Lennox EL18KSLV Series Outdoor Units

This document provides comprehensive unit information and service literature for the Lennox EL18KSLV (R454B) series outdoor units.

It details specifications, safety precautions, operational procedures, component overviews, wiring diagrams, and troubleshooting guidance for the following models:

Designed for residential and light commercial applications, this guide is essential for proper installation, maintenance, and servicing of these heat pump systems.

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