If there is no heat then most defiantly there will be no drying. This could be as a result of the fuse, thermostat, and temperature switch malfunctioning. It will require a professional to determine the problem and to seek to get the problem corrected.
The process of spinning assist with the thorough drying of each piece of fabric. Therefore, if the inner drum is not spinning, effective drying will not occur. This problem may be caused by damage to the belt, a bad roller or motor problems.
Too hot? That’s dangerous! It is very important that you turn off the dryer immediately to prevent any electrical problems. This issue may be as a result of a clogged vent and a bad thermostat or heating coil. The clog vent can cause respiratory problems by increasing the level of carbon monoxide in your surroundings causing further health-related complications.
This can be due to a lot of problems that you cannot solve on your own. So, it is ideal that you get a highly-trained technician to resolve the issues found.