Liftmaster Garage door opener 3850 DC motor belt drive

Help, Troubleshooting, and Instructions

Liftmaster Help, Troubleshooting, and Instructions

Garage Door Openers Help

Liftmaster 3850 DC Motor Belt Drive with EverChargeŽ Standby Power System

Now when the power goes out, your garage door opener will still work. The LiftMasterŽ 3850 is the only 3/4 HPS professionally installed opener with a fully-integrated standby power system. It will operate the garage door opener for 40 cycles within a 24-hour period, and recharges automatically when the power comes back on; an audible signal tells you when the power is out and the EverChargeŽ Standby Power System is in use. The safety and security features will continue to operate as well, ensuring your family is protected in a power failure. The opener also features smooth start and smooth stop to reduce the noise of the garage door as it opens and closes ? perfect for homes with a room above the garage. horsepower strength with same lifting force specifications as 3/4 HP LiftMaster garage door openers