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 > Water heated by engine heat?

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timmac

Las Vegas

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Posted: 11/21/09 11:40pm Link  |  Quote  |  Print  |  Notify Moderator

My 79 Xplorer motorhome has the same water heater, it is pretty neat to have hot water for free while motor is running, water heater is 30 years old no leaks.

bsinmich

Holland, MI

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Posted: 11/22/09 11:59am Link  |  Quote  |  Print  |  Notify Moderator

My wife likes a hot shower and when we get to the CG the water is hotter than the water heater alone would get it. You use a lot less hot water when it is very hot but you also have to be careful.


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Bobbo

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Posted: 11/22/09 06:06pm Link  |  Quote  |  Print  |  Notify Moderator

Yup, my 07 Winnebago Outlook 31C has it too.


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kgmz

Portland, OR and Eatonville, WA

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Posted: 11/23/09 08:37am Link  |  Quote  |  Print  |  Notify Moderator

We have this also, it is the MotorAid option and most Winnebago/Itasca models usually come with it.

The other nice thing about it besides the hot water, is the heat for the house while you are driving down the road. There is a 3 speed fan switch on the dash for this and two vents in the back.


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9er

milford,ohio usa

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Posted: 11/23/09 06:15pm Link  |  Quote  |  Print  |  Notify Moderator

kgmz wrote:

We have this also, it is the MotorAid option and most Winnebago/Itasca models usually come with it.

The other nice thing about it besides the hot water, is the heat for the house while you are driving down the road. There is a 3 speed fan switch on the dash for this and two vents in the back.



good information,i always wondered where that heat was generated from,learn something new everyday

map40

MI

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Posted: 11/23/09 07:27pm Link  |  Quote  |  Print  |  Notify Moderator

Several have it. My only concern, comming from the automotive industry, would be letting the coach builder touch the engine coolant system. Too many variables (flow, volume, etc) to calculate, and a much longer run would put variables that I don't know if I would like.
On another note, the water heater WILL help heat the engine, you just need to get it running.


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PR Connection

Powell River BC

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Posted: 11/23/09 07:58pm Link  |  Quote  |  Print  |  Notify Moderator

map40 wrote:

Several have it. My only concern, comming from the automotive industry, would be letting the coach builder touch the engine coolant system. Too many variables (flow, volume, etc) to calculate, and a much longer run would put variables that I don't know if I would like.
On another note, the water heater WILL help heat the engine, you just need to get it running.


The whole idea of the pre heat is to warm the engine prior to starting.The large classA units have an auxilary pump to recirculate the water from the water heater to the main engine to warm PRIOR to starting.


Dan


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maillemaker

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Posted: 11/24/09 09:13am Link  |  Quote  |  Print  |  Notify Moderator

Quote:

My only concern, comming from the automotive industry, would be letting the coach builder touch the engine coolant system. Too many variables (flow, volume, etc) to calculate, and a much longer run would put variables that I don't know if I would like.


My 1990 Winnebago Warrior has the Motor Aid package also. This heats the hot water tank and provides cabin heat. The owner's manual says it also provides more heat-removing capacity for the engine. The thermostat should prevent it from ever over-cooling the engine.

I'd think if they have been doing this for 20 years if there were problems they have hopefully been ironed out.

Steve

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