Install Instructions

4 Hydronic piping (continued)
33
Installation & Service Manual
Figure 4-5_Single Boiler - Primary / Secondary with Low Temperature Bypass
DIR #2000570577_000
DIRT SEPARATOR
(RECOMMENDED)
DIR #2000570577_00
0
E
XPANSION TANK
AIR SEPARATOR
PRESSURE REDUCING VALVE
BACK
FLOW PR
E
VENTER
BALL VALVE
(TYPICAL)
UNION (TYPICAL)
PRESSURE RELIEF
VALVE
FLOW CHECK
V
ALVE (TYPICAL)
BOILER
TEMPERATURE / PRESSURE
GAUGE
PRESSURE GAUGE
DRAIN
DRAIN POINT
(TYPICAL)
BOILER CIRCULATOR
SYSTEM SUPPLY SENSOR
(WHEN USED)
SYSTEM CIRCU
L
ATOR
TO SYSTEM
MAKE UP WATER
NOT TO EXCEED 4 PIPE DIA OR MAX. OF 12" APART
Y-STRA
INER
MAY SUBSTITUTE
LOW LOSS HEADER
LOW TEMPERATURE BYP
ASS
FLOW SWITCH
FROM SYSTEM
WATER METER
Primary / Secondary Piping
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