Calumet GSA, Manual, Page: 30 / 32

GSA Gas-Fired Steam Boilers – Boiler Manual
30
Part Number 550-110-738/0703
Figure 20 Dimensional drawing — ALL DIMENSIONS IN INCHES
14 Dimensions
Boiler
model
number Supply
tapping
(inches NPT)
Return
tapping
(inches NPT)
Gas connection
& manifold size
(Note 2)
(inches NPT)
“V”
Damper
height
(inches)
“D”
Vent
diameter
(inches)
“W”
Jacket
width
(inches)
Approximate
shipping
weight
GSA-075 3 2½ 1 /
2
6 5 17 430
GSA-100 3 2½ 1 /
2
6 5 17 430
GSA-125 3 2½ 1 /
2
6 1 /
2
6 21¼ 505
GSA-150 3 2½ 1
/
2
6 1
/
2
6 21¼ 505
GSA-175 3 2½ 1
/
2
9 7 25½ 585
GSA-200 3 2½ 1
/
2
9 7 25½ 585
GSA-250 3 2½
3
/
4
9
1
/
2
8 29¾ 660
Note 2: Size gas piping from meter to boiler per local utility requirements.