Water Heater Brochure

Hot Water
Return
Gas Supply
Cold Water
Supply
Hot Water
to Fixtures
Expansion Tank
1. Recirculation pump shall be sized for 2-4 gpm per activated heater (4-8 gpm for 910)
2. Recirculation pump shall be controlled by an aquastat. The minimum suggested differential should be 10°F
3. The automatic air should be installed at the highest location of the system in accordance with the
manufacturer’s instructions.
Multiple Unit with the Multi-Unit Controller
1. Recirculation pump shall be sized for 2-4 gpm per activated heater (4-8 gpm for 910)
2. Recirculation pump shall be controlled by an aquastat. The minimum suggested differential should be 10°F
3. The automatic air should be installed at the highest location of the system in accordance with the
manufacturer’s instructions.
Hot Water
to Fixtures
Hot Water
Return
Cold Water
Supply
Expansion Tank
Gas
Supply
Multiple Units with EASY-LINK
TM
All application diagrams shown are concept drawings only. These diagrams are only to be used as basic guides. It is up to the application designer to properly design the plumbing layout and cor-
rectly size all components within an application (pumps, piping, storage tanks, water heaters, etc.). All national and local codes must be followed and will dictate proper compliance.
MULTIPLE UNITS
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