If the problem with your Whirlpool 27 inch electric dryer is that is not heating all. The problem could be a bad temperature switch.
The temperature switch is used to direct the electricity to the heating element to obtain the desired temperature.
For example if you don’t want any heat in the dryer, you could select air fluff on the switch, and dry the clothes with just cold air.
To see how to check & replace the temperature switch in a Whirlpool 27 inch electric dryer, view the video below
Below are the links to the parts needed for this repair.