Posted by Vern on June 12, 2001 at 07:34:21:
In Reply to: Second McDonnel 157! Urgent!!!TARZAN!!! posted by BoilingMan on June 12, 2001 at 05:54:25:
: Having a second McDonnel Level control, is it mandatory
: or matter of choice! And what it sposed to do?
It usually acts as a secondary low water cutoff, frequently with
a manual reset feature. As for mandatory or voluntary, I believe that
depends on the laws of the state you are in.
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