Overheating Problem Flushing Heat Exchanger Youtube In this episode, we try to chase down an overheating problem on our starboard motor a 2006 6.2 mercruiser mx horizon with closed cooling system. we’ve had. Problem: there was literally no flow coming out the hose attached to the green arrow side, thus heat exchanger not being flushed. i would see a trickle of vinegar come out only. i verified the pump was working, made sure it was primed. question: is there something i need to do with the 3 way valve so that it is set correctly to allow for flushing?.
Ford Overheats After Coolant Radiator Flush Car Overheating Fix Youtube Images: 1. kohler 5e 4ef 7.3e 6ef generator overheating resolved. running higher temp or shutting down on high water temp: i had a kohler 6ef generator with intermittent running hot issues. with the help of online boating forums i have resolved the issue and all is well. however in the voyage to have a cool running kohler i read many, many forums. Trace the flow of water from the source to the heat exchanger. if it passes through an oil cooler or sea strainer, clean those first. next, inspect the heat exchanger tubes and flush out with fresh water. it's possible that some debris is clogging the exchanger or oil cooler sea strainer. if all that checks out, check the exhaust elbows and. Re: overheating issues on r5. by knuckles529 » sat may 08, 2021 12:25 am. i ended up back flushing both hoses from the raw water sea pump. one side flushed the heat exchanger and the other side the intake and oil cooler. both were slightly dirty but nothing too alarming. Fooled me once. you asked earlier about refilling never had a problem, 50 50 ethylene glycol and pour it in by the jug load. if losing 100ml of fluid after a 5hr journey, i would say for an old 6.354 that is virtually nothing and that you might be over filling, they tend to settle with the header tank only about half full.
Engine Overheating Causes How To Fix It Mechanic Base Re: overheating issues on r5. by knuckles529 » sat may 08, 2021 12:25 am. i ended up back flushing both hoses from the raw water sea pump. one side flushed the heat exchanger and the other side the intake and oil cooler. both were slightly dirty but nothing too alarming. Fooled me once. you asked earlier about refilling never had a problem, 50 50 ethylene glycol and pour it in by the jug load. if losing 100ml of fluid after a 5hr journey, i would say for an old 6.354 that is virtually nothing and that you might be over filling, they tend to settle with the header tank only about half full. It could take up to a cup or two. i had a similar problem and it turned out to be an air lock in the heat exchanger. somewhere on the top of the exchanger is a quarter inch plug take that out pour antifreeze in until it is full. the other thing i did was flush out the raw water side of the heat exchanger with the dock side water. The round tube is the heat exchanger, which is attached to the exhaust manifold the thermostat is between the two on the right. you need to remove the 4 1 2 bolts. first remove the hoses connected to the exchanger and drain antifreeze. i flushed the heat exchanger to make sure there were no pieces of impeller in there.
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