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Beckett
!
WARNING
Potential for Fire, Smoke and Asphyxiation Hazards
Incorrect installation, adjustment, or misuse of this burner could result in death, severe
personal injury, or substantial property damage.
To the Homeowner or Equipment Owner:
•
Please read and carefully follow all instructions
provided in this manual regarding your responsi-
bilities in caring for your heating equipment.
•
Contact a professional, qualifi ed service agency
for installation, start-up or service work.
•
READ THESE INSTRUCTIONS AND SAVE FOR FU-
TURE REFERENCE.
WM 550-141-996/806
RWB 6104 WMNX
NX
Model
To the Professional, Qualifi ed Installer or
Service Agency:
•
Please read and carefully follow all instructions
provided in this manual before installing, starting,
or servicing this burner or heating system.
•
The Installation must be made in accordance with
all state and local codes having jurisdiction.
Oil Fired Water Boiler
Burner
Page 1
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Table of Contents
Related Manuals for Beckett NX Series
Summary of Contents for Beckett NX Series
- Page 1 Oil Fired Water Boiler Beckett Model Burner WARNING Potential for Fire, Smoke and Asphyxiation Hazards Incorrect installation, adjustment, or misuse of this burner could result in death, severe personal injury, or substantial property damage. To the Homeowner or Equipment Owner: To the Professional, Qualifi...
- Page 2 Page 2 RWB 6104 WMNX...
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Page 3: Table Of Contents
Check/Adjust “Zero” Calibration ........................16 Blower Wheel Replacement ........................... 17 Shutting the Burner Off ..........................17 Replacement Parts Diagram ........................18/19 Replacement Parts Diagram ........................... 18 Replacement Parts List ........................... 19 Beckett Limited Warranty Information ....................20 Page 3 RWB 6104 WMNX... -
Page 4: General Information
To the Owner: Incorrect installation, adjustment, and use of this burner could result in Thank you for purchasing a Beckett NX burner severe personal injury, death, or sub- for use with your heating appliance. Please pay at- stantial property damage from fi re, tention to the Safety Warnings contained within this carbon monoxide poisoning, soot or explosion. -
Page 5: Weil-Mclain Burner Specifi Cations
Weil-McLain Burner Specifi cations NX Burner Specifications for Weil- The table below provides burner specifi cations and McLain Ultra Oil Boilers starting air settings for NX burners applied to Weil- McLain Model UO boilers. Follow all instructions in NOTICE this burner manual, the boiler manual and the fuel pump literature to install, setup and service the burn- Fozen Plumbing and Water Damage Hazard. -
Page 6: General Information
..furnace oil only fuels for this burner. CAUTION • When contacting Beckett for service information DO NOT USE GASOLINE, CRANK- — Please record the burner serial number (and CASE OIL, OR ANY OIL CONTAINING have available when calling or writing). You will GASOLINE. -
Page 7: Combustion Air Supply
Inspect/Prepare Installation Site Figure 2 – Chimney Design - Above the Roof NOTE: Correct chimney design is shown by dotted lines. Incorrect chimney design, as shown by the solid lines, may result in down- drafts. A chimney fl ue shall extend at least 3 feet above the highest point at which the chimney comes Therefore, it is strongly recommended that an ap- in contact with the roof, and not less than 2 feet... -
Page 8: Safety Shutoff For Direct Vent System
• Mounting dimensions Direct/Sidewall Venting Application • When using the Beckett universal adjustable fl ange, mount the air tube at a 2° downward For direct vent installations, follow instructions pitch unless otherwise specifi ed by the appli- provided with appliance and direct vent system. -
Page 9: Installing The Oil Tank And Supply System
Verify that the air tube installed on the burner Fuel supply level with or above burner • provides the correct insertion depth. See Do Not Install By-pass Plug WARNING Figure 4. with 1-Pipe System The end of the air tube should normally be ¼” Failure to comply could cause immediate pump back from the inside wall of the combustion seal failure, pressurized oil leakage and the po-... -
Page 10: Fuel Line Installation
Wiring Connections Diagram • Figure 6. – Outside Buried Tank-Lift System WARNING Electrical Shock Hazard Electrical shock can cause severe per- sonal injury or death. • Disconnect electrical power before installing or servicing the burner. • Provide ground wiring to the burner, metal control enclosures and accessories. - Page 11 Start the Burner and Set Combustion Figure 8. – Typical Burner Wiring for R7184 Control. Refer to the appliance manufacturer’s wiring diagram for actual specifi cations. Burner Sequence of Operation for R7184 7. RECYCLE. If the fl ame is lost while the burner is fi...
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Page 12: Start The Burner And Set Combustion
Start the Burner and Set Combus- tion WARNING Explosion and Fire Hazard Failure to follow these instructions Start-up and Initial Settings • could lead to equipment malfunc- tion and result in heavy smoke Open the shutoff valves in the oil supply line to the burner. -
Page 13: Set Combustion With Test Instruments
Set Combustion using Test Instruments NOTICE Step 3: Increase the air to reduce the CO 2 by 1.5 The NX burner has a reduced diameter air tube, preci- to 2 percentage points. (O 2 will be increased sion-designed air throttle cup and combustion head for by approximately 2.0 to 2.7 percentage points.) improved performance. -
Page 14: Cover Installation
Trained Service Technician’s Regular Maintenance Cover Installation • Remove and clean the pump strainer if appli- cable. Install the four cover mounting thumb screws in Replace the used nozzle with a new nozzle that the cover mounting plate. conforms to the appliance manufacturer’s specifi- cations. -
Page 15: Removing Nozzle Line For Service
Excessive force could angle and pattern specifi ed by the appliance manufactur- change the electrode tip settings or damage the er or Beckett Residential Burner OEM Spec Guide, Part ceramic electrode insulators. #6711. Follow the appliance manufacturer’s specifi cations for the Use a 5/8”... -
Page 16: Check/Adjust Electrodes
Trained Service Technician’s Regular Maintenance Nozzle Flow Rate by Size Figure 12. – Electrode tip gap and spacing Nozzle fl ow rate U. S. gallons per hour of No. 2 fuel oil when 5/32” GAP pump pressure (psig) is: Nozzle 140 psi 1/4”... -
Page 17: Blower Wheel Replacement
Figure 13. – Retention Head/Throttle Cup Alignment The rear door must be kept tightly closed. The adjustment screw may now be turned to adjust the head/air setting. Turn the adjusting screw to a setting ½ number Figure 14. – Blower wheel assembly lower than the proper set point as indicated in Table 1. -
Page 18: Replacement Parts Diagram
Replacement Parts Diagram Page 18 RWB 6104 WMNX... -
Page 19: Replacement Parts List
Replacement Parts List Beckett For best performance specify genuine replacement parts PSC Motor, 21805U Item Description Part No. (Requires Mounting screws ¼ -20 x 4189 Head/Air adjustment mechanism 52000U 7/8”) assembly Primary control Air guide 101101U R7184P Valve-on/Motor Delay 7457U... -
Page 20: Beckett Limited Warranty Information
Beckett Burners, Beckett-branded major components and non-Beckett-branded major components that came as original equipment on a Beckett burner or were sold as a replacement part by Beckett should be returned, freight prepaid, to Beckett’s home office. Credit will be issued to the customer unless the returned equipment is determined by Beckett to be out of warranty or damaged by user, in which case the equipment will be scrapped.
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