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Summary of Contents for NX50LB

Page 1: ...manual regarding your responsi bilities in caring for your heating equipment Contact a professional qualified service agency for installation start up or service work To the Professional Qualified Ins...

Page 2: ...e Burner s General 6 Low Fire Rate Baffle if specified 6 Mount Burner on Appliance 6 Connect Fuel Lines 6 Wiring Connection Diagram 7 Start the Burner and Set Combustion 8 Start up and Initial Setting...

Page 3: ...ntact a professional qualified service agency for the installation adjustment and service of your oil heating system This work requires technical training trade ex perience licensing or certification...

Page 4: ...riate claim When contacting Beckett for service information Please record the burner serial number and have available when calling or writing You will find the serial number on the silver label locate...

Page 5: ...r adapter Beckett Part Number 1014U refer to the instruction sheet supplied with the adapter This kit allows combus tion air to be piped directly to the burner The NX outside air adapter kit may also...

Page 6: ...burner to the appliance using the factory welded flange Figure 3 Mounting Burner in Appliance 1 4 K9668 Note The Low Firing Rate Baffle may have been factory installed If field installation is requir...

Page 7: ...f National Electric Code NFPA 70 and all local codes and regulations The R7184 primary control with valve on delay and burner motor off delay shown in Figure 4 requires a constant 120 volt AC power so...

Page 8: ...not attempt to start the burner when excess oil has accumulated in the appliance the appliance is full of vapor or when the combustion chamber is very hot Do not attempt to re establish flame with the...

Page 9: ...5 4 0 0 70 0 85 0 80 1 00 1 40 1 55 5 0 0 80 0 95 0 90 1 10 RWB 6104 BNX R02 Slightly loosen the zero setting acorn Turn the screw until the reading is set to zero Mid point of pointer should line up...

Page 10: ...l service to oil heating systems Experienced with all applicable codes standards and ordinances Responsible for the correct installation and commis sion of this equipment Skilled in the adjustment of...

Page 11: ...f the service performed and the combustion test results Removing Nozzle Line for Service Refer ence the Replacement Parts Diagram Correct Nozzle and Flow Rate Required Incorrect nozzles and flow rates...

Page 12: ...g a seal when a new nozzle is installed Do not squeeze the electrodes when handling the nozzle line assembly Excessive force could change the electrode tip settings or damage the ceramic electrode ins...

Page 13: ...n mounting the retention head Note that in specific applications the reten tion head may not have a sighting hole Check Adjust Zero Calibration On burners with factory installed air tubes the zero cal...

Page 14: ...a space between the blower wheel and the motor face of 0 115 Refer to Figure 9 Figure 9 Blower wheel assembly STRAIGHT EDGE RULER OR 2 23 32 FACE OF BLOWER WHEEL TO MACHINED MOTOR MOUNT SURFACE I _ _...

Page 15: ...e Line Electrode and Head Specify Assembly with window 15 Electrode insulator kit 51811U 16 Spring igniter prop 32058U SK967101 Item Description Part No 17 Igniter electronic 51771U 18 Gasket Igniter...

Page 16: ...detective in material or workmanship and within the warranty period may be returned for credit as follows Beckett Burners Beckett branded major components and non Beckett branded major components tha...

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