12
4 - CONNECTING SUPPLY AND RETURN PIPING
Circulators in following illustrations are mounted on system supply side, mounting on system return side is also
acceptable practice.
PIPING LEGEND:
Figure 4-2 -
Circulators Mounted on Supply System, Boiler Used In Conguration with Chiller
System. See Special Conditions, Below
PN 240012787 Rev. C [11/15/2020]