If your garage door opener system isn’t working properly, replacing its circuit board may be a simple and economical fix and prevent you from replacing the whole system. Common problems, such as unresponsive keypads, unresponsive remotes and erratic sensors, can all be attributed to a faulty circuit board. Fortunately, North Shore Commercial Door carries an extensive selection of replacement circuit boards for all large brands of garage door opener systems. A malfunctioning garage door system is not only an inconvenience, it can be dangerous. For this reason, we typically ship your replacement circuit board within one business day to ensure your system is quickly restored to safe functioning.
Simple to install, program and adjust, the LiftMaster Chamberlain 41AC075-2S circuit board is compatible with LiftMaster 3595S 3/4 HP systems with single motor capacitors (315 MHz). In most cases, the circuit board can be replaced without the aid of a professional, and a purple Learn button makes programming the remotes, drive limits and travel limits a simple process. However, few safety precautions should be followed to ensure safety during and after installation.
• During installation power should be turned off to system.
• Assistance is recommended during the installation process.
• When controls are adjusted, such as travel and drive limits, other controls may need to be adjusted as well for system to operate correctly.
• The safety reversal system should be checked numerous times after installation. It should also be checked least once a month.
For complete, step-by-step instructions regarding installation, programming and adjustments, please reference the LiftMaster model 41AC075 logic board Owners Manual
Power surges and lighting strikes are the most common reasons for damaged circuit boards. For this reason, we recommend a 990LM Garage Door Opener Surge Protector
to safeguard your replacement Chamberlain 41AC075-2S circuit board.