Chain spreader for installation with 1-1/4" operator shaft and 1-1/4" door shaft
Designed to keep tension on the chain when used with a wall mount commercial operator. It helps avoid premature wear on the door shaft bearing and commercial operator output shaft bearing
This is installed onto the panel when the door is opened it is engaged and will keep the door open above the header so there is no hang down of the door.
The door will stay open above the header to eliminated the door being damaged.
Suspended from the ceiling the operators are used on sectional overhead doors with a standard lift.
GT operators are directly attached to drive and control the door
MyQ® Technology enables you to securely monitor and control your facility operator and lights with your smartphone tablet or computer for greater peace of mind.
Requires 828LM MyQ Internet Gateway to connect to MyQ Smartphone App.
High-starting torque continuous duty motor with overload protection