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1999 57L Water heater

E

eyeman

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"Anybody familiar with how to

"Anybody familiar with how to plumb the engine raw water cooling system through the domestic water heater? The heater has the hook ups, but they're not being used.
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"Ayuh,.... There should be a

"Ayuh,.... There should be a 1/2" pipe plug in the intake manifold just aft of the T-Stat housing...
That's the Hot water to the tank....
There should also be a 1/2" pipe plug on the top/ side of the circulating waterpump for the return water...."
 
"The older models' service

"The older models' service manual says to tap the hot water at the t-stat housing (remove existing pipe plug on the aft side) and return back into the hose feeding the circulating pump with a 'T' fitting.

Also, in bold text, it states hoses to the heater should not exceed 5/8" ID."
 
"Mark:

Our "Green"

"Mark:

Our "Green" friend is absolutely correct. I just checked the manual for your vintage. The only variation is that the manual give you a choice for the source location: the intake pipe plug or the pipe plug in the T-stat housing.

Based on the surrounding space, the intake location is much more flexible than the T-stat housing."
 
"[b]"Our "Green" f

""Our "Green" friend is absolutely correct."

Ayuh,... Thanks for the verification Mark...
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