EUE Series Electric Furnace manual, Parts, Wire diagram, tech (Download) 

Models- EUE10A, EUE12A, EUE15A, EUE17A, EUE20A, EUE23A 

The EUE Series Electric Furnace by Johnson Controls (often branded under Coleman or Nordyne) is a compact, downflow unit designed for manufactured housing. Here's a breakdown of its key components and parts:

🔧 Core Components

• Cabinet Assembly: Galvanized steel housing with removable front panels for service access

• Heating Elements: Available in 10–23 kW configurations; typically modular plug-in style

• Blower Assembly: Includes motor, wheel, and housing; compatible with high-performance kits

• Control Box: Contains sequencers, relays, and terminal blocks for wiring connections

• Limit Switches: Safety devices to prevent overheating

• Transformer: Steps down voltage for control circuit operation

• Filter Rack: Located behind blower; usually accepts 16x20x1 filters

⚙️ Optional Accessories

• Cooling Coil Cabinet: For AC integration

• Return Air Box: For bottom return installations

• High-Performance Blower Kit: Enhances airflow and efficiency

• Thermostat: Wall-mounted control compatible with multi-stage heating

📘 Model Variants

• EUE10A, EUE15A, EUE20A, EUE23A — numbers indicate kilowatt rating

🧰 Maintenance Tips

• Replace filters every 30–90 days

• Check sequencer and limit switch function during seasonal tune-ups

• Inspect heating elements for continuity and corrosion