Water Piping Diagrams
Before installation of water piping review the following:
1.See Mixing Valves on page 71.
2.See Dishwashing Machines on page 71.
3.See
TWO WATER HEATERS, SINGLE TEMPERATURE WITH BUILDING RECIRCULATION
4.See Closed Systems and Thermal Expansion on page 71
5.See Water Line Connections on page 71.
6.If a pump is being installed between a water heater and storage tank or on a building recirculation loop wire according to Figure 64 on page 71.
7.If a pump is being installed in a recirculation loop between the water heater and a commercial dishwasher wire according to Figure 64 or Figure 65 on page 71.
LEGEND
WARNING: THIS DRAWING SHOWS SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES; CHECK WITH LOCAL CODES AND ORDINANCES FOR ADDITIONAL REQUIREMENTS.
HOT WATER
OUTLET
TEMPERATURE & PRESSURE RELIEF VALVE
PRESSURE RELIEF VALVE
CIRCULATING PUMP
TANK OR LINE TEMPERATURE CONTROL
DRAIN
FULL PORT BALL VALVE
CHECK VALVE
TEMPERATURE GAGE
WATER FLOW SWITCH
71
PIPE T&P TO
OPEN DRAIN
FINISHED
FLOOR
PIPE T&P TO OPEN DRAIN
LINE TEMPERATURE
CONTROL
HOT WATER
RETURN
COLD WATER
SUPPLY
EXPANSION
TANK
