Necessary maintenance is important for the lasting normal running of the ultra-low temperature freezer. Meling after-sales team list some maintenance methods and attentions for your reference.

1

Defrost

According your use and the situation of your freezer,it is necessary to defrost regularly to avoid excessive frost on the inner surface, which will affect the refrigeration effect and increase the power consumption.

1)Unplug the power plug and cut off the power supply:Put on special protective gloves,then open the door of the freezer and remove the items in it.Use a defrosting spatula to gently remove the frost on the inner surface ,or you can let the naturally rising temperature in the freezer melt the frost, and then wipe the defrosting water with a dry cloth.

2)After defrosting, you can switch on the power supply and start the freezer.When restarting the freezer,it is necessary to check the setting value first,otherwise the storage items may be damaged due to the changed setting temp.

3)Attentions:a.There are many cooling coils behind and on the side of the inner surface.Do not use sharp objects such as a knife, ice chisel or screwdriver to remove the frost on the inner surface.

b.Before defrosting, please take out the frozen items in the freezer and place them in a suitable storage environment to avoid damage to the items due to rising temperatures .

c.Be careful not to scratch the inner wall when defrosting, otherwise it may cause the failure of the freezer.

2

Clean the filter

Clean the dust on the filter at the air inlet regularly to avoid affecting the heat dissipation performance.

1)Filter removal:Open the ventilation hood ,lift the filter plate up, and then pull it out.

2)Cleaning: gently brush the dust off the surface with a brush, or rinse with running water, dry the water and reinstall it.

3)Attentions: The temperature in the freezer is very low when it is working. Please do not touch the inner surface,partition plate and frozen items with your hands without wearing protective gear,otherwise it may cause frostbite.

3

Clean the appearance

Please place your freezer in a dry and dust-free environment, clean up regularly to avoid dangers such as overheating, short circuit, etc.

1)Cleaning tools: When cleaning, please wipe the inner and outer surfaces of the freezer with a warm, damp, soft cloth.

2)Wipe with detergent: When the dirt is serious, you can wipe it with a neutral detergent used for washing utensils, and then wipe off the water stains with a clean soft cloth

3)Attentions:a.Please do not sprinkle water directly on the freezer body, otherwise it may cause the insulation performance of electrical components to decrease and metal parts to rust.

b.Please do not use hot water and corrosive detergent or organic solvents to clean the freezer.

Hope the above tips is useful to you. If any other questions, you can leave messages on our website.