Supply PowerMaster model "CJ" industrial duty hoist type
operator for Carwash type applications on Sectional Doors
with High Lift or Vertical Lift and Rolling Service Doors and
Primary reduction shall be by heavy duty V-Belt Drive.
Secondary reduction shall be a chain and sprocket
arrangement. Reduction stages shall be arranged so that
mechanism is self locking when torque is applied at output
shaft. All reduction shafts shall be a minimum of 1" in
diameter, supported by bronze oilite bearings. Operator
shall provide an adjustable torque limiting clutch.