Before installing the valves, clean the water pipe thoroughly to avoid dirt and deposits. Remove the brass lock nut from the thread rod counter-clockwise, remove the washer and washer. 1.Attach thread red (2) under faucet body (1) 2.Make sure attach the to the base of faucet body. 2. Slide tubes (4) down through mounting hole and faucet on sink. 3.Place washer(5) and metal plate(8) over thread rod(2) under sink. secure the M8 nut{7} to the thread rod (2) with tool(8) 1.