Specifications are subject to change without notice.
441 01 3700 00
25
NOTE 9
NOTE 9
A19
Fig. 27 -- Thermostat Wiring Diagrams
NOTES FOR THERMOSTAT WIRING DIAGRAMS
1. Refer to outdoor equipment Installation Instructions for additional information and setup procedure.
2. Outdoor Air Temperature Sensor must be attached in all dual fuel application.
3. Refer to ICP thermostat Installation Instructions for additional information and setup procedure.
4. When using a Humidity Sensing Thermostat, set DEHUMIDIFY OPTIONS to H DE--ENRGZD FOR DEHUM
5. HUM 24VAC terminal is 24 VAC and is energized when the low pressure switch closes during a call for heat.
6. When connecting 115 VAC to humidifier use a separate 115 VAC supply.
7. When using a humidifier on a HP installation, connect humidifier to hot water.
VENTING
The furnace shall be connected to a listed factory built chimney
or vent, or a clay--tile lined masonry or concrete chimney. Venting
into an unlined masonry chimney or concrete chimney is
prohibited.
When an existing Category I furnace is removed or replaced, the
original venting system, may no longer be sized to properly vent
the attached appliances. An improperly sized Category I venting
system could cause the formation of condensate in the furnace
and vent, leakage of condensate and combustion products, and
spillage of combustion products into the living space.