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Non-Zoned Primary/Secondary Piping
This drawing is meant to show system piping concept only.
Installer is responsible for all equipment & detailing required by local codes.
Refer to pages 22-25 for electrical wiring instructions.
PRESSURE
REDUCING VALVE
BACKFLOW
PREVENTER
MAKE UP WATER
AIR
SEPARATOR
SYSTEM
TO
PUMP
SYSTEM
BALL VALVE
(TYPICAL)
EXPANSION
TANK
RELIEF VALVE
(ACCESSORIES)
PRESSURE
GAUGE
DRAIN POINT
(TYPICAL)
SAFETY
UNION
(TYPICAL)
TEMPERATURE /
PRESSURE
GAUGE
(ACCESSORIES)
NOT TO EXCEED 12" APART
PRIORITY 2
PUMP
PRIORITY 1
PUMP
BOILER
DRAIN
FROM
SYSTEM
ANTI-SCALD
MIXING VALVE
COLD
WATER
INDIRECT
DHW TANK
IN
19
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