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TO OPERATE THIS FURNACE:
1) Adjust the room thermostat to the lowest set point and set the operating mode, if
equipped, to “OFF”.
2) Turn the manual oil shutoff valve to the open or “ON” position.
3) This furnace is equipped with an electronic ignition system that automatically lights
the burner. DO NOT try to light the burner by hand.
4) Turn on the electric power to the furnace at the disconnecting switch.
5) Adjust the room thermostat to the desired set point and set the operating mode, if
equipped, to “HEAT”.
6) If the furnace will not operate, call a qualified heating contractor for service.
TO INTERRUPT (STOP) OPERATION OF THIS FURNACE:
1) Adjust the room thermostat to the lowest set point and set the operating mode, if
equipped, to “OFF”.
2) If service will be performed, turn off all electric power to the furnace at the
disconnecting switch.
3) Turn the manual oil shutoff valve to the closed or “OFF” position.
Oil Supply
This oil furnace is designed to use No. 2 or lighter distillate fuel (home heating) oil. A Bio-
fuel mixture may be used but the mixture is not to exceed a B5.
DO NOT allow the fuel tank to run completely dry during the heating season. If the
fuel tank runs completely dry, it may be necessary to purge the oil lines of trapped air.
I
During the warmer weather,
keep the tank full
to prevent condensation of moisture
on the inside surface of the tank.
Keep the cap on the fuel tank
fill pipe tightly closed at all times to prevent the
entrance of moisture, foreign matter, insects, etc. Also, check the tank, vent, and fill
pipe for cracks and leaks.
Extended Shutdown
If the furnace will be shut down for an extended period of time:
1) Adjust the room thermostat to the lowest set point and set the operating mode, if
equipped, to “OFF”.
2) Open the disconnecting switch serving the furnace.
3) Close the manual oil shutoff valve.
Summary of Contents for OD6FA072D48
Page 32: ...31 APPENDIX B ELECTRICAL DIAGRAMS OD6 FAO72D48 NRGMAX CONTROL...
Page 33: ...32 OD6 FAO72DV5 NRGMAX CONTROL...
Page 34: ...33 OD6 FAO72D48 UT CONTROL...
Page 35: ...34 OD6 FAO72DV5 UT CONTROL...
Page 37: ...36 APPENDIX D REPLACEMENT PARTS OD6FA072D48 OD6FA072DV4...
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Page 39: ...38 OD6RA072D48 OD6RA072DV4...
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