Weil-McLain CG-4 - Page 7

MULTIPLE ZONING WITH CIRCULATORS
1. If multiple zoning with circulators, remove provided circulator. See Figure 5:
a) Determine if by-pass piping will be needed. See page 8.
b) Mount circulators as shown.
c) Install flow control valves.
d) Follow remaining piping instructions.
e) Size common supply and return piping for combined flow of all circulators.
ISOLATION
VALVES"
'DO NOT USE DRAIN COCK TAPPING
' 'MAY BE INSTALLED IN ALTERNATE LOCATIONS
MULTIPLE ZONING WITH CIRCULATORS
FIGURE 5