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Applications Manual
System #16
Low Voltage Wiring
out sen
LWCO
BUS
TT
1
2
3
4
CZM100
3
2
See CZM100
1
Manual for
0
additional
Wiring
information
120 VAC
PZ1
PZ2
120 VAC
L
N
L
N
L
N
Wiring:
Low Voltage
Wire BUS terminal of CZM100 to Terminal #1 of
Greenstar FS boiler
Wire CRC controllers to BUS terminals of
CZM100
Wire Greenstar Tank sensor to Terminal #5 of
Greenstar FS boiler
See Appendix A for Room Controller Settings
Heatronic Settings:
Boiler
Typical supply
Heating
temperatures
Dial
1
approx. 95 °F (35 °C)
2
approx. 109 °F (43 °C)
3
approx. 122 °F (50 °C)
4
approx. 140 °F (60 °C)
5
approx. 153 °F (67 °C)
6
approx. 167 °F (75 °C)
max
Approx. 194 °F (90°C)
DHW thermostat
min
e
max
Bosch Thermotechnology Corp.
DHW sen
5
6
CRC100 or CRC200
4 5 6
Bosch
1
2
3
4
T0
VZ1
VZ2
VZ3
24VAC
1 2 1 2
3 4
1 2
3 4
1 2
3 4
1 2
PZ3
< 24 V
N
L
BUS
BUS BUS BUS
1 2 1 2 1 2 1 2
Application
Frost protection
Radiant floor heating
Panel radiator system
Cast Iron radiator system
Baseboard & convector system
Typical DHW temperatures
approx. 59 °F (15 °C)
approx. 131 °F (55 °C)
approx. 158 °F (70 °C)
Line Voltage Wiring
L
N
white
mains
120v/60 hz
Bosch
Bosch
Note: For Low Water Cutoff Wiring see
Line Voltage
Wire Main power supply (120 v) to White molex
of Boiler and to 120 VAC input of CZM100
Wire 120 VAC ouputs of PZ1, PZ2 and PZ3 to
Zone Circulators
Wire Red molex on back of Greenstar FS boiler
to DHW indirect tank pump
3
2
1
Bosch Greenstar | 37
N
L
L
N
black
red
ch pump
storage
for unmixed heating
tank pump
(Not Used)
DHW
Pump
Neutral
Ground
120 V Line
Appendix E of this manual
4
3
5
2
6
1
max
Data subject to change
reset
eco
4
e
6
max
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