
39
DETAILED SEQUENCE OF OPERATION
End Of Normal Sequence Of Operation
Thermostat ends call for heat
.
Gas valve and circulator pump are
de-energized,
valve and flame lights go out.
B
lower runs for 30 seconds post purge,
purge light is on.
B
lower is de-energized after 30 seconds,
purge light shuts off.
B
oiler stand by for next call for heat.
Содержание GM90-100
Страница 12: ...12 NEAR BOILER PIPING Figure 2 Single Zone Boiler Piping SAFETY RELIEF VALVE SEE PAGE 18 FOR REQUIREMENTS...
Страница 31: ...31 Figure 20 Field Wiring Connections ELECTRICAL WIRING SAFETY RELIEF VALVE SEE PAGE 18 FOR REQUIREMENTS...
Страница 33: ...33 Figure 22 Ladder Diagram for Figure 22 ELECTRICAL WIRING...
Страница 52: ...52 Troubleshooting Chart 1 TROUBLESHOOTING...
Страница 53: ...53 Troubleshooting Chart 2 TROUBLESHOOTING...
Страница 55: ...55 Troubleshooting Chart 4 TROUBLESHOOTING...
Страница 63: ...63 NOTES...