H400 heater leaking

coryp

0
Nov 6, 2007
54
I don't think this thing has any internal or external bypass, but it is only leaking when it it running or trying to fire up. I have been trying to troubleshoot some other issues, but as I'm sitting here recently, I can clearly see that it's got a running drip only when it's is running or trying to fire off. If I turn the heater off and leave the pump on high, it drys up.

Is there a particular sensor or device that would only see pressure when on? It's running out right on top of the molded fitting for the in and outlet....

Thanks all again,
 
Post pictures of the heater and the area where the drip is.

It sounds like it is leaking from the manifold area.
 
Also check part 10 - Flow Control Thermostat
 
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