Frequently Asked Questions
24 months or 500 operation hours for chain drive operators on balanced doors and controllers.All other products 6 months.
Yes. Additional hardware may be necessary.
GfA manufactures high quality gearboxes reducing friction and therefore requiring less power. Less friction increases the gearbox life.
Large stocks are held at our Sydney warehouse. Please allow two days for dispatch. Special arrangements can be made for urgent deliveries.
Simply remove the bolt from the end of the shaft, reverse the shaft direction in the gearbox and tighten the shaft bolt.
At ground level near the control panel.
For high cycle applications or when quiet operation is required. Shutter noise is reduced by soft start and stop. Electrical noise is reduced for single phase supply as the inverter converts single phase to three phase for the motor.