1. Product Overview
The Champion Mastercool Evaporative Cooler, Model MCP44, is designed to provide efficient cooling for areas up to 1,600 square feet. This 115V unit features a 4000 CFM airflow capacity, making it suitable for residential use. Its wall-mount design and durable UV-resistant plastic construction ensure long-lasting performance and easy integration into various environments.

Figure 1.1: Front view of the Mastercool Evaporative Cooler, showcasing its compact design and fan grille.
Key Features:
- 4000 CFM airflow capacity, suitable for cooling up to 1,600 Sq. Ft.
- Operates on 115 Volts.
- Features 3 fan speeds with convenient remote control operation.
- Constructed from heavy-duty UV resistant plastic for durability.
- Assembled dimensions: 46"H x 33.5"W x 22"D.
- Narrow 10" exterior profile for easy installation.
- Lightweight design for simplified handling and installation.
2. Setup and Installation
Proper installation is crucial for optimal performance and longevity of your Mastercool Evaporative Cooler. This unit is designed for wall-mount installation, typically from the exterior to the interior of a building.
2.1 Pre-Installation Checklist:
- Ensure the installation location is structurally sound to support the unit's weight (78 pounds).
- Verify availability of a 115V power outlet within reach of the unit's power cord.
- Confirm access to a continuous water supply for the evaporative cooling process.
- Review local building codes and regulations for evaporative cooler installations.
2.2 Dimensions:
Understanding the unit's dimensions is essential for planning the installation space.

Figure 2.1: Dimensions of the Mastercool Evaporative Cooler. The unit measures 46 inches in height, 33.5 inches in width, and 22 inches in depth, with a narrow 10-inch exterior profile.
2.3 Mounting:
The cooler is designed for wall mounting. All necessary hardware for installation is included. Consult the detailed installation guide provided in the product packaging for specific instructions on cutting the wall opening, securing the unit, and sealing for optimal performance.
2.4 Water and Electrical Connections:
- Water Supply: Connect a continuous water line to the unit's water inlet. Ensure the connection is secure and leak-free.
- Electrical Connection: Plug the unit into a grounded 115V electrical outlet. It is recommended to use a dedicated circuit if possible.
3. Operating Instructions
The Mastercool Evaporative Cooler features user-friendly controls for easy operation.
3.1 Control Panel:
The unit is equipped with soft-touch capacitive buttons on its control panel, located on the front of the unit. These buttons allow for direct control of the fan speed and pump function.
- Power Button: Turns the unit ON or OFF.
- Fan Speed (HI/MED/LO): Cycles through High, Medium, and Low fan speeds.
- Pump Button: Activates or deactivates the water pump, which is necessary for evaporative cooling.
3.2 Remote Control:
A remote control is included for convenient operation from a distance. The remote duplicates the functions of the control panel, allowing you to adjust settings without directly interacting with the unit.
3.3 Starting the Unit:
- Ensure the unit is properly installed and connected to water and power.
- Press the Power button on the control panel or remote.
- Press the Pump button to activate the water pump. Allow a few minutes for the media pads to become saturated.
- Select your desired fan speed (HI, MED, or LO) using the Fan Speed button.
3.4 Optimal Operation Tips:
- For best cooling performance, ensure adequate ventilation in the area by opening a window or door slightly to allow humid air to escape.
- Regularly check the water level and ensure a continuous supply.
- In areas with high humidity, evaporative coolers may be less effective.
4. Maintenance
Regular maintenance ensures the efficiency and extends the lifespan of your evaporative cooler.
4.1 Daily/Weekly Maintenance:
- Water Level: Monitor the water level to ensure the pump is always submerged.
- Water Quality: If using hard water, consider draining and refilling the reservoir periodically to prevent mineral buildup.
4.2 Monthly/Seasonal Maintenance:
- Cleaning Pads: Inspect the evaporative media pads for mineral deposits or algae growth. Clean them as needed by rinsing with water. Replace pads if heavily clogged or damaged (recommended every few years, depending on water quality and usage).
- Reservoir Cleaning: Drain and thoroughly clean the water reservoir to remove any sediment or biological growth.
- Pump Inspection: Check the water pump for any blockages or signs of wear. Clean the pump filter if applicable.
- Exterior Cleaning: Wipe down the exterior of the unit with a damp cloth to remove dust and dirt.
4.3 Winterization (Off-Season Storage):
- Disconnect the power supply.
- Turn off the water supply and drain all water from the unit.
- Clean the reservoir and media pads thoroughly.
- Ensure the unit is completely dry to prevent mold or mildew growth during storage.
- Cover the unit to protect it from dust and debris.
5. Troubleshooting
This section addresses common issues you might encounter with your Mastercool Evaporative Cooler.
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | No power supply; Power button not pressed. | Check power cord connection and outlet. Press the Power button. |
| No cooling effect. | Pump not running; Low water level; Clogged media pads; High ambient humidity. | Ensure pump is ON. Check water supply and level. Clean or replace media pads. Ensure adequate ventilation. |
| Water leakage. | Improper installation; Loose water connections; Damaged reservoir. | Verify proper installation and sealing. Tighten water connections. Inspect reservoir for cracks. |
| Unpleasant odor. | Algae or bacterial growth in water reservoir or pads. | Drain and clean the water reservoir and media pads thoroughly. Use a mild disinfectant if necessary. |
| Excessive noise. | Fan obstruction; Loose components; Motor issue. | Check for any objects obstructing the fan. Ensure all components are securely fastened. If noise persists, contact customer support. |
If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact Champion customer support.
6. Specifications
| Brand | Champion |
| Model Name | MCP44 |
| Mounting Type | Window Mount (designed for wall-through installation) |
| Special Feature | Lightweight |
| Color | Ivory |
| Air Flow Capacity | 4000 Cubic Feet Per Minute (CFM) |
| Controls Type | Remote |
| Floor Area Coverage | 1600 Square Feet |
| Recommended Uses | Residential |
| Included Components | Remote Control |
| Number of Speeds | 3 |
| Product Dimensions | 22"D x 33.5"W x 46"H |
| Voltage | 115 Volts |
| Manufacturer | Champion Cooler Corp |
| Item Weight | 78 pounds |
| UPC | 009009520335 |
| Manufacture Year | 2013 |
| Origin | Made in USA |
7. Warranty and Support
7.1 Manufacturer's Warranty:
The Mastercool Evaporative Cooler comes with a manufacturer's warranty. This typically includes a 1-year warranty on the unit and a 5-year warranty on the media pads. For detailed terms, conditions, and registration, please refer to the warranty documentation included with your product or visit the Champion Cooler Corp official website.
7.2 Customer Support:
For technical assistance, parts, or service inquiries, please contact Champion Cooler Corp customer support. Have your model number (MCP44) and purchase date ready when contacting support.
Note: Specific contact information (phone number, email, website) is typically provided in the product packaging or on the manufacturer's official website.