1. Introduction
This manual provides essential information for the safe and efficient operation of your Carrier 1.5 Ton 3 Star Wi-Fi Smart Flexicool Inverter Split AC. Please read it thoroughly before using the appliance and retain it for future reference.
The Carrier Ester Edge GXi Wi-Fi AC is designed to provide optimal cooling comfort with advanced features such as 6-in-1 convertible Flexicool modes, Wi-Fi connectivity with Geo-Fencing, Smart Energy Display, and robust heavy-duty performance.
2. Safety Information
Important: Always follow basic safety precautions to reduce the risk of fire, electric shock, or injury.
- Ensure the AC is installed by a qualified technician.
- Do not attempt to repair or modify the unit yourself.
- Keep the outdoor unit clear of obstructions.
- Do not insert objects into the air outlet.
- Turn off the power supply before cleaning or maintenance.
- Use only the specified refrigerant (R32).
3. Package Contents
Upon unboxing your Carrier AC, you should find the following components:

Figure 3.1: Unboxing the Carrier AC components.
- Indoor Unit
- Outdoor Unit
- Remote Control
- User Manual (this document)
- Warranty Card
- Inter Connecting Copper Pipe (3 meters / 9.84 feet)
4. Installation Guide
Professional installation is highly recommended for optimal performance and safety. Refer to the detailed installation instructions provided by the authorized service center.
Video 4.1: Official Carrier AC Installation Guide. This video provides a visual walkthrough of the installation process, including mounting the indoor and outdoor units, connecting the copper pipes, and electrical wiring. Professional installation is recommended.
4.1. Unit Dimensions

Figure 4.1: Indoor and Outdoor Unit Dimensions.
Indoor Unit Dimensions (W x H x D): 94 x 27.5 x 20.5 cm
Outdoor Unit Dimensions (W x H x D): 72 x 48 x 27 cm
5. Operating Instructions
Your Carrier AC offers various modes and smart features for personalized comfort and energy efficiency.
5.1. Remote Control Overview
Video 5.1: Carrier AC Remote Control Functions. This video demonstrates how to use the remote control to access various settings and modes of your air conditioner.
The remote control allows you to adjust temperature, fan speed, operating modes, and access special features. Ensure clear line of sight to the indoor unit when operating the remote.
5.2. Flexicool Inverter Technology (6-in-1 Modes)
The 6-in-1 Flexicool modes allow you to adjust the cooling capacity based on your needs, optimizing energy consumption. These modes range from 40% to 120% power consumption, adapting to different weather conditions and occupancy levels.

Figure 5.1: Flexicool 6-in-1 Modes for varied cooling needs.
5.3. Wi-Fi Smart Connect & Geo-Fencing
Control your AC remotely using the Carrier Smart Connect 2.0 app. Geo-Fencing technology senses your location, automatically switching the AC off when you leave and preparing comfort before you return. This feature works within a range of 200 meters to 5 kilometers from your home.
5.4. Voice Control
The AC is compatible with voice assistants like Google Assistant and Alexa, allowing you to control it with simple voice commands.
5.5. Smart Energy Display
Monitor your AC's power consumption in real-time through the Smart Energy Display feature, accessible via the mobile app.
5.6. Insta Cool
Activate Insta Cool for rapid cooling, delivering fast-forward cooling in just 10 minutes.
5.7. Follow Me Function
The Follow Me feature senses the temperature around the remote control and directs cooling to your exact location, ensuring personalized comfort.
5.8. Auto On/Off Timer
Set specific times for your AC to automatically turn on or off, providing convenience and energy savings.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your AC unit.
6.1. Auto Cleaner (Defrost Clean)
The Auto Cleaner with Defrost Clean technology features a 42-minute cycle that keeps the coil hygienic and free from microbes by condensing water, frosting, washing, and drying the evaporator.
6.2. Dual Filtration
- PM 2.5 Filter: Ensures cleaner and healthier air by filtering out fine particulate matter.
- HD Filter: High-density filter for improved air quality.
6.3. Hydro Blue Coating
The 100% copper condenser coil features a special anti-corrosion Hydro Blue Fin Coating on both the evaporator and condenser, preventing rust and ensuring a longer lifespan for the unit.
7. Troubleshooting
If you encounter issues with your AC, refer to the table below for common problems and solutions. If the problem persists, contact an authorized service center.
| Problem | Possible Cause | Solution |
|---|---|---|
| AC not turning on | No power supply, remote control battery low, circuit breaker tripped. | Check power connection, replace remote batteries, reset circuit breaker. |
| Insufficient cooling | Dirty air filters, blocked outdoor unit, wrong mode selected, low refrigerant. | Clean air filters, clear obstructions, select appropriate mode, contact service for refrigerant check. |
| Unusual noise | Loose parts, fan obstruction, compressor issue. | Check for loose parts or obstructions, contact service for compressor inspection. |
| Water leakage | Blocked drain pipe, improper installation. | Clear drain pipe, contact service for installation check. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Carrier |
| Model Number | CAI18EE3R36W0 |
| Capacity | 1.5 Tons |
| Energy Rating | 3 Star |
| Annual Energy Consumption | 854.39 units |
| ISEER Value | 4.35 |
| Cooling Power | 4.8 Kilowatts |
| Refrigerant | R-32 |
| Noise Level | 37 Decibels |
| Special Features | Auto Clean, Dehumidifier, Fast Cooling, Inverter Compressor, WiFi Enabled, Geo-Fencing, Voice Control, Smart Energy Display, Flexicool Inverter Compressor, Dual Filtration (HD & PM 2.5 Filter), Insta Cool, Hydro Blue Coating, Refrigerant Leakage Detector, ADC Sensor, Stabilizer Free Operation (135~280 V) |
| Power Source | Corded Electric |
| Voltage | 230 Volts |
| Item Weight | 31.1 Kg |
9. Warranty and Support
Your Carrier AC comes with comprehensive warranty coverage:
- Standard Warranty: 1 Year
- Compressor Warranty: 10 Years
- PCB Warranty: 5 Years
- Extended Comprehensive Warranty: An additional 5 Years (optional, requires registration and paid maintenance services).
To avail warranty services, installation must be done through CMI authorized service centers. For detailed terms and conditions, please refer to the user manual or Carrier Midea India website.
Carrier has a Pan India service network covering over 20,000+ pincodes and supported by more than 550+ authorized service centers.
Customer Care: 18001033333
Video 9.1: Carrier Midea India HVAC Manufacturing Facility. This video showcases the manufacturing facility and commitment to quality, highlighting the robust production process behind Carrier AC units.