Weil-McLain GOLD CGS 550-110-260/02002 - Manual (Page 58)

Part number 550-110-260/0200
58
GOLD CGs Gas-Fired Water Boiler
Dimensions
13a
Figure 31 Dimensional drawing
T OP VIEW
19 19
13¹¹ ₁₆
28³⁄₈
1⁵⁄₈
4³⁄₄ 4³⁄₄
13¹⁄₄
11¹⁄₈
NOTE 2
NOTE 2
2³⁄₈
2¹⁄₄
3¹⁄₄
W
A
9 12
23¹⁄₄
MODEL CGi
Pressure/temperature gauge
Supply piping ( ) note 1
Return piping ( ) note 1
Relief valve, ¾" NPT
½" NPT to expansion tank/air vent
3" Diameter vent
3"/3½" Dia. air pipe connection
Gas supply piping
Drain valve
Gas supply entrance (right or left side)
26060 R IGHT SIDE L EFT SIDE
A LL DIMENSIONS IN INCHES
F RONT
Boiler circulator is shipped loose. Circulator may be
mounted on either boiler supply or return piping.
Circulator flange provided with boiler is same size as
recommended pipe size in
, page 14. Table 3
Boiler supply and return tappings are both 1¼" NPT.
See
, page 14 for recommended system sup-
ply and return piping sizes.
Table 3
Note 2:
Note 1:
Boiler
model
number Supply
tapping
(inches NPT)
Return
tapping
(inches NPT)
Gas
connection size
Note 3
(inches NPT)
Gas
manifold size
Note 3
(inches NPT)
“A”
Air inlet
pipe center
(inches)
“W”
Jacket
width
(inches)
CGs-3 1 ¼ 1 ¼ ½ ½ 6 ½ 13
CGs-4 1 ¼ 1 ¼ ½ ½ 8 16
CGs-5 1 ¼ 1 ¼ ½ ½ 9 ½ 19
CGs-6 1 ¼ 1 ¼ ½ ½ 11 22
Note 3: Gas piping from meter to boiler to be sized per local utility requirements.