Feb 24, 2013 Its not wise to buy a used car without having your mechanic inspect it first, and the same goes for many used appliances unless you can afford the risk of buying a broken machine. 2. Washing machines need repair almost twice as often as dryers. (This is the main reason why they are more expensive than used dryers.) Oct 08, 2021 A semi-automatic Washing Machine is a double tub Washing Machine. The washer tub washes and rinses your laundry and the dryer tub spin-dries your clothes for you. Due to the two tubs, laundry needs to be manually moved from the washer tub to the dryer tub for drying. The control panel on the machine is manual as well.