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Lennox LI012CO-180P432 User Manual

Lennox LI012CO-180P432
100 pages
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Service Manual
Models: LI012CI-180P432 LI012CO-180P432
LI012HI-180P432 LI012HO-180P432
LI024CI-180P432 LI024CO-180P432
LI024HI-180P432 LI024HO-180P432
(Refrigerant R410A)
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Lennox LI012CO-180P432 Specifications

General IconGeneral
SEER RatingUp to 18
Voltage208/230V
Phase1
RefrigerantR-410A
Cooling Capacity12000 BTU/h

Summary

Summary of Air Conditioner Models

Air Conditioner Specifications

Specification Sheet Details

Detailed technical specifications for cooling and heating performance, power, and dimensions.

Operation Characteristic Curves

Graphs illustrating cooling and heating performance based on compressor frequency and temperature.

Capacity Variation Data

Data showing how capacity changes with outdoor temperature for cooling and heating.

Cooling and Heating Data Sheet

Rated frequency data for cooling and heating, including pipe pressure and temperatures.

Noise Level Curves

Graphs showing indoor and outdoor noise levels at different fan speeds and frequencies.

Outline Dimension Diagrams

Indoor Unit Dimensions

Diagrams showing the dimensions and mounting details of the indoor unit.

Outdoor Unit Dimensions

Diagrams illustrating the dimensions and external features of the outdoor unit.

Refrigerant System Diagrams

Electrical System Diagrams

Indoor Unit Wiring Diagram

Schematic showing the wiring connections for the indoor unit's electrical components.

Outdoor Unit Wiring Diagrams

Schematics illustrating the wiring for outdoor units, including protection circuits.

PCB Printed Diagrams

Printed circuit board layouts for indoor and outdoor units, identifying component locations.

Function and Control Features

Remote Controller Operation and Functions

Details on remote control buttons, icons, specific functions, and operation guides.

Indoor Unit Modes and Controls

Description of system modes (cooling, heating, etc.) and other controls for the indoor unit.

Outdoor Unit Operations and Protections

Parameter Compensation and Basic Functions

Calibration of outdoor unit parameters and description of basic operating functions.

Outdoor Unit Special Functions and Protections

Details on special functions like defrosting and various protection mechanisms.

Notes for Installation and Maintenance

General Safety Precautions

Important safety guidelines for installation, maintenance, and relocation.

Installation Tools Required

List of essential tools needed for the installation and maintenance process.

Air Conditioner Installation Procedures

Installation Dimension Diagram

Diagrams showing required clearances and dimensions for unit placement.

Installation Preparations and Checks

Covers parts check, location selection, and electrical connection requirements.

Unit Installation Steps

Procedures for installing indoor and outdoor units, including piping and wiring.

Final Installation Steps and Testing

Includes vacuuming, leak detection, and post-installation checks and operation tests.

Maintenance and Troubleshooting

Error Code List

Table of error codes displayed by the unit and their corresponding malfunction.

Main Malfunction Troubleshooting

Diagnostic procedures for common indoor and outdoor unit malfunctions.

Normal Malfunction Troubleshooting

Guidance for resolving issues like no start-up, poor cooling, leaks, and abnormal sounds.

Exploded View and Parts Identification

Indoor Unit Parts Identification

Detailed breakdown of indoor unit components with part numbers and quantities.

Outdoor Unit Parts Identification

Comprehensive list of outdoor unit parts, including part codes and quantities.

Component Removal Procedures

Indoor Unit Component Removal Steps

Step-by-step instructions for disassembling the indoor unit's components.

Outdoor Unit Component Removal Steps

Detailed procedures for removing parts from the outdoor unit.

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