EcoSmart ES50LVP Installation, Operation And Maintenance Manual - Miscellaneous Wiring
Manual is about: MODULATING AIR HANDLER
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Miscellaneous Wiring
Miscellaneous wiring to the upper right tabs of control board as marked:
• FLOW –
When using a water heater and domestic water priority is required, connect a
normally open (NO) flow switch. If there is a call for DHW, fan and pump will shut down
after 1 minute. If flow switch is active longer than 30 minutes, fan and pump will resume
normal operation.
• BOILER – dry contacts to initiate heat source
• AUX 24V – 24VAC output for humidifier or other accessory. Active when heating is on
• OUTDOOR – included outdoor temperature sensor connects here. If sensor is not
connected, ecosmart assumes coldest temperature is present and will not modulate fan
and pump