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Lennox LNWR21X User Manual

Lennox LNWR21X
53 pages
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Service Manual
LNWR21X
LNWR39X
LNWR53X
LNWR59X
(Refrigerant R410A)
MODELS:
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Lennox LNWR21X Specifications

General IconGeneral
Phase1
RefrigerantR-410A
Operating Voltage208/230 V
Sound Level (Indoor)Varies by model, check specification sheet
Dimensions (Outdoor Unit)Varies by model, check specification sheet

Summary

Technical Information Overview

Summary of Models and Controller

Overview of the product models and remote controller.

Product Specifications

Outline Dimension Diagram

Electrical Part Details

Wiring Diagrams

Electrical wiring diagrams for various models, illustrating connections.

PCB Printed Diagrams

Printed circuit board layouts and component identification.

Function and Control Features

Remote Controller Introduction

Details on remote controller buttons, icons, and operation.

Function Introduction Details

Installation and Maintenance Notes

Installation Procedures

Installation Location Selection

Guidelines for choosing an appropriate and safe location for unit installation.

Electric Connection Requirements

Essential safety and grounding requirements for electrical connections.

Unit Installation Steps

Step-by-step instructions for the physical installation of the unit.

Maintenance and Troubleshooting

Error Code Reference

Lists error codes, their meanings, and possible causes for troubleshooting.

Temperature Sensor Malfunction Troubleshooting

Troubleshooting guide for issues related to temperature sensor malfunctions.

Normal Malfunction Maintenance Methods

Common malfunctions and their corresponding maintenance solutions.

Component Removal Procedures

Panel Assembly Removal

Steps to remove the air inlet panel and front panel assembly.

Compressor Removal

Steps to disconnect and remove the compressor unit.

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