HEATING PIPING LOCATIONS - FLOOR UNITS ONLY
HOT WATER HEATING COIL - NO PIPING PACKAGE
Figure 21.1 - Hot Water Only or Chilled Water/DX Cooling Coil with Hot Water Pre-Heat Coil
Note:
Supply and Return connection locations represent counterflow orientation (recommended). Unit should be piped in
accordance with good plumbing practices.
Table 21.1 - Hot Water Heating Coil Piping Locations j
Unit Depth
Coil Rows
1-Row
16 5/8
2-Row
1-Row
21 7/8
2-Row
j For Chilled Water piping location see
Figure 21.2 - Hot Water Reheat Coil with Chilled Water/DX Cooling Coil
Note:
Supply and Return connection locations represent counterflow orientation (recommended). Unit should be piped up in
accordance with good plumbing practices.
Table 21.2 - Hot Water Reheat Coil Piping Locations j
Unit Depth
Coil Rows
1-Row
16 5/8
2-Row
1-Row
21 7/8
2-Row
j For Chilled Water piping location see
Note:
All dimensions shown on this page are in inches and are for reference only. For dimensions in mm, multiply inches by 25.4.
LEFT HAND CONNECTIONS
AIR FLOW
R
A
C
COND.
3.37
DRAIN
.88
D
B
A
B
C
11.50"
7.00"
14.25"
(292.1mm)
(177.8mm)
11.25"
7.25"
114.25"
(285.7mm)
(184.1mm)
16.75"
7.00"
14.25"
(425.4m)
(177.8mm)
16.50"
7.25"
14.25"
(419.1mm)
(184.1mm)
Figure 19.2
. For DX Cooling piping location see
A
B
17.50"
8.75"
10.25"
17.50"
8.75"
10.50"
17.50"
14.00"
10.25"
17.50"
14.00"
10.50"
Figure 19.1
. For DX Cooling piping location see
RIGHT HAND CONNECTIONS
AIR FLOW
R
S
S
COND.
DRAIN
RA
RA
S = Supply
F
R = Return
Dimensions (inches)
D
E
5.00"
13.50"
(127.0mm)
(342.9mm)
4.75"
13.50"
(120.6mm)
(342.9mm)
10.25"
13.50"
(260.3mm)
(342.9mm)
10.00"
13.50"
(254.0mm)
(342.9mm)
Figure 20.2
and
Dimensions (inches)
C
D
E
2.25"
16.75"
2.25"
16.50"
7.50"
16.75"
7.50"
16.50"
Figure 20.1
and
14-500.7
E
G
3.37
.88
H
F
G
12.00"
8.25"
(304.8mm)
(209.5mm)
12.25"
8.25"
(311.1mm)
(209.5mm)
17.25"
8.25"
(438.1mm)
(209.5mm)
17.50"
8.25"
(444.5mm)
(209.5mm)
Figure 20.4
.
F
G
9.50"
11.50"
9.50"
11.50"
14.75"
11.50"
14.75"
11.50"
Figure 20.3
.
H
4.00"
(101.6mm)
4.00"
(101.6mm)
9.25"
(234.9mm)
9.25"
(234.9mm)
H
1.25"
1.50"
6.50"
6.75"
21
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