Fig. 31 - - Installing J- -Box (When Used)
To Humidifier Leads
To Humidifier Leads
Fig. 33 - - Field- -supplied Isolation Relay for Humidifiers with Internal Power Supply
GROUND
NEUTRAL
LINE VOLTAGE
ELECTRIC
DISCONNECT
SWITCH
A12226
Fig. 32 - - Field- -Supplied Electrical Box on Furnace Casing
24 V
Coil
36
COPPER
WIRE ONLY
ALUMINUM
WIRE
To HUM Terminal On
Furnace Control Board
To Com/24V Screw Terminal
on Thermostat Strip
A11146
A11157