Table of Contents
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SPLIT-TYPE ROOM AIR CONDITIONER
Owner's Manual &
Installation Manual
Model:
MS-09CRFB
MS-12CRF1B
MS-18CRFB
MS-22CRFB
IMPORTANT NOTE:
Read this manual carefully before installing
or operating your new air conditioning
unit. Make sure to save this manual for
future reference.
Please check the applicable models, technical
data, F-GAS(if any) and manufacturer information
from the "Owner's Manual - Product Fiche "
in the packaging of the outdoor unit.
(European Union products only)
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Table of Contents
Related Manuals for Midea MS-22CRFB
Summarization of Contents
Safety Precautions
Product Use Safety Warnings
Key safety warnings for operating the air conditioner to prevent injury or damage.
Cleaning and Maintenance Safety
Safety precautions to follow during cleaning and maintenance activities.
Cautions and Electrical Safety
General cautions and specific warnings related to electrical safety.
Fuse and UV-C Lamp Safety
Details on fuse specifications and safety for UV-C lamps.
Installation Safety Warnings
Critical safety guidelines that must be followed during unit installation.
Refrigerant and Disposal Notes
Information on fluorinated gases and European disposal guidelines.
R32/R290 Refrigerant and Disposal
Specific warnings for R32/R290 refrigerants and European disposal instructions.
Unit Specifications and Features
Indoor Unit Display Information
Explains the various indicators and codes displayed on the indoor unit's display panel.
Operating Temperature Ranges
Defines the operational temperature ranges for optimal performance and safety.
Additional Unit Features
Describes additional functionalities and special modes of the air conditioner.
Airflow Angle and Manual Operation
Instructions on airflow adjustment and manual unit operation.
Care and Maintenance
Indoor Unit Cleaning Guide
Step-by-step guide for cleaning the interior components of the air conditioner.
Air Filter Cleaning Procedure
Detailed instructions on how to remove, clean, and re-install the air filters.
Filter Reminders and Long-Term Maintenance
Information on filter reminders and maintenance for non-use/pre-season.
Troubleshooting Guide
Common Issues and Causes
Identifies frequent operational problems and their likely causes.
Poor Cooling Performance Solutions
Solutions for issues related to insufficient cooling output.
Unit Operation and Heating Issues
Addresses problems like unit not starting, intermittent operation, or poor heating.
Indoor Unit Installation Steps
Location Selection and Pre-Installation
Steps before installation, including model verification and choosing a suitable location.
Mounting Plate Installation
Instructions for securely attaching the indoor unit's mounting plate to the wall.
Wall Hole Drilling for Piping
Details on drilling the wall hole for connecting indoor and outdoor units, including dimensions.
Piping Prep and Drain Hose Connection
Steps for preparing refrigerant pipes and connecting the drain hose for proper drainage.
Electrical Wiring and Cable Safety
Safety guidelines for electrical work and connecting power/signal cables.
Cable and Pipe Wrapping
How to properly bundle and insulate refrigerant pipes, drain hose, and signal cable.
Final Indoor Unit Mounting
Final steps for securely mounting the indoor unit onto the wall plate.
Outdoor Unit Installation
Outdoor Unit Location Criteria
Criteria and conditions for selecting an appropriate installation location for the outdoor unit.
Drain Joint and Anchoring Procedures
Procedures for installing the drain joint and anchoring the outdoor unit to the base.
Outdoor Unit Mounting and Dimensions
Provides unit dimensions and details for ground or wall bracket mounting.
Outdoor Unit Wiring Connections
Instructions for wiring the outdoor unit, including cable preparation and terminal connections.
Refrigerant Piping Connection
Pipe Length and Cutting Guidelines
Importance of pipe length for performance and initial pipe cutting procedure.
Burr Removal and Pipe Flaring
Steps to prepare the pipe ends by removing burrs and flaring them properly.
Pipe Connection and Torque Specs
Instructions for connecting pipes and applying correct torque for secure connections.
Air Evacuation and Refrigerant
Evacuation Procedure Steps
Procedures for preparing the system and performing air evacuation using a vacuum pump.
Adding Refrigerant Guidelines
Guidelines for calculating and adding refrigerant based on pipe length and unit model.
Electrical and Leak Checks
Electrical Safety and Grounding
Verifying electrical safety, wiring compliance, and proper grounding.
Gas Leak Detection Methods
Methods for detecting refrigerant leaks at connection points using soap water or a detector.
Test Run and Final Checks
Performing Test Run Operations
Detailed checks to perform during and after the unit's test run for proper operation.
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