Direct-Expansion Circuiting Data; Medium Face Area Coils - Carrier Aero 39MN Series Installation, Start-Up And Service Instructions Manual

39M UNIT SIZE
CIRCUITING TYPE Quarter
Airflow (cfm) at 500 fpm
Total Face Area (sq ft)
Tubes in Face 14
Tube Length (in.) 20
4
No. of Circuits - Total
4-Row Coil
Face Split Coils
No. of TXVs 2
Suction Connections (in. OD) 7/8
Distributor Connections (in.
7/8
OD)
Distributor Nozzle Size G-1.5
Intertwined Row Split Coils
No. of TXVs 2
Suction Connections (in. OD) 7/8
Distributor Connections (in.
7/8
OD)
Distributor Nozzle Size G-1.5
Single Circuit Coils
No. of TXVs 1
Suction Connections (in. OD) 7/8
Distributor Connections (in.
7/8
OD)
Distributor Nozzle Size G-2.5
6-Row Coil
Face Split Coils
No. of TXVs 2
Suction Connections (in. OD) 7/8
Distributor Connections (in.
7/8
OD)
G-1.5
Distributor Nozzle Size
Intertwined Row Split Coils
2
No. of TXVs
Suction Connections (in. OD) 7/8
Distributor Connections (in.
7/8
OD)
Distributor Nozzle Size G-1.5
Single Circuit Coils
No. of TXVs 1
Suction Connections (in. OD) 7/8
Distributor Connections (in.
7/8
OD)
G-2.5
Distributor Nozzle Size
8-Row Coil
Face Split Coils
—
No. of TXVs
—
Suction Connections (in. OD)
Distributor Connections (in.
—
OD)
—
Distributor Nozzle Size
Intertwined Row Split Coils
—
No. of TXVs
—
Suction Connections (in. OD)
Distributor Connections (in.
—
OD)
—
Distributor Nozzle Size
Single Circuit Coils
No. of TXVs 1
Suction Connections (in. OD) 7/8
Distributor Connections (in.
7/8
OD)
Distributor Nozzle Size G-2.5
LEGEND
TXV — Thermostatic Expansion Valve (Field Supplied)
*When 2 nozzle sizes are listed, the smaller nozzle should be located on the upper
distributor.
Table 11 — Direct-Expansion Circuiting Data

Medium Face Area Coils

03W 06W
Half Quarter Half Full Quarter
1,215 2,066
2.4 4.1
14 14 14 14 24
20 34 34 34 26
7 4 7 14 6
2 2 2 -— 2
7/8 7/8 7/8 -— 7/8
7/8 7/8 7/8 -— 7/8
G-2.5/ G-2.5/
G-1.5 -— G-2
G-2 G-2
2 2 2 -— 2
7/8 7/8 7/8 -— 7/8
7/8 7/8 7/8 -— 7/8
G-2.5/ G-2.5/
G-1.5 -— G-2
G-2 G-2
—
1 1 1 1
—
1-1/8 7/8 1-1/8 1-1/8
—
7/8 7/8 7/8 7/8
—
G-6 G-2.5 G-6 G-4
— —
2 2 2
— —
7/8 7/8 7/8
— —
7/8 7/8 7/8
G-2.5/ G-2.5/
— —
G-1.5
G-2 G-2
— —
2 2 2
— —
7/8 7/8 7/8
— —
7/8 7/8 7/8
G-2.5/ G-2.5/
— —
G-1.5
G-2 G-2
— —
1 1 1
— —
1-1/8 7/8 1-1/8
— —
7/8 7/8 7/8
— —
G-6 G-2.5 G-6
— —
2 2 2
— —
7/8 7/8 1-1/8
— —
7/8 7/8 7/8
G-2.5/ G-2.5/
— —
G-6
G-2 G-2
— —
2 2 2
— —
7/8 7/8 1-1/8
— —
7/8 7/8 7/8
G-2.5/ G-2.5/
—
G-6 —
G-2 G-2
— — —
1 1
— — —
1-1/8 1-1/8
— — —
7/8 7/8
— — —
G-6 G-6
07T 08W
Half Full Double Quarter Half
2,708 2,778
5.4 5.6
24 24 24 16 16
26 26 26 40 40
12 24 48 4 8
2 2 — 2 2
1-1/8 1-3/8 -— 7/8 7/8
—
7/8 1-3/8 7/8 7/8
—
G-4 C-12 G-1.5 G-2.5
—
2 2 2 2
—
1-1/8 1-3/8 7/8 7/8
—
7/8 1-3/8 7/8 7/8
—
G-4 C-12 G-1.5 G-2.5
— —
1 1 1
— —
1-3/8 7/8 1-1/8
— —
1-3/8 7/8 7/8
— —
C-12 G-2.5 G-8
—
2 2 2 2
—
1-1/8 1-3/8 7/8 7/8
—
7/8 1-3/8 7/8 7/8
—
G-4 C-12 G-1.5 G-2.5
—
2 2 2 2
—
1-1/8 1-3/8 7/8 7/8
—
7/8 1-3/8 7/8 7/8
—
G-4 C-12 G-1.5 G-2.5
— —
1 1 1
— —
1-3/8 7/8 1-1/8
— —
1-3/8 7/8 7/8
— —
C-12 G-2.5 G-8
—
2 2 4 2
—
1-1/8 1-3/8 1-3/8 7/8
—
7/8 1-3/8 1-3/8 7/8
—
G-4 C-12 C-12 G-2.5
—
2 2 4 2
—
1-1/8 1-3/8 1-3/8 7/8
—
7/8 1-3/8 1-3/8 7/8
G-4 C-12 C-12 — G-2.5
— — —
1 1
— — —
1-3/8 1-1/8
— — —
1-3/8 7/8
— — —
C-12 G-8
NOTE: Factory-supplied distributors have factory-selected nozzle sizes as shown. If neces-
sary, replace factory-supplied nozzles with field-supplied and installed nozzles. Consult
®
AHUBuilder software selection program for correct nozzle selection.
40
09T
Full Quarter Half Full Double Quarter
3,524
7.0
16 28 28 28 28
40 29 29 29 29
16 7 14 28 56
— 2 2 2 —
-— 7/8 1-1/8 1-5/8 -—
— —
7/8 7/8 1-3/8
G-2.5/
— —
G-6 C-15
G-2
— —
2 2 2
— —
7/8 1-1/8 1-5/8
— —
7/8 7/8 1-3/8
G-2.5/
— —
G-6 C-15
G-2
— — —
1 1
— — —
1-1/8 1-5/8
— — —
7/8 1-3/8
— — —
G-6 C-15
— — —
2 2
— — —
1-1/8 1-5/8
— — —
7/8 1-3/8
— — —
G-6 C-15
— — —
2 2
— — —
1-1/8 1-5/8
— — —
7/8 1-3/8
— — —
G-6 C-15
— — — —
1
— — — —
1-5/8
— — — —
1-3/8
— — — —
C-15
—
2 2 2 4
—
1-1/8 1-1/8 1-5/8 1-5/8
—
7/8 7/8 1-3/8 1-3/8
—
G-8 G-6 C-15 C-15
—
2 2 2 4
—
1-1/8 1-1/8 1-5/8 1-5/8
—
7/8 7/8 1-3/8 1-3/8
G-8 — G-6 C-15 C-15
— — — —
1
— — — —
1-5/8
— — — —
1-3/8
— — — —
C-15
10W
Half Full
3,611
7.2
16 16 16
52 52 52
4 8 16
2 2 —
7/8 7/8 —
7/8 7/8
G-1.5 G-2.5 —
2 2 —
7/8 7/8 —
7/8 7/8 —
G-1.5 G-2.5 —
1 1 —
7/8 1-1/8 —
7/8 7/8 —
G-2.5 G-8 —
2 2 —
7/8 7/8 —
7/8 7/8 —
G-1.5 G-2.5 —
2 2 —
7/8 7/8 —
7/8 7/8 —
G-1.5 G-2.5 —
1 1 —
7/8 1-1/8 —
7/8 7/8 —
G-2.5 G-8 —
— 2 2
— 7/8 1-1/8
— 7/8 7/8
— G-2.5 G-8
— 2 2
— 7/8 1-1/8
— 7/8 7/8
— G-2.5 G-8
-— 1 —
— 1-1/8 —
— 7/8 —
— G-8 —