109
107774-02- 4/18
XIII. Operation
E. Boiler Sequence Of Operation (continued)
3. Status Screens (continued)
Bargraph Screen
The bargraph screen presents measured values for easy comparison.
This screen provides the status of the boiler’s internal diverting valve,
internal pump and external system pump (if used). It also provides the
status of Frost Protection and pump Exercise functions.
This screen provides the status of the boilers five (5) possible heat
demands. When demand is off the Control has not detected the call-
for-heat. This screen allows the user to determine which demands are
present when more than one demand is present.
Cycles and Hours
Boiler cycles and hours are used
to monitor the boilers overall
compatibility to the heating load.
Excessive cycling compared to
run time may be an indication
of pumping, boiler sizing or
adjustment issues.
<
>
System Circ. OFF 98
Boiler Circ.
ON
23
DHW Valve DHW 0
Circulator Status/ Cycles
i
Circulator/Valve Status Screen
Summary of Contents for K2WTC-135
Page 81: ...81 107774 02 4 18 X Domestic Hot Water Piping continued Figure 10 1 Domestic Hot Water Piping...
Page 89: ...89 107774 02 4 18 XI Wiring continued...
Page 90: ...90 107774 02 4 18 Figure 11 8 Internal Wiring Connections Diagram XI Wiring continued...
Page 101: ...101 107774 02 4 18 Lighting and Operating Instructions XII Start Up and Checkout continued...
Page 142: ...142 107774 02 4 18 XVI Repair Parts continued...
Page 145: ...145 107774 02 4 18 XVI Repair Parts continued...
Page 148: ...148 107774 02 4 18 XVI Repair Parts continued...
Page 150: ...150 107774 02 4 18 XVI Repair Parts continued...
Page 152: ...152 107774 02 4 18 XVI Repair Parts continued 120 121 122 123 124 125 126 127...
Page 159: ...159 107774 02 4 18 SERVICE RECORD DATE SERVICE PERFORMED...
