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Domestic water heaters – Lochinvar COPPER-FIN 497 - 2067 User Manual

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50

OUTLET

COLD
WATER
SUPPLY

BUILDING
HOT WATER
SUPPLY

RELIEF
VALVE

LOCK-TEMP
STORAGE
TANK

DRAIN

BUILDING
RETURN

INLET

MIXING
VALVE

Figure 7-2_Single water heater piping with two storage tanks

7

Domestic water heaters

Installation & Service Manual

COMMON MANIFOLD SIZE (Min.)

Models: 497 - 747

Number of Units

GPM

Diameter

(in.)

1

60

2 1/2

COMMON MANIFOLD SIZE (Min.)

Models: 987 - 2067

Number of Units

GPM

Diameter

(in.)

1

90

2 1/2

*Please note that these illustrations are meant to show system piping concept only, the installer is responsible
for all equipment and detailing required by local codes.

NOTICE