Agricultural laboratory1. Turn on the power supply, check whether the instrument is powered, leakage, and whether the temperature controller is normal;

2. Adjust the instrument thermostat to the required temperature, unscrew the air valve on the top of the oven, and insert the calibrated thermometer into the air top to check whether the temperature controller of the electric constant temperature incubator is normal;

3. Put the items in and turn on the blower;

4. When the temperature rises to the specified temperature, start the timing, turn off the machine after the operation, and let it cool naturally;

5. Clean the machine after use;

6. If it is not used for a long time, please close the air valve on the top of the box.