Instruction/ maintenance manual of the product NX Beckett
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RWB 6104 BNX R02 Page 1 Model NX Oil Burner Potential for Fire, Smoke and Asphyxiation Hazards T o 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.
Page 2 RWB 6104 BNX R02 T able of Contents General Information Hazard De fi nitions ...................................................................................................................... .................. 3 Owner ’ s Responsibility .
RWB 6104 BNX R02 Page 3 Hazard De fi nitions • General Infor ma tion General Infor ma tion Within the boundaries of the hazard warning, there will be information presented describing consequences if the warning is not heeded and instructions on how to avoid the hazard.
Page 4 RWB 6104 BNX R02 General Speci fi cations T able 1 – Burner Speci fi cations Capacity Firing rate: - 0.40 – 1.75 GPH Input: Min. - 56,000 Btu Max - 245,000 Btu Certi fi cation/ Approvals UL certi fi ed to comply with ANSI/UL296 & tested to CSA B140.
RWB 6104 BNX R02 Page 5 Inspect/Prepar e Installation Site Combustion Air Supply Information See NFP A Standard 31 for complete details. Appliances located in con fi ned spaces: All con fi ned spaces should have two (2) permanent openings; one near the top of the enclosure and one near the bottom of the enclosure.
Page 6 RWB 6104 BNX R02 Prepare the Burner General In most cases, the burner is ready to mount to the appliance. There can be situations where the burn- er needs to be recon fi gured to perform properly in the appliance.
RWB 6104 BNX R02 Page 7 The burner is supplied with either a one-stage pump or a two-stage pump based on the oil supply system requirements. Consult the instructions pro- vided with the pump for installation speci fi cations. When installing a one-pipe system , connect the inlet line to the pump inlet.
Page 8 RWB 6104 BNX R02 1. ST ANDBY . The burner is idle, waiting for a call for heat. When a call for heat is initiated, there is a 3- 10 second delay while the control performs a safe start check. 2. V AL VE-ON DELA Y . The ignition and motor are turned on for a 15 second valve-on delay .
RWB 6104 BNX R02 Page 9 Star t Bur ner and Set Combustion Check/Adjust Zero Calibration for older style Head/Air Adjustment Mechanism. Refer to Figure 5a. Loosen the splined nut and lower acorn nut approximately one turn. (DO NOT loosen the upper acorn nut.
Page 10 RWB 6104 BNX R02 Set Combustion with T est Instruments Allow the burner to run for approximately 5 to 10 minutes. Set the stack or over- fi re draft to the level speci- fi ed by the appliance manufacturer . Natural Draft Applications; typically over- fi re draft is -0.
RWB 6104 BNX R02 Page 1 1 Removing Nozzle Line for Service (Refer- ence the Replacement Parts Diagram.) • T rained Ser vice T echnician ’s R e gular Maintenance Before proceeding, turn off the main power switch to the burner . Remove the burner cover by loosening the four thumb screws (two on each side of burner).
Page 12 RWB 6104 BNX R02 Nozzle Installation • Nozzle fl ow rate U. S. gallons per hour of No. 2 fuel oil when pump pressure (psig) is: Nozzle size (rated at 100 psig) 125 psi 140 psi (factory std.) 150 psi 175 psi 200 psi 0.40 0.45 0.47 0.49 0.53 0.
RWB 6104 BNX R02 Page 13 T rained Ser vice T echnician ’s R e gular Maintenance Figure 7. – Nozzle Line/Head/Air T ube As- sembly (Low fi ring rate shown.
Page 14 RWB 6104 BNX R02 Figure 9. – Blower wheel assembly SK9670 Blower Wheel Replacement For installation or replacement of a blower wheel, insure that there is a space between the blower wheel and the motor face of 0.
RWB 6104 BNX R02 Page 15 For best performance specify genuine Beckett replacement parts R eplacement Par ts Diag r am SK967101 Item Description Part No.
Page 16 RWB 6104 BNX R02 Limited WARRANTY For Residential, Commercial and Specialty Burners The R. W. BECKETT CORPORATION (“Beckett”) warrants to persons who purchase its Beckett burners from Beck.
An important point after buying a device Beckett NX (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Beckett NX yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Beckett NX - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Beckett NX you will learn all the available features of the product, as well as information on its operation. The information that you get Beckett NX will certainly help you make a decision on the purchase.
If you already are a holder of Beckett NX, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Beckett NX.
However, one of the most important roles played by the user manual is to help in solving problems with Beckett NX. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Beckett NX along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
