FWIW, I have had the system freeze. I have pre-85 Westies with the water pump under the sink. If I don’t prep the system, in the spring I’m buying a new pump. Doesn’t hurt anything else, but water freezing in the pump kills it every time. Jim
> On Oct 14, 2016, at 9:58 PM, David McNeely <davmcneely40@GMAIL.COM> wrote: > > I have never had the system freeze, and all I've ever done is drain > everything. Since the trap is open to the air in two directions (I leave > the drain cap off in winter), and holds little water, it is ok -- or at > least mine has never cracked. The beast does stay in the garage most of > the time in winter, but I drive it occasionally, and in below freezing > temperatures. |
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