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1(25)
2.4(61)
BTM/REAR INLET - 42DH
Unit Size
06
08
10
12
16
20/22
30
Step 3 — Connect Cooling/Heating Piping
CAUTION
Residue and loose particles resulting from manufacturing
and field piping techniques such as joint compounds, sol-
dering flux, and metal shavings may be present in the unit
and the piping system. This may cause damage to the unit.
Ensure system cleanliness when connecting to solar, do-
mestic or potable water systems.
B
W
2(51)
3(76)
A
2.4(61)
A
4(102)
C
DIMENSIONS - INCHES (MILLIMETERS)
H
W
18.50
(470)
28
(711)
18.50
(470)
28
(711)
20.25
(514)
37
(940)
20.25
(514)
37
(940)
20.25
(514)
47
(1194)
22.75
(578)
48
(1219)
31.00
(787)
48
(1219)
Fig. 13 — Optional Mixing Box
TOP VIEWS
2.4(61)
H
1(25)
TOP/REAR INLET - 42DH
A
6
(711)
6
(711)
8
(940)
8
(940)
8
(1194)
8
(1219)
10
(1219)
Thoroughly review submittals and product literature detailing
unit operation, controls, and connections BEFORE beginning
the connection of the various cooling and/or heating mediums
to the unit. The supply and return connections are marked with
a "HS/CS" meaning Hot/Cold water Supply or inlet and "HR/
CR" meaning Hot/Cold water Return or outlet indicating fluid
flow direction into and from the coil. Refer to Fig. 14-17 and
Tables 2 and 3 for details and DX (direct expansion) coils
marking and piping locations.
7
B
2(51)
4(102)
A
2.4(61)
A
3(76)
C
B
24
(610)
24
(610)
33
(838)
33
(838)
43
(1092)
44
(1118)
44
(1118)
W
H
C
11
(279)
11
(279)
13
(330)
13
(330)
13
(330)
13
(330)
15
(381)
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