Single Boiler Primary/Secondary Series Loop Zoned System With Zone Valves (Fig. 12) - ECR International CHB Application Manual

NOTICE
Arrange piping to prevent water dripping onto
boiler.
A. Piping installation, materials, and joining methods shall
conform to requirements of authority having jurisdiction or in
absence of such requirements:
• USA - National Fuel Gas Code, ANSI Z223.1/NFPA 54
• Canada - Natural Gas and Propane Installation Code,
CAN/CSA B149.1
B. Manufacturer requires all domestic hot water (DHW)
installations use an anti-scald valve. Local codes may
require additional equipment (expansion tank, relief valves,
etc.) select and size equipment to suit installation and meet
code requirements.
CCB - Hydronic Piping Description
ANTI-SCALD WARNING AND PIPING RECOMMENDATION

Single Boiler Primary/Secondary Series Loop Zoned System WITH ZONE VALVES (fig. 12)

Single Boiler Primary/Secondary Series Loop Zoned WITH ZONE PUMPS (fig. 13)
Single Boiler Primary/Secondary Series Loop PUMPING (fig. 14)
CCB - Wiring Description
Boiler with Optional System Supply Pump (fig. 15)
Boiler with Multiple Zone Valves (fig. 16)
Boiler with Multiple Zone Pumps WITHOUT DHW Interface (fiig. 17)
Boiler with Multiple Zone Pumps with DHW Interface (fig. 18)
CCB - HYDRONIC PIPING
Quick Reference Chart - CCB Boiler
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PN 240011074 REV C, [11/01/2017]
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