Manuals / Thermo Products / Household Appliance / Furnace

Thermo Products OH8FA119DV5R, OH8FA119D60R, OH6FA072D48B OH8FA1119D60 PSC Wiring Diagram

Models: OH6FA072D48R OH8FA119D60B OH6FA072DV4B OH8FA119DV5B OH6FX072DV4R OH6FA072DV4R OH6FA072DV4N OH6FA072D48N OH6FA072D48B OH8FA119D60R OH8FA119DV5R

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OH8FA1119D60 PSC Wiring Diagram

OH8FA1119D60 PSC Wiring Diagram

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Thermo Products OH8FA119DV5R, OH8FA119D60R, OH6FA072D48B, OH6FA072D48N, OH6FA072DV4N OH8FA1119D60 PSC Wiring Diagram

Contents

OH6FA072DV4B OH6FA072D48BOH8FA119D60B OH6FA072D48RCONTENTS Model Number Digit ConfigurationFuel Heat Exchanger IdentifierWARNING AND CAUTIONS I. SAFETY SECTIONCAUTION DO NOT ATTEMPT TO START THE BURNER WHEN 1.Excess oil has accumulatedPage a. Combustible material A. CODES AND CLEARANCESb.Non-combustiblematerial MODEL NO.1 TYPE OFFROM TOP1. PREVENTION OF CHIMNEY CONDENSING A. CHIMNEY2. PROPER CHIMNEY HEIGHT 3. PROPER VENT CONNECTOR PIPE/CHIMNEY CONNECTION5. TIGHT JOINTS 6. TIGHT CLEAN-OUTDOORS AND CONNECTIONS7. NO INTERCONNECTED CHIMNEY FLUES 8. FLUE PIPE CLEARANCES, SIZING AND TYPEA.Equal the required clearance with no protection ROTATION OF FRONT FLUE ELBOW B. VENTINGD. DUCT WORK/AIR CONDITIONING C. DRAFT REGULATORSAirflow Requirements and Sizing of Duct Work Note Do not use with Direct Vent applicationPage Page 7.The supply and return air ducts, or flexible joints, should be carefully secured and sealed to the appliance housing to prevent air leakage from, or into, the duct system. For best performance, insulate the outside surfaces of the ducts to reduce heat loss from, or heat gain to, the ducts 1.1 X TR TEMPERATURE RISE, F = HEATINGCFM E. Air Filter Mounted External to Furnace1.HEATING CFM HEAT OUTPUT OF FURNACE BTUH Connect the return air plenum to the filter rack and slide the filter into place. Dimensions for adapting the return air plenum to the filter rack are provided See Fig. 10a & 10b Maximum F. LIMIT POSITION AND LOCATIONFilter Type Air VelocityG. BURNER INSTALLATION + INSULATOR S = SLEEVE OR N = NONE H. BURNER SPECIFICATIONS AND APPLICATIONSDO NOT CHANGE POSITION OF THE CHAMBER NOZZLE SIZE OIL NOZZLE CAPACITY CHARTEQUIVALENT HEAT EFFECTIVE HEATING2 STAGE FIRING RATES MOUNTING THE 2-STAGERIELLO BURNERCAPACITY FIRINGI. OIL TANK AND PIPING K. ELECTRICAL WIRIING J. OIL FILTERMaximum AssemblyModel 115 VACThermostat Anticipator Setting Preferred method of adjustment L. Blower Motor Speed Selection OH6FA072DV4 Heating Speed Set-upsFurnace Motor Current Draw Amps/ / Watts vsOH8FA119DV5 Heating Speed Set-upsFurnace Motor Current Draw Amps / Watts vsSETTINGS SWITCHHeating Speed Set-ups 2 - Stage OH6FX072DV4 LOW CAPACITYCooling Speed Set-ups OH6F*072DV4 Figure 18-3 Cooling blower motor speed chartFurnace Motor Current Draw Amps / Watts vs External Static Pressure in W.CCooling Speed Set-ups OH8FA119DV5 Figure 18-3A Cooling blower motor speed chartFurnace Motor Current Draw Amps/Watts vsOH6FA072D48 Med-Low= Blue Med-High= Yellow High = Black OH8FA119D60Speed vs. color code for PSC Motor Low = Red TERMINAL DEFINITIONS & FIELD WIRING M. BLOWER CONTROLLER INFORMATION FOR PSC MOTORB. Outputs A. InputsC. Operating Modes Heat Mode DIAGNOSTIC FEATURES ECM & PSC TROUBLE SHOOTINGOperating Instructions N.STARTUP PROCEDURESFor Your Safety Read Before Operating i.STOP! Read the safety information aboveTo Turn Off Oil to Appliance 2. Adjustment of Burner CombustionCOMBUSTION HEAD SETTING FOR 2-STAGERIELLO BURNER TURN TO THE LEFT SIGN AIR DAMPER ADJUSTMENTTURN TO THE RIGHT SIGN + 2nd STAGE ADJUSTMENT 1st STAGE ADJUSTMENTNotice Minimum return air temperature is 55F 3. Adjustment Of Heat Input Rate4. Setting Supply Air Temperature Rise 5. Checkout Procedure C. INSPECTION AREAS III. USERS INFORMATION SECTIONCAUTION DO NOT ATTEMPT TO MAKE REPAIRS YOURSELF CAUTION DO NOT ATTEMPT TO START THE BURNER WHEND. STARTING THE BURNER E. FILTER CLEANING AND LOCATIONIV. INSTALLERS INSTRUCTIONS TO USER SAFETY DURING SERVICING AND INSPECTION V. DEALER MAINTENANCEA.GENERAL INSPECTION B. HEAT EXCHANGER C. HEAT EXCHANGER CLEANING INSTRUCTIONSVacuum Hose Length OH6 8FT OH8 8FT Figure 24 Heat Exchanger Clean-OutsD. ELECTRICAL SYSTEM Filter maintenance procedureE. SUPPLY/RETURN AIR BLOWER F. SUPPLY/RETURN AIR FILTERG. EXTENDED APPLIANCE SHUTDOWN Filter replacementON STARTUP Beckett Burner PERSONNEL, AND NOT BY THE FURNACE OWNER VII. TROUBLESHOOTINGDiagnostic Features A. DIAGNOSTICSB. CAD CELL CHECKOUT PROCEDURE Number of flashesPage VIII. Sequence of Operations Flow Chart Page IX. Trouble Shooting Flow Chart Page Page Page Page HEATING CUSTOMERSYSTEM COM BUSTIONReplacement Parts for OH6FA072D Appendix - A Replacement PartsReplacement Parts for OH8FA119D OH6FA072D48 PSC Wiring Diagram Appendix - B Wiring DiagramsOH6FA072DV4 ECM Wiring Diagram OH6FX072DV4 ECM 2-StageWiring Diagram OH8FA1119D60 PSC Wiring Diagram OH8FA1119DV5 ECM Wiring Diagram