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SDT/SET Installation & Operation Manual
15
EXPANSION
TANK
UNION
(TYPICAL)
SHOCK ARRESTOR
SHUTOFF VALVE
SHUTOFF
VALVE
BACKFLOW
PREVENTOR
SHUTOFF
VALVE
SHUTOFF
VALVE
ANTI-SCALD
MIXING VALVE
DRAIN
( FIELD SUPPLY)
RECIRCULATION
PUMP
TO BOILER
FROM BOILER
CHECK VALVE
BOILER
TANK SENSOR/
AQUASTAT
SQUIRE
TEMPERATURE /
PRESSURE
GAUGE
(TYPICAL)
CHECK VALVE
DRAIN
FROM SOLAR
TO SOLAR
SOLAR SENSOR
SOLAR
HEAT EXCHANGER
BOILER BACKUP
HEAT EXCHANGER
( SDT MODELS ONLY )
(SDT MODELS ONLY)
NOTE: UPPER COIL
REPLACED WITH ELEMENT
ON SET MODELS
Figure 4-2 Recommended Domestic Water Piping SDT/SET models
Please note that these illustrations are meant to show system piping concept only, the installer is responsible
for all equipment and detailing required by local codes.
NOTICE
4 Domestic Side (Tank) Piping (continued)