Posted by Tarzan on June 12, 2001 at 09:08:45:
In Reply to: Second McDonnel 157! Urgent!!!TARZAN!!! posted by BoilingMan on June 12, 2001 at 05:54:41:
: Having a second McDonnel Level control, is it mandatory
: or matter of choice! And what it sposed to do?
You need two LWCO's installed (one of which must be manual reset) if you operate a power boiler that is not constantly attended. Louisiana state law goes on to describe that the boiler must have an audible alarm and that the boiler must be checked at least every 2 hours....Why you ask?
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