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Figure 10 – Cascaded Boilers – Space Heating
FIGURE NOTES:
1. This drawing is meant to demonstrate system piping concept only.
2. Installations must comply with all local codes.
3. Install a minimum of 12 diameters of straight pipe upstream of all circulators.
4. Piping shown is Primary/Secondary.
5. Reference Multiple Boiler Manifold Piping chart, Part 5, Section H.
The boiler should not be operated as a potable hot water heater. The boiler should not be used as a
direct hot water heating device.
Basic steps are listed below that will guide the installation of the boiler.
1. Connect the system return marked “Boiler Return”.
2. Connect the system supply marked “Boiler Supply”.
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