Honeywell Round Professional Install Manual page 15

ISU # Description
2160 Reversing valve
O/B
2180 Cool stages /
compressor stages
2200 Heat stages /
backup heat stages
2220 Fan operation in
heat
2240 Backup heat type
2260 External Fossil Fuel
Kit
3120 Staging control
- backup heat
differential
3140 Backup heat
upstage timer
3160 Compressor
lockout / balance
point
Setting
0 = O (O/B on cool)
1 = B (O/B on heat)
0, 1, 2
Heat stages: 0, 1, 2
Backup heat stages: 0, 1
0 = No fan
1 = Equipment controls fan
2 = Thermostat controls fan
31 = Electric forced air
32 = Gas/Oil Forced air (or Fossil forced air)
0 = Thermostat controls backup heat
1 = External Fossil Fuel Kit controls backup heat
Comfort
2.0°F to 15.0°F from setpoint (in 0.5°F increments)
1.0°C to 7.5°C from setpoint (in 0.25°C
increments)
Off
30, 45, 60, 75, 90 minutes
2, 3, 4, 5, 6, 8, 10, 12, 14, 16 hours
Off
5°F to 60°F (in 5°F increments)
-15.0°C to 15.5°C (in 2.5°C or 3.0°C increments)
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