FocusPRO
®
TH5320
3 69-2019EFS—02
To begin, press and hold the s and FAN
buttons until the display changes.
Press s or t to change settings.
Press NEXT to advance to the next function.
Press DONE to exit and save settings.
Function
number
Setting
1
0
Done Next
Installer setup
Follow the procedure below to configure the thermostat to match the installed heating/cooling
system, and customize feature operation as desired.
Setup function Settings & options (factory default in bold)
0 Zone Instance 0 Not Zoned
1–9 Zoned (default setting 2)
1 System type 0 1 heat/1 cool conventional
1 1 heat/1 cool heat pump (no aux. heat)
2 Heat only — 2-wire systems, 3-wire zone valves (Series 20), and nor-
mally open zone valves
3 Heat only with fan
4 Cool only
5 2 heat/1 cool heat pump (with aux. heat)
6 2 heat/2 cool conventional
7 2 heat/1 cool conventional
8 1 heat/2 cool conventional
9 2 heat/2 cool heat pump (no aux. heat)
10 3 heat/2 cool heat pump (with aux. heat)
A Auto Discover
2 Changeover valve
(O/B terminal)
0 Changeover valve (O/B terminal energized in cooling)
1 Changeover valve (O/B terminal energized in heating)
3 Fan control
(heating)
0 Gas or oil furnace — equipment controls fan in heating
1 Electric furnace — thermostat controls fan in heating
5 Stage 1 heat cycle
rate (CPH: cycles/hour)
5 For gas or oil furnaces of less than 90% efficiency
1 For steam or gravity systems
3 For hot water systems & furnaces of over 90% efficiency
9 For electric furnaces
6 Second Stage Heat
Cycle Rate
5 Standard Gas or Oil Furnace
1 Steam or Gravity
3 90% + Efficient Furnace or Hot Water
9 Electric Furnace
[Other options: 2, 4, 6, 7, 8, 10, 11, 12 for Special Applications]
A Auto Discover
7 Third Stage Heat
Cycle Rate
5 Standard Gas or Oil Furnace
1 Steam or Gravity
3 90% + Efficient Furnace or Hot Water
9 Electric Furnace
[Other options: 2, 4, 6, 7, 8, 10, 11, 12 for Special Applications]
A Auto Discover
8 Emergency Heat
Cycle Rate
9 Electric Furnace
[Other options: 1–8, 10, 11, 12 for Special Applications]
A Auto Discover
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