The ENERGY STAR® Qualified LG 20 cu. ft. Top Freezer Refrigerator, like all our other refrigerators, has to be plugged into its own grounded outlet rated at 115 V ~ 60 Hz, AC or 127 V ~ 60 Hz, AC (according to the National rating). and fused at 15 or 20A. That outlet is what is referred to as a standard 3-pronged outlet that is commonly found in homes in the U.S...^IFV

As a multinational corporation, LG Electronics maintains manufacturing facilities all over the world. The ENERGY STAR® Qualified LG 20 cu. ft. Top Freezer Refrigerator, Model # LTCS20220W may have been manufactured in any of the countries in which LG maintains a manufacturing facility or the parts may have been imported from one or several different countries and the refrigerator assembled in another country. The only way to determine the refrigerator's Country of Manufacture/Country of Assembly is to check the carton that the refrigerator is shipped in or to check the nameplate that is attached on the inner wall of the refrigerator compartment...^IFV

The power factor for the motor in the ENERGY STAR® Qualified LG 20 cu. ft. Top Freezer Refrigerator, Model # LTCS20220W will be stamped on its nameplate as required by the National Electric Manufacturers Association (NEMA) which is the governing body that sets the standards for the manufacture of electrical equipment in the USA, including electric motors. Regrettably, we do not have access to this information. Please contact our Support Center to inquire if they might have access to engineering notes or a service manual that will have the requested information...^IFV

Sorry, however, this unit does not have a replaceable air filter. We recommend you contact our Customer Service at 800-243-0000 for further troubleshooting.

Parts and accessories may be purchased via our authorized parts distributor: www.encompassparts.com. Feel free to contact us via Twitter @LGUSSupport if you have any questions or concerns. ^ST

We appreciate your interest in this refrigerator. The ice maker is not designed to be removed from the unit. Do so would void the 1 year manufacturers' warranty.

The ENERGY STAR® Qualified LG 20 cu. ft. 30” Wide Top Mount refrigerator w/Ice Maker, Model # LTCS20220W does not have a built-in water filter. If Filtration is required, you will need to add a reverse osmosis water filtration system between the refrigerator and your cold water supply...^IFV

It is recommended that, when the unit is first installed, the freezer temperature should be set to 0 degrees Fahrenheit, while the refrigerator should be set to 37 degrees. Once the unit reaches these temperatures, you may change the setting to however you would prefer.