I'm under the impression that typical laundry soap, water then some fabric softener will keep things in order.
I recently fixed a "non-re-settable" relay on 15 year old Kenmore dryer (wouldn't heat up) by throwing the relay against the concrete, and it actually reset it, good for another 15 years, like a Buick...between youtube and ebay you can fix anything....and you're stimulating Murica'...
Samsung S4 is good, they have no place touching my dirty socks...they probably have more useless electronics that you don't need (job security for appliance techs)..