Install Instructions

G
Y
W
C
R
THERMOSTAT
120 VAC
R
C
W
Y
G
FURNACE
OUTDOOR
TEMPERATURE
SENSOR FOR
AUTOMATIC
MODE
NORTH, EAST
OR WEST SIDE
OF HOME
ABOVE EXPECTED
SNOW LINE
CONTINUOUSLY POWERED
24 VAC TRANSFORMER
PROVIDED WITH HUMIDIFIER
CONNECT
TO HOT WATER
SUPPLY
CONNECT
DRAIN LINE
HERE
OUTPUTSINPUTSPOWER
GW
CRHHODT GfA
ADHC TERMINAL STRIP
B
1716
Figure K – Model 60 Wiring for Model 400, 500, 600
and 700* Series (Gray Housing) Humidifiers
90-1510
• Wire “W” on the Model 60 to “W” on the furnace terminal strip.
• Replace cover and knob.
*See note on page 18.
STEP 7: Model 62 wiring for Model 800 Series Steam
Humidifier and Model 60 Wiring for Model 700* Series
(Almond Housing) Humidifiers – See Figure L
Strip the wires used for all Humidifier Control terminal
connections 1/4 inch.
NOTES:
• The Model 62 must be continuously powered from “R” and
“C” on the furnace to function properly.
• The minimum VA required is 2.0 VA.
• In order for the humidifier to operate, the HVAC blower must
be running and the Model 62 must be calling for humidity.
WIRING DESCRIPTION:
• Wire “H” terminals on the Model 62 to the “Humidifier”
terminals on the Model 800 control board.
• Wire “R” and “C” on the Model 62 to “R” and “C” on the
furnace terminal strip.
• Remove the thermostat “G” wire from the furnace terminal
strip and wire it to “G” on the Model 62 control.
• Wire “Gf” on the Model 62 to “G” on the furnace terminal
strip.
• Wire “W” on the Model 62 to “W” on the furnace terminal
strip.
• Replace cover and knob.
WARNING
120/240 volts may cause serious injury from electrical
shock. Disconnect electrical power to the furnace
and humidifier before starting installation.
CAUTION
Model 700 series Humidifiers with almond housings
(produced prior to October 2007) wired per Figure K will
experience circuit board damage rendering the unit
inoperable. See Figure L for proper wiring diagram.