Lennox International Inc. O23V3-90 User Manuals

Table of Contents

• General

  1
• Shipping & Packing List

  1
• O23V Unit Dimensions

  2
• O23V Unit Parts Arrangement

  3
• O23V Oil Burner Parts Arrangement

  3
• Requirements

  4
• Locate & Level the Unit

  4
• Unit Adjustments

  5
• Venting

  5
• Flue Connections

  10
• Supply & Return Air Plenums

  10
• Oil Supply Lines Sizing

  10
• Oil Supply Line & Filter Connections

  12
• Leak Check

  12
• Electrical

  12
• Blower Control

  13
• Unit Start-Up & Adjustments

  17
• Service

  18
• Troubleshooting

  18
• Oil Furnace Start-Up & Check List

  24