1. Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your Voltas 1.5 Ton 3 Star (2017) Split Air Conditioner, Model 1.5 T 183 DYa. Please read this manual thoroughly before using the appliance and retain it for future reference.

Image: The indoor unit of the Voltas 1.5 Ton 3 Star (2017) Split AC, Model 1.5 T 183 DYa, in white color.
Key Features:
- Energy Rating: 3 Star Rating (2017). Note: As per Bureau of Energy Efficiency (BEE), there is a 2-point energy rating drop in 2018 for non-inverter split ACs. A 2017 5-star non-inverter split AC became 3-star in 2018.
- Capacity: 1.5 Tons
- Special Features: Auto restart, easily removable panel, fresh air ventilation, large LED display, LCD remote, turbo mode, auto swing, timer, sleep mode, memory function, self-diagnosis, and glow light button.
- Core Material: Aluminium
2. Safety Information
To prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring instructions may cause harm or damage.
- Always ensure the appliance is installed by a qualified technician.
- Do not attempt to repair, relocate, or modify the AC unit yourself. Contact authorized service personnel.
- Ensure the power supply matches the specifications listed on the unit's nameplate.
- Do not insert fingers or foreign objects into the air inlet/outlet.
- Keep the area around the outdoor unit clear of obstructions.
- In case of abnormal operation (e.g., burning smell), immediately turn off the power and contact customer support.
3. Package Contents
Upon unpacking, please verify that all the following items are present:
- 1 x Main Indoor Unit
- 1 x Outdoor Unit (not explicitly listed but implied for split AC)
- 1 x Remote Control
- 1 x Warranty Card
- 1 x User Manual (this document)
4. Setup and Installation
Installation of this split air conditioner requires specialized tools and knowledge. It is highly recommended that installation be performed by a certified Voltas service technician or an authorized professional.
Key Installation Considerations:
- Location: Choose a location for the indoor unit that allows for even air distribution and is away from direct sunlight or heat sources. The outdoor unit should be placed in a well-ventilated area, away from obstacles.
- Electrical Connection: Ensure a dedicated power circuit with appropriate voltage and current protection is available.
- Drainage: Proper drainage for condensate water must be established to prevent water leakage.
- Refrigerant Piping: The refrigerant lines connecting the indoor and outdoor units must be correctly sized and insulated.
Refer to the detailed installation guide provided to the technician for specific instructions regarding mounting, piping, wiring, and vacuuming.
5. Operating Instructions
Your Voltas AC is controlled via an LCD remote control. Ensure the remote has fresh batteries installed.
Basic Remote Control Functions:
- Power Button: Press to turn the AC unit ON or OFF.
- Mode Button: Cycle through operating modes:
- Cool: For cooling the room.
- Fan: Circulates air without cooling.
- Dry: Dehumidifies the room.
- Auto: Automatically selects the operating mode based on room temperature.
- Temperature Adjustment: Use the ▲ and ▼ buttons to set the desired temperature.
- Fan Speed: Adjust the fan speed (Low, Medium, High, Auto).
- Swing Button: Activates or deactivates the auto swing function for louvers, directing airflow.
- Timer Button: Set the unit to turn ON or OFF automatically after a specified period.
- Sleep Mode: Optimizes temperature and fan speed for comfortable sleep and energy saving.
- Turbo Mode: Provides rapid cooling by operating at maximum fan speed and cooling capacity.
- Glow Light Button: Illuminates the remote control display for use in low light conditions.
For detailed instructions on advanced features like Memory Function and Self Diagnosis, refer to the specific sections in your remote control manual.
6. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your air conditioner. Always disconnect power before performing any maintenance.
Air Filter Cleaning:
- Open the front panel of the indoor unit. The panel is easily removable.
- Carefully remove the air filters.
- Clean the filters using a vacuum cleaner or wash them with lukewarm water and a mild detergent.
- Rinse thoroughly and allow them to dry completely in a shaded area before re-installing.
- Re-install the dry filters and close the front panel.
Frequency: Clean air filters every two weeks or more frequently depending on usage and air quality.
General Cleaning:
- Wipe the indoor unit's exterior with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Ensure the outdoor unit's coils are free from dust, leaves, and other debris. This can be done with a soft brush or vacuum.
Seasonal Maintenance:
Before the cooling season, consider having a professional service check the refrigerant levels, electrical connections, and overall system performance.
7. Troubleshooting
Before contacting service, please check the following common issues and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| AC does not turn on. | No power, remote control batteries low, circuit breaker tripped. | Check power supply, replace remote batteries, reset circuit breaker. |
| Insufficient cooling. | Dirty air filters, blocked outdoor unit, wrong mode selected, room too large. | Clean air filters, clear obstructions from outdoor unit, select "Cool" mode, ensure AC capacity matches room size. |
| Unusual noise. | Loose parts, foreign objects, compressor noise (normal). | Check for loose parts. If persistent or loud, contact service. Some compressor noise is normal. |
| Water leakage from indoor unit. | Blocked drain pipe, improper installation. | Check and clear drain pipe. If issue persists, contact a qualified technician for inspection. |
Your unit features a Self Diagnosis function. If an error code appears on the display, refer to the specific error code section in the full manual (if available) or contact customer support with the code.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Voltas |
| Model Name | 1.5 T 183 DYa |
| Capacity | 1.5 Tons |
| Cooling Power | 4805 Watts |
| BEE Star Rating (2017) | 3 Star |
| Colour | White |
| Noise Level | 58 Decibels |
| Core Material | Aluminium |
| Inverter Type | No Inverter |
| Installation Type | Split System |
| Compressor Type | Rotary Scroll |
| Outdoor Unit Required | Yes |
| Power Source | Corded Electric |
| Item Weight | 51.1 kg |
| Control Method | Remote Control |
| Floor Area Coverage | 150 Square Feet |
| Special Features | Anti Bacterial Filter, Auto restart, easily removable panel, fresh air ventilation, large LED display, LCD remote, turbo mode, auto swing, timer, sleep mode, memory function, self diagnosis and glow light button. |
9. Warranty and Support
Warranty Information:
- Product Warranty: 1 year comprehensive warranty on the product.
- Compressor Warranty: 5 years warranty on the compressor.
Please retain your purchase receipt and the included warranty card for any warranty claims. The warranty covers manufacturing defects under normal use conditions.
Customer Support:
For questions on exchanges, product availability, or any other queries, please call our dedicated Toll Free Number:
1800-3000-9027
You can also visit the official Voltas website for more information and service requests.





