ACONT900AC43UA
Pub. No. 11-HD04D1-2
69-2080—05
10
Dual Fuel Heat Pump
Control
0345
1
0, 1, 2
0 - Compressor lockout
only
1 - Heat Pump Compressor
lockout and failed to
maintain heat protection
2 - Heat Pump Compressor
lockout and Auxiliary Heat
lockout and Failed to
maintain heat protection in
between. To access aux
heat lockout, select option
2.
If compressor is “Failing to
maintain heat”, revert to aux
heater above balance point.
Dual Fuel Heat Pump
Upstage to Furnace
Timer
0346
60
0, 30, 45,
60, 75
0 - Disabled
30 - 30 minutes
45 - 45 minutes
60 - 60 minutes
75 - 75 minutes
System will switch to gas
furnace to satisfy call for
heat if second stage
compressor timer expires.
Heat Pump
Compressor Lockout
Outdoor Temperature
0350
0,
40 (dual
fuel)
0, 5 - 60
0 - No compressor lockout
5 - 5°F (-15.0°C)
10 - 10°F (-12.0°C)
15 - 15°F (-9.5°C)
20 - 20°F (-6.5°C)
25 - 25°F (-4.0°C)
30 - 30°F (-1.0°C)
35 - 35°F (1.5°C)
40 - 40°F (4.5°C)
45 - 45°F (7.0°C)
50 - 50°F (10.0°C)
55 - 55°F (13.0°C)
60 - 60°F (15.5°C)
System will switch to gas
furnace to satisfy call for
heat if the highest
compressor stage,
continuous-run timer
expires.
Auxiliary Heat
Lockout Outdoor
Temperature
0360
0
0, 5 - 65
0 - No auxiliary heat
lockout
5 - 5°F (-15.0°C)
10 - 10°F (-12.0°C)
15 - 15°F (-9.5°C)
20 - 20°F (-6.5°C)
25 - 25°F (-4.0°C)
30 - 30°F (-1.0°C)
35 - 35°F (1.5°C)
40 - 40°F (4.5°C)
45 - 45°F (7.0°C)
50 - 50°F (10.0°C)
55 - 55°F (13.0°C)
60 - 60°F (15.5°C)
65 - 65°F (18.5°C)
Not available for dual fuel
unless option 2 is selected
in ISU#0345. Default will be
50 in this case.
1st Stage Heater
Defrost Balance
Point
0361
0
0, 5 - 55
0 - Disabled
5 - 5°F (-15.0°C)
10 - 10°F (-12.0°C)
15 - 15°F (-9.5°C)
20 - 20°F (-6.5°C)
25 - 25°F (-4.0°C)
30 - 30°F (-1.0°C)
35 - 35°F (1.5°C)
40 - 40°F (4.5°C)
45 - 45°F (7.0°C)
50 - 50°F (10.0°C)
55 - 55°F (13.0°C)
Only shown if outdoor
temperature is available.
Table 4. Installer Setup Menu
Selection
Installer Setup
Number (ISU)
Factory
Setting
Choices
Comments
Option
Description
