Refill coolant for PC water cooled systems The functions of coolant include water quality levelling anti-freeze anti-rusting & water scale reducing Coolant can effectively reduce the temperature of computer system Protects Thermaltake cooling system metals from corrosion & cavitation including aluminium Keep out the reach of children Refilling Directionbrbr Step 1 br Shut down the computer completely before filling br Step 2 br Use refill water tank to fill coolant into the pump br Step 3 br Double check the water pipes & secure the terminals tightly br br CAUTION br-Include coolant can only used with thermaltake liquid cooling system series products.br-Do not use for any other purposes.br-Place to shade & avoid exposure to sunshine br