User Guide
35 
Number  Name  Settings  Notes 
0170 
System Type 
Selection 
1-1heat/1cool conventional (default setting) 
2-single-stage heat pump (no auxiliary heat) 
3-heat only conventional (no fan) 
4-heat only conventional (with fan) 
5-heat only (power to open and close zone)
valves or normally-open zone valves)  
6-cool only conventional 
7-2heat/1cool heat pump (with auxiliary heat) 
8-2heat/2cool multistage conventional 
9-2heat/1cool multistage conventional 
10-1heat/2cool multistage conventional 
11-2heat/2cool heat pump (no auxiliary heat) 
12-3heat/2cool heat pump
 (with auxiliary heat) 
Available options and 
defaults vary by 
thermostat. System 
selection automatically 
modiļ¬es some default 
settings and/or hides 
other Installer Setup 
options.










