Wiring Diagrams

HPZ AND HSR HYDRONIC PANEL WIRING DIAGRAMS 33-00476—01 10
Fig. 9. Taco Zone valves with HPZC Hydronic Panels.
NOTE: This diagram is specific to how Taco valves can wire to an HPZC zone valve panel. All zones other than an optional Domestic Hot Water zone are wired the
same. See other diagrams in this file for options on pump and line voltage wiring, using multiple panels for systems over 6 zones, DHW priority, etc.
Zone Valve Controller
Priority
Zone 1
Zone 2
Zone 3 Zone 4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
Pump End
Switch
Zone 1 Pump
End Switch
X
XN/O
COM
N/C
N
H
Input
120VAC
24 VAC Zone Valves
1
2
3
TACO 570
SERIES VALVE
TACO EBV VALVE
C
W/Y
End Switch
MCR37974