UTICA BOILERS TRIFIRE II Series Installation, Operation & Maintenance Manual page 26

10 - HYDRONIC PIPING
Figure 23 - Piping And Wiring Primary/Secondary Multi Zone System Piping With Zone Valves
And Domestic Hot water (With Zone Valve)
*
ZONE 1 (PRIORITY ZONE)*
* USE FULL PORT ZONE
VALVE.
FOR OPTIMUM TANK
CONSULTER LA FIGURE 24.
PERFORMANCE,
CONSIDER USING ZONE
CIRCULATOR.
MAX = 4 X DIAMETER
CLOSLEY - SPACED
TEES
BOILER
PUMP
PN 240011579 REV D [08/01/2018]
26