Can a truck engine fan stay on all the time?

Can a truck engine fan stay on all the time?

If the fan shuts off when you turn off both blowers inside, it’s going to be an A/C problem. YES ! ! ! There is life after trucking. Freightliner century class engine fan stays on all the time. When ignition is turned on, the screen in dash will show active fault.

Is there a fan in the engine compartment?

No, it is in the engine compartment, it is a sensor. A bad fan clutch solenoid is usually the first thing to look for but could be several things.

Why does my engine fan keep coming on when the a / C is off?

You could have a bad high press switch on the A/C. Thats the swtich that will turn the fan on when the A/C is on and say your not moving to get air flow. Unplug the swtich and put a jumper wire on it and if the fan stops you found your porblem. They can go bad and make the fan stay on even with the A/C off.

Why does the ISX fan stay on all the time?

Also if your A/C is running while your idling they tend to stay on for a long period of time. Thats just the way ISX has it programmed. Ive seen it on every model that has an ISX motor. Hshappy2 Thanks this. There is a switch on the front end of the engine that is air actuated. If it fails fan stays on Hshappy2 Thanks this.

When do I change the clutch on my fan?

Click to expand… mine does too. but i never had mine replaced. i ignore it. With a fan cluthc your fan will rotate constantly regardless. The clutch engages and locks the blade to it so that it spins faster than normal the hotter that it gets. The only time that your fan will not spin is when the motor is off.

What makes a fan spin with a cluthc?

With a fan cluthc your fan will rotate constantly regardless. The clutch engages and locks the blade to it so that it spins faster than normal the hotter that it gets. The only time that your fan will not spin is when the motor is off. It is a common misconception that the fan will only spin when the clutch engages. Click to expand…

How to become a Cummins ISX trucker fan?

Discussion in ‘ Peterbilt Forum ‘ started by Hshappy2, May 13, 2017 . Now it’s stay on!whats wrong ?? Every month 400 people find a job with the help of TruckersReport. Please Select… I Need CDL Training In CDL School Now CDL Grad, No Experience 1-5 Months 6-11 Months 1 Year 2 Years 3 Years 4 Years 5+ Years