Primary/Secondary Piping With Buffer Tank - Lochinvar COPPER-FIN II 402 - 2072 Installation And Operation Manual

4
Water connections
Figure 4-6_Primary/Secondary Piping with Buffer Tank
COMMON MANIFOLD SIZE (Min.)
Models: 402, 502, 652, & 752
Number of Units GPM
2 110
3 165
4 220
5 275
6 330
7 385
8 440
1" TEMPERATURE
AND PRESSURE
GAUGE
AUTOMATIC AIR
ELIMINATOR/VENT
SYSTEM
OUTLET
SYSTEM
SENSOR
LOCATION
SYSTEM
INLET
BUFFER
TANK
The Inlet/Outlet System tappings are shown in the optional location on the side of the tank for pictorial purposes.
NOTICE
The standard location for the system tappings is 180° from the recirculation tappings.
Please note that these illustrations are meant to show system piping concept only, the installer is responsible for
NOTICE
all equipment and detailing required by local codes.
42
Diameter
(in.)
3
3 1/2
4
5
5
6
6
DRAIN
Installation & Operation Manual
COMMON MANIFOLD SIZE (Min.)
Models: 992, 1262, 1442, 1802 & 2072
Number of Units GPM
2 180
3 270
4 360
5 450
6 540
7 630
8 720
COMMOM MANIFOLD
MUST BE SIZED TO
ACCOMODATE COMBINED
FLOW RATE FOR
ALL BOILERS
Diameter
(in.)
4
5
6
6
6
7
7
PUMP