On 1/16/2012 10:23 PM, Ed Pawlowski wrote:
On Mon, 16 Jan 2012 15:20:17 -0500, wrote:





if the pumps got ice in them, both couplers could be broke. The
motors will bust those couplers if the pumps cant turn from ice.

Please - Repost that link to the photos.


Friend's house has 6 zones, and only one pump.

Two methods can be used. One pump and zone valves or individual
pumps, one on each zone. The OP has the latter.

or multiple pumps and multiple zone valves