Install Instructions

Phase III
®
• Recommended for applications in which there is a
large water consumption in short period of time.
• A maximum of 3 water heaters may be piped in series.
• Utilize the lead (hot water outlet) Phase III
®
tank ther-
mostat to control system temperature.
• Install automatic mixing valve at either the hot water
outlet of the water heater system or at each hot water
fixture.
• Each tank should be piped with a drain as shown in
Fig. 1.
13
Installation - Piping
Circulator
Recirculated
Water
Automatic
Mixing Valve
Hot Water
Outlet
Cold Water
Inlet
T&P
Relief
Valve
Cold Water
Inlet
Isolation
Valve
Circulator
Automatic
Mixing Valve
Hot Water
Outlet
Cold Water
Inlet
T&P
Relief
Valve
Cold Water
Inlet
Isolation
Valve
Recirculated
Water
Multiple TR Series Water Heater System
Domestic Piping - Parallel
Multiple TR Series Water Heater System
Domestic Piping - Series
• Recommended for most applications.
• Any one water heater tank thermostat may be uti-
lized to control system temperature.
• Install automatic mixing valve at either the hot
water outlet of the water heater system or at each
hot water fixture.
• Each tank should be piped with a drain as shown in
Fig. 1.
Fig. 8:
Fig. 9: