PEERLESS MI SERIES - Piping for Zoned Systems; Zone Piping with Circulators; Zone Piping with Zone Valves

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1. See Figures 9 and 10 for basic zoned system layouts.
2 Run each zone pipe down then up to zone to
prevent air accumulation in piping
3. If required, provide means to isolate and drain each
zone separately,
TO SYSTEM
ZONE ZONE ZONE
5 2 /
ZONE
VALVES
I
I
TO
SUPPLY
FROM SYSTEbl
BAL _,NCINO
VAi VES m',
CONNECT TO
RETURN
(CIRCULATOR INLET)
ZONE ZONE ZONE
I 2 3
I
I
±
Figure 9: Zone Piping with Zone Valves
TO SYSTEM
ZONE ZONE ZONE
5 2 1
FROM SYSTEM
ZONE ZONE
1 2 3
FLOW
CONTROL _]
VALVES
I-
q
CONNECT
TO
SUPPLY
ZONE
CIRCULATORS
CONNECT TO
RETURN
TAPPING
Figure 10: Zone Piping with Circulators
8