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Description
This programming guide provides information on how to configure the HomeWorks QS Palladiom Thermostat and
HomeWorks QS Palladiom HVAC controller (SMC55-HWQS, SMC55-RESI). All the references made to SMC55-HWQS
throughout the document will apply to SMC55-RESI as well.
The HomeWorks QS Palladiom thermostat and SMC55-HWQS are a two-piece solution offered by Lutron to control HVAC
equipment. The thermostat provides the user interface and the SMC55-HWQS sends signals to control the HVAC equipment.
The SMC55-HWQS must be configured correctly to control the HVAC equipment. The thermostat can also connect to third-party
HVAC controllers, or be used as a Companion Thermostat, which is described in later sections.
Shock Hazard - Improper configuration can cause property damage, personal injury, or death. Installation and
WARNING
service must be performed by a licensed professional HVAC installer (or equivalent) or service agency.
This guide illustrates multiple steps for configuring the Palladiom thermostat and HVAC controller.
Step 1
illustrates how to identify the HVAC equipment and confirm system compatibility.
Step 2
covers the equipment configuration mode.
explains the controller selection menu.
Step 3
Step 4
details the basic parameters required to configure the SMC55-HWQS for compatibility.
Step 5
covers the details of the advanced parameters for the SMC55-HWQS which are used to modify the functionality of the
HVAC equipment. Advanced parameters are set to a default value and should only be changed if the system needs further
configuration.
After configuring both the basic and the advanced parameters, refer to Step 6
on the configuration of the SMC55-HWQS.
Appendix A
includes control diagrams to explain the On/Off deltas for heating and cooling stages.
Appendix B
provides a worksheet which should be kept and used by the installer during installation. Before configuring the
SMC55-HWQS, write the necessary values for the basic and advanced parameters in the allotted space.
gives more details about the functionality of different buttons and user interface on the thermostat.
Appendix C
to verify the basic system functionality based
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P/N 032498h
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