Lochinvar COPPER-FIN 497 - 2067 - Manual (Page 33)

33
HEA EATI TING
SUPPLY LY
LOOP
TO
FLOOR
DR
DRAIN
MIXING
VALVE
TO EXPANSION
TANK AND
ND MAKE AKEUP
WATER SYSTEM
HEATI TING
RETUR URN
LOO OOP
12” 12”
MAX
Figure 4-7_Boiler with low temperature bypass
*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
Water connections
(continued)
Installation & Service Manual
COMMON MANIFOLD SIZE (Min.)
Models: 497 - 747
Number of Units GPM
Diameter
(in.)
1 60 2 1/2
COMMON MANIFOLD SIZE (Min.)
Models: 987 - 2067
Number of Units GPM
Diameter
(in.)
1 90 2 1/2