1. Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your Westpoint Split Air Conditioner, model WST-1221.L. Please read this manual thoroughly before using the appliance and retain it for future reference. Proper understanding of these instructions will ensure optimal performance and longevity of your unit.
Safety Precautions:
- Always ensure the unit is properly grounded.
- Do not attempt to repair or modify the unit yourself. Contact qualified service personnel.
- Keep children away from the unit during operation and maintenance.
- Ensure adequate ventilation around the outdoor unit.
2. Product Overview
The Westpoint Split AC WST-1221.L consists of an indoor unit, an outdoor unit, and a remote control for convenient operation. This system is designed to provide efficient cooling for your space.

Image 1: Westpoint Split AC system showing the indoor unit, outdoor unit, and remote control.

Image 2: Close-up view of the Westpoint Split AC outdoor unit, highlighting its robust design.

Image 3: Close-up view of the Westpoint Split AC indoor unit, showing the display and air outlet.
Video 1: A 360-degree view of the Westpoint Split AC, showcasing its design from all angles.
3. Features
- Sleep Mode: This energy-saving feature optimizes comfort and reduces power consumption during sleep. It intelligently adjusts temperature settings to provide a comfortable environment throughout the night, contributing to energy efficiency.
- Four-Way Swing: The unit features a four-way swing function that ensures uniform distribution of cool air throughout the room. This leads to more efficient and even cooling, eliminating hot spots and enhancing overall comfort.
- Corrosion Resistance: The Westpoint Split AC is designed with enhanced corrosion resistance, protecting it from environmental factors such as salty air and rain. This robust construction also inhibits bacterial growth, which contributes to improved heat transfer efficiency and cleaner air.
- Compact Design: With product dimensions of 85 cm (Length) x 22 cm (Width) x 27 cm (Height) and a weight of 15 kg, the indoor unit offers a compact design suitable for various room sizes.
4. Setup and Installation
Installation of the Westpoint Split AC WST-1221.L should be performed by a qualified and certified technician to ensure proper functioning and safety. Incorrect installation can lead to electrical shock, fire, or serious injury.
Key Installation Considerations:
- Location: Choose a location for both indoor and outdoor units that allows for optimal airflow and easy maintenance. Avoid direct sunlight on the outdoor unit.
- Mounting: Ensure both units are securely mounted on stable surfaces according to manufacturer guidelines.
- Electrical Connection: Connect the unit to a dedicated power circuit with the correct voltage (240 Volts) and proper grounding. The unit requires a corded electric power source.
- Refrigerant Lines: Ensure refrigerant lines are properly connected and sealed to prevent leaks of R410 refrigerant.
- Drainage: Install the drainage pipe with a downward slope to ensure proper water removal from the indoor unit.
5. Operating Instructions
Your Westpoint Split AC is operated via the included remote control. Familiarize yourself with the remote's functions for optimal use.
Basic Operation Modes:
- Cool Mode: Press the 'MODE' button until 'COOL' is displayed. Use the temperature adjustment buttons to set your desired temperature.
- Fan Mode: Press the 'MODE' button until 'FAN' is displayed. This mode circulates air without cooling. Adjust fan speed as desired.
- Dry Mode: Press the 'MODE' button until 'DRY' is displayed. This mode helps reduce humidity in the room.
- Sleep Mode: Activate 'SLEEP' mode for energy-efficient and quiet operation during nighttime hours.
Adjusting Settings:
- Temperature: Use the 'TEMP UP' and 'TEMP DOWN' buttons to adjust the temperature.
- Fan Speed: Use the 'FAN SPEED' button to cycle through low, medium, high, or auto fan speeds.
- Swing Function: Press the 'SWING' button to activate or deactivate the automatic four-way air swing.
6. Maintenance
Regular maintenance ensures the efficiency and longevity of your air conditioner. Always turn off the power supply to the unit before performing any maintenance.
Indoor Unit Maintenance:
- Air Filter Cleaning: Clean the air filters every two weeks or more frequently if the unit is used heavily. Open the front panel, remove the filters, wash them with lukewarm water and mild detergent, rinse thoroughly, and dry completely before reinstalling.
- Unit Surface Cleaning: Wipe the indoor unit's surface with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
Outdoor Unit Maintenance:
- Coil Cleaning: Periodically check the outdoor unit's coils for dirt and debris. Gently clean them with a soft brush or vacuum cleaner. For deep cleaning, professional service is recommended.
- Clear Obstructions: Ensure that there are no obstructions around the outdoor unit that could impede airflow.
7. Troubleshooting
If you encounter issues with your Westpoint Split AC, refer to the following common troubleshooting steps. If the problem persists, contact a qualified service technician.
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply; Remote control batteries depleted | Check power connection and circuit breaker; Replace remote control batteries. |
| Insufficient cooling | Dirty air filters; Blocked outdoor unit; Incorrect mode setting; Room too large | Clean air filters; Clear obstructions from outdoor unit; Select 'COOL' mode and lower temperature; Ensure unit capacity matches room size. |
| Unusual noise | Loose parts; Unit not level; Fan obstruction | Check for loose screws or panels; Ensure unit is installed on a level surface; Inspect for foreign objects in fan. |
| Water leakage from indoor unit | Blocked drain pipe; Improper installation | Clear any blockages in the drain pipe; Contact a technician to check installation. |
8. Specifications
Detailed technical specifications for the Westpoint Split AC WST-1221.L:
| Specification | Value |
|---|---|
| Manufacturer | WESTPOINT |
| Model Number | WST-1221.L |
| Item Weight | 15 Kilograms |
| Product Dimensions (L x W x H) | 85 x 22 x 27 cm |
| Size | 1 Ton |
| Color | White |
| Style | Heba Style |
| Material | Metal |
| Power Source Type | Corded Electric |
| Voltage | 240 Volts |
| Wattage | 1350 Watts |
| Installation Method | Split System |
| Noise Level | 49 dB |
| Special Features | Fast Cooling |
| Included Components | Split Air Conditioner |
| Batteries Required? | No |
| Refrigerant Material | R410 |
| Cooling Power | 12000 BTU |
| Start Year | 2021 |
9. Warranty and Support
The Westpoint Split AC WST-1221.L comes with a comprehensive warranty to ensure your peace of mind:
- Compressor Warranty: A full one-year warranty covers the compressor.
- General Warranty: The unit is covered by a 5-year general warranty.
For warranty claims, technical support, or service inquiries, please contact Westpoint customer service or your authorized dealer. Ensure you have your purchase receipt and model number (WST-1221.L) available when contacting support.