There are two answers to that question, depending on the situation:
1. If an electric motor (fan motor) has an internal wiring problem or faulty bearings it can result in an excessive current draw.
2. It takes a lot of energy to move air and depending on the size of the fan motor it may just be designed to move a lot of air and of course that would require a large motor.
Pick whichever answer best fits your situation.
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The use of an electric fan can be to cool a room down. It may also be used to push harsh chemicals out of the air.
The 1990 Jeep Cherokee electric fan relay switch is located on the firewall in the engine compartment. The fan relay switch will be on the passenger side of the firewall.
Either an electric fuel pump or an engine cooling fan. Either an electric fuel pump or an engine cooling fan.
if it is an electric fan then yes. it does. and it should be located on the fan itself. if not, follow the wires till you find it. shouldn't be far.
Check to see if your electric radiator fan is working. With the engine running, turn on your a/c, the electric fan should start up. If it does not, when the engine gets hot during idle, the fan must start up or the engine overheats. You will need to replace the fan.