Please read this manual thoroughly before use to ensure proper functionality and longevity of your device.
2. Product Overview
The Linear 3089 Multi-Code Remote MCS308911 is a durable and user-friendly transmitter. It features a molded design for comfortable handling and easy access to its internal components for battery replacement and dip switch adjustments.
Figure 1: Linear 3089 Multi-Code Remote MCS308911. This image shows the front view of the remote control, highlighting its single button and compact design.
Key Features:
- Single button operation for convenience.
- Operates on a 300 MHz frequency.
- Equipped with 10 dip switches for secure coding.
- Includes a visor clip for easy vehicle mounting.
- Features a Test/Operate LED indicator.
- Designed for easy access to the 9V battery and dip switches.
3. Compatibility
The MCS308911 remote is compatible with a wide range of 300 MHz Multi-Code receivers and transmitters that use a 10-position dip switch coding system. It is designed to replace or work alongside the following units:
Compatible Multi-Code Models:
- 1089, 3089, 3089-11
- 4120, 4120-01, 4140, 4140-01
- 3060, 3060-01, 3070-01, 3083, 3083-01
- 4200 or 4200-01 wireless keypad
Compatible Linear Models:
- MCS308911, MCS412001, MCS414001
- MCS306001, MCS307001, MCS308301
- MCS420001
Compatible Digi-Code Models:
- 5010, 5030, 5040, 5060, 5070
Other Compatible Models:
- MultiElmac: 3089
- Eagle: EG 140, EG 144, EG 148, EG 152
4. Setup and Installation
4.1. Battery Installation
The remote comes with a 9V battery pre-installed. If you need to replace it:
- Locate the battery compartment cover on the back of the remote.
- Carefully slide or unclip the cover to open it.
- Remove the old 9V battery.
- Insert a new 9V battery, ensuring correct polarity (+/-).
- Replace the battery compartment cover securely.
4.2. Setting Dip Switches
The 10 dip switches inside your remote must match the code set on your garage door opener or gate receiver. This ensures secure and proper operation.
- Open the remote's casing to access the dip switches. This is usually done by removing the battery cover or a small screw.
- Locate the 10 small switches.
- Identify the dip switch settings on your existing remote or directly on your garage door opener/gate receiver. The switches will be in an "ON" (or +) or "OFF" (or -) position.
- Using a small tool (like a pen tip or small screwdriver), carefully adjust the 10 dip switches on your new MCS308911 remote to exactly match the pattern of your existing device.
- Once the switches are set, close the remote's casing securely.
Note: Ensure the power to your garage door opener or gate receiver is off before making any adjustments to its internal dip switches.
5. Operating Instructions
After successfully setting the dip switches and installing the battery, your remote is ready for use.
- Point the remote control towards your garage door opener or gate receiver.
- Press and hold the single operating button on the remote.
- The Test/Operate LED on the remote should illuminate, indicating that a signal is being transmitted.
- Your garage door or gate should activate. Release the button once the door/gate begins to move.
For optimal range, ensure there are no obstructions between the remote and the receiver.
6. Maintenance
6.1. Battery Replacement
The remote uses a long-life 9V battery. If the operating range decreases significantly or the Test/Operate LED does not light up when the button is pressed, it's time to replace the battery. Refer to Section 4.1 for battery installation instructions.
6.2. Cleaning
Wipe the remote's exterior with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners, as these can damage the casing or internal components.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote does not activate opener. |
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| LED does not light up when button is pressed. |
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| Reduced operating range. |
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8. Specifications
| Feature | Detail |
|---|---|
| Model Number | MCS308911 |
| Frequency | 300 MHz (310 MHz also available in some models) |
| Coding | 10-position dip switches (1,024 possible codes) |
| Power Source | 1 x 9V battery (included) |
| Dimensions (L x W x H) | 3.75 x 2.5 x 0.875 inches (approx. 9.5 x 6.35 x 2.22 cm) |
| Item Weight | 0.01 ounces (approx. 0.28 grams) |
| Manufacturer | Generic |
9. Warranty and Support
Information regarding specific warranty terms for this product is not provided in the available documentation. For warranty claims, technical support, or further assistance, please refer to the retailer or manufacturer's official website where the product was purchased. Keep your purchase receipt as proof of purchase.

