
Adjusting the Temperature To accurately check the temperature, insert a reliable thermometer into a plastic (non-breakable) bottle, partially filled with water. Tighten the bottle cap securely. Place the bottle in the desired area for 24 hours. Refrain from opening the unit during the testing period. After 24 hours, check the temperature of the water. Press and release the (+) or (–) indicator to adjust the temperature to the desired setting. The temperature display will begin to blink with the