However, to maximise energy efficiency, don’t keep your fridge or freezer below the recommended temperature as it will make the fridge work harder and in turn add to your electricity bill. This sounds super obvious, but it's super important. As an average, 3 is a pretty standard general temperature for a freezer. They are designed to hit -15 to -20 but that rarely happens in the real world due to variables. It can also be caused from too cold temperature settings in the freezer. Food that is not stored at the proper temperature runs the risk of spoiling. The ideal freezer temperature is 0 degrees F (-18 Celsius) for storing food and -10 degrees F (-23 Celsius) for freezing food. A home freezer should sit at -18°C. Temperature Knobs. Then set the temperature with the control knob to adjust the temperature of the chest freezer. Freezers should be set at -17.8 degrees Celsius for optimal food preservation. : What are the temperature values from 1-7 for upright freezer model number 28052? Most freezer models will have a temperature knob toward the front or side of the unit. That’s why we freeze things in the first place. Most freezer models will have a temperature knob toward the front or side of the unit. That’s why we freeze things in the first place. Hi, I have a new Maytag frost-free refrigerator/ freezer. For a refrigerator, if it's cooler, items like milk and meat last a bit longer. If you have an upright freezer, you will need to keep the temperature regulated to negative 10 degrees Fahrenheit.To be sure it is set correctly, and calibrated, pick up a thermometer at a hardware or home improvement store. Set the dial to "4" and allow 24 hours to pass before adjusting the temperature to your needs. The ideal temperature setting for a refrigerator is 3°C and for a freezer it's -18°C. Caution: Please read our safety information before attempting any testing or repairs.. I n most refrigerator freezers, the refrigerator gets its cold from the freezer. Don't mess around with frozen food: set your freezer at 0 degrees Fahrenheit. The coldest setting is 7 which is about -10F, the number _1_ is the warmest setting. The temperature of a deep freezer should be set at 0 degrees Fahrenheit. For some models the control panel may be located different to the location in the above image. You can set freezer to _4_, the recommended setting. T he smaller the ice crystals the smaller the change in texture and better quality when thawed.. The only exceptions are fridge-freezers in the RB*** range, for which we recommend -19°C (as -18°C isn't an available option for these models). The perfect temperature range for a freezer is at or slightly below 0 F, and never more than 2 F. Adjust the freezer settings as necessary to get the temperature in a safe range.After making adjustments to either the freezer or refrigerator, check the thermometer's temperature readout after five hours, repeating the adjustment process until the reading is in the ideal range. If your freezer doesn't have one, place one inside the main freezer compartment to monitor temperature levels. The bottom line on fridge & freezer temperatures. The temperature should never reach above 0-15 degrees C. Many freezers have internal thermometers indicating the temperature.