ATA – GDO5 AS Instruction Manual (AT)

SEQUENCE OF INSTALLATION

SIDE ROOM REQUIREMENTS
Fig. 1 shows the minimum side room that is required. The distance between the edge of the door curtain and the inside of the bracket is 85mm, and the distance between the edge of the door curtain and the outside of bracket is 135mm.

Fig. 2 shows the recommended side room. The distance between the edge of the door curtain and the inside of the bracket should be 110mm minimum, and the distance between the edge of the door curtain and the outside of bracket is 160mm minimum.

1. CHECK OPERATION OF DOOR BEFORE BEGINNING THE INSTALLATION OF THE EASY ROLLER AUTOMATIC OPENER CHECK THE OPERATION OF THE DOOR.
The door must be well balanced and be in a reasonable operating condition. You should be able to lift the door smoothly and with little resistance. It should stay open around 900mm to 1200mm above the floor. The door should not stick or bind in the guide tracks. The ideal operational effort in raising or lowering the door should not exceed a force of 10kg (22 lbs.).

2. FIXING OF DOOR WEIGHT BARS
Move the door manually to the mid open position. Place the weight bars equally apart on the bottom rail of the door and secure them with the fasteners provided (Fig. 2A). Check the operation of the door again. If the door feels heavy it may require extra tension to be added to the door springs. Refer to the door Installation manual from manufacturer on how to tension the door.