"Swing Out" Radiator to Flush from the Back
I brought my coach to the Cat dealer to check the radiator fluid and flush as needed. I have a 2004 Cat C7 that has not has much maintenance until I purchased it last year. It has a rear radiator. I h...
Forum Discussion
Sorry, there is no way to remove debris from the FRONT of the CAC (where the vast majority is accumulated) by flushing backwards/from the rear. Theory is correct, reality is not.
Remember how the cooling package is installed. You have two layers with the CAC in front of the radiator. Yes, you need to clean from the back (cleans the radiator), but were you to use enough PSI to go through the radiator, air space and the CAC with enough force to knock stuff of the front of the CAC, you would likely bend the fins on the radiator from excessive pressure.
But, if this is your approach, clean it from the back and then use a strong flashlight to check the perimeter of front of the CAC.
Remember how the cooling package is installed. You have two layers with the CAC in front of the radiator. Yes, you need to clean from the back (cleans the radiator), but were you to use enough PSI to go through the radiator, air space and the CAC with enough force to knock stuff of the front of the CAC, you would likely bend the fins on the radiator from excessive pressure.
But, if this is your approach, clean it from the back and then use a strong flashlight to check the perimeter of front of the CAC.
