If the remote/receiver do not work for any reason, it may be due to several factors. Below are several steps to help identify a solution to the problem. Begin with the first step and proceed sequentially through the steps until the issue has been resolved.
Troubleshooting steps
Step 1: Check that there is power to the gate
Step 2: Check that the motor key switched is turned on
Step 3: How to add new remotes / change battery
Step 4: How to install remote/receiver (Only general, check customer manual for specific details).
If none of the above steps resolve the issue, the defective component must be identified and replaced.