17
C
D
HWS
B
A
2(51)
RH Tell-Tale
Drain
LH Tell-Tale
0
CWS
CWR
HWR
1-5/8(41)
)
4
6
2(
8/
3-
0
1
E
F
)
9
1
2(
8/
5-
8
H
G
)
5
7
1(
8/
7-
6
0
PIPING CONNECTION LOCATION DIAGRAM*
LEGEND
*Right-hand unit with re-heat coil shown.
CWR —
Cold Water Return
CWS —
Cold Water Supply
HWR —
Hot Water Return
HWS —
Hot Water Supply
LH
—
Left Hand
RH
—
Right Hand
SO
—
Stub Out
42BHC,BVC
UNIT SIZE
HEAD STUB OUT SIZES (in.)
8 Row Coil SO
Nominal
6 Row Coil SO
Nominal
4 Row Coil SO
Nominal
Heating 1 or 2 SO
Row Coil Nominal
06
1
0.75
0.75
0.5
08
1
0.75
0.75
0.5
10
1
0.75
0.75
0.5
12
1
0.75
0.75
0.5
16
1
1
1
0.5
20
1
1
1
0.5
30
1.5
1.5
1.5
0.5
40
1.5
1.5
1.5
0.5
Use the table on the next page to determine the location of the piping
connections. For example, on a size 20 unit with 4 rows and a right
hand connection, the location of the chilled water supply line is deter-
mined by G (6 in.) and B (7
4
/
5
in.).
