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Warning notices: Before using this product, please read this manual and SAFETY MANUAL(if any)carefully
and keep it for future reference. The design and specifications are subject to change without prior notice for
product improvement. Consult with your dealer or manufacturer for details.
The diagram above is just for reference. Please take the appearance of the actual product as the standard.
Room Air Conditioner
USER MANUAL
MODEL NUMBER:
MFEP50VA-N
MFEP70VA-N
MFEP80VA-N
MFEP26VA-N
MFEP35VA-N
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Table of Contents
Related Manuals for Midea MFEP70VA-N
Summarization of Contents
Safety Precautions
Explanation of Symbols
Explains symbols used in the manual for warnings and instructions.
Production Installation
Accessories
Lists and describes the included accessories for installation.
Indoor Unit Installation Summary
Select Installation Location
Guides the user on choosing an appropriate location for the indoor unit.
Attach Mounting Plate
Instructions for attaching the indoor unit mounting plate.
Determine Wall Hole Position
Details on marking and determining the wall hole position for pipes.
Drill Wall Hole
Steps for drilling the necessary hole through the wall.
Connect Piping
Instructions on how to connect the refrigerant and drain piping.
Connect Wiring
Guides on connecting the electrical wiring for the unit.
Prepare Drain Hose
Steps to prepare and connect the drain hose correctly.
Wrap Piping and Cables
Instructions on bundling and insulating pipes and cables.
Mount Indoor Unit
Steps for physically mounting the indoor unit onto the plate.
Install Indoor Unit
Select Installation Location
Guides the user on choosing an appropriate location for the indoor unit.
Drill Wall Hole for Piping
Determine Wall Hole Location
Details on marking and determining the wall hole position for pipes.
Prepare Mounting Plate
Instructions for removing screws and preparing the mounting plate.
Secure Mounting Plate
Steps to secure the mounting plate to the wall.
Confirm Wall Hole Position
Verifying the wall hole location based on the mounting plate.
Drill Wall Hole
Drill the Wall Hole
Instructions on drilling the wall hole at a slight downward angle for drainage.
Install Protective Wall Cuff
Guide on placing the protective cuff in the drilled hole.
Install Refrigerant Pipe and Drain Hose
Prepare Refrigerant Piping
Instructions for preparing the refrigerant piping before installation.
Choose Piping Exit Direction
Selecting the direction for the piping to exit the unit.
Manage Knock-out Panel
Instructions on removing or keeping the knock-out panel for piping access.
Use Back Holder for Support
Using the unit's holder to support it during piping connection.
Connect Piping to Indoor Unit
Connecting the indoor unit's refrigerant piping to the main line.
Connect Embedded Piping
Access Internal Components
Steps to open panels and access connection points.
Support Unit for Connections
Using the unit's holder to support it during piping connection.
Connect Drain Hose and Piping
Connecting the drain hose and refrigerant piping.
Expose Pipe Connection Points
Keeping connection points accessible for leak testing.
Insulate Connection Points
Insulating the connection points after the leak test.
Release Unit Support
Removing the support holder after connections are made.
Mount Unit Securely
Securing the indoor unit onto the mounting plate.
Connect Drain Hose
Attach Drain Hose
Instructions for attaching the drain hose to the unit.
Seal Hose Connection
Sealing the drain hose connection point to prevent leaks.
Plug Unused Drain Hole
Instructions to plug any unused drain holes to prevent leaks.
Electrical Work Preparation
Connect Signal and Power Cables
Guides on connecting the signal and power cables to the unit.
Prepare Cables for Connection
Steps for preparing the power and signal cables.
Select Cable Size
Guidance on selecting appropriate cable sizes based on unit specifications.
Handle Live Wires Safely
Precautions for handling live wires during electrical connections.
Wrap Piping and Cables
Bundle Piping and Cables
Bundling drain hose, pipes, and signal cable together.
Attach Drain Hose to Pipes
Securing the drain hose to the underside of refrigerant pipes.
Insulate Piping Bundle
Tightly wrapping the bundled pipes, wire, and hose with insulation tape.
Mount Indoor Unit
Connect to Outdoor Unit
Steps for connecting new piping to the outdoor unit.
Install Outdoor Unit
Select Outdoor Unit Location
Guidelines for choosing a suitable location for the outdoor unit.
Install Drain Joint (Heat Pump)
Locate Base Pan Hole
Identifying the drain hole on the outdoor unit's base pan.
Attach and Insert Drain Joint
Fitting the seal and inserting the drain joint into the base pan.
Anchor Outdoor Unit
Ground or Platform Installation
Steps for anchoring the outdoor unit on the ground or a platform.
Wall-Mounted Bracket Installation
Steps for mounting the outdoor unit on a wall bracket.
Connect Signal and Power Cables
Prepare Cables for Connection
Steps for preparing the power and signal cables.
Select Cable Size
Guidance on selecting appropriate cable sizes based on unit specifications.
Handle Live Wires Safely
Precautions for handling live wires during electrical connections.
Refrigerant Piping Connection
Piping Connection Precautions
Warnings and precautions to take during refrigerant piping connection.
Refrigerant Piping Instructions
Detailed instructions for connecting refrigerant piping.
Cut Refrigerant Pipes
Steps for cutting refrigerant pipes accurately.
Check Pipe Ends for Cracks and Flaring
Remove Pipe Burrs
Instructions for removing burrs from cut pipe ends.
Flare Pipe Ends
Steps for flaring pipe ends to ensure an airtight seal.
Torque Requirements for Pipe Connection
Connect Piping to Indoor Unit
Detailed steps for connecting refrigerant piping to the indoor unit.
Connect Piping to Outdoor Unit
Access Outdoor Unit Valves
Steps to access the valves on the outdoor unit.
Connect Piping to Valves
Connecting refrigerant pipes to the outdoor unit valves.
Tighten Outdoor Piping Connections
Tightening refrigerant pipe connections to the outdoor unit valves.
Air Evacuation
Evacuation Instructions
Step-by-step guide for performing air evacuation.
Connect Manifold Gauge and Vacuum Pump
Connecting the necessary equipment for system evacuation.
Electrical and Gas Leak Checks
Electrical Safety Checks
Verifying electrical safety and proper wiring installation.
Gas Leak Checks
Methods for checking the system for refrigerant leaks.
Check Grounding Work
Verifying that the unit is properly grounded.
Check for Electrical Leakage
Performing an electrical leakage test during the test run.
Test Run
Test Run Instructions
Steps to perform the test run and checks.
Operation Instructions
Indoor Unit Display
Explanation of the indicators and display on the indoor unit.
Optimize Unit Performance
Auto-Restart Function
Description of the automatic restart function after power loss.
Anti-Mildew Function
Explains the anti-mildew function after cooling or dry modes.
Wireless Control
Information on controlling the unit via a mobile device.
Active Clean Function
Details on the self-cleaning technology of the unit.
ECO Intelligent Eye
Explanation of the intelligent energy-saving eye feature.
Refrigerant Leakage Detection
How the unit detects and indicates refrigerant leakage.
Louver Angle Memory
The function that remembers the louver's last position.
Breeze Away Function
Feature that avoids direct airflow for comfort.
Sleep Operation
How the Sleep function adjusts temperature for comfort during sleep.
Setting Airflow Direction
Set Horizontal Airflow Manually
Instructions for manually adjusting the horizontal airflow direction.
Remote Control Operation
Quick Start Guide
A quick guide to operating the remote control.
Remote Controller Handling
Insert and Replace Batteries
Steps for inserting and replacing batteries in the remote control.
Remote Screen Indicators
Temperature/Timer/Fan Speed Display
Explains the default display and what it shows during timer functions.
Basic Functions Operation
AUTO Mode Operation
How to select and use the AUTO mode for cooling or heating.
COOL or HEAT Mode Operation
How to select and use the COOL or HEAT modes.
DRY Mode Operation
How to select and use the DRY mode for dehumidification.
FAN Mode Operation
How to select and use the FAN mode for air circulation.
Setting the Timer
TIMER ON Setting
Steps to set the timer for the unit to turn on automatically.
TIMER OFF Setting
Steps to set the timer for the unit to turn off automatically.
Advanced Functions Operation
Swing Function
How to control the louvers for airflow direction.
Airflow Direction Control
Setting the louver to specific airflow directions.
LED Display Control
Turning the LED display and buzzer on or off.
BOOST Function
How to use the BOOST function for rapid temperature adjustment.
Care and Maintenance
Clean Indoor Unit Air Filter
Step-by-step guide for cleaning the indoor unit's air filter.
Access Air Filter
How to access and remove the air filter from the indoor unit.
Clean Air Freshening Filter
Instructions for cleaning the air freshening filter.
Wash and Rinse Air Filter
Instructions for washing and rinsing the main air filter.
Reinstall Air Filter
How to re-clip and reinstall the air filter.
AC Maintenance
Air Filter Reminders
Explains the reminders for cleaning or replacing the air filter.
Maintenance for Non-Use Periods
Steps to take when the unit will not be used for an extended time.
Pre-Season Inspection
Inspection steps before using the unit after a period of non-use.
Trademarks, Copyrights, and Legal Statement
Disposal and Recycling
Instructions for environmentally responsible disposal and recycling of the product.
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