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Acson AWM 20G - User Manual

Acson AWM 20G
165 pages
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Wall Mounted Split Systems
AWM - G - 2007
AWM 07G/GR
AWM 09G/GR
AWM 10G/GR
AWM 15G/GR
AWM 20G/GR
AWM 25G/GR
AWM 301/301R
A5WM 07G/GR
A5WM 09G/GR
A5WM 10G/GR
A5WM 15G/GR
A5WM 20G/GR
A5WM 25G/GR
A5WM 311/301R
Models:
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Questions and Answers

  • T
    tsanchezSep 10, 2025
    Why does the compressor operate continuously in my Acson AWM 20G Air Conditioner?
    • B
      Brandon NobleSep 10, 2025
      If your Acson Air Conditioner compressor runs continuously, check the following: * The air filter may be dirty; clean it. * If in cooling mode, the temperature setting might be too low; use a higher setting. * If in heating mode, the temperature setting might be too high; use a lower setting.
  • C
    carpentergaryAug 23, 2025
    Why is the airflow too slow in my Acson AWM 20G Air Conditioner, or why isn't the room cooling sufficiently?
    • S
      Steven MillerAug 23, 2025
      If the airflow from your Acson Air Conditioner is too slow, or the room isn't cooling enough, consider these possibilities: * The air filter might be dirty, so try cleaning it. * Open doors and windows can impact performance; ensure they are closed. * Obstructions can block air suction and discharge of both indoor and outdoor units; clear any blockages. * The temperature setting may be too high; try setting a lower temperature.
  • L
    Lisa EllisAug 25, 2025
    Why on heating cycle, warm air does not come out of Acson Air Conditioner?
    • T
      tara36Aug 25, 2025
      If warm air does not come out of your Acson Air Conditioner during the heating cycle, it might be in defrost mode. The heating operation will resume once the defrost cycle is complete.
  • E
    esimmonsAug 27, 2025
    Why does my Acson AWM 20G Air Conditioner compressor keep running?
    • R
      rachel80Aug 27, 2025
      If your Acson Air Conditioner's compressor is running continuously, it might be caused by a dirty air filter, which requires cleaning. Alternatively, the temperature setting may be too low for cooling or too high for heating. Adjust the temperature setting accordingly.
  • S
    stephenrobinsonAug 28, 2025
    How to improve airflow in my Acson AWM 20G Air Conditioner?
    • R
      Renee VanceAug 28, 2025
      If your Acson Air Conditioner isn't providing sufficient airflow or cooling, several factors could be at play. First, check and clean the air filter if it's dirty. Ensure that all doors and windows are closed to prevent outside air from interfering with cooling. Confirm that neither the air suction nor the discharge vents of the indoor and outdoor units are blocked. Finally, verify that the temperature setting is appropriately low for effective cooling.
  • D
    David PaulAug 29, 2025
    Why is my Acson Air Conditioner remote display dim?
    • T
      Todd DominguezAug 29, 2025
      If the wireless controller display for your Acson Air Conditioner is dim, the batteries may be discharged and need replacing. Also, check that the batteries are correctly inserted and that the assembly is properly done.
  • C
    Cassandra DaySep 18, 2025
    What causes the hissing airflow sound from the Acson Air Conditioner unit during operation?
    • S
      Sheri GrahamSep 18, 2025
      If you hear a hissing airflow sound from your Acson Air Conditioner during operation, it is caused by liquid refrigerant flowing into the evaporator coil.
  • D
    Daniel CruzSep 12, 2025
    Why is the wireless controller display dim on my Acson Air Conditioner?
    • S
      Sarah PetersSep 12, 2025
      If the wireless controller display for your Acson Air Conditioner is dim: * The batteries may be discharged; replace them. * The batteries may not be correctly inserted; reinsert them. * The assembly might not be good; check the assembly.
  • K
    Karen FrazierSep 8, 2025
    Why does the compressor not operate 3 minutes after my Acson Air Conditioner unit is started?
    • B
      Bradley JohnsonSep 8, 2025
      If your Acson Air Conditioner compressor doesn't start 3 minutes after starting the unit, it may be due to a protection mechanism against frequent starting. Wait 3 to 4 minutes; the compressor should start on its own.
  • R
    Richard ShortSep 5, 2025
    Why is my Acson Air Conditioner compressor not starting immediately?
    • M
      Melvin FordSep 5, 2025
      The compressor in your Acson Air Conditioner is designed to protect against frequent starts. Allow 3 to 4 minutes for the compressor to start operating by itself.

Summary

1. NOMENCLATURE

Indoor Unit Nomenclature

Explains the coding system for indoor unit model numbers.

Outdoor Unit Nomenclature

Explains the coding system for outdoor unit model numbers.

2. FEATURES

Easy Installation

Highlights the ease of installing the wall-mounted fan coil unit.

Space Saving

Describes the compact design that maximizes floor space usage.

Quiet Operation

Mentions improved comfort through whisper-quiet tangential fan operation.

Excellent Air Distribution

Details adjustable air discharge and double louver design.

Facilitated Maintenance Ensured

Covers easy access for cleaning fan blower and electrical components.

Wireless Remote Control

Describes the functions and range of the LCD transmitter.

Moisture Removal

Explains the dry mode and its effectiveness.

High Efficiency Heat Exchanger

Details the 3-fold structure heat exchanger for efficient exchange.

Rotary Compressor

Highlights the energy efficiency and output of the rotary compressor.

Self Diagnosis

Explains the fault detection via LED blinking for easy troubleshooting.

3. APPLICATION INFORMATION

Operating Range

Specifies the allowable working temperature and humidity ranges for the unit.

Refrigerant Circuit Diagrams

Illustrates the refrigerant flow for cooling and heatpump models.

Controllers

G12 Remote Controller Functions

Details the functions and operations of the G12 remote controller.

Indicator Lights

AWM; A5 WM - G SERIES Indicator Lights

Explains the LED indicator lights for normal and fault conditions.

Controller Specifications

Heating Cycle Operations

Describes hot start, hot keep, hot spurt, and turbo modes for heating.

Protection Features

Details overload and frost prevention mechanisms for the unit.

Installation

Installation Diagram Overview

Provides a visual representation of the indoor and outdoor unit installation.

Indoor Unit Installation Requirements

Specifies requirements for selecting the indoor unit location and space.

Outdoor Unit Installation Requirements

Lists requirements for selecting the outdoor unit location for optimal cooling.

Installation Clearance Requirements

Details minimum clearance requirements for outdoor unit installation.

2) DRILLING HOLES AND MOUNTING INSTALLATION PLATE

3) INDOOR UNIT PREPARATION

4) MOUNTING INDOOR UNIT

5) WATER DRAINAGE PIPING

6) WIRING

Electrical Connection Procedures

Provides guidance on field wiring rules and electrical connection precautions.

General Wiring Precautions

Lists essential safety checks before wiring the unit.

7) REFRIGERANT PIPING

Maximum Pipe Length and Bends Recommendations

Tabulates recommendations for refrigerant piping based on model.

Flare Connection Procedure

Describes the procedure for creating flare connections for piping.

8) INSTALLATION OF SEPARATE ORIFICE KIT AT OUTDOOR

Outdoor Unit Space Considerations for Orifice Kit Installation

Details orifice kit installation based on available space.

9) VACUUMING AND CHARGING

Additional Refrigerant Charge Calculation

Provides a table for calculating additional refrigerant charge based on piping length.

10) FINAL CHECKING

SPECIAL PRECAUTIONS WHEN DEALING WITH REFRIGERANT R410 A UNIT

Understanding R410 A Refrigerant

Introduces R410A refrigerant and its characteristics.

R410 A Components and Characteristics

Lists R410A components and explains its properties and precautions.

R410 A Installation & Servicing Checklist

Lists essential checks for tubing, compressor oil, and tools for R410A.

R410 A Handling and Installation Guidelines

Provides guidelines for handling and installing R410A systems.

4. SOUND DATA

Sound Pressure Level Data

Presents sound pressure levels for the wall-mounted fan coil unit.

NC Curves for Noise Criteria

Displays noise criteria (NC) curves for various models and fan speeds.

5. ENGINEERING AND PHYSICAL DATA

General Data - Cooling Only (R22)

Provides detailed specifications for R22 cooling-only models.

General Data - Heatpump (R22)

Details specifications for R22 heatpump models.

General Data - Cooling Only (R410 A)

Presents specifications for R410A cooling-only models.

General Data - Heatpump (R410 A)

Details specifications for R410A heatpump models.

Components Data - Cooling Only (R22)

Lists the component specifications for R22 cooling-only units.

Components Data - Heatpump (R22)

Lists component specifications for R22 heatpump units.

Components Data - Cooling Only (R410 A)

Lists component specifications for R410A cooling-only units.

Components Data - Heatpump (R410 A)

Lists component specifications for R410A heatpump units.

6. PERFORMANCE DATA

Performance Calculation Methodology

Explains how to calculate capacity using interpolation and extrapolation.

R22 Models Cooling Performance Data

Provides detailed cooling performance tables for R22 models.

R410 A Models Cooling Performance Data

Provides detailed cooling performance tables for R410A models.

R22 Models (Heatpump)

Cooling Mode Performance Data

Performance data tables for R22 heatpump cooling mode.

Heating Mode Performance Data

Performance data tables for R22 heatpump heating mode.

7. DIMENSIONAL DATA

Indoor Unit Dimensions

Provides dimensional drawings and measurements for indoor units.

Outdoor Unit Dimensions

Provides dimensional drawings and measurements for outdoor units.

8. ELECTRICAL DATA

Indoor Unit Electrical Specifications

Lists electrical specifications for indoor units, including motor and compressor data.

Outdoor Unit Electrical Specifications

Details electrical specifications for outdoor units, including motor and compressor data.

Compressor Electrical Specifications

Provides electrical specifications for the compressor unit.

9. WIRING DIAGRAMS

Cooling Only Models Wiring Diagrams

Illustrates the wiring diagrams for cooling-only models.

Heatpump Models Wiring Diagrams

Shows the wiring diagrams for heatpump models.

10. SERVICING AND MAINTENANCE

Pre Start Up Maintenance

Outlines maintenance steps required after a period of extended shutdown.

11. TROUBLESHOOTING

Diagnostic Guidelines

Provides guidance for diagnosing common air conditioner issues and their causes.

12. EXPLODED VIEW AND PARTS LIST

Indoor Unit Exploded Views and Parts

Shows exploded views and lists parts for various indoor unit models.

Outdoor Unit Exploded Views and Parts

Provides exploded views and parts lists for various outdoor unit models.

Acson AWM 20G Specifications

General IconGeneral
BrandAcson
ModelAWM 20G
CategoryAir Conditioner
LanguageEnglish

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