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Volvo Truck Coolant Expansion Tank Explained And Cut Take Apart

Just a quick overview of volvo truck expansion tank. and cut open a used tank. The coolant expansion tank, also known as a surge tank, is a critical component in the engine cooling ecosystem. the tank serves as both the entry point and reservoir for the coolant itself. with coolant temperatures that fluctuate near 200 degrees fahrenheit, the expansion tank provides a space for the pressurized air and liquid to.

Unfortunately the coolant (which i had diligently refilled) now started pouring out under the expansion tank cap, even at 1,200 rpm. i placed a bowl under the expansion tank and completed the trip, emptying the bowl every 15 minutes. as time went on the leaking coolant changed from dyed to clear, and got hotter, though never hotter than hand. Very slow coolant leak. my 2014 xc60 has always had a very slow coolant leak. previously, the warning would appear after six months and went away when i added a cup of distilled water. i bought some volvo coolant too and lately need to add a similar amount every 2 3 months. there are no visible leaks found anywhere, including the hoses and. In any case, i flushed the coolant and put all new oem volvo coolant in. set the level, over the past 2 weeks, i've noticed the level dropping slightly to the "low" mark. upon inspection, i saw that my overflow coolant tank has two little holes on the top, they almost look like "venting" holes for pressure. reading through some prior threads. Year and model: v70 1999. location: los angles. v70 expansion tank coolant problem. by olsusana » 24 jun 2013, 19:46. my 1999 v70 turbo wagon has 156,000 mi. the low coolant light came on so i fillled the expansion tank to max level. i started looking for leaks and found it would leak coolant after shutdown thru the expansion tank cap.

In any case, i flushed the coolant and put all new oem volvo coolant in. set the level, over the past 2 weeks, i've noticed the level dropping slightly to the "low" mark. upon inspection, i saw that my overflow coolant tank has two little holes on the top, they almost look like "venting" holes for pressure. reading through some prior threads. Year and model: v70 1999. location: los angles. v70 expansion tank coolant problem. by olsusana » 24 jun 2013, 19:46. my 1999 v70 turbo wagon has 156,000 mi. the low coolant light came on so i fillled the expansion tank to max level. i started looking for leaks and found it would leak coolant after shutdown thru the expansion tank cap. Expansion tanks. class8truckparts has a big selection of genuine volvo truck coolant reservoirs, expansion tanks available for purchase online. many parts look similar. if you are not certain which expansion tank your truck needs, please contact us with your truck serial number for us to verify the correct parts. hide details. Removed water pump and oil cooler. blew compressed air through everything, one section at a time. when i removed the hose from the expansion tank to the it had a big bulge in the hose and was rock solid. i cut it apart and found a blockage of sawdust and the cascade detergent that i had put in to flush the system.

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