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Page 4
WIRING INSTRUCTIONS
CAUTION:
∗ Use the wiring diagram shown for single speed blower operation
only.
∗
When wiring multispeed blower systems use a A50 relay or a fan sail
switch to prevent premature component failure.
∗ Consult the instructions included with the humidifier and any
additional controls for instructions on wiring.
∗
Fatal electrocution is possible if you contact a live wire.
∗
Electrical power can cause electrical shock
∗
Disconnect all electrical power supplied to the equipment before
beginning installation.
∗
All electrical wiring should comply with codes and ordinances.
Caution:
When wiring a
Model 2002 or a Steam Hu-
midifier Consult the Units
wiring diagram. These Units
Don’t require an additional
transformer.
OPERATIONS CHECK
1 Turn the heating system thermostat up and wait until the system
blower activates.
2 Turn the humidistat clockwise to the on position, visually check
humidifier for operation.
3 Turn the humidistat counterclockwise to 10% or lower, visually
check to see that humidifier shuts off.
Note: The set point where the humidistat turns on and off may not
represent the actual indoor relative humidity, due to storage and
transport environments. Allow at least 24 hours for humidity control to
adjust to the installation.
4 Turn the humidistat to the recommended setting for operation (see
the recommended settings chart on page 1).
5 Turn the system thermostat back to normal operation.
Warning:
Adjusting the humidity control higher than the recommended
setting may cause condensation resulting in possible damage to the
home.
HBP Rev. 4/00 PN/000-0756-067