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General| Series | City Multi |
|---|---|
| Type | Heat Pump |
| Refrigerant | R410A |
| Operating Temperature (Cooling) | -5°C to 46°C |
| Operating Temperature (Heating) | -15°C to 24°C |
| Indoor Unit Compatibility | Compatible with various Mitsubishi Electric indoor units |
| Heating Seasonal Performance Factor (HSPF) | 4.0 |
| Indoor Unit Type | Wall Mounted |
Details on modifications and updates to the product series.
Critical safety information and warnings for installation and operation.
Guidelines for handling refrigerant piping, including dimensions and tools.
General introduction to the unit construction and system configurations.
Detailed technical specifications for various unit models.
Technical data including cooling/heating capacity and electrical characteristics.
Information on cooling and heating capacity characteristics and calculations.
Diagrams showing standard capacity based on total indoor unit capacity.
Methods for adjusting capacity based on air conditions and piping length.
Graphs illustrating noise levels across different frequencies.
Physical dimensions, installation space, and connection details.
Schematic diagrams for electrical connections and wiring.
Requirements for constructing the air conditioning system.
Diagram illustrating the refrigerant flow and components.
Explanation of system control methods, including M-NET and MA controllers.
Guidance for diagnosing and resolving operational issues and errors.
Detailed procedures for group and paired settings on M-NET controllers.
Actions to take for specific error codes encountered during test runs.
Procedures for diagnosing MA remote controller issues.
Common symptoms and solutions for M-NET and MA remote controller problems.
Configuration settings for DIP switches on the outdoor unit.
Details of connectors and their functions on the outdoor unit.
Guides for testing various components like thermistors, motors, and sensors.
Procedure for checking DC fan motors and associated circuit boards.
Steps for diagnosing the multi controller board, including fuse and voltage checks.
Procedure for checking the power board's voltage and connections.
Steps for verifying the noise filter circuit board's performance.
Procedure for checking the Active Filter Module (ACTM) and associated voltages.
Steps for testing the M-NET transmission power board's voltage and connections.
Detailed checks for high-pressure sensors and various thermistors.
Diagrams showing test points on outdoor multi controller and power circuit boards.
Brief check of the power module and its components.
Diagram and connection details for the outdoor noise filter circuit board.
Diagram and connection points for the transmission power board.
Connection diagrams and tester checks for the active filter module.
Details on outdoor unit functions and LED display codes.
Introduction to power wiring, control wiring, and frequency converter.
Selection of control wires, M-NET/MA wiring, and system switch settings.
Calculating electrical characteristics for power company agreements.
Procedures and guidelines for refrigerant piping installation and charging.
Safety measures and calculations to prevent refrigerant leakage hazards.
Step-by-step instructions for disassembling the outdoor unit components.
List of structural parts with part numbers and quantities.
Identification of functional components within the unit.
List of functional parts compliant with RoHS standards.
List of structural components with part numbers and quantities.
List of available optional accessories for the system.
