Thermo Products OH6FA072DV4N Mounting the 2-STAGE Riello Burner, BTU/HR Heating Capacity

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For more specific burner information, specifications or service information, reference the training manual enclosed with each Riello burner or contact:

Riello Corporation of America,

5 Pond Park Road Hingham, Massachusetts 02043

Phone: (617) 749-8292

2 STAGE FIRING RATES

CAPACITY

FIRING

NOZZLE SIZE

INPUT RATE*

EFFECTIVE**

 

RATE

Riello

(BTU/HR)

HEATING

 

 

 

 

CAPACITY

HIGH CAPACITY

HIGH FIRE

.70 X 45° W

106,250/170psi

90,000

LOW FIRE

85,000/130psi

74,000

 

 

LOW CAPACITY

HIGH FIRE

.50 X 45° W

85,000/170psi

74,000

LOW FIRE

70,000/130psi

60,000

 

 

Table 9: Riello 2-stage firing rates

*Based on #2 domestic heating fuel oil having heating value of 140,000 BTU per gallon.

**Based on thermal efficiency of 84%-85%.

MOUNTING THE 2-STAGE RIELLO BURNER:

It is necessary that the insulation gasket be placed between the mounting plate and the burner flange. The insulating gasket has six holes, which, if necessary, can be modified as shown. (see figure 14-1)

Figure 14-1: Burner gasket and mounting

Figure 14-2: Burner fixing and hinge assembly

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Contents OH6FA072DV4B OH6FA072DV4ROH6FA072DV4N OH6FX072DV4R Contents = Highboy D = Downflow = FrontSafety Section Page Codes and Clearances Combustible materialNon-combustible material II. General Instructions Read Before Start of Installation Type Model NO.1 From Sides Front Unit FurnaceHighboy OH6FA072D OH8FA119D TOP Sides of Plenum From Rear FLUE/VENTChimney Proper Chimney SizePrevention of Chimney Condensing Proper Vent Connector PIPE/CHIMNEY Connection Proper Chimney HeightTight CLEAN-OUT Doors and Connections Tight JointsNo Interconnected Chimney Flues Flue Pipe CLEARANCES, Sizing and TypeReduction of Clearances with Specified Forms of Protection Venting Rotation of Front Flue ElbowDraft Regulators Duct WORK/AIR ConditioningAirflow Requirements and Sizing of Duct Work Page Supply air duct sizing Example Air Filter Mounted External to Furnace ExamplesA typical filter rack and dimensions for the OH6 furnace Limit Position and Location Maximum Filter Type Air Velocity Model Number Ft/minOH6 OH8 Burner Installation Do not remove this retainer when installing burnerBurner Specifications and Applications Do not Change Position of the ChamberBeckett Riello BTU/HRMounting the 2-STAGE Riello Burner BTU/HR Heating CapacityOIL Tank and Piping OIL Filter Electrical WiriingElectronic Air Cleaner EAC and Humidifier Installation Thermostat Anticipator Setting Fan Control ModulePreferred method of adjustment Heat Anticipator Adjustment ScaleBlower Motor Speed Selection Heating Speed Set-ups OH6FA072DV41A ECM blower motor speed chart OH8FA119DV5Heating Speed Set-ups 2 Stage OH6FX072DV4Cooling blower motor speed chart 3A Cooling blower motor speed chart Cooling Speed Set-upsOH6FA072D48 HighOH8FA119D60 12.5/1270 11.7/1200 11.2/1150 10.7/1110 10.2/1060 1020 969Terminal Definitions & Field Wiring Blower Controller Information for PSC MotorInputs OutputsOperating Modes On and OFF Blower Delay Time Switch Settings PSC Trouble Shooting Diagnostic FeaturesStartup Procedures STOP! Read the safety information aboveOperating Instructions Adjustment of Burner Combustion To Turn Off Oil to ApplianceCombustion Head Setting for 2-STAGE Riello Burner Preliminary Adjustment of Burner Air Band and Air ShutterAIR Damper Adjustment Turn to the Right Sign +Turn to the Left Sign 1st Stage Adjustment 2nd Stage AdjustmentAdjustment Of Heat Input Rate Page Checkout Procedure III. Users Information Section Inspection AreasFilter Cleaning and Location Starting the BurnerIV. Installers Instructions to User Dealer Maintenance Safety During Servicing and InspectionGeneral Inspection Heat ExchangerHeat Exchanger Cleaning Instructions OH6 8FT OH8 8FT Filter maintenance procedure Electrical SystemSUPPLY/RETURN AIR Blower SUPPLY/RETURN AIR FilterFilter replacement Extended Appliance ShutdownOn Shutdown VI. HOMEOWNER/USER Information and Routine Maintenance On StartupPage Location of oil primary control reset button Beckett Burner Riello BurnerDiagnostics Diagnostic FeaturesCAD Cell Checkout Procedure Number of flashes Cad Cell Resistance in ohms Model R7184BPage VIII. Sequence of Operations Flow Chart Page IX. Trouble Shooting Flow Chart Page Page Page Page Customer Appendix a Replacement Parts Replacement Parts for OH8FA119D Appendix B Wiring Diagrams OH6FA072DV4 ECM Wiring Diagram OH6FX072DV4 ECM 2-Stage Wiring Diagram OH8FA1119D60 PSC Wiring Diagram OH8FA1119DV5 ECM Wiring Diagram
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