Weil-McLain NX User Manuals

Table of Contents

• Hazard Definitions and Owner’s Information

  3
• Weil McLain Burner Specification

  4
• General Information

  5
• Certifications/Approvals

  5
• Notice Special Requirements

  6
• Inspect/Prepare Installation Site

  7
• Clearances to Burner and Appliance

  7
• Inspect Chimney or Direct Vent System

  7
• Combustion Air Supply

  7
• Safety Shutoff for Direct Vent System

  7
• Direct/Sidewall Venting Application

  7
• Fuel Line Installation

  8
• Fuel Line Valves and Filters

  8
• System Wiring

  8
• Prepare the Burner

  9
• General

  9
• Mount Burner on Appliance

  9
• Connect Fuel Lines

  9
• Wiring Connection Diagram

  9
• Start the Burner and Set Combustion

  12
• Start-up and Initial Settings

  12
• Set Combustion with Test Instruments

  13
• Cover Installation

  13
• Trained Service Technician’s Regular Maintenance

  14
• Removing Nozzle Line for Service

  14
• Nozzle Installation

  15
• Check/Adjust Electrodes

  16
• Check Retention Head Alignment and Cad Cell Sighting

  16
• Check/Adjust “Zero” Calibration

  16
• Blower Wheel Replacement

  17
• Replacement Parts Diagram

  18
• Replacement Parts Diagram

  18
• Replacement Parts List

  19
• Beckett Limited Warranty Information

  20