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E2012 Lennox Industries Inc.
Dallas, Texas, USA
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
IMPORTANT
This unit must be serviced annually by a licensed
professional technician, or equivalent.
WARNING
Improper installation, adjustment, alteration, ser
vice, or maintenance can cause injury or property
damage. Refer to this manual. For assistance or
additional information, consult a licensed profes
sional installer, or equivalent, or service agency.
WARNING
Do not store or use gasoline or other flammable va
pors and liquids in the vicinity of this or any other
appliance.
CAUTION
When venting this appliance, keep vent terminal
free of snow, ice and debris.
CAUTION
As with any mechanical equipment, personal injury
can result from contact with sharp sheet metal
edges. Be careful when you handle this equipment.
12/12
*2P1212*
INSTALLATION
INSTRUCTIONS
ELO183DH Series Units
OIL UNITS
506903-01
12/2012
Supersedes 04/2012
Table of Contents
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®
Elite
Series Oil Furnace
These instructions are intended as a general guide and do
not supersede local codes in any way. Only licensed pro
fessional technicians, or equivalent, can install and service
®
the Lennox Elite
Series ELO183DH oil furnaces. In Cana
da, refer to CSA B139 for recommended installation proce
dures. Consult authorities who have jurisdiction before
installation.
Never push the ignition reset button more than one
time. Pushing the reset more than once can lead to
a build-up of oil within the heat exchanger resulting
in a fire or explosion.
Shipping & Packing List
1- Assembled oil furnace
1- Draft control
2- Nozzels
Check the components for shipping damage. If you find
any damage, immediately contact the last carrier.
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WARNING
506903-01
*P506903-01*
Litho U.S.A.
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Related Manuals for Lennox Elite ELO183DH Series
Summary of Contents for Lennox Elite ELO183DH Series
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Page 1: Table Of Contents
INSTALLATION INSTRUCTIONS E2012 Lennox Industries Inc. Dallas, Texas, USA ELO183DH Series Units OIL UNITS 506903-01 Litho U.S.A. 12/2012 Supersedes 04/2012 Table of Contents Elite Series Oil Furnace ...... -
Page 2: Unit Dimensions
ELO183DH Unit Dimensions - Inches (mm) TOP VIEW 53 (1346) Model No. 20‐1/2 20‐1/2 10‐1/4 ELO183DH 101/114P36 457 457 457 4 KNOCKOUTS 23‐1/2 23‐1/2 4‐3/4 11‐3/8 14‐1/2 (For Suspending) ELO183DH (368) 135/150P60 533 533 533 3‐1/2 FLOW (89) RETURN FLUE OUTLET 59 (1499) (203) (19) -
Page 3: Elo183Dh Unit Parts Arrangement
ELO183DH Unit Parts Arrangement CLEAN-OUT PORT FLUE OPENING HEAT EXCHANGER BECKETTR AFG BURNER INDOOR BLOWER CLEAN-OUT PORT CONTROL BOX Figure 1 ELO183DH Oil Burner Parts Arrangement BURNER CONTROL (with Reset Button) IGNITER MAIN HOUSING ESCUTCHEON PLATE HEAT SHIELD AIR TUBE WITH ELECTRODE OIL DELAY ASSEMBLY AND... -
Page 4: Requirements
2 or 3. Unit service service agency. and accessibility clearances take precedence over fire protection clearances. Installation of Lennox oil-fired furnaces must conform with the National Fire Protection Association Standard for the Table 2 Installation of Oil Burning Equipment, NFPA No. 31, the Horizontal Installation Clearances National Electrical Code, ANSI/NFPA No.70 (in the... -
Page 5: Combustion & Ventilation Air
Table 3 Combustion & Ventilation Air Downflow Installation Clearances Homes built with energy conservation in mind use tight construction practices. These houses are sealed so well Clearances Inches (mm) that it becomes necessary to provide a means of bringing Bottom of Plenum and Ductwork 1 (25) in air from outside for combustion. - Page 6 infiltration. If the furnace is located in a building of tight Air from Outside construction with weather stripping and caulking around If air from outside is brought in for combustion and ventila the windows and doors, follow the procedures outlined for tion, the confined space shall be provided with two perma...
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Page 7: Installation
Horizontal Application Equipment In Confined Space The ELO183DH furnace is shipped from the factory in the All Air From Outside horizontal left hand air discharge application. Air flow may Chimney be reversed to right side discharge or unit may be used as Or Oil Vent downflow. -
Page 8: Adjustments
3. It is also recommended that the upper rear screw hold ELO183DH Series Burner Removal ing the blower housing to the blower deck be removed First, loosen three nuts which Next, rotate burner clockwise before installation in a closet. Removing this screw al attach burner to vest panel. -
Page 9: Venting
Indoor Coil Placement a horizontal distance of 10 feet (3 m). In cooling / heat pump applications, Lennox recommends 7. The vent must not pass through a floor or ceiling. Clearances to single wall vent pipe should be no less that the indoor coil be installed at least 4 inches above the than 6”... -
Page 10: Flue Connections
13. The vent pipe shall not be connected to a chimney vent 3 - Insofar as is practical, close all building doors and win serving a solid fuel appliance or any mechanical draft dows and all doors between the space in which the ap pliances remaining connected to the common venting system. -
Page 11: Supply & Return Air Plenums
RETURN AIR DUCT Supply & Return Air Plenums (Not Furnished by Lennox) NOTE - Following these suggestions when installing sup ply and return air plenums. 1. Use sealing strips of fiberglass. FILTER OPENING 2. - Page 12 One-Pipe System Oil Piping Two‐Pipe System Fuel When using a one-pipe system even with the oil tank that is Air Vent Pump Fill above the burner and a vacuum of 6” (152 mm) Hg or less, Pipe Miain a single-stage fuel pump with a supply line should be ade Filter quate without a separate return line.
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Page 13: Oil Supply Line & Filter Connections
Table 6 Fuel Pump Usage Pump Piping Application Maximum Lift (vacuum) One-Pipe System 8 ft. (6” Hg vacuum) Single-Stage Pump Two-Pipe System 10 ft. (12” Hg vacuum) 10 ft. or greater Two-Stage Pump Two-Pipe System (12” to 17” Hg vacuum) NOTE - If the return pipe does not terminate where it Oil Supply Line &... - Page 14 4 - Complete line voltage wiring from disconnect switch CAUTION near unit to make‐up box. NOTE - An equipment ground screw is provided. Refer Use copper conductors only. to unit wiring diagram. Ground unit using a suitable IMPORTANT ground wire. WARNING If using a programmable thermostat, be sure to use a type of thermostat that retains its memory in event...
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Page 15: Unit Start-Up & Adjustments
Unit Start-Up & Adjustments CAUTION Before starting unit, make sure the oil tank is adequately Do not push the reset button on the primary control filled with clean No. 1 or No. 2 furnace oil. more than one time. NOTE - Water, rust or other contaminants in oil supply sys 6 - If 2 pipe system fails to prime after pressing the reset tem will cause malfunction and failure of the internal parts button one time, use the manual bleed port to prime... -
Page 16: Service
Fan Delay Using a smoke test gun, adjust the air so that you will have just a trace (between 0 and #1) of smoke. If the Fan on time is 1 to 30 seconds and non adjustable. Fan off burner is producing more than #1 smoke, adjust the air time is 60 to 120 seconds and non adjustabe. -
Page 17: Burner Control
Inspect the flue draft NOTE - A heat exchanger clean‐out kit ABRSH380 control device and replace if found defective. (35K09) is available from Lennox. The kit includes a Cleaning Heat Exchanger radiator brush, a tapered brush and a non-metallic 36”... - Page 18 Table 10 Reset Button Operation Pushing the reset button will: If the burner is in the below state: Button Click Button Hold Button Hold (press < 1 second) (press > 1 second) (press 15+ seconds) Reset from Restricted o r f (Hard) Lockout Valve-on Delay, Trial for Go to pump prime (see...
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Page 19: Troubleshooting
Troubleshooting Burner failure or improper operation can result from a num The following troubleshooting charts list some failures, ber of different causes. Often the cause can be pinpointed causes and a sequence of steps to isolate the point of fail by observing the different types of failure or by the process ure. - Page 20 Troubleshooting: Burner fails to start. Source Procedure Causes Correction Thermostat in OFF or COOL Switch to HEAT. Thermostat Check thermostat settings. Turn thermostat to higher tem Thermostat is set too low perature. Burner motor overload tripped Push reset button pump motor. Primary control tripped on safe...
- Page 21 Troubleshooting: Burner starts, but no flame is established. Source Procedure Causes Correction Check tank gauge or use dip No oil in tank Fill tank. stick. Coat dip stick with litmus paste If water depth exceeds 1 inch, Oil Supply Water in oil tank and insert into bottom of tank.
- Page 22 Troubleshooting: Burner starts and fires, but lock out on safety. Source Procedure Causes Correction Unbalanced fire Replace nozzle Reduce combustion air - check Too much air - -lean short fire If burner con combustion. tinues to run, Increase combustion air - check this may be Too little air - - long dirty fire Poor Fire...
- Page 23 Troubleshooting: Burner starts and fires, but short cycles (too little heat) Source Procedure Causes Correction Heat anticipator set too low Correct heat anticipator setting. Vibration at thermostat Correct source of vibration. Thermostat Check thermostat. Thermostat in the path of a Shield thermostat from draft or warm air draft relocate.
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Page 24: Start-Up & Performance Checklist
Troubleshooting: Burner runs continuously (too little heat). Source Procedure Causes Correction Too much combustion air Reduce combustion air. Air leaks into heat exchanger Correct cause of air leak. around inspection door, etc. Low CO less Adjust barometric draft con than 10%. Excessive overfire draft trol for correct draft.