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Table 3. Supported Congurations
Outdoor unit
setting
Indoor unit
setting
Comp. Stages
Indoor Heat
Stages
Heat Stages
Cool Stages
Heat Stage
EM Heat
Stage
Cool Stage
1st
2nd
3rd
4th
1st
2nd
1st
2nd
A/C
No Heat
1 0 - 1 - - - - - - Y1 -
2 0 - 2 - - - - - - Y1 Y1+Y2
Gas /
Oil or
Elect
1 1 1 1 W1 - - - - - Y1 -
1 2 2 1 W1 W1+W2 - - - - Y1 -
2 1 1 2 W1 - - - - - Y1 Y1+Y2
2 2 2 2 W1 W1+W2 - - - - Y1 Y1+Y2
No OU
Gas /
Oil or
Elect
0 1 1 0 W1 - - - - - - -
0 2 2 0 W1 W1+W2 - - - - - -
OU = Outdoor Unit
Elect = Electrical Heat