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98
X. Operation
F. Changing Adjustable Parameters (continued)
Sequencer Master
(Boiler 1)
Boiler 2
Wiring locations:
Enable/Disable
X
DHW Demand
X
System Pump
X
DHW Pump
X
Boiler Pump
X
X
Sequencer Master Parameter Selections:
Sequencer Master
Enabled
Indirect Water
Heater
“Primary Piped”
Pump Parameter Selections:
System Pump =
Central Heat,
Optional Priority
Never
Boiler Pump =
Any demand
Any
demand
DHW Pump =
Primary Loop
Piped IWH
Never
Explanation:
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.
Example Pump Parameter selections (continued):
Multiple Boilers, Primary Piped Indirect Water Heater, Optional DHW Priority
Multiple Boilers, Primary Piped Indirect Water Heater, System Pump Run for Any Demand
Sequencer Master
(Boiler 1)
Boiler 2
Wiring locations:
Enable/Disable
X
DHW Demand
X
System Pump
X
DHW Pump
X
Boiler Pump
X
X
Sequencer Master Parameter Selections:
Sequencer Master
Enabled
Indirect Water
Heater
“Primary Piped”
Pump Parameter Selections:
System Pump =
Any demand
Never
Boiler Pump =
Any demand
Any demand
DHW Pump =
Primary Loop
Piped IWH
Never
Explanation:
This piping arrangement requires the system pump to be running for any calls for heat. Also the boiler pump must run for any
call for heat.
Содержание Alpine ALP500C
Страница 14: ...14 III Pre Installation and Boiler Mounting H Boiler Stacking continued Figure 5 Boiler Stacking ...
Страница 48: ...48 VI Water Piping and Trim continued Figure 28 Near Boiler Piping Heating Only ...
Страница 60: ...60 Figure 37 PCB Locations for Field Wiring Figure 38 120 VAC Field Wiring VIII Electrical continued ...
Страница 62: ...62 Figure 40 Ladder Diagram VIII Electrical continued ...
Страница 63: ...63 VIII Electrical continued 2 Figure 41 Wiring Connections Diagram ...
Страница 67: ...67 VIII Electrical continued Figure 45 Boiler to Boiler Communication with Zone Control Circulator Panel ...
Страница 72: ...72 IX System Start up continued Figure 48 Operating Instructions ...
Страница 124: ...124 XIII Repair Parts continued ...
Страница 126: ...126 XIII Repair Parts continued ALP600C ALP700C and ALP800C ALP800C shown ...
Страница 130: ...130 XIII Repair Parts continued ...
Страница 133: ...133 XIII Repair Parts continued 10A 10B 10C 10D 10G ...
Страница 143: ...143 ...
Страница 144: ...144 U S Boiler Company Inc P O Box 3020 Lancaster PA 17604 1 888 432 8887 www usboiler net ...