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Operating Instructions:
i. STOP! Read the safety information above.
ii. Set the thermostat to the lowest setting.
iii. Turn off all electric power to the appliance.
iv. This appliance is equipped with an ignition system that automatically lights the
burner. Do not try to light the burner by hand.
iv. Rotate the manual oil shutoff valve to the “ON” position.
vi. Turn on the electric power to the appliance.
vii. Set the thermostat to the desired setting.
viii. If the appliance will not operate, call your qualified service technician or oil supplier.
To Turn Off Oil to Appliance:
i. Set the thermostat to the lowest setting and set the operating mode switch to “OFF”.
ii. If service is to be performed, turn off the electrical power to the appliance.
iii. Turn the manual oil shutoff valve to the “OFF” position.
2. Adjustment of Burner Combustion:
: Do not run the oil pump dry for more than five minutes, as irreparable damage may
result.
NOTICE: Read the burner operation and service instructions Manual before continuing.
To initially adjust and successfully service the oil burner in the appliance heating section, the following
test instruments are required:
• A smoke density measuring and rating device,
• A carbon-dioxide (CO
2
) or oxygen (O
2
) analyzer,
• A flue gas temperature measuring device (e.g., thermocouple or thermistor probe with readout
device),
• An analog or digital multimeter, and
• An oil pressure gauge capable of reading 0-150 PSIG.
3. Sequence of Operation for the OHC:
The OHC has been designed to operate under a negative over-fire pressure. This is accomplished in part
by the coordinated set-up of the Riello BF3 burner and the inducer blower which is installed in the ventor
assembly. The two devices work together for proper operation. The sequence of operation is as follows: