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I Product Description
The CWD series boiler is a cast iron gas fi red boiler designed for use in forced hot water heating systems. It is is a low
pressure boiler intended for use in closed heating systems with water temperatures under 240F. This boiler may be vented either
vertically or horizontally with combustion air supplied from either outdoors or (under certain conditions) indoors. It is ideal for
use in installations where a reliable source of clean indoor combustion air cannot be guaranteed.
II Specifi cations
TABLE 1: SPECIFICATIONS
MODEL SECTIONS
INPUT
(MBH)
DOE HTG.
CAPY (MBH)
I=B=R NET
RATING (MBH)
AFUE
(%)
FIG 1
DIM. “A” (in.)
VENT
DIA. (in.)
WATER
CONTENT
(Gal.)
CWD060 3 60 51 44 85.1 16-1/8 3 2.0
CWD083 4 82.5 71 62 85.1 19-3/4 3 2.6
CWD110 5 110 94 82 85.2 23-3/8 3 3.1
CWD138 6 137.5 118 103 85.2 27 3 3.6
CWD165 7 165 142 123 85.2 30-5/8 3 OR 4 4.2
CWD193 8 192.5 165 143 85.2 34-1/8 3 OR 4 4.7
CWD220 9 220 189 164 85.2 37-3/4 3 OR 4 5.2
CWD245 10 245 211 183 85.3 41-3/8 3 OR 4 5.8
FIGURE 1: GENERAL CONFIGURATION