1. Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your Boreal BRISA 36,000 BTU 3 Tons Quad Zone Wall Mount Ductless Mini Split System. Please read this manual thoroughly before installation and use, and retain it for future reference.
Important Safety Information: Installation and servicing of this equipment must be performed by a state-licensed HVAC contractor. Improper installation or maintenance can result in electric shock, fire, water leakage, or other hazards. Always disconnect power before performing any maintenance or service.
2. Product Overview
The Boreal BRISA Quad Zone Mini Split System is designed to provide efficient heating and cooling for multiple areas. This system includes one outdoor condenser unit, four indoor wall-mounted air handlers (9,000 BTU each), and wireless remote controls for each indoor unit.
2.1 System Components
- Outdoor Condenser Unit
- Four Indoor Wall Mounted Air Handlers (9,000 BTU each)
- Wireless Remote Controls (one for each indoor unit)
- Lineset (required, but not included)

Image Description: A complete Boreal BRISA Quad Zone Mini Split System. The image displays a single outdoor condenser unit at the top, four indoor wall-mounted air handlers arranged below it, and a wireless remote control positioned to the left of the indoor units. All components are white or light gray.

Image Description: Various installation accessories for a mini split system. This includes a coiled bundle of white flexible conduit (lineset protection), a rectangular surge protection device labeled 'INTERMATIC AG1000', and a flat, gray rectangular pad, likely for mounting the outdoor unit.
3. Setup and Installation
Professional Installation Required: For warranty eligibility and safe operation, installation must be performed by a state-licensed HVAC contractor. This system operates on 230V electrical supply.
3.1 Outdoor Condenser Unit
The outdoor unit should be placed on a level, stable surface, ensuring adequate clearance for airflow around the unit. It connects to the indoor units via refrigerant lines (lineset) and electrical wiring.

Image Description: A close-up view of the Boreal BRISA outdoor condenser unit. The unit is white with a large fan grille on the left side and a control panel area on the right, featuring the 'boreal Air Conditioning INVERTER' logo.
3.2 Indoor Wall Mounted Air Handlers
Each indoor unit is designed for wall mounting in the desired zone. Proper placement ensures optimal air distribution and temperature control. The units connect to the outdoor condenser via the lineset and communication wiring.

Image Description: A front view of a Boreal BRISA indoor wall-mounted air handler. The unit is white and rectangular, with a subtle 'boreal' logo on the bottom left. A digital display showing '74°F' and a power icon is visible on the right side.
4. Operating Instructions
Each indoor unit is controlled by its dedicated wireless remote control. Ensure the remote has fresh batteries and is pointed towards the indoor unit when sending commands.
4.1 Remote Control Overview

Image Description: A white wireless remote control for the Boreal BRISA mini split system. It features a digital display at the top showing various icons and a temperature reading of '74'. Below the display are numerous buttons for functions like ON/OFF, MODE, FAN, TURBO, TEMP, CLOCK, WIFI, SLEEP, and LIGHT.
4.2 Basic Operation
- ON/OFF: Press to power the unit on or off.
- MODE: Cycle through operating modes: Auto, Cool, Dry, Heat, Fan.
- FAN: Adjust fan speed (Auto, Low, Med, High).
- TEMP: Use the up/down arrows to set the desired temperature.
4.3 Special Features
- TURBO: Activates maximum cooling or heating for rapid temperature change.
- I FEEL: The remote control measures the temperature at its location and sends the signal to the indoor unit, allowing for more precise temperature control in your immediate vicinity.
- WIFI: Activates the Wi-Fi function for smart control (if applicable and configured).
- SLEEP: Adjusts temperature settings automatically during sleep for comfort and energy saving.
5. Maintenance
Regular maintenance ensures optimal performance and longevity of your mini split system.
5.1 Air Filter Cleaning
The indoor unit's air filters should be cleaned regularly, typically every 2-4 weeks, depending on usage and air quality. Refer to your indoor unit's specific instructions for filter removal and cleaning. Clean filters improve air quality and system efficiency.
5.2 Outdoor Unit Maintenance
Keep the outdoor unit free from obstructions such as leaves, dirt, and debris. Periodically clean the coils with a soft brush or vacuum cleaner. Ensure proper drainage around the unit.
5.3 Professional Servicing
It is recommended to have a licensed HVAC technician perform annual inspections and maintenance to ensure all components are functioning correctly and to prevent potential issues.
6. Troubleshooting
Before contacting service, review the following common issues and solutions:
- Unit not turning on: Check power supply, circuit breaker, and remote control batteries.
- Insufficient cooling/heating: Ensure air filters are clean, doors/windows are closed, and temperature settings are appropriate. Check for obstructions around indoor/outdoor units.
- Unusual noises: Minor operational noises are normal. Loud or persistent noises may indicate an issue requiring professional inspection.
- Water leakage: Check for clogged drain lines. This often requires professional attention.
If problems persist after attempting these solutions, contact a licensed HVAC professional for assistance.
7. Specifications
Key technical specifications for the Boreal BRISA MBRS36-W400 system:
| Feature | Specification |
|---|---|
| Model Number | MBRS36-W400 |
| Capacity | 36,000 BTU (3 Tons) |
| Indoor Unit Capacity (each) | 9,000 BTU |
| Voltage | 230 Volts |
| SEER (Seasonal Energy Efficiency Ratio) | 22 |
| EER (Energy Efficiency Ratio) | 12.50 |
| HSPF (Heating Seasonal Performance Factor) | 11 |
| Refrigerant | R-410A |
| Room Coverage | 1,200 - 2,000 sqft |
| Special Features | Remote Controlled |

Image Description: A table detailing the dimensions (Width x Height x Depth) for various Boreal Brisa Multi indoor and outdoor units. For indoor units, 9,000 BTU is 31" x 10.75" x 7". For outdoor units, 36,000 BTU is 42" x 17" x 43".
8. Warranty and Support
8.1 Manufacturer's Warranty
The Boreal BRISA system comes with a manufacturer's warranty of three (3) years on all parts and five (5) years on the compressor. Please note that to be eligible for this warranty, the installation must be performed by a state-licensed HVAC contractor.
8.2 Customer Support
For technical support, warranty claims, or service inquiries, please refer to the contact information provided with your purchase documentation or visit the official Boreal website. Always provide your model number (MBRS36-W400) and purchase date when contacting support.





