Thermo Products OH6FA072DV4N, OH8FA119DV5R Blower Controller Information for PSC Motor

Page 38

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

 

 

35

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Contents OH6FA072DV4N OH6FX072DV4R OH6FA072DV4BOH6FA072DV4R Contents = Highboy D = Downflow = FrontSafety Section Page Codes and Clearances Combustible materialNon-combustible material Highboy OH6FA072D OH8FA119D II. General Instructions Read Before Start of InstallationType Model NO.1 From Sides Front Unit Furnace TOP Sides of Plenum From Rear FLUE/VENTPrevention of Chimney Condensing ChimneyProper Chimney Size Proper 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 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 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 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 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 III. Users Information Section Inspection AreasFilter Cleaning and Location Starting the BurnerIV. Installers Instructions to User General Inspection Dealer MaintenanceSafety During Servicing and Inspection Heat ExchangerHeat Exchanger Cleaning Instructions 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 StartupPage Location of oil primary control reset button Beckett Burner Riello BurnerCAD 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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Manual 78 pages 920 b

OH8FA119D60B, OH8FA119DV5B, OH6FX072DV4R, OH6FA072DV4N, OH6FA072D48N 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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