119
107750-01 - 9/17
Example Pump Parameter selections (continued):
XII. Operation
F. Changing Adjustable Parameters (continued)
Single Boiler
with Supply Piped IWH, System and DHW
W
ir
ed to Master
CAUTION
:
It is the installers responsibility
to select boiler piping configurations that provide
th
e
pro
per
flo
w
rates
an
d
perf
orman
ce
fo
r t
he
bo
iler
and indirect water heater
.
Parameter Selections:
System Pump = “Central Heat,
Optional Priority”
Boiler Pump = “any demand”
DHW Pump = “Primary Loop Piped IWH”
DHW Priority Enable is optional
Explanation:
When call for Domestic Hot W
ater is received
the DHW pump is turned on and the boiler pump is turned on.
This piping arrangement
permits the system pump to run or not run when there is a domestic hot water call for heat. Domestic hot water priority is optional.
It is permissible for the domestic and system
pumps to run at the same time.
The boiler
pump must run for every call for heat.
Summary of Contents for ASPN-320
Page 88: ...88 107750 01 9 17 Figure 10 4 Proper Installation of Header Sensor X Wiring continued ...
Page 89: ...89 107750 01 9 17 Figure 10 5 Internal Wiring Ladder Diagram X Wiring continued ...
Page 90: ...90 107750 01 9 17 X Wiring continued CONDENSATE FLOAT SWITCH ...
Page 91: ...91 107750 01 9 17 X Wiring continued Figure 10 6 Internal Wiring Connections Diagram ...
Page 100: ...100 107750 01 9 17 Operating Instructions XI Start Up and Checkout continued ...
Page 145: ...145 107750 01 9 17 XV Service Parts continued ...
Page 147: ...147 107750 01 9 17 XV Service Parts continued All Models ...
Page 149: ...149 107750 01 9 17 XV Service Parts continued All Models ...
Page 151: ...151 107750 01 9 17 XV Service Parts continued All models ...
Page 157: ...157 107750 01 9 17 ...
Page 158: ...158 107750 01 9 17 ...
Page 159: ...159 107750 01 9 17 ...
