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Posted by HeatPro on November 02, 2010 at 19:15:56:
In Reply to: Triad Boiler Air Purge posted by Dan on November 02, 2010 at 13:04:37:
:Purge each of those 5 zones with the other zone valves closed, one-by-one with the spigot valve opened, then closed for each one. Then purge the line from the feed valve to the spigot with all zones closed off.
Read over the purge instruction here,
to see the difference between purging with the older tank or with the newer diaphragm tanks, as they make a difference. You don't want an auto-vent with the older air-control tanks that don't have the diaphragm.
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