Wiring Diagram B:
Multi-Speed Blower
Humidistat
Humidifier
24 Volt AC Humidistat Wiring
Yellow Humidistat Wires
A50 Relay
Common
120 Volt AC
Power Cord
Low
Blower Motor
Plug into an Independent
Multi-Speed
Grounded Power Supply
Medium
High
DO NOT CONNECT ELECTRICAL POWER TO THE YELLOW HUMIDISTAT WIRES!
DO NOT CONNECT YELLOW HUMIDISTAT WIRES TO THE FURNACE CONTROL BOARD!
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