Service Manual
6. Indoor units combination
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.
6.1 Indoor unit combinations for A-VMH18DC-1
Combinations
Comb.
Unit A
Unit B
—
9k
Dual(1x1)
—
12k
—
18k
9k
9k
Dual (1x2)
9k
12k
6.2 Indoor unit combinations A-VMH27TC-1
Combinations
Comb.
Unit A
Unit B
9k
—
TRI (1x1)
12k
—
18k
—
9k
9k
9k
12k
TRI (1x2)
9k
18k
12k
12k
TRI (1x3)
9k
9k
6.3 Indoor unit combinations A-VMH36QC-1
Combinations
Comb.
Unit A
Unit B
9k
—
QUA (1x1)
12k
—
18k
—
9k
9k
9k
12k
9k
18k
QUA (1x2)
12k
12k
12k
18k
18k
18k
9k
9k
9k
9k
QUA (1x3)
9k
9k
9k
12k
12k
12k
QUA(1x4)
9k
9k
Unit C
—
—
—
—
—
—
—
9k
Unit C
Unit D
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
9k
—
12k
—
18k
—
12k
12k
—
9k
9k
VMH SerieS
10
Heat Controller, Inc.