Yes, if the dryer is not wall mounted it must be placed on firm horizontal ground. Do not place the dryer on carpet. There should be at least 10 cm between the dryer and the wall.
#4 Can this dryer be stacked onto the the 5.5kg euro maid washing machine Can this dryer be ducted to reach the Ceiling?
To safely stack a dryer on top of a washing machine, the dryer needs to be the same width and depth or smaller as the washing machine. A stacking mat or brand specific stacking kit is also required.