Do floor fans use a lot of electricity?

Fans, in general, do not consume a lot of energy. A contemporary DC fan typically costs less than a penny per hour to run at its highest speed. Leaving such a fan on high speed 24 hours a day for a month costs about five dollars.

How often should my radiator fan come on and off?

An electric fan SHOULD NOT run all the time. A mechanical fan WILL spin as long as the engine is running, but it will only ‘lock up’ when needed. Furthermore, why does my radiator fan turn on and off?

When does the cooling fan come on or off?

I’ve read that the cooling fan will run the whole time when either the A/C is on or the vent control is set to defrost, regardless of whether the engine is cold or hot. In my case, the cooling fan comes on when the engine is cold, even with the HVAC off and it will remain running at full speed when the engine is running, again with the HVAC off.

What makes a radiator fan turn on and off?

Time Frame Temperature will often determine the time that a radiator fan starts up. A temperature-sensitive switch functions to turn the fan on and off periodically. A radiator fan uses its fast spinning blades to draw in outside air.

Why are the cooling fans not working on my car?

1. Engine running hot 2. Cooling fans do not function 3. Cooling fans stay on at all times Average rating from 129,472 customers who received a Vehicle Engine Cooling Inspection. Most modern vehicles use electric cooling fans to help pull air through the radiator so that it can keep the engine cool.

What should the radiator fan be running at?

The fan continues to run at its maxiumum speed, regardless of the engine temperature. I allowed the car to run today from cold to just above 80 deg. C before sutting it off today.

Why is my Mercedes radiator fan running on high speed?

Please try again later. This is a very common problem with the Mercedes radiator cooling fan running constantly on high speed. The problem in most cases is a bad ecm so in order to fix it the ecm will have to be replaced and programmed to work with your vehicle. Check the mass airflow sensor first.

How does the radiator feel when the car is running?

I allowed the car to run today from cold to just above 80 deg. C before sutting it off today. When one feels the upper radiator hose (driver side), it is HOT, and the air blowing near that side of the radiator appears to be hot. The lower radiator hose (passenger side) is COLD, and the air blowing near that side of the radiator appears cool.