Fire Extinguisher Supplier In Cuttack Bhubaneswar ABC Type Fire Extinguisher Capacity-6kg Brand-Sunmax How to use fire extinguisher? Pull the pin. Aim the nozzle at the base of the fire. Hitting the tops of the flame with the extinguisher won't be effective. ... Squeeze the trigger. In a controlled manner, squeeze the trigger to release the agent. Sweep from side to side. Sweep the nozzle from side to side until the fire is put out.