First make sure the commercial garage door opener has power. If the opener has power see if the chain will move and if the chain does not move you may have a shaft or sprocket broke inside the motor head.
If your commercial garage door is crooked and higher on one side you either have a cable off or a broken cable. Look on the side of your door and you will be able to see if the cable is off or broke. Commercial garage door cables are under very high tension and only fully…
If your garage door is crooked and higher on one side you either have a cable off or a broken cable. Look on the side of your door and you will be able to see the cable. Garage door cables are under very high tension and only fully trained garage door technicians should repair a…
Check your garage door torsion or extension spring and see if it has a gap in between the coils. If your Garage door spring broke call DOORTEC to schedule a spring replacement.
