Radiator fan: It is attached to the main engine's radiator and it is used to push fresh air through it.
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Under normal circumstances, the radiator can dissipate hear by itself, but when the engine is overexerted, it generates more heat and, at that moment, the electric fan must start working to help dissipate this heat. When the air conditioner is turned on, this system also begins working.
I don't know if the rig has fuses for the heating and cooling fan. I have looked in the owners manual and the only blower mentioned is for radiator blower
I'm not getting any signal voltage to the compressor relay or the condenser fan relay. There are no high, low pressure switches and the refrigerant charge is good. I can jump out the relays to get both condenser and compressor clutch to engage. What sends the signal to both components?
The coolant light and engine light came on. We checked the coolant tank and changed the cap. We had it checked out at the AutoZone. The paper printed said it was the Radiator Fans. We have changed the Radiator fans, Thermostat, Temperature sensor also spark plugs got updated as well. It still saying the same thing.