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Hydronic piping, Installation & operation manual, Zone #1 zone #2 zone #3 zone #4 – Lochinvar Knight 50-210 User Manual

Page 31

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Installation & Operation Manual

31

ZONE #1

ZONE #2 ZONE #3 ZONE #4

ZONE CIRCULATORS

(TYPICAL)

FLOW CHECK

VALVE

(TYPICAL)

BOILER

INDIRECT

DHW TANK

DOMESTIC

HOT WATER

CIRCULATOR

BACKFLOW
PREVENTER

PRESSURE

REDUCING VALVE

PRESSURE

GAUGE

ANTI-SCALD

MIXING VALVE

COLD

WATER

IN

TEMPERATURE /

PRESSURE

GAUGE

AIR SEPARATOR

EXPANSION

TANK

BALL VALVE

(TYPICAL)

UNION

(TYPICAL)

PRESSURE

RELIEF VALVE

DRAIN POINT

(TYPICAL)

MAKE UP WATER

HOT

WATER

OUT

BOILER
CIRCULATOR

SYSTEM SUPPLY

SENSOR

DRAIN

NOT TO EXCEED 4 PIPE DIA. OR A MAX. OF 12” APART

Figure 6-3 Single Boiler Zoned with Circulators

6

Hydronic piping

(continued)