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Purging recirc lines
This purge adapter for the small Grundfos pumps with an isolation valve.
Remove pump motor from volute, purge with adapter, reinstall motor.
Remove pump motor from volute, purge with adapter, reinstall motor.
Bob "hot rod" Rohr
trainer for Caleffi NA
Living the hydronic dream
trainer for Caleffi NA
Living the hydronic dream
1
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