Zone Valve Wiring Diagrams - Burnham Indirect - Fired Water Heater AL SL Installation & Service Instructions Manual

Zone Valve Wiring Diagrams

L o w V oltage
120 V olts
C onnec tions
1 2 3
Z one V alv e
M ot or
4 W ir e Z one V alv e
E nd S wit ch
T
T o B oiler C onnec tions /C ir cula t or
Wiring for 3 Wire Zone Valve
B oiler
T
T
24v
H ot N eutr al
120v
Wiring for 4 Zone Valve
24v
H ot N eutr al
120v
T
20 °
160 °
150 °
15 °
140 °
130 °
10 °
120 °
5 °
1 10 °
Differential T emperature
LED
flashing green = calling for heat
solid green = at temperature
red = error
P ump/T T 24v
P r ob e
20 °
160 °
150 °
15 °
140 °
130 °
10 °
120 °
5 °
1 10 °
Differential T emperature
LED
flashing green = calling for heat
solid green = at temperature
red = error
P ump/T T 24v
P r ob e
5