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Does the TightWatt2 support a Firemans switch?

April 26, 2017fireman support Switch TightWatt2

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Does the TightWatt2 support a Firemans switch?

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Yes. Using the TightWatt2 in ‘Fireman’ mode will switch the heater off 10 minutes before the primary pump high cycle turns off. It should be noted that the fireman’s switch uses the Auxiliary relay to function, so the Auxiliary relay cannot control a booster pump when used in this mode.