Appliances Home Energy Support will provide tips around the purchase and maintenance of appliances which will reduce energy consumption. Turn It OffUse timer switches, power savings options, and turn off appliances when not in use. Fridge and FreezerKeep fridge at 3-5°C and freezer at -15 to -18°C. Fix seals if leaking. Full LoadsOnly run the dishwasher and washing machine when full.