Table of Contents
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EN
2 1 . 1 0 - 5 2 9 9 7 8 6 _ 0 2
T r a n s l a t i o n f r o m o r i g i n a l
S G E
2 5 0 - 3 5 0 - 5 0 0 - 7 0 0
I n s t a l l a t i o n m a n u a l
50Hz
Q
OUTDOOR UNITS
C o o l i n g c a p a c i t y 2 , 7 7 ÷ 5 , 8 6 k W
H e a t i n g c a p a c i t y 2 , 9 3 ÷ 6 , 0 0 k W
w w w . a e r m e c . c o m
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Table of Contents
Related Manuals for AERMEC SGE350W
Summarization of Contents
SAFETY STANDARDS FOR R32 GAS
R32 Gas Handling and Safety Warnings
Essential safety precautions and warnings for R32 refrigerant gas.
R32 Refrigerant Maintenance and Disposal
Procedures for maintenance, repair, filling, and disposal of R32 refrigerant gas.
R32 Gas Advantages and Storage Safety
Benefits of R32 gas and safety guidelines for its transportation and storage.
GENERAL WARNINGS AND INSTALLER GUIDELINES
General Warnings for Unit Usage
Crucial warnings to observe for safe operation and to prevent damage or injury.
Installer Responsibilities and Warnings
Key responsibilities and warnings for personnel performing installation.
RECEIVING AND IDENTIFYING THE PRODUCT
Packaging Label Information
Information displayed on the packaging label for product identification.
Product Identification Plate Details
Details found on the technical plate located inside the unit.
UNIT SPECIFICATIONS AND OPERATING CONDITIONS
Unit Type and Design
Describes the type of split air conditioners and heat pumps, including inverter technology.
Key Unit Features
Lists the main characteristics and functionalities of the air conditioner unit.
Operating Limits and Safety Devices
Defines the operational boundaries and the function of safety devices.
TECHNICAL DIMENSIONS AND SIZING
SGE250 - SGE350 Dimensions
Detailed dimensions for SGE250 and SGE350 models, including diagrams.
SGE500 Dimensions
Detailed dimensions for the SGE500 model, including diagrams.
SGE700 Dimensions
Detailed dimensions for the SGE700 model, including diagrams.
MINIMUM TECHNICAL CLEARANCES FOR OUTDOOR UNIT
Outdoor Unit Installation Area Requirements
Criteria for selecting the installation area to ensure proper operation and maintenance.
Protection Against Strong Winds and Weather
Guidance on protecting the unit from strong winds and adverse weather conditions.
INSTALLATION AND WIRING PROCEDURES
Installation Notes and Warnings
Key notes and warnings to be followed during the installation process.
Installation, Transport, and Noise Considerations
Guidelines for installation, safe transport, and minimizing operational noise.
Recommended Installation Positions
Advice on optimal placement for indoor and outdoor units.
Wiring and Earthing Requirements
Standards and procedures for electrical wiring and proper earthing of the unit.
OUTDOOR UNIT INSTALLATION STEPS
Step 1: Support and Base Preparation
Instructions for fixing supports and preparing the installation base for the outdoor unit.
Step 2: Condensate Discharge Installation
Procedure for installing the condensate discharge system for the outdoor unit.
Step 3: Unit Placement and Securing
Steps for positioning and fastening the outdoor unit onto its supports.
OUTDOOR UNIT INSTALLATION AND WIRING
Step 4: Electrical Wiring Connections
Detailed steps for making electrical connections to the unit's terminal block.
Step 5: Final Unit Securing and Sealing
Procedures for securing the unit and finishing connections after wiring.
Safety Warning Before Electrical Work
Critical safety warning regarding power disconnection before electrical operations.
PIPE CONNECTIONS AND TIGHTENING
Tightening Torque for Flared Connections
Specifications for torque values when tightening flared pipe connections.
Pipe Positioning and Rain Prevention
Guidance on positioning pipes and creating a 'U' curve to prevent rain entry.
CONDENSATE DISCHARGE MANAGEMENT
Outdoor Unit Condensate Discharge Fitting
Instructions for mounting the condensate drain connection fitting on the outdoor unit.
Condensate Piping Installation Scenarios
Guidelines for condensate pipe installation based on unit positioning relative to the indoor unit.
REFRIGERANT PIPES AND CONNECTIONS
Refrigerant Pipe Specifications and Handling
Details on using copper pipes, insulation, and bend radius for refrigerant lines.
Refrigerant Connection Line Selection Table
Table specifying pipe diameters, lengths, and refrigerant charge requirements.
FITTING CONNECTION PIPES AND SIPHONS
Pipe Fitting Diagrams and Labels
Visual guide illustrating pipe connections, siphon placement, and relevant labels.
Siphon Installation for Refrigerant Flow
Guidelines for installing siphons in suction piping to ensure oil return to the compressor.
Pipe Insulation and Joint Sealing
Warning regarding pipe insulation and securing joints to prevent condensate formation.
CREATING AND CONNECTING REFRIGERANT LINES
Copper Pipe Preparation and Measurement
Steps for preparing copper pipes, including cutting, smoothing, and insulating.
Making Cooling Connections and Line Shaping
Procedures for connecting refrigerant lines, ensuring proper alignment and oil return.
REFRIGERANT LINE CONSTRUCTION NOTES
Indoor Unit Connection and Pipe Support
Precautions when connecting pipes to the indoor unit and the need for pipe support.
Pipe Insulation and Thermal Wrapping
Guidelines for insulating pipes and wrapping them to prevent leaks and condensate.
Warning on Connecting Indoor Unit Lines
Specific warning regarding the connection of indoor unit refrigerant lines and fittings.
VACUUM AND REFRIGERANT GAS CHARGING
Required Tools for Vacuum and Charging
List of essential equipment needed for vacuum pump, gauges, and refrigerant charging.
Initial Hose Connection and Vacuum Creation
Steps for connecting hoses to the service ports and initiating the vacuum process.
Vacuum Gauge Connection and Power Disconnection
Procedures for connecting vacuum gauges and ensuring power is disconnected.
VACUUM CREATION PROCEDURE
Checking Hoses and Vacuum Pump Operation
Verifying hose connections and the vacuum pump's ability to create a vacuum.
Creating Vacuum on Refrigerant Lines
Detailed steps for creating a vacuum on the refrigerant lines after a successful seal test.
REFRIGERANT GAS TOPPING UP PROCEDURE
Final Vacuum Checks and Unit Activation
Performing final vacuum checks and preparing to switch the unit to cooling mode.
Adding Refrigerant Gas to the System
Step-by-step guide for topping up the refrigerant gas based on line length and model.
LEAK DETECTION AND POST-TEST CHECKS
Leak Detection Methods
Methods for detecting refrigerant leaks using a detector or soapy water.
Post-Leak Test Checks and Valve Covers
Performing checks after leak tests and replacing valve covers.
ELECTRICAL CONNECTIONS AND SAFETY REQUIREMENTS
General Electrical Installation Guidelines
Rules for wiring, compliance with diagrams, and using qualified personnel.
Power Supply and Cable Requirements
Specifications for power supply, cable types, junctions, and connections.
Earthing Connection and Safety Standards
Critical information on proper earthing procedures and prohibited connection points.
ELECTRICAL DEVICE CHECKS AND REPAIRS
Power Connection and Circuit Breaker Specifications
Details on connecting power, circuit breaker specifications, and serial link cable separation.
Electrical Component Safety Checks and Repairs
Procedures for initial safety checks, repairs of sealed, and intrinsically safe components.
INDOOR AND OUTDOOR UNIT WIRING
Wiring Diagram and Power Supply
Illustrates the electrical connections between indoor and outdoor units and the power supply.
Cable and Switch Specifications
Recommended specifications for power cables, connection cables, and thermomagnetic switches.
DETAILED WIRING DIAGRAMS AND COMPONENTS
Wiring Diagram for SGE250, SGE350, SGE500 Models
Wiring diagram and component code descriptions for specific SGE models.
Wiring Diagram for SGE700 Model
Wiring diagram and component code descriptions specific to the SGE700 model.
Notes on Standby Control and Cable Cross-Section
Explains standby control requirements and cable cross-section selection based on system current.
OPERATING TEST PROCEDURE
Preparing the Unit for the Operating Test
Steps to ensure the unit is correctly prepared before conducting the operating test.
Performing and Verifying the Test
Instructions for running the test and checking unit operations like mode selection and condensate discharge.
POST-INSTALLATION CHECKLIST
Installation Checklist and Anomaly Verification
A checklist of items to verify after installation, including potential anomalies and their situations.
MAINTENANCE AND CLEANING PROCEDURES
General Maintenance and Cleaning Guidelines
Basic rules for disconnecting power, cleaning the unit, and handling components.
Cleaning the Air Filter and Front Panel
Instructions for removing, cleaning, and reinstalling the air filter and front panel.
Pre-Maintenance Checks and Post-Use Actions
Checks to perform before starting maintenance and actions to take after unit usage.
TROUBLESHOOTING COMMON IRREGULARITIES
Unit Start-up and Operational Mode Issues
Addresses issues like the unit not starting or switching modes autonomously.
White Mist, Noise, and Odor Issues
Explains causes and solutions for white mist, various noises, and bad smells from the unit.
Dust Emission and Outdoor Fan Operation
Discusses dust emission and troubleshooting the outdoor unit's fan.
TROUBLESHOOTING OPERATIONAL FAULTS
Unit Response and Irregular Operation Issues
Troubleshooting unpredictable behavior, lack of response, and interference issues.
Cooling Performance and Unit Not Running Problems
Addresses insufficient cooling and scenarios where the unit fails to run.
TROUBLESHOOTING OPERATIONAL FAULTS (cont.)
Autonomous Switching and Heating Yield Issues
Solutions for units switching on/off autonomously and insufficient heating yield.
Indicator Lights, Error Codes, and Persistence
Guidance on interpreting flashing indicator lights and error codes, including persistence.
ERROR CODE TABLE AND DIAGNOSTICS
Error Codes E0-F6 and Related Solutions
Table detailing error codes related to indoor/outdoor units, sensors, and protections, with corresponding solutions.
Error Codes P0-P6 and Model-Specific Issues
Table listing error codes for IPM, voltage, temperature, and compressor issues, with solutions.
Troubleshooting Response to Remote Control Issues
Advice on diagnosing and resolving issues when the unit does not respond to the remote control.
MODEL-SPECIFIC ERROR CODE TABLE
Error Codes for Specific Models (EH, EL, EC)
Detailed error codes and solutions for specific models, covering EEPROM, communication, and sensor errors.
Error Codes for Specific Models (PC)
Error codes related to IPM, voltage, compressor, and overload protections for specific models.
OUTDOOR UNIT LED INDICATORS AND ERROR DISPLAY
Understanding LED Flash Frequency Patterns
Explanation of the patterns of LED flashes indicating different operational states or errors.
Outdoor Unit LED Error Display Guide
A guide to interpreting the status of green and red LEDs on the outdoor main board for problem diagnosis.
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