Bryant 987MA Installation, Start-Up, Operating And Service And Maintenance Instructions page 38

To Humidifier Leads
To Humidifier Leads
Fig. 32 - - Field- -supplied Isolation Relay for Humidifiers with Internal Power Supply
W2
COM
W/W1
Y/Y2
R
G
Fig. 33 - - Typical Field Wiring Diagram
To HUM Terminal On
Furnace Control Board
24 V
Coil
To Com/24V Screw Terminal
on Thermostat Strip
38
A11157
A11401