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Carrier 38LUVH025N-1 - User Manual

Carrier 38LUVH025N-1
52 pages
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LUV INVERTER SERIES
Service Manual
42/38LUVH025N-1
42/38LUVH035N-1
42/38LUVH045N-1
42/38LUVH055N-1
42/38LUVH065N-1
42/38LUVH075N-1

Table of Contents

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Carrier 38LUVH025N-1 Specifications

General IconGeneral
Energy Efficiency Ratio (EER)12.0
HSPF Rating9.0
RefrigerantR-410A
Voltage208/230V
Phase1
Compressor TypeScroll
Cooling Capacity25000 BTU
StagesSingle Stage
Operating Temperature (Cooling)Up to 125°F
Power Supply1 Phase, 60Hz

Summary

PART1. Precaution

General Safety Precautions

Essential safety instructions for users and service personnel to prevent hazards.

Warning and Cautionary Notes

Critical warnings and cautionary advice for safe installation, operation, and maintenance.

PART2. Outline and Dimensions

Indoor Unit Dimensions and Specifications

Detailed physical dimensions and specifications for the indoor unit.

Outdoor Unit Dimensions and Specifications

Detailed physical dimensions and specifications for the outdoor unit.

PART3. Refrigerant Cycle Diagram

PART4. Wiring Diagram

Indoor Unit Electrical Wiring Diagrams

Comprehensive electrical schematics for indoor unit components and connections.

Outdoor Unit Electrical Wiring Diagrams

Comprehensive electrical schematics for outdoor unit components and connections.

PART5. Installation Details

Installation Torque and Cable Connection Guidelines

Specifications for tightening torque and recommended power cable sizes.

Refrigerant Pipe Length and Elevation Requirements

Guidelines on permissible pipe length, elevation difference, and refrigerant charging.

Vacuum Purging and Gas Leak Detection Procedures

Step-by-step process for system evacuation and leak testing.

PART6. Operation Description

System Protection and Control Functions

Overview of protection mechanisms, fan control, and inverter module safeguards.

Cooling Mode Operation Rules and Protection

Explains compressor, fan operation, and temperature protections during cooling.

Heating Mode Operation Rules and Protection

Covers compressor, fan operation, defrosting, and temperature protections in heating.

Additional Operation Modes and Functions

Details on Auto, Drying, Forced Operation, Sleep, and Timer functions.

PART7. Trouble Shooting

Indoor Unit Error Codes and Troubleshooting

Identifies indoor unit error displays and provides corresponding diagnostic steps.

Outdoor Unit Fault Diagnosis and Solutions

Guides on diagnosing and resolving issues related to outdoor unit components.

Key Component Resistance Checks

Procedures for measuring resistance of compressors and fan motors.

PART8. Capacity table

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