Product Guide

MULTIPLE UNITS
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 T-M50)
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 T-M50)
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
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 correctly 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.
46