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Boiler manual: • Installation • Start-Up • Maintenance • Parts
29Part No. 550-110-275/1018
Figure 35 Model 94 steam boiler control tappings
Install steam boiler controls
(continued)
Controls and fittings must not
obstruct cleanout openings or pre-
vent required access to the boiler or
components.
Figure 36 Steam control siphon and fi ttings
Manifold component sizing
(Check local codes for sizing and cleanout requirements)
Item Description Size (inches)
894 – 2094 2194 – 2594
a
Nipple ½ x
as needed ¾ x as needed
b
Plug ½ ¾
c
Reducing tee ½ x ½ x ¼ ¾ x ¾ x ¼
d
Cross ½ ¾
e
Nipple ½ x
as needed ¾ x as needed
f
Nipple ½ x
as needed ¾ x as needed
g
Nipple ½ x
as needed ¾ x as needed
h
Nipple ½ x CLOSE ¾ x 4
k
Nipple
½ x 3
[
Add a ¾ x ½ bushing
at boiler connection]
¾ x 4
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