Pool Boiler: Difference between revisions
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Matt Parnell (talk | contribs) |
Matt Parnell (talk | contribs) |
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# The boiler time-delay relay TD1 (blower delay pre-purge) is engaged. | # The boiler time-delay relay TD1 (blower delay pre-purge) is engaged. | ||
NOTE: This interlock aligns with the LOW AIR PRESS switch from #22 to TD1 pin #1. | |||
Once the TD1 delay has elapsed: | Once the TD1 delay has elapsed: | ||