set oven temperature protection safety thermostat
Once the incubator is stable at the desired set point, turn the safety thermostat counterclockwise just unit the safety indicator light turns on. Next, turn the safety thermostat clockwise just unit the safety incubator light turns off. then continue to turn clockwise an additional two small division on its scale past the point where the incubator light went out. This will set the safety thermostat at approximately 1 above the main temperature set point