How to use this shower: 1) Switch on the electricity by pulling the cord by the door. 2) Turn the knob on the right to HI. 3) Test the water for approximately 10 seconds. 4) If too hot turn the knob on the left a 1/4 turn clockwise in the direction of the blue arrow. 5) Test for 10 seconds and repeat (4) (above) if necessary. 6) If too cold turn the knob on the left 1/4 turn anti-clockwise in the direction of the red arrow. 7) Test for 10 seconds and repeat (6) (above) if necessary. 8) Enjoy your shower! 9) When you have finished your shower turn the knob on the right to 0. 10) Leave the knob on the left alone. 11) Switch off the electricity by pulling the cord near the door. If you have any problems please discuss these with the warden.