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Installation, Operation & Maintenance - HEH/HEV Series
Electrical - Low Voltage Wiring for non-vFlow
®
Units Using External Motorized Water Valve
Figure 19: AVM Valve Wiring
Figure 20: Taco SBV Valve Wiring
From Water Source
IN
OUT
NOTE: Shut-off valves, strainers and
other required components not shown.
Solenoid
Valve
Flow
Regulator
To Discharge
Stage 1
Stage 2
Figure 21: Two-Stage Piping
C
C
Termostato
Y
1
2
3
Y
AVM
Taco Válvula
Calentador Interruptor
Unidad Empacada
C
C
Aquastat
Y1
1
2
3
Y1
AVM
Taco Valve
Heater Switch
DXM2
Water Valve Wiring
Summary of Contents for Comfort-Aire Century HE Series
Page 1: ...www marsdelivers com Installation Operation and Maintenance HEH HEV Series...
Page 32: ...32 Installation Operation Maintenance HEH HEV Series Typical Wiring Diagram Single Phase Unit...
Page 33: ...33 Installation Operation Maintenance HEH HEV Series Typical Wiring Diagram Three Phase Unit...
Page 34: ...34 Installation Operation Maintenance HEH HEV Series Typical Wiring Diagram 460 Volt Unit...