Blueridge BMY12DIY22 User Manual

SPLIT-TYPE ROOM AIR CONDITIONER
Owner’s Manual &
Installation Manual
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Blueridge BMY12DIY22 Specifications

General

Cooling Capacity	12000 BTU
SEER Rating	22
HSPF Rating	10
Voltage	208/230V
WiFi	Yes
Energy Efficiency Ratio (EER)	12.5
Operating Frequency	60 Hz

Summary

Common Installation Errors

Wiring and Refrigerant Connection Mistakes

Common installation errors involving wiring and refrigerant line connections.

220V Electrical System Wiring

Disconnect Box Connections

Details on connecting power wires to the disconnect box for 220V systems.

110V Electrical System Wiring

Disconnect Box Connections

Details on connecting power wires to the disconnect box for 110V systems.

Refrigerant Valve Operation

Opening Outdoor Unit Valves

Crucial step of opening outdoor unit valves after refrigerant line connection.

Safety Precautions

Product Use Warnings

Critical safety advice for operating the air conditioning unit.

Cleaning and Maintenance Safety

Safety guidelines for cleaning and maintaining the air conditioner.

General Safety Advice

Cautionary Notes

General cautionary notes to prevent hazards and property damage.

Electrical Safety Guidelines

Essential safety rules for all electrical work and connections.

Installation and Refrigerant Safety

Installation Safety Warnings

Safety protocols to follow during the installation process.

Fluorinated Gases and Disposal

Information on fluorinated gases and European disposal guidelines.

Refrigerant Handling and Disposal

R32/R290 Refrigerant Warnings

Specific safety precautions when using R32/R290 refrigerants.

European Disposal Guidelines

Procedures for correctly disposing of waste electrical and electronic equipment.

Unit Specifications and Features

Indoor Unit Display Indicators

Explains the various indicators and codes displayed on the indoor unit.

Display Code Meanings

Indoor Unit Display Codes

Detailed meanings of various codes displayed on the indoor unit's screen.

Operating Temperature Ranges

Inverter Split Type Temperatures

Operating temperature limits for inverter split type models.

Fixed-speed Type Temperatures

Operating temperature limits for fixed-speed type models.

Other Unit Features

Auto-Restart and Anti-Mildew

Explains auto-restart functionality and anti-mildew mode.

Wireless Control and Louver Memory

Describes wireless control capabilities and louver angle memory.

Refrigerant Leak Detection

How the unit detects and indicates refrigerant leaks.

Sleep Operation Mode

Functionality of the sleep mode to conserve energy during rest.

Airflow Angle Adjustment

Vertical Airflow Angle

How to adjust the vertical angle of airflow using the remote control.

Horizontal Airflow Angle

How to manually adjust the horizontal angle of airflow.

Manual Operation Mode

Forced Operation Controls

Instructions for manual operation when the remote is lost.

Care and Maintenance

Indoor Unit Cleaning

Guidelines for cleaning the indoor unit's exterior and components.

Air Filter Cleaning and Replacement

Procedures for cleaning and replacing the air filters.

Filter Reminders and Maintenance Schedules

Air Filter Cleaning Reminder

Notification for cleaning the air filter.

Air Filter Replacement Reminder

Notification for replacing the air filter.

Non-Use and Pre-Season Maintenance

Recommended maintenance for periods of non-use and before seasonal operation.

Troubleshooting Common Issues

Unit Not Turning On

Possible causes and solutions when the unit fails to power on.

Mode Changes and Mist Emission

Explanations for unit mode changes and white mist formation.

Unusual Noises During Operation

Identifying and understanding normal and abnormal operational noises.

Troubleshooting Performance Issues

Outdoor Unit Noises and Odors

Addressing noises from the outdoor unit and emitted odors.

Fan Operation and Unresponsiveness

Issues related to the outdoor fan not operating or unit unresponsiveness.

Poor Cooling Performance

Causes and solutions for reduced cooling efficiency.

Troubleshooting Operational Faults

Unit Not Working or Stopping Frequently

Diagnosing reasons for the unit not working or frequent stopping.

Poor Heating Performance

Possible causes for inadequate heating performance.

Indicator Lamps and Error Codes

Interpreting flashing indicator lamps and error codes for diagnosis.

Included Accessories

Installation and Operation Accessories

List of accessories included for installation and operation.

Piping and Insulation Accessories

Specific accessories for refrigerant piping and insulation.

Indoor Unit Installation Summary

Step-by-Step Installation Guide

A visual summary of the indoor unit installation process.

Unit Component Identification

Indoor and Outdoor Unit Parts

Identification and numbering of key components for indoor and outdoor units.

Indoor Unit Installation Procedure

Selecting Installation Location

Standards and criteria for choosing the optimal indoor unit location.

Mounting Plate Installation

Steps and considerations for attaching the mounting plate to the wall.

Drilling and Mounting Plate Details

Wall Hole for Piping

Guidance on drilling the wall hole for connective piping.

Mounting Plate Dimensions and Alignment

Dimensions and correct orientation for mounting plates.

Refrigerant Piping Preparation

Tools and Important Information

List of required tools and crucial information for refrigerant piping.

Connecting Refrigerant Pipes to Indoor Unit

Step-by-step guide for connecting refrigerant pipes to the indoor unit.

Connecting Refrigerant Pipes (Indoor)

Tightening and Securing Connections

Instructions for tightening refrigerant pipe connections securely.

Wrapping Piping and Cables

How to wrap refrigerant pipes and connecting cables together.

Drain Hose Connection and Routing

Attaching and Securing Drain Hose

Steps for connecting and securing the drain hose for proper drainage.

Drain Hose Placement Guidelines

Best practices for routing the drain hose to prevent issues.

Electrical Work Regulations and Cable Connection

Electrical Work Compliance

Regulations and safety checks before performing electrical work.

Signal Cable Connection

How to connect the signal cable between indoor and outdoor units.

Choosing the Right Cable Size

Guidance on selecting appropriate cable sizes based on unit specifications.

Outdoor Unit Wiring Connections

Model A Wiring Procedure

Step-by-step wiring instructions for Model A outdoor unit.

Model B Wiring Procedure

Step-by-step wiring instructions for Model B outdoor units.

Bundling and Mounting Indoor Unit

Bundling Pipes, Hoses, and Cables

Instructions for bundling various components before passing through walls.

Securing the Indoor Unit

Steps for securely mounting the indoor unit onto the wall bracket.

Outdoor Unit Installation Guide

Outdoor Unit Location Selection

Criteria and standards for choosing an appropriate location for the outdoor unit.

Outdoor Unit Mounting and Drainage

Drain Joint Installation (Heat Pump)

How to install the drain joint on heat pump units.

Anchoring the Outdoor Unit

Procedures for anchoring the outdoor unit to the ground or wall bracket.

Outdoor Unit Dimensions and Mounting

Mounting Dimensions Chart

Table detailing dimensions for mounting outdoor units of various sizes.

Ground and Wall Mounting Procedures

Step-by-step instructions for ground and wall mounting.

Outdoor Unit Cable Connections

Preparing and Connecting Cables

Steps for preparing and connecting power and signal cables to the outdoor unit.

North America Wiring Specifics

Specific wiring procedures and conduit use for North American installations.

Outdoor Unit Wiring Model B

Model B Cable Connection Steps

Specific instructions for connecting wires on Model B outdoor units.

Refrigerant Piping Connection

Connecting Pipes to Outdoor Unit

Guide to connecting refrigerant pipes to the outdoor unit valves.

Refrigerant Pipe Connection Torque

Coupling Size and Torque Specifications

Table specifying torque values for different coupling sizes.

Valve Opening and Leak Checks

Procedures for opening valves and performing final leak checks.

Electrical and Gas Leak Checks

Electrical Safety Checks

Verifying electrical system safety and grounding resistance.

Gas Leak Detection Methods

Methods for checking refrigerant leaks using soap water or a detector.

Test Run Procedure

Performing Operational Checks

Steps to perform during the test run, including function and connection checks.

Ambient Temperature Operation

How to test cooling function in low ambient temperatures.