Replace any weak or dead remote device batteries. Weak or dead remote control device batteries can prevent the garage door opener from working as it should. Check sensor alignment and line up the safety sensors. ![]() If the garage door opener lights blink-indicating an obstruction is blocking the safety beam-even when no object is present the safety sensors may be misaligned or disconnected. Remove any obstruction in the garage door’s path. The garage door opener won’t close the door if an obstruction is blocking the safety beam. If the electrical outlet is dead, reset the house circuit breaker for the outlet. Plug a different electrical device into the outlet to make sure that it’s working. Make sure that your garage door opener is plugged into a working electrical outlet. When your garage door opener won’t close the garage door, try these DIY troubleshooting steps. How to fix your Craftsman garage door opener when it won't work The logic board also control the garage door opener lights. The logic board controls the motor to open and shut the garage door. Replace the belt or chain if worn or broken. Chains and belts can become worn or break. Depending on the type of garage door opener you have, a chain or belt moves the trolley that lifts and lowers the garage door. If the remote keypad doesn’t work after you replace the battery, it’s likely that you have to replace the entire remote keypad. If the remote keypad quits working, try replacing its battery. The remote keypad can also wear out if it’s exposed to weather. Replace any vehicle remote device that doesn’t work after you replace its battery. Vehicle remotes see daily use, so these devices can eventually wear out. If the sensors are aligned and there’s nothing blocking the beam, but the alignment lights still won’t turn on, replace the safety sensors. Faulty safety sensors won’t let the garage door opener shut the door. You can also mount the keyless entry on a small piece of wood.Most common Sears garage door opener parts that need replacing If the keyless entry works, add rubber grommets between the keyless entry and the mounting surface. Remove the keyless entry from the mounting surface and test the keyless entry. The surface the keyless entry is mounted on is causing interference The surface the keyless entry is mounted to may be interfering with the signal. Clear the memory and program the keyless entry. Either use the different PIN or replace the keyless entry.Ī temporary PIN has expired: A temporary PIN will no longer open the door once it expires, however, it can still be used to close the door. If it works, one of the numbers in the old PIN may have stopped functioning. Try to program a completely different PIN. Issue with a button on the keypad On a keyless entry, it is possible a button on the keypad is not working. Keep in mind, you will need to program any remotes that are currently programmed to your opener. ![]() See How to add, program or change a Keyless Entry PIN (Video) If reprogramming does not help, clear the memory of the opener and try to reprogram again. Needs to be reprogrammed after replacing the battery, you may need to reprogram your keyless entry. Most of the keyless entries use a 9-volt battery. ![]() If the battery has already been replaced, the problem may be a failure with the keyless entry or the receiver logic board. The most common cause of failure in a keyless entry is a depleted battery. The wireless keyless entry and wired door control operate independently, so it is not uncommon for one device to work while the other does not. Your garage door opener is equipped with an integrated receiver logic board that "talks" to your keyless entry wirelessly, whereas your wall-mounted door control panel is hard-wired.
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