20
SETTING THE TEMPERATURE
Controller display
1. Press the ’P’ button on the controller and the set temperature will be displayed.
2. To increase the set temperature, press the Increase button.
3. To decrease the set temperature, press the Decrease button.
4. Press P and the unit will now go to the set temperature.
5. If no key is pressed for 5 seconds the display will return to show the actual temperature and the
unit will go to the new set temperature.
6. The Heater indicator will be lit while the heater is on.
7. The set temperature can be checked at any time by pressing the ’P’ button.
8. Press the Increase and Decrease buttons together to toggle between °F and °C.
Note:
When the unit is tuned off, on subsequent power-up the units will revert to °C.
SETTING THE SPEED
Speed control knob
1. When turned fully anticlockwise, the speed control knob switches the rotation of the tubes off.
2. To increase the rotation speed, turn the knob clockwise until you reach the required speed.
3. Operation of the speed control knob increases the speed clockwise and decreases the speed
anticlockwise in steps of approximately 4 rpm.
