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APPENDIX A
Authorized Indoor Unit Combinations
18,000 BtuH Indoor Unit Size
Dual Configuration 9K+9K
2 Zones 9K+12K
24,000 BtuH Indoor Unit Size
9K+9K
9K+12K
9K+9K
9K+12K
9K+18K
12K+12K
12K+18K
18K+18K
9K+9K+9K
9K+12K+12K
9K+9K+12K
9K+9K+18K
12K+12K+12K
Dual Configuration
2 Zones
Tri-Configuration
3 Zones
30,000 BtuH Indoor Unit Size
9+9
9+12
12+12
9+18
12+18
18+18
9+9+9
9+9+12
9+12+12
9+9+18
12+12+12
9+12+18
12+12+18
9+9+9+9
9+9+9+12
9+9+12+12
Dual Configuration
2 Zones
Tri-Configuration
3 Zones
Quad-Configuration
4 Zones
30,000 BtuH Indoor Unit Size
9+9
9+12
9+18
9+21
9+24
12+12
12+18
12+21
12+24
18+18
18+21
18+24
21+21
21+24
24+24
9+9+9
9+9+12
9+9+18
9+9+21
9+9+24
9+12+12
9+12+18
9+12+21
9+12+24
9+18+18
9+18+21
9+18+24
9+21+21
12+12+12
12+12+18
12+12+21
12+12+24
12+18+18
12+18+21
18+18+18
9+9+9+9
9+9+9+12
9+9+9+18
9+9+9+21
9+9+9+24
9+9+12+12
9+9+12+18
9+9+12+21
9+9+18+18
9+12+12+12
9+12+12+18
12+12+12+12
Dual Configuration
2 Zones
Tri-Configuration
3 Zones
Quad-Configuration
4 Zones