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Haier 2U14CS1ERA - User Manual

Haier 2U14CS1ERA
116 pages
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SERVICE MANUAL
Order No.
EK-Series
© (Qingdao Haier Air Conditioner General corp.,Ltd)
All right reserved .Unauthorized copying and distribution is a violation of law
Haier Group
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or
repair the product or products dealt with in this service information by anyone else could result in serious injury or death
WARNING
Wall mounted Type
DC Inverter
Model No.
AS09GS2ERA
AS07GS2ERA
AS12GS2ERA
AS09GS2ERA
AS07GS2ERA
AS12GS2ERA
2U14CS1ERA
2U14CS1ERAoutdoor unit
indoor unit and remote controller
AC1012S002V0

Table of Contents

Other manuals for Haier 2U14CS1ERA

Preview: Installation Manual
Installation Manual16 pages

Questions and Answers

  • T
    Tiffany JohnsonJul 31, 2025
    Why is my Haier 2U14CS1ERA Air Conditioner cooling poorly?
    • D
      David LoweryAug 1, 2025
      Several factors can cause poor cooling in your Haier Air Conditioner. Check if the air filter is dirty and clean it every 15 days. Ensure there are no obstructions blocking the inlet and outlet. Verify that the temperature is set correctly and that all doors and windows are closed. Also, consider whether direct sunlight is entering through the window (use a curtain) or if there are excessive heat sources or too many people in the room.
  • L
    Lucas LopezAug 6, 2025
    How to restart Haier 2U14CS1ERA Air Conditioner immediately?
    • S
      stanleyjohnAug 6, 2025
      When your Haier Air Conditioner is stopped, it will not restart immediately. To protect the system, there is a 3-minute delay before it can be restarted.
  • E
    Earl JohnsonAug 11, 2025
    Why is my Haier 2U14CS1ERA making noise?
    • S
      Steven SimpsonAug 12, 2025
      You may hear several types of noises from your Haier Air Conditioner. A swishing or gurgling sound is normal and caused by refrigerant flowing through the system. A cracking noise during operation is due to the casing expanding or shrinking with temperature changes. A big noise from air flow in unit operation may indicate a dirty air filter.
  • D
    David BarrAug 18, 2025
    Why does my Haier 2U14CS1ERA Air Conditioner smell?
    • J
      Jessica SimpsonAug 18, 2025
      Your Haier Air Conditioner may circulate smells from the interior air, such as odors from furniture, paint, or cigarettes.
  • R
    Renee DavisAug 25, 2025
    Why can't I change fan speed on my Haier 2U14CS1ERA Air Conditioner in dry mode?
    • C
      craigbarajasAug 25, 2025
      In DRY mode, when the room temperature is lower than the temperature setting +2 oC, your Haier Air Conditioner will run intermittently at LOW speed regardless of the FAN setting.

Summary

Introduction and Safety Cautions

Safety Cautions

Important safety guidelines and warnings to follow before conducting repair work.

Product Specifications

Wiring and Diagram Information

Indoor Unit Connector Wiring

List and diagram of connectors for the indoor unit's control PCB.

Outdoor Unit Connector Wiring

List and diagram of connectors for the outdoor unit's control and module PCBs.

Indoor Unit Circuit Diagram

Detailed circuit diagram for the indoor unit's electronic components.

Functions and Control

Indoor Unit Functions and Controls

Details on operation modes, settings, and controls for the indoor unit.

Outdoor Unit Control System

Explanation of the outdoor unit's control system, including compressor and fan control.

Air Conditioner Operation

Base and Emergency Operation

Basic operation, remote controller functions, emergency, and test procedures.

Comfort Operation Modes

Details on Sleep, POWER, and QUIET operation modes for enhanced comfort.

Troubleshooting Common Issues

Troubleshooting Guide

Diagnosing and resolving common operational problems like noise, smells, and poor cooling.

Service Diagnosis and Error Codes

Diagnosis Cautions and Measures

General cautions for diagnosis and common symptoms with troubleshooting measures.

Error Code Descriptions

Detailed explanation of error codes displayed by the indoor and outdoor units.

Installation and Compliance

Installation Site Selection

Guidelines for choosing an appropriate location for indoor and outdoor unit installation.

Installation Procedures

Step-by-step instructions for the correct installation of the air conditioning unit.

Refrigerant and Compliance Information

Information on product compliance with EU directives and refrigerant usage.

Outdoor Unit Troubleshooting Guide

Specific troubleshooting steps for the outdoor unit's operation and performance.

Component Removal Procedures

Indoor Unit Disassembly

Procedures for removing air filters, front panels, and other internal parts of the indoor unit.

Outdoor Unit Disassembly

Steps for disassembling the outdoor unit, including panels, electrical box, and fan.

Specific Outdoor Component Removal

Detailed removal procedures for fan motor bracket, reactor, compressor, and heat exchanger.

Appendix and Model Information

Piping Diagrams

Schematic diagrams illustrating the refrigerant piping for cooling and heating modes.

Wiring Diagrams

Electrical wiring diagrams for the indoor and outdoor units of the air conditioner.

Unit Model Coding Rules

Explanation of how unit model numbers are structured and what they represent.

Haier 2U14CS1ERA Specifications

General IconGeneral
BrandHaier
Model2U14CS1ERA
CategoryAir Conditioner
LanguageEnglish

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