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Installer setup
Follow the procedure below to configure the thermostat to match the installed heating/cooling
system, and customize feature operation as desired.
To begin, press and hold the
buttons until the display changes.
Setup function
0
Zone Instance
1
System type
2
Changeover valve
(O/B terminal)
3
Fan control
(heating)
5
Stage 1 heat cycle
rate (CPH: cycles/hour)
6
Second Stage Heat
Cycle Rate
7
Third Stage Heat
Cycle Rate
8
Emergency Heat
Cycle Rate
M23675
and FAN
s
Settings & options (factory default in bold)
0
Not Zoned
1–9 Zoned (default setting 2)
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
0
Changeover valve (O/B terminal energized in cooling)
1
Changeover valve (O/B terminal energized in heating)
0
Gas or oil furnace — equipment controls fan in heating
1
Electric furnace — thermostat controls fan in heating
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
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
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
9
Electric Furnace
[Other options: 1–8, 10, 11, 12 for Special Applications]
A
Auto Discover
3
Function
number
Done
Press
or
to change settings.
s
t
Press NEXT to advance to the next function.
Press DONE to exit and save settings.
FocusPRO
TH5320
®
Setting
1
0
Next
69-2019EFS—02
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