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Heat Controller, Inc. VMH SerieS Installation Manual
9
Unit combinations
NOTE: The total capacity of indoor air handlers can not exceed the nominal capacity of the outdoor unit.
The minimum quantity of indoor air handlers is one on any outdoor unit, whether it is a dual, tri, or quad
zone.
Indoor unit combinations for A-VMH18DC-1
Comb.
Combinations
Unit A
Unit B
Dual(1x1)
9k
—
12k
—
18k
—
Dual (1x2)
9k
9k
9k
12k
Indoor unit combinations for A-VMH27TC-1
Comb.
Combinations
Unit A
Unit B
Unit C
TRI (1x1)
9k
—
—
12k
—
—
18k
—
—
TRI (1x2)
9k
9k
—
9k
12k
—
9k
18k
—
12k
12k
—
TRI (1x3)
9k
9k
9k
Indoor unit combinations for A-VMH36QC-1
Comb.
Combinations
Unit A
Unit B
Unit C
Unit D
QUA (1x1)
9k
—
—
—
12k
—
—
—
18k
—
—
—
QUA (1x2)
9k
9k
—
—
9k
12k
—
—
9k
18k
—
—
12k
12k
—
—
12k
18k
—
—
18k
18k
—
—
QUA (1x3)
9k
9k
9k
—
9k
9k
12k
—
9k
9k
18k
—
9k
12k
12k
—
12k
12k
12k
—
QUA(1x4)
9k
9k
9k
9k
Available indoor models:
High Wall Mount Ceiling Cassette
9k B-VMH09FC-1 N/A
12k B-VMH12FC-1 B-VCH12FC-1
18k B-VMH18FC-1 B-VCH18FC-1