Testing Humidifier Operation - Honeywell HE360A1027 Installation Instructions Manual

HE360 HUMIDIFIER AND INSTALLATION KIT
HUMIDISTAT BASE
WIRE SLOT
Fig. 11. Humidistat base and rear view.
WIRING
CAUTION
Hazardous Voltage.
Can cause personal injury or equipment
damage.
Disconnect power supply before installing or
servicing equipment.
IMPORTANT
All wiring must comply with applicable local
code, ordinances and regulations.
Wire the humidifier solenoid valve, pressure switch,
humidistat and transformer.See Fig. 13.
HUMIDIFIER
BLACK
SOLENOID
VALVE
Fig. 12. Wiring the controls.
69-2517EF—01
REAR OF HUMIDISTAT
HUMIDISTAT WIRES
HUMIDISTAT
AIR PRESSURE
SWITCH
WHITE
M28969
NORMALLY OPEN (NO)
TERMINAL 1/4 (6) X 1/32 (1)
THICK QUICK CONNECT
WIRE TO HVAC
C TERMINAL
M20179
Fig. 13. Close-up of pressure switch wiring.
1. Run the two-strand thermostat wire from the humid-
ifier to the humidistat, and from the humidistat to the
pressure switch and back to complete the wiring
loop to the humidifier. This is illustrated in Fig. 12.
2. Cut lengths of thermostat wire to reach between
components, leaving adequate wire at both ends for
connections.
NOTE: Humidistat and pressure switch can be wired in
any order.
3. At the humidifier, connect the black and white con-
ductors to the two yellow humidifier wires. (The red
wires from the humidifier are not used.)
4. At the humidistat, connect both black conductors to
the two humidistat terminals. Use a wire nut to con-
nect together the two white conductors.
TESTING HUMIDIFIER
OPERATION
Checklist
 Humidifier is level.
 Control wiring was reviewed using circuit diagram.
 Humidifier is plugged in.
 Feed line has no kinks.
 Drain line slopes continuously down and ends at floor
drain.
 Water hose inside humidifier is connected to
PerfectFlow™ water distribution tray.
After installation use the following steps to check the
humidifier operation:
1. Turn on the power and the water supply
2. Turn the H8908 Humidistat to On and turn on the
heat by setting the thermostat to 10ºF (6ºC) above
room temperature.
IMPORTANT
The furnace blower must be on to activate the
humidifier.
3. Make sure that water is flowing out of the drain
hose. If water does not flow, see Troubleshooting
Your Humidifier section.
4. Check for leaks.
5. Reset the thermostat and H8908 Humidistat to a
comfortable setting for automatic operation.
6
ATTACH ADAPTER
WIRE TO HUMIDIFIER
C TERMINAL
COMMON (C) TERMINAL
1/4 (6) X 1/32 (1) THICK
C 1
1
2 3
2
3
3
2
NO NC
+
PI
ATTACH
ADAPTOR
QUICK CONNECT
M27398A