Welcome to the AUX Air Conditioner User Manual. This guide provides detailed information on your AUX air conditioner, including features, installation, operation, and maintenance. It also includes troubleshooting tips and safety guidelines to ensure safe and efficient use of your unit. Please read this manual carefully before installation and operation.
Overview of AUX Air Conditioners
AUX air conditioners are designed to provide efficient and reliable cooling solutions for residential and commercial spaces. The range includes units like the AUX T/121E, equipped with features such as remote control functionality and advanced cooling technology. AUX focuses on delivering energy-efficient systems to meet diverse climate needs. With a variety of models, the AUX product line ensures optimal comfort and performance year-round. This overview highlights the key innovations that make AUX air conditioners a trusted choice for homeowners and businesses alike.
Purpose of the User Manual
This user manual serves as your comprehensive guide to operating and maintaining your AUX air conditioner. It provides essential information on setup, operation, maintenance, and troubleshooting. The manual also includes safety guidelines to ensure proper use and longevity of your unit. Reading this manual carefully before installation and operation is crucial for optimal performance and efficiency. The manual is regularly updated to reflect the latest features and improvements.
Understanding the Model Numbers
AUX air conditioners feature unique model numbers that provide essential information about the unit’s specifications. These numbers typically include codes for type, capacity, features, and series. For example, “T/121E” indicates a specific model with cooling capacity and additional features. Understanding the model number helps users identify their unit’s capabilities and ensures compatibility with parts and accessories. Refer to the manual or contact AUX support for clarifications on specific model details.

Product Specifications
This section outlines the key features and technical details of AUX air conditioners, including cooling capacity, energy efficiency, and performance ratings. It provides essential information to help users understand their unit’s capabilities and operating parameters for optimal performance.
Key Features of AUX Air Conditioners
AUX air conditioners exemplify advanced cooling technology, offering:
- Energy-efficient performance with optimized cooling capacity.
- User-friendly controls and intuitive remote functionality.
- Quiet operation for enhanced comfort and peace of mind.
- Innovative design for seamless integration into any space.
- Reliable performance backed by a comprehensive warranty;
These features ensure superior efficiency and convenience for users.
Technical Specifications
AUX air conditioners are designed with cutting-edge technology, offering robust performance. Key specifications include:
- Operating voltage: 220V–240V, ensuring compatibility with standard residential power supplies.
- Cooling capacity: Ranges from 1.5 to 5 horsepower, catering to diverse cooling needs.
- ENERGY STAR certification for efficient energy use, reducing utility costs.
- Quiet operation with low noise levels, typically below 50 dB, for peaceful environments.
- Durable construction with corrosion-resistant materials for long-lasting performance.
These specifications ensure optimal performance and reliability for users.
E and Performance Ratings
AUX air conditioners are engineered for top-tier performance and energy efficiency. Their ratings reflect superior energy consumption and cooling efficiency. Key performance metrics include:
- EER (Energy Efficiency Ratio)
- A high EER rating ensures optimal cooling performance while minimizing energy use.
- SEER (Seasonal Energy Efficiency Ratio)
- Measures the unit’s efficiency over an entire cooling season, indicating long-term energy savings.
- Cooling Capacity
- Rated based on BTU output, ensuring precise temperature control and rapid cooling indoors.
- Regulatory Compliance
- AUX units meet strict energy efficiency standards, reducing environmental impact and lowering operating costs.
These ratings guarantee reliable and eco-friendly performance, aligning with modern energy-conscious living.

Installation Guide
Follow proper steps to install your AUX air conditioner. Prepare the installation location, ensure proper ventilation, and check ductwork placement. Verify power supply availability and adhere to local electrical codes. For assistance, consult the detailed instructions provided in the user manual.
Preparing for Installation
Before installing your AUX air conditioner, ensure the installation location meets the specifications outlined in the manual. Check for proper ventilation, clear space for unit placement, and verify ductwork connections. Inspect the area for any potential obstructions or safety hazards. Gather all necessary tools and materials in advance. Review the manual for specific requirements and familiarize yourself with the installation process. Remember to adhere to local building codes and regulations. A well-prepared site ensures a smooth and successful installation.
Tools and Accessories Needed
For the installation of your AUX air conditioner, gather essential tools and accessories such as a screwdriver, wrench, measuring tape, drill, and electrical tester. Ensure you have mounting brackets, screws, and bolts specified in the manual. Ductwork connectors, insulation materials, and electrical wires are also required. Safety equipment like gloves and safety glasses should be worn during installation. Always refer to the manual for specific tool and accessory requirements to ensure a safe and efficient installation process.
Step-by-Step Installation Process
Follow this step-by-step guide to install your AUX air conditioner properly:
- Locate the designated installation area, ensuring it meets all specified requirements for ventilation and clearance.
- Connect the indoor and outdoor units using the provided ductwork and refrigerant lines, following the instructions in the manual.
- Secure the outdoor unit to a stable base or mount, ensuring level placement and proper alignment with the indoor unit.
- Connect the electrical wiring to the unit, adhering to local codes and the manual’s guidelines for safe connections.
- Charge the refrigerant system according to the instructions, using the correct type and amount of refrigerant.
- Turn on the power supply and test the unit to ensure it operates smoothly and efficiently.
Always refer to the user manual for specific details and safety precautions during installation.

Operating Instructions
Learn how to control and operate your AUX air conditioner effectively. Discover how to turn it on and off, adjust temperature settings, and make the most of its features. Follow these steps to ensure optimal performance and comfort in your space.
Turning the Air Conditioner On and Off
To turn your AUX air conditioner on, locate the power switch or use the remote control. Ensure the power cord is connected securely. For maintenance or troubleshooting, disconnect the power supply. Safe operation requires adherence to these basic steps to ensure proper functionality and energy efficiency. Always follow the manufacturer’s guidelines for optimal performance.
Adjusting the Temperature Settings
To adjust the temperature settings on your AUX air conditioner, locate the temperature control buttons on the remote or the unit’s control panel. Press the desired temperature adjustment buttons (often labeled as “+” or “-“) until the desired temperature is displayed on the digital screen. Ensure the temperature is set to a comfortable level for optimal performance and energy efficiency. Always refer to the user manual for additional instructions on customized temperature settings.
Using the Remote Control
Your AUX air conditioner comes with a remote control for easy operation. Ensure the remote is within range and pointed directly at the unit. Use the power button to turn the unit on or off and navigate through settings using the directional buttons. Adjust the temperature, fan speed, and mode (e.g., cooling, heating) using the specific buttons on the remote. Check the battery level if the remote does not respond, and refer to the user manual for pairing instructions if needed. Always store the remote in a safe place to avoid loss.

Maintenance and Cleaning

Regular maintenance ensures optimal performance and longevity of your AUX air conditioner. Clean the filter monthly and inspect the unit for dust or debris buildup. Ensure proper airflow by clearing nearby obstructions. Follow these steps to keep your unit running efficiently and safely.
Regular Maintenance Tips
Regular maintenance is essential to ensure your AUX air conditioner functions efficiently and lasts longer. Check the refrigerant level annually and inspect air ducts for leaks or blockages. Clean or replace the air filter every 1-3 months, depending on usage. Inspect electrical connections for damage and ensure proper drainage to prevent water accumulation. These steps will help maintain optimal performance and energy efficiency. Always refer to the manual for specific maintenance instructions tailored to your model.
Cleaning the Air Filter
Cleaning the air filter is crucial for maintaining efficient airflow and preventing dust buildup in your AUX air conditioner. Regularly inspect the filter and clean it if it appears dirty or clogged. Use a soft brush or vacuum to remove loose debris, and for deeper cleaning, rinse the filter under lukewarm water. Allow it to air dry completely before reinstalling. Replace the filter every 1-3 months, depending on usage, to ensure optimal performance and energy efficiency.
Inspection of the Unit
Regular inspection of your AUX air conditioner is essential to ensure proper functioning and identify potential issues. Begin by turning off the unit and disconnecting power before starting the inspection. Check for visible damages, such as cracks or wear on the housing, ducts, or piping. Inspect the drain pan to ensure it is clean and free of obstructions. Look for any signs of leaks or corrosion, especially around electrical connections. Verify that all components are secure and properly connected. Check the outdoor unit for blockages, such as debris or foliage hindering airflow. Finally, ensure the entire system is stable and properly anchored. Address any concerns promptly to maintain efficiency and longevity.

Troubleshooting Guide
If your AUX air conditioner malfunctions, first disconnect the power supply and inspect for visible issues. Check the indoor unit for proper connections and alignment. Refer to the manual’s diagrams for component verification. If unresolved, contact customer support using the information provided in this guide for further assistance.
Common Issues and Solutions
Common issues with AUX air conditioners include:
- Unit not turning on: Check power supply, circuit breakers, or reset the unit.
- Not cooling properly: Ensure air filter is clean, verify refrigerant levels, or adjust thermostat settings.
- Leaking air: Inspect and tighten all connections or replace damaged valves.
- Strange noises: Lubricate fan motor or check for loose components.
- Unusual odor: Clean or replace air filter and inspect drain pan for mold.
Refer to the troubleshooting diagrams in this manual for further guidance or contact customer support if issues persist.
No Cool Air Output
If your AUX air conditioner is not producing cool air, several factors could be causing this issue:
- Blocked air filter: A dirty or clogged filter restricts airflow. Clean or replace it as needed.
- Low refrigerant levels: Insufficient refrigerant prevents proper cooling. Contact a professional to recharge the system.
- Malfunctioning fan: A faulty fan motor or belts may prevent airflow. Check and repair or replace as necessary.
- Outdoor unit issues: Debris blocking the outdoor unit or low refrigerant pressure can reduce cooling output.
- Thermostat settings: Ensure the thermostat is set correctly and not in “fan-only” mode.
If the problem persists, consult the troubleshooting diagrams in this manual or contact customer support for further assistance.
Strange Noises or Smells
If you notice unusual noises or smells from your AUX air conditioner, it could indicate
an issue that needs attention. Common causes include:
- Loose or vibrating parts: Check for loose panels or components that may need tightening.
- Electrical issues: Burning smells may signal a problem with wiring or circuitry.
- Refrigerant leaks: A pungent odor could indicate refrigerant escaping from the system;
- Mold or debris: Strange smells may result from dirt or mold buildup in the ducts or filters.
If any of these issues occur, immediately turn off the unit and unplug it. Consult the manual’s troubleshooting
diagrams or contact customer support to prevent further damage or safety risks.

Safety Guidelines
Follow these safety guidelines to ensure safe operation of your AUX air conditioner. Always install the unit in a safe, dry location. Avoid exposing the device to water or humidity. Turn off the power before performing any maintenance. Never modify the unit or attempt repairs without proper training.

Important Safety Precautions
Always disconnect the power supply before performing any maintenance or repairs. Avoid exposing the unit to water, humidity, or extreme temperatures. Secure the air conditioner to prevent tipping. Ensure proper ventilation and avoid blocking air passages. Handle the unit carefully to prevent damage. Never operate the air conditioner near flammable materials. Check the voltage compatibility before use. Follow all local codes and regulations during installation and operation.
Electrical Safety Tips
Always ensure the air conditioner operates on the correct voltage as specified in the manual. Avoid using damaged power cords or extension cables. Keep the unit dry to prevent electrical hazards. Turn off the power and unplug the unit before cleaning or performing maintenance. Ensure proper grounding to prevent electrical shocks. Use only dedicated circuits and avoid overloading. Inspect electrical connections regularly and replace worn parts. Never expose the unit to water or moisture during operation. Follow all local electrical codes and regulations for safe installation and usage. Handle electrical components with care to prevent malfunction or fire risks.
Preventing Accidents
Always place the AUX air conditioner on a stable, level surface to prevent tipping. Ensure walls and surfaces can support the unit’s weight to avoid damage. Keep the unit away from flammable materials and direct sunlight. Avoid placing objects on or near the air conditioner to prevent overcrowding. Ensure proper ventilation around the unit to avoid overheating. Keep the unit clean and free of debris. Follow all safety labels and instructions to prevent accidents. Regularly inspect the unit for wear and tear. Store the unit securely when not in use to prevent accidental activation. Always handle the unit with care to prevent damage or injury.

Warranty and Support
This section outlines the warranty details for your AUX air conditioner, including coverage periods and conditions. Learn how to contact customer support for inquiries or issues. Discover the process for returns and replacements if needed. Ensure your warranty remains valid by following all guidelines provided in the manual.
Warranty Details
AUX Air Conditioners are covered under a comprehensive warranty that ensures their performance and reliability. The warranty period begins from the date of purchase and covers manufacturing defects in materials and workmanship. Units must be installed and operated as per the user manual to maintain warranty validity. Owner registration is required within 30 days of purchase. The warranty does not cover issues arising from improper installation, accidental damage, or unauthorized repairs. Always refer to the manual and warranty card for detailed terms and conditions. Keep your warranty card and all related documents for future reference.
Contacting Customer Support
AUX Customer Support is available to assist with inquiries, repairs, or issues related to your air conditioner. Contact them via phone, email, or the official AUX website. Include your model number and purchase details for prompt service. Visit the website for frequently asked questions or troubleshooting tips. Always ensure your warranty card is handy for verification during communication. AUX is committed to providing reliable assistance to enhance your product experience.
Returns and Replacement Process
To initiate a return or replacement, contact AUX Customer Support with your purchase details and warranty card information. Follow their instructions for packaging and shipping the unit. Returns must meet specific guidelines, including the product being in its original condition with all parts included. For replacements, ensure your model number matches the product you’re replacing; AUX may request copies of the purchase receipt or invoice. Always inspect the product before returning for defects or damages, as per the warranty terms;
We hope this manual has been helpful in understanding your AUX air conditioner. Review the sections on warranty and support for further assistance. Proper installation, operation, and maintenance ensure optimal performance and longevity. Always prioritize safety and efficiency for the best user experience.
This user manual provides essential information on your AUX air conditioner, including key features, technical specifications, and operating instructions. It also covers maintenance, troubleshooting, safety guidelines, and warranty details. By following the instructions provided, you can ensure optimal performance and longevity of your air conditioner. Always refer to this manual for guidance and troubleshooting solutions.
Additional Resources
The AUX air conditioner user manual is your primary resource for installation, operation, and maintenance. However, additional support is available through the AUX website, which provides troubleshooting guides, remote control manuals, and firmware updates. You can also access customer support for inquiries and assistance. The website uses cookies to enhance your browsing experience, ensuring seamless access to these valuable resources. Explore these tools to maximize the performance and efficiency of your air conditioner.
Frequently Asked Questions
Why isn’t my AUX air conditioner cooling properly? Ensure it is plugged in and the temperature settings are correct.
Can I use the remote control indoors and outdoors? Yes, the remote works both inside and outside.
How often should I clean the air filter? It is recommended to clean or replace the filter every 1-3 months, depending on usage and environment.
What should I do if I hear strange noises? Turn off the unit and check for obstructions or loose parts. If the issue persists, contact customer support.
Is my AUX air conditioner covered under warranty? Yes, detailed warranty information is provided in the user manual.
How do I reset the air conditioner? Turn it off, unplug it, wait for 5 minutes, then plug it back in and turn it on.
Can I use my AUX air conditioner in extreme temperatures? Avoid operation in temperatures below freezing or above 40°C (104°F).
What if the unit emits a smell? Turn it off, inspect for odors, and clean the air filter. If the smell persists, contact support.