Bosch FS 151 - System 14 Heatronic Internal Wiring and Settings

Applications Manual Bosch Greenstar | 33
Bosch Thermotechnology Corp.
Data subject to change
System #14
reset
eco
1
2
34
5
6
max
1
2
34
e
6
max
Boiler
Heating
Dial
1
2
3
Typical supply
temperatures
approx. 95 °F (35 °C)
approx. 109 °F (43 °C)
approx. 122 °F (50 °C)
4
5
6
approx. 140 °F (60 °C)
approx. 153 °F (67 °C)
approx. 167 °F (75 °C)
max Approx. 194 °F (90°C)
Application
Frost protection
Radiant floor heating
Panel radiator system
Cast Iron radiator system
Baseboard & convector system
Heatronic Settings:
Low Voltage
Wiring:
Line Voltage
Heatronic Internal Wiring
L
NG
External Boiler Junction box
120 Vac Supply
Bosch BoschBosch
CRC100 or CRC200
CZM100
VZ3
VZ1
T0
24VAC
VZ2
1
2
1
21
2
1
21
23
4
3
4
3
4
PZ3
PZ2
PZ1
120 VAC
L
NL
N
L
N
L
N
< 24 V
BUS
1
21
21
21
2
BUS
BUS BUS
120 VAC
1
4
5
6
0
3
2
1
2 3 4
See CZM100
Manual for
additional
Wiring
information
B
B
4
2
1
A
F
9
7
8
LWCO
Supply Sensor
DHW Sensor
Dry contacts
Bosch Controls
Outdoor
Sensor
Ź Wire BUS terminal of CZM100 to Terminal BB of
Greenstar boiler
Ź Wire Main power supply (120 v) to White molex
of Boiler (external junction box) and to 120 VAC
input of CZM100
Ź Wire CRC controllers to BUS terminals of
CZM100 (See Appendix A for Room Controller Settings)
Ź Wire 120 VAC ouputs of PZ1, PZ2 and PZ3 of
CZM100 to Zone Circulators
Ź Wire Supply Sensor to “TO” connection of CZM100
DHW Thermistor
Ź Wire Greenstar Tank thermistor sensor to blue
molex adaptor in Greenstar boiler wire harness
DHW
Circulator
Ź Wire 120 VAC of Red Molex to DHW Circulator
L
N
red
storage
tank pump
L
N
black
ch pump
for unmixed heating
(Not Used)
L
N
white
mains
120v/60 hz
Note: For Low Water Cutoff Wiring see
Appendix D of this manual
Supply Sensor
DHW thermostat
min
e
max
Typical DHW temperatures
approx. 59 °F (15 °C)
approx. 131 °F (55 °C)
approx. 158 °F (70 °C)