On Fri, 23 Jan 2009 14:34:51 +0000, Steve Heaven <[email protected]> wrote:
>On Fri, 2009-01-23 at 14:23 +0000, Bruce Napier wrote: > > >> It's a little heat exchanger between the engine coolant and the >> central heating circuit, so that waste engine heat can be used to >> boost the cabin heating, > > > >A boat in which we used to have a share had an override switch on the >circulating pump so that you could have the pump on even if the Alde boiler >was not running. > >This meant that the rads would get warm (though not hot) by picking up >heat from the calorifier which was heated by the engine. > >I have been thinking of trying to do something similar with the >Eberspacher on "Just Heaven". > > > Steve > > > I looked at doing it using the calorifier as the heat exchanger. Main problem was Alde coil was below Engine coil and could not be bothered to change it around to get the heat transfer. My Alde lendt itself to this option with control of the pump without Unit running. -- Richard
