Table of Contents
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Installation, Operation and
Maintenance Manual
O4LD Oil-Fired Lowboy
Warm Air Furnaces
FOR YOUR SAFETY:
Do not store or use gasoline or other flammable liquids or
vapors in the vicinity of this, or any other appliance.
ALL INSTALLATIONS MUST MEET
ALL LOCAL, PROVINCIAL/STATE,
AND FEDERAL CODES WHICH MAY
DIFFER FROM THIS MANUAL
Read this complete manual before
beginning installation. These instructions
must be kept with the furnace for future
reference.
1
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Summary of Contents for Nordyne O4LD-140A-16F
- Page 1 Installation, Operation and Maintenance Manual O4LD Oil-Fired Lowboy Warm Air Furnaces FOR YOUR SAFETY: Do not store or use gasoline or other flammable liquids or vapors in the vicinity of this, or any other appliance. ALL INSTALLATIONS MUST MEET ALL LOCAL, PROVINCIAL/STATE, AND FEDERAL CODES WHICH MAY DIFFER FROM THIS MANUAL Read this complete manual before...
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Page 2: Table Of Contents
Table of Contents 1. Introduction ................................3 2. Heat Loss................................3 3. Location of Unit ..............................3 4. Air Conditioning Applications..........................3 5. Combustion Air..............................4 6. Chimney Venting ..............................4 7. Barometric Damper Control ..........................4 8. Fan and Limit Control............................5 9. Electrical Connections ............................5 10. Humidifier ................................5 11. -
Page 3: Introduction
1. INTRODUCTION 2. HEAT LOSS Please read these instructions completely and The maximum hourly heat loss for each heated carefully before installing and operating the space shall be calculated in accordance with the furnace. procedures described in Manual J. titled, "Load Calculation"... -
Page 4: Combustion Air
to avoid condensation in the heat exchanger. In terminates flush with the inside surface of the a parallel installation, the dampers or air chimney liner. Seal the joint between the pipe controlling means must prevent chilled air from and the lining. The chimney outlet should be at entering the furnace. -
Page 5: Fan And Limit Control
and draft regulator) should be set to -0.02 w.c. Furnace Power Requirements Volts 8. FAN AND LIMIT CONTROL Furnace Model Amps ∅ The L6064A temperature sensitive fan switch is All Models actuated by a helical bi-metal sensing element enclosed in a metal guard, and controls the Accessories requiring 120 VAC power sources circulating air blower. -
Page 6: Oil Filter
The entire fuel system should be installed accordance with the requirement of NFPA No. 31 and local codes and authorities. In Canada, the BEFORE OPERATING THE FURNACE entire fuel system should be installed in CHECK BURNER ALIGNMENT WITH accordance with the requirement of CAN/CSA B- COMBUSTION CHAMBER. -
Page 7: Combustion Chamber
It is possible and acceptable to use a single 17. COMBUSTION CHAMBER blower speed for both heating and cooling modes. The simplest method to connect the This furnace is equipped with a high quality wiring from both modes is to use a "piggy-back cerafelt combustion chamber. -
Page 8: Maintenance And Service
the gaskets. If the gaskets are broken, remove 19. MAINTENANCE AND SERVICE the remnants and replace with new gaskets. Replace the cleanout covers and screws. A: Routine Maintenance By Home Owner Other than remembering to arrange for the The blower motor is factory sealed and requires annual professional servicing of the furnace by no routine lubrication. -
Page 9: Operating Instructions
complete, shut off electrical power to the 20. OPERATING INSTRUCTIONS furnace, replace the neutral wire to the blower fan motor, and then restore power. The blower Before Lighting will start up immediately. Once 1. Open all supply and return air registers and temperature has dropped, the oil burner will grilles. - Page 10 Appendix A OIL-FIRED LOWBOY Table A-1: Beckett AF Oil Burner Set-up Beckett AF Series Oil Burners Burner Pump Burner Static Furnace Model Nozzle Flow Rate Model Pressure Head Plate O4LD-140A-16-F AF65XN 0.65 / 80°A 0.65 2-¾ in. PSIG USGPH O4LD-140A-16-F AF65XN 0.75 / 80°A 0.75...
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Page 11: Oil Burner Air Adjustment
Drill a 1/4 inch test port in the vent connector A.1 OIL BURNER AIR ADJUSTMENT between the furnace flue outlet and draft regulator (barometric damper). Insert a stack thermometer Beckett AF Burner and note the flue gas temperature. The flue gases For additional details, consult the oil burner should be within a range of 350°F to 575°F. - Page 12 Table A-2: Recommended Minimum Installation Clearances (Inches) Furnace Model Plenum Top Front Rear Side 1 Side 2 Flue Pipe Floor Enclosure Oil-Fired Lowboy Front Breech Combustible Standard Oil-Fired Lowboy Rear Breech Combustible Standard Wood Floor Only, do not install on carpeted floor, tiled floor, etc. Note –...
- Page 13 APPENDIX B WIRING 152B0801...
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Page 14: Troubleshooting
Appendix C Troubleshooting Problem Possible Cause Remedy Check thermostat and adjust. Also, check thermostat Thermostat not calling for for accuracy; if it is a mercury switch type, it might be heat. off level. Check furnace switch, main electrical panel furnace fuse or circuit breaker. - Page 15 Problem Possible Cause Remedy Check fuel oil supply. Check that all hand operated all No fuel oil. fuel oil valves are in the open position. Fill oil storage tank if necessary. Replace nozzle with high quality replacement. Use Clogged nozzle. rating plate or Tables in Appendix A as a guide.
- Page 16 Problem Possible Cause Remedy Check thermostat heat anticipator setting against Thermostat improperly measured amperage draw. Increase heat anticipator Excessive fuel oil adjusted or in poor setting if necessary. If the thermostat is being consumption. location. influenced by drafts, sunlight, duct work, etc., relocate (continued) to more suitable location.
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Page 17: Final Check-Out
Problem Possible Cause Remedy Check system temperature rise. Slow down blower fan Excess air flow. Supply air if necessary. temperature too cool. Check supply air ductwork. Seal leaky joints and (continued) Excessive duct losses. seams. Insulate ductwork if necessary. Fan control "fan on" Increase differential between fan control "fan off"... -
Page 18: Parts Lists
PARTS LISTS 152B0801... - Page 19 PARTS LISTING: LOWBOY MODEL: O4LD-140A-16R & O4LD-168A-16R 140A-16R 168A-16R Ref. No. Description Part No. Part No. Left Side Panel Assembly 28423N 28423N Right Side Panel Assembly 28422N 28422N Upper Rear Panel 26048N 26048N Blower Division Panel Assembly 28468 28468 Base Panel Assembly 28459 28459 Inner Front Panel...
- Page 20 PARTS LISTING: LOWBOY MODEL: O4LD-140A-16R & O4LD-168A-16R 140A-16R 168A-16R Ref. No. Description Part No. Part No Beckett Oil Burner AF65YB ---------- 29594 Burner Motor 1/7 HP 3450 RPM PSC ---------- 29689 Beckett Clean-cut Oil Pump A2EA6520 ---------- 29688 Solid State Ignitor FRANCE 10SAY-01 ---------- 29522 Primary Combustion Control R7184B...
- Page 21 152B0801...
- Page 22 PARTS LISTING: LOWBOY MODEL: O4LD-140A-16F & O4LD-168A-16F 140A-16F 168A-16F Ref. No. Description Part No. Part No. Left Side Panel Assembly 28423N 28423N Right Side Panel Assembly 28422N 28422N Upper Rear Panel 21421N 21421N Blower Division Panel Assembly 28469 28469 Base Panel Assembly...
- Page 23 PARTS LISTING: LOWBOY MODEL: O4LD-140A-16F & O4LD-168A-16F 140A-16F 168A-16F Ref. No. Description Part No. Part No Beckett Oil Burner AF65YB ---------- 29594 Burner Motor 1/7 HP 3450 RPM PSC ---------- 29689 Beckett Clean-cut Oil Pump A2EA6520 ---------- 29688 Solid State Ignitor FRANCE 10SAY-01...
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Page 24: Homeowner's Reference Table
HOMEOWNER’S REFERENCE TABLE Model No. Serial No. Date Installed Contractor Contact Address Postal Code Telephone No. After Hours No. If different from Installation Contractor: Service Tech. Telephone No. After Hours No. Fuel Supplier Fuel Oil Supplier Contact Telephone No. After Hours No. 152B-0612 O'Fallon, MO Printed in U.S.A.
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