LENNOX CORE Service App Component Test
Helpful Resources
- Installation and service literature on LennoxCommercial.com or LennoxPros.com
- CORE Service App Reference Guide.
- CORE Service Curriculum on LennoxPros.com
- Lennox Model L and CORE Control System videos.
Requirements
- iOS or Android device -phone or tablet with Android 6.0 (Marshmallow) or iOS version 11 minimum. Android hardware requires 2GB RAM and a 2GHz Core processor.
- CORE Service App found at the appropriate App Store or at the following QRs:

In normal operation, the CORE Control System will function multiple systems within the unit as needed to satisfy space demand. (Enlight will not modulate)
During component testing, the unit will function individual systems based upon user input, bypassing certain safeties to allow for appropriate testing.
Component Tests
- Cooling
- Heating
- Blower
- Damper
- Outdoor Fans
- Dehumification
- Outputs
The technician will use the Component Test wizard to test unit components.
Excerpt below from CORE Service App Reference Guide . Further instructions are included in the guide.
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References
Commercial Air Conditioning & Heating Units | Lennox Commercial
LennoxPros - HVAC Lennox Catalog, Tools and Resources | LennoxPROs.com
Commercial Air Conditioning & Heating Units | Lennox Commercial
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Lennox Commercial Technical Training
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