Manuals / Thermo Products / Household Appliance / Furnace

Thermo Products OH6FX072DV4R Heating Speed Set-ups, OH8FA119DV5, Furnace Motor Current

Models: OH8FA119D60B OH8FA119DV5B OH6FX072DV4R OH6FA072DV4N OH6FA072D48N OH8FA119D60R OH8FA119DV5R

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Page 32

Heating Speed Set-ups

OH8FA119DV5

Furnace Motor Current

Draw (Amps / Watts) vs.

External Static Pressure (in W.C)

Low Fire

Med Fire

High Fire

BTUH

101,000

119,000

132,000

Fan

Control

SW 1

Aprox.

Aprox.

Switch

Heating

Aprox.

Settings

CFM

Rise (F0 )

Rise (F0 )

Rise (F0 )

0.1

0.2

0.3

0.4

0.5

0.6

0.7

3-OFF

1202

78o

1.4/124

1.8/161

2.1/190

2.4/220

2.7/240

3.1/286

3.4/317

2-OFF

1-OFF

3-OFF

o

o

2-OFF

1315

71

84

1.8/158

2.1/190

2.3/209

2.7/250

3.1/285

3.4/311

3.8/356

1-ON

3-OFF

o

o

2-ON

1429

65

77

2.0/185

2.4/220

2.7/251

3.1/284

3.6/330

4.0/370

4.3/408

1-OFF

3-OFF

o

o

o

2-ON

1565

60

70

78

2.4/216

2.8/254

3.2/295

3.8/349

4.0/379

4.6/432

4.9/463

1-ON

Factory SW1

3-ON

Switch

1701

o

o

o

3.0/271

3.5/322

3.8/357

4.4/416

4.9/456

5.1/494

5.5/532

Settings

2-OFF

55

65

72

1-OFF

3-ON

o

o

2-OFF

1860

59

66

3.9/363

4.3/410

4.9/464

5.2/494

5.5/524

6.0/573

6.3/606

1-ON

3-ON

o

2-ON

2041

60

4.8/457

5.3/507

5.8/557

6.2/599

6.7/647

7.2/704

7.8/757

1-OFF

3-ON

2223

o

2-ON

55

6.4/624

7.0/680

7.6/734

8.2/808

8.7/866

8.4/923

9.8/975

1-ON

= Recommended Heating Speed Setting

Figure 18-1A: ECM blower motor speed chart

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Image 32

Thermo Products OH6FX072DV4R, OH8FA119DV5R Heating Speed Set-ups, Furnace Motor Current, Draw Amps / Watts vs

Contents

OH6FA072D48B OH6FA072DV4BOH8FA119D60B OH6FA072D48RCONTENTS Configuration Model Number DigitFuel Heat Exchanger IdentifierI. SAFETY SECTION SERVICE PERSON. See PageχWARNING AND CAUTIONS χCAUTION:DO NOT ATTEMPT TO START THE BURNER WHENPage A. CODES AND CLEARANCES a. Combustible materialb.Non-combustiblematerial TYPE OF MODEL NO.1FROM SIDES OF2. PREVENTION OF CHIMNEY CONDENSING A. CHIMNEY1. PROPER CHIMNEY SIZE 4. PROPER VENT CONNECTOR PIPE/CHIMNEY CONNECTION 3. PROPER CHIMNEY HEIGHT7. TIGHT CLEAN-OUTDOORS AND CONNECTIONS 6. TIGHT JOINTS8. NO INTERCONNECTED CHIMNEY FLUES B. FLUE PIPE CLEARANCES, SIZING AND TYPEA.Equal the required clearance with no protection B. VENTING ROTATION OF FRONT FLUE ELBOWNote: Do not use with Direct Vent application C. DRAFT REGULATORSD. DUCT WORK/AIR CONDITIONING Airflow Requirements and Sizing of Duct Work 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 F. LIMIT POSITION AND LOCATION MaximumFilter Type Air VelocityG. BURNER INSTALLATION + INSULATOR S = SLEEVE OR N = NONE H. BURNER SPECIFICATIONS AND APPLICATIONSDO NOT CHANGE POSITION OF THE CHAMBER OIL NOZZLE CAPACITY CHART NOZZLE SIZEEQUIVALENT HEAT EFFECTIVE HEATINGMOUNTING THE 2-STAGERIELLO BURNER 2 STAGE FIRING RATESCAPACITY FIRINGI. OIL TANK AND PIPING J. OIL FILTER K. ELECTRICAL WIRIINGAssembly MaximumModel 115 VACThermostat Anticipator Setting Preferred method of adjustment L. Blower Motor Speed Selection Heating Speed Set-ups OH6FA072DV4Heating Speed Set-ups OH8FA119DV5Furnace Motor Current Draw Amps / Watts vsFigure 18-2:ECM 2-stageblower motor speed chart Heating Speed Set-ups 2 – Stage OH6FX072DV4Cooling Speed Set-ups OH6F*072DV4 Furnace Motor CurrentDraw Amps / Watts vs External Static Pressure in W.CCooling Speed Set-ups OH8FA119DV5 Furnace Motor CurrentDraw Amps/Watts vs External Static Pressure in W.COH6FA072D48 Med-Low= Blue Med-High= Yellow High = Black OH8FA119D60Speed vs. color code for PSC Motor Low = Red M. BLOWER CONTROLLER INFORMATION FOR PSC MOTOR TERMINAL DEFINITIONS & FIELD WIRINGA. Inputs B. OutputsC. Operating Modes Heat Mode PSC TROUBLE SHOOTING DIAGNOSTIC FEATURESN. STARTUP PROCEDURES Operating InstructionsFor Your Safety Read Before Operating i.STOP! Read the safety information above2. Adjustment of Burner Combustion To Turn Off Oil to ApplianceCOMBUSTION HEAD SETTING FOR 2-STAGERIELLO BURNER TURN TO THE LEFT: SIGN AIR DAMPER ADJUSTMENTTURN TO THE RIGHT: SIGN + 1st STAGE ADJUSTMENT 2nd STAGE ADJUSTMENT3. Adjustment Of Heat Input Rate Notice: Minimum return air temperature is 55F4. Setting Supply Air Temperature Rise 5. Checkout Procedure III. USERS INFORMATION SECTION C. INSPECTION AREASχCAUTION:DO NOT ATTEMPT TO MAKE REPAIRS YOURSELF χCAUTION:DO NOT ATTEMPT TO START THE BURNER WHENE. FILTER CLEANING AND LOCATION D. STARTING THE BURNERIV. INSTALLERS INSTRUCTIONS TO USER V. DEALER MAINTENANCE A.GENERAL INSPECTIONB.HEAT EXCHANGER SAFETY DURING SERVICING AND INSPECTIONC. HEAT EXCHANGER CLEANING INSTRUCTIONS SERVICE PERSONFigure 24 Heat Exchanger Clean-Outs Vacuum Hose Length OH6 8FT OH8 8FTFilter maintenance procedure D. ELECTRICAL SYSTEME. SUPPLY/RETURN AIR BLOWER F. SUPPLY/RETURN AIR FILTERFilter replacement G. EXTENDED APPLIANCE SHUTDOWNON STARTUP 2.Remove the furnace front door VII. TROUBLESHOOTING PERSONNEL, AND NOT BY THE FURNACE OWNERBeckett Burner Riello BurnerA. DIAGNOSTICS Diagnostic FeaturesB. CAD CELL CHECKOUT PROCEDURE Number of flashesPage VIII. Sequence of Operations Flow Chart Page IX. Trouble Shooting Flow Chart Page Page Page Page SYSTEM CUSTOMERHEATING Appendix – A Replacement Parts Replacement Parts for OH6FA072DReplacement Parts for OH8FA119D Appendix – B Wiring Diagrams OH6FA072D48 PSC Wiring Diagram 71OH6FA072DV4 ECM Wiring Diagram OH6FX072DV4 ECM 2-StageWiring Diagram OH8FA1119D60 PSC Wiring Diagram 74 OH8FA1119DV5 ECM Wiring Diagram