Figure 16 (continued) - 7600A/B multi-zone connections with Indirect Domestic Hot Water (DHW)
*Additional zones can be added by duplicating the plumbing and wiring of zone 3.
◄CONTINUED FROM PREVIOUS PAGE
Control Wiring (Option 2): Circulator-On Delay on All Zones
1.Set “DHWP OFF” (default, see programming section for instructions)
2.Set “C1 on ZR” (see programming section for instructions)
3.
4.DHW zone will not have priority over heating zones.
SK10024
TW
TR
L2 L1 C1 C2 ZC ZR B1 B2
7600A:
120 VAC BURNER OR GAS IGNITION SYSTEM
7600B:
24 VAC GAS IGNITION SYSTEM
NEUTRAL WHITE
120VAC
HOT FIELD/MFR. BLACK
SUPPLIED
SERVICE
SWITCH
CIRCULATOR
120 VAC
P4*
6 ZONE RELAY
5
4
3
2/N T
1/H T
CIRCULATOR
120 VAC
P3
6 ZONE RELAY
5
4
3
2/N T
1/H T
CIRCULATOR
120 VAC
P2
6 ZONE RELAY
5
4
3
2/N T
1/H T
CIRCULATOR
120VAC P1
6 ZONE RELAY
5
4
3
2/N T
1/H T
ZONE
3*
LOW VOLTAGE THERMOSTAT
ZONE
2
LOW VOLTAGE THERMOSTAT
ZONE
1
LOW VOLTAGE THERMOSTAT
DHW
LIMIT
CONTROL
CONTINUED ON NEXT PAGE ►
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