Upgrade Your Old Dampers with Ease – No Drilling Required! Bring your outdated Trol-A-Temp MSTN and EWC MAN dampers back to life with this premium Belimo Damper Motor Upgrade Kit. Designed for quick and effortless installation, this kit includes everything you need to replace your old motor without any complicated drilling or modifications. Say goodbye to downtime and hello to reliable, trouble-free service with the Belimo LMB motor – a brushless, electronic motor built to outperform and outlast the original factory units. Important Note: This listing is for the Belimo Motor Kit ONLY and does not include the old Trol-A-Temp or EWC motors shown in the photo for illustration purposes. The retrofit kit has a different size and shape compared to the motor you're replacing, but it is specifically designed to fit your damper seamlessly. What's Included: -Belimo LMB Damper Motor -Mounting hardware (self-tapping screws) -Wiring instructions -Full installation guide Installation: 1. Mount the motor – Attach the Belimo motor to your existing damper body using the included self-tapping screws. 2. Wire the motor – Connect to your existing 24VAC wiring. Detailed instructions for wiring are included, ensuring a hassle-free setup. 3. Adjust and Set – Fine-tune the air bypass settings with infinite adjustments for optimal system performance.