Hello, This dryer is great, but have you checked to make sure that it's in working order? I strongly recommend making sure it works before proceeding with installation. That way, if it doesn't work, you can immediately take it to a service center or repair it yourself. Here is the manual you requested: . It contains installation tips. You can also use it to check that your heater is working properly. Note that it should not be installed more than 20 inches from the ceiling. Also, do not cover it completely, as this may lead to overheating or even a short circuit.