Rational iCombi Classic Original Instructions For Use page 22

5 | Preparing food
1. Press this button:
2. Press this button:
3. Turn the central selection knob to set the temperature you want.
4. Press the central selection knob to confirm your selection.
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The unit will be heated up.
5. To cancel the heating, press the button:
6. To display the current cooking cabinet temperature, press and hold the button:
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Once heating is finished, you will be prompted to load the unit.
Cool down function
When you finish cooking at a high temperature and want to shift to a lower cooking temperature, you can use the
cool down function to cool the cooking cabinet.
a
Make sure the air baffle is secured correctly.
1. Press this button:
2. Press this button:
3. WARNING! Scalding hazard! Hot steam may billow out of the cooking cabinet when you open the
cooking cabinet door. Open the cooking cabinet door. If the cooking cabinet door is already open, close the
cooking cabinet door.
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WARNING! Risk of injury! Opening the cooking cabinet door does not stop the fan. Do not touch the fan
while it is in motion. The fan speed will be increased. The cooking cabinet temperature will sink. The cooking
cabinet temperature is shown in the display.
4. When the desired cooking cabinet temperature is reached, press the button:
>>
The cool down function is ended.
Fan speed
This additional function is used to set fan speed. The higher the level, the higher the fan speed. Choose a low level
for small, delicate products.
To adjust air speed:
1. Press this button:
2. Press this button:
3. Turn the central selection knob to set the air speed you want.
4. Press the central selection knob to confirm your selection.
Delta-T cooking
This additional function is used to maintain a constant differential between the cooking cabinet temperature and
the core temperature. Raising the temperature of the cooking cabinet gradually, while maintaining a constant
differential to the core temperature, helps cook the food slowly and gently. while minimizing cooking losses. You
can set the differential anywhere between 68°F and 140°F. After that, you will need to set your target core
temperature.
The smaller the difference between the cooking cabinet temperature and the core temperature, the more slowly
and gently the food will cook. The greater the difference between the cooking cabinet temperature and the core
temperature, the quicker the food will cook.
To change delta T cooking settings:
1. Press this button:
2. Press this button:
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The interface will automatically jump back to the cooking parameters screen. The cooking time cooking
parameter is then replaced with the Delta-T cooking function. The current cooking cabinet temperature and
the Delta temperature are shown.
22 / 64 Original instructions for use