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5.7.2 ThermaCirc360™ Recirculation (Crossover Mode)
Figure 83
Plumbing Diagram (Crossover Mode)
A thermal bypass valve can be purchased
separately to run recirculation. See section
"3.5 Accessories" for more information and
part numbers.
Install thermal bypass valve at the furthest
fixture from the tankless water heater
Gas Supply Line
Hot Water Supply Line
Cold Water Supply Line
Hot Water Fixtures
Figure 84
54
Rinnai Tankless Water Heater Installation and Operation Manual
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