I have an old 2 wire thermostat with only R and W it ... I have an old 2 wire thermostat with only R and W it works with a Honeywell digital thermostat. Now I want to upgrade Answered by a verified HVAC Technician

l8124 wiring diagram aquastat Gallery


triple aquastat relay with high limit

triple aquastat relay with high limit

triple aquastat relay with high limit

triple aquastat relay with high limit

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