A:AnswerHello! Here is a helpful link to the user manual (https://bit.ly/2yuT0WX) on page 17 to support your concerns on the electrical requirements. Thank you for being a Samsung customer! ^Lena
A:AnswerYou have to chose what cycle you want with every use of the dryer. For 20 mins, you would select the "time dry" cycle and enter the desired time. For further cycle explanation, see pages 44-45 of the user manual provided in this link (http://bit.ly/2HEXJXa). ^Lo
A:AnswerI am no electrical expert but I do own the electric dryer and it hooks up to the 3 or 4 pin dryer cord. My apartment has the 4 prong so that is the cord I purchased (it does not come with it). It runs fine for me. 30 amp probably means the breaker, but I am guessing.
A:AnswerThanks for asking, Josie! Yes, you can stack this dryer on top of the matching washer using the stacking kit model SKK-8K. You can purchase this stacking kit from SamsungParts.com or by calling 1-800-627-4368. ^Jecca
A:AnswerI'd like to help with this. This link (https://bit.ly/2X6z0Vg) can walk you through the possible causes of your dryer not drying properly. ^Jecca
A:AnswerI'd like to help with this. You can find helpful information about what to do when the dryer is not heating in this link (https://bit.ly/2Qd2D0B). ^Jecca