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HE120A,B
By-Pass Drum Humidifier
WARNING
Electrocution and Chemical Hazard.
Can cause death or blindness.
Do not cut or drill into any air conditioning line or electrical
accessory.
CAUTION
Freezing Water Hazard.
Can result in water damage to property.
Locate the humidifier where the ambient temperature is
between 32°F and 180°F (0°C and 93°C).
IMPORTANT
Template must be level before marking location.
1. Determine the best location for the humidifier and draw a
level line on the duct. See Fig. 1.
2. Tape this template in position and trace around it.
3. Remove the template and carefully cut the rectangular open-
ing.
4. Position the humidifier housing (see Fig. 2) over the hole (be
sure it is level) and mark the five mounting holes.
BYPASS
COLLAR
L O
Fig. 1. Typical humidifier installation locations.
TEMPLATE
INSTALLATION INSTRUCTIONS
HUMIDIFIER
L
T A
O N
R I Z
H O
W N
D O
O
F L
O Y
W B
O Y
H B
H I G
M12248D
69-1104—3
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Summary of Contents for Honeywell HE120A
- Page 1 2. Tape this template in position and trace around it. 3. Remove the template and carefully cut the rectangular open- ing. 4. Position the humidifier housing (see Fig. 2) over the hole (be sure it is level) and mark the five mounting holes. INSTALLATION INSTRUCTIONS...
- Page 2 7. Place the humidifier housing over the screws, level the hous- ing and tighten the three screws. 8. Use two 1/2 in. (13 mm) screws to secure the humidifier housing at the bottom. 9. On the inside of the humidifier housing where the by-pass tube connects, snap the bearing bracket in place with the U shape of the bracket pointing up.
- Page 3 After winter startup or maintenance, use the following procedure to check the humidifier operation: 1. Turn on the humidifier power and water supply. 2. Check the water level in the humidifier water pan water level M12243 setting should be 1-3/8 in. (35 mm). Turn the valve adjust-...
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