Recycling engine heat for hot water tank
I'm buying a short school bus and want to use engine heat for the water tank. Last post here is over 10 years old, quoted at bottom. I haven't decided if even gas or diesel, but likely will be a...
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There are a few heat exchange systems
Motor aid
Aqua Hot
And I think one with Hydro in it's name
All work much the same. Engine heat heats the water heater water when engine running.. Shut down and the coolant lines do not flow (well very low if any flow) Get ready to leave you can turn on an aux pump and now hot water pre-heats the engine (Also very useful) safely giving you a warm. or warmer (120 give or take a bit) engine to start and shorter warm up time.
But now you have names to google (Try Hydro Heat for the hydro version though I suspect aqua-hot will hit 'em all)
Motor aid
Aqua Hot
And I think one with Hydro in it's name
All work much the same. Engine heat heats the water heater water when engine running.. Shut down and the coolant lines do not flow (well very low if any flow) Get ready to leave you can turn on an aux pump and now hot water pre-heats the engine (Also very useful) safely giving you a warm. or warmer (120 give or take a bit) engine to start and shorter warm up time.
But now you have names to google (Try Hydro Heat for the hydro version though I suspect aqua-hot will hit 'em all)
