-2-
Figure 2:
KEY:
VI, V2, V3 = SHUT-OFF ISOLATION VALVE
P = TACO 0034ePLUS CIRCULATOR
FF = FAST FILL BOILER FEED VALVE
PV4 = PURGE VALVE
FC = FLOW CHECK VALVE
MOD CON
BOILER
ZONE 1 ZONE 2 ZONE 3
ZONE 1 ZONE 2 ZONE 3
ZONE 1 ZONE 2 ZONE 3
FC FC FC
FC FC FC
FC FC FC
ZONE 1 ZONE 2 ZONE 3
ZONE 1 ZONE 2 ZONE 3
FCFC - Optional Location FC FC
ZONE 1 ZONE 2 ZONE 3
FCFC - Optional Location FC FC
Figure 2
PREFERRED PIPING FOR CIRCULATORS ON BOILER SUPPLY
PREFERRED PIPING FOR CIRCULATORS ON BOILER RETURN
PREFERRED PRIMARY / SECONDARY PIPING FOR CIRCULATORS ON BOILER SUPPLY