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"Pumping Away" Boiler Heating Module +

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hot_rod
hot_rod Member Posts: 27,056

Putting a new spin on this module "Pumping Away" Heating Module that Dan showed page 59 & 61 of "Pumping Away" 1994!

Screenshot 2026-01-04 at 12.00.48 PM.png Screenshot 2026-01-04 at 12.02.24 PM.png

1)This single valve gives you isolation on the inlet side of the circulators. Additionally isolating the fill valve for service or replacement.

2) By reversing the handle on the valve the purge port opens to one or the other side of the main shut off ball valve.

3) System one and only purge point

4) Allows you to drain off

pressure or fluid from waterlogged tank

5) The purge valve being a ball valve style would be access for pumping in cleaners or conditioners.

6) Applicable to heat pumps or ay other equipment.

Screenshot 2026-01-04 at 11.46.23 AM.png

It is a valve that would be wise to excercise occasionally, so it is usable when needed.

Bob "hot rod" Rohr
trainer for Caleffi NA
Living the hydronic dream