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Installation & Operation Manual
Circulator sizing
The SYNC heat exchanger does have a pressure drop, which must be considered in your system design. Refer to the graph in
FIG. 5-4 for pressure drop through the SYNC heat exchanger.
Near boiler piping connections
ISOLATION VALVE
(TYPICAL)
DRAIN (TYPICAL)
SYSTEM SUPPLY SENSOR
(NOTICE: A SYSTEM SUPPLY
SENSOR MUST BE INSTALLED FOR
PROPER BOILER OPERATION.)
Y-STRAINER
(RECOMMENDED)
(TYPICAL)
TEMPERATURE GAUGE
RELIEF VALVE
CHECK VALVE
(TYPICAL)
HEAT EXCHANGER 1
BOILER PUMP
SYSTEM PUMP
HEAT EXCHANGER 2
BOILER PUMP
TO FLOOR DRAIN
Figure 5-1A Near Boiler Piping w/Y-Strainer
5 Hydronic piping (continued)
DRAIN
(TYPICAL)
SYSTEM SENSOR
SYSTEM PUMP
ISOLATION VALVE
(TYPICAL)
HEAT EXCHANGER 1
BOILER PUMP
HEAT EXCHANGER 2
BOILER PUMP
TEMPERATURE GAUGE
CHECK VALVE
(TYPICAL)
RELIEF VALVE
Y-STRAINER
(RECOMMENDED)
AIR SEPARATOR
LOW LOSS HEADER
(TYPICAL)
AIR VENT VALVE
EXPANSION TANK
DRAIN VALVE
FROM SYSTEM
TO SYSTEM
TO FLOOR
DRAIN
Figure 5-1B Near Boiler Piping w/Low Loss Header
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