Thermo Products OH6FA072DV4R, OH8FA119DV5R Blower Controller Information for PSC Motor

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M. BLOWER CONTROLLER INFORMATION FOR PSC MOTOR

(Note: for ECM blower controller information see: ECM Operation Manual document # Mo-440)

TERMINAL DEFINITIONS & FIELD WIRING

Burner Harness Connector P1

Pin 1- Limit switch connector.

Pin 2- 120 VAC Line connection.

Pin 3- Burner pilot contact.

Pin 4&5- 120 VAC Neutral connections.

Pin 6- Burner pilot contact.

Pin 7&8- From oil primary control.

Pin 9- Limit Switch Input (LSI).

Field Wiring to Burner

Pilot (Tstat)

Neutral

Line

 

 

 

Harness Wires

 

Yellow Wires

White

Red

Beckett Connections

 

T-T terminals

White

Black

Riello Connections

 

T-stat terminals

White

Black

Thermostat / Humidistat connections

 

 

 

“C”

Common / ground

 

 

 

“W”

Thermostat call for heat

 

 

“R”

24 VAC to thermostat

 

 

“G”

Thermostat call for fan

 

 

“Y”

Thermostat call for cool

 

 

“DEHUM”

Humidistat call for dehumidification (TXV systems ONLY)

Male quick connect terminals.

 

 

 

“S1-3”

120 VAC Hot

 

 

 

“N1-7”

120 VAC Neutral

 

 

 

“EAC”

Electronic Air Cleaner (120 VAC) connection

 

“FAN”

Fan On Signal

 

 

 

“X”

24 VAC from transformer

 

 

“C”

24 VAC common from transformer

 

 

“CC”

Compressor Contactor

 

 

“CC_COM”

Compressor Contactor Common

 

 

“LOW”

Continuous Blower Speed

 

 

“HEAT”

Blower heat speed tap

 

 

“COOL”

Blower cool speed tap

 

 

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Contents OH6FA072DV4N OH6FX072DV4R OH6FA072DV4BOH6FA072DV4R Contents = Highboy D = Downflow = FrontCAUTION do not Attempt to Start the Burner When Safety SectionWARNING and Cautions Page Codes and Clearances Combustible materialNon-combustible material II. General Instructions Read Before Start of Installation HighboyChimney Prevention of Chimney CondensingProper Vent Connector PIPE/CHIMNEY Connection Proper Chimney HeightNo Interconnected Chimney Flues Tight CLEAN-OUT Doors and ConnectionsTight Joints Flue Pipe CLEARANCES, Sizing and TypeReduction of Clearances with Specified Forms of Protection Venting Airflow Requirements and Sizing of Duct Work Draft RegulatorsDuct WORK/AIR Conditioning Page Page Supply air duct sizing Example Air Filter Mounted External to Furnace ExamplesA typical filter rack and dimensions for the OH6 furnace OH6 OH8 Limit Position and LocationMaximum Filter Type Air Velocity Model Number Ft/min 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 Furnace Motor Current Heating Speed Set-upsOH6FA072DV4 Draw Amps/ / Watts vsOH8FA119DV5 CFMOH6FX072DV4 Heating Approx Switch CFM/RISE SettingsHeating Speed Set-ups 2 Stage 60,000 72,000 90,000Cooling blower motor speed chart Cooling Speed Set-ups Draw Amps/Watts vsOH6FA072D48 HighOH8FA119D60 969Terminal Definitions & Field Wiring Blower Controller Information for PSC MotorInputs OutputsOperating Modes On and OFF Blower Delay Time Switch Settings ECM & PSC Trouble Shooting Diagnostic FeaturesOperating Instructions Startup ProceduresSTOP! Read the safety information above 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 ShutterTurn to the Left Sign AIR Damper AdjustmentTurn to the Right Sign + 1st Stage Adjustment 2nd Stage AdjustmentAdjustment Of Heat Input Rate Page Checkout Procedure  Caution do not Attempt to Make Repairs Yourself III. Users Information SectionInspection Areas Filter Cleaning and Location Starting the BurnerIV. Installers Instructions to User General Inspection Dealer MaintenanceSafety During Servicing and Inspection Heat Exchanger OH6 8FT OH8 8FT SUPPLY/RETURN AIR Blower Filter maintenance procedureElectrical System SUPPLY/RETURN AIR FilterOn Shutdown Filter replacementExtended Appliance Shutdown VI. HOMEOWNER/USER Information and Routine Maintenance On StartupLocation of oil primary control reset button Beckett BurnerPage CAD Cell Checkout Procedure DiagnosticsDiagnostic Features 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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OH6FA072D48R, OH8FA119D60B, OH6FA072DV4B, OH8FA119DV5B, OH6FX072DV4R specifications

Thermo Products has established a reputation for delivering high-quality heating solutions tailored for various applications. Among their standout offerings are the OH8FA119DV5R, OH8FA119D60R, OH6FA072D48B, OH6FA072D48N, and OH6FA072DV4N models. These units are engineered with precision and incorporate advanced technologies to deliver reliable performance in residential and commercial settings.

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