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Explains safety precautions and the meaning of DANGER, WARNING, CAUTION, and NOTE symbols.
Guidance on safe operation, protective devices, and regulations.
Defines applications and covers outdoor installation considerations.
Recommends maintenance and warns about modifications voiding warranty.
Instructions for breakdowns, contacting service, and installer's role in user training.
Advises on updating data and keeping unit documentation accessible.
Explains serial number use for identification and ordering, and how to request assistance.
Lists available accessories such as operation manuals and probes.
Details R32 refrigerant properties, quantities, and CO2 equivalents.
Instructions for unit reception, storage conditions, and packaging removal.
Steps for safe unit handling, including weight verification, lifting, and rolling.
Considerations for placement, functional spaces, installation standards, and vibration control.
Conditions to avoid, safety zones, and pressure relief valve gas side considerations.
Details on installation bases, snow prevention, and antivibration mount installation.
Describes panel access points for refrigerant valve, pipes, heat exchanger, hydraulics, and electrical parts.
Guidelines for hydraulic systems, water quality checks, and system cleaning.
Mandatory filter, exchanger capacity, and freeze risk measures.
Modular system overview, pump configuration, and TW probe installation.
Step-by-step procedure for starting the unit pump and system preparation.
Information on electrical data, wiring, and power supply requirements.
Guidelines for electric lines and configuring remote On-Off control.
Details on keypad connections and wiring for alarm signals and components.
Explains settings for unit size, address, mode, version, and pump configuration.
Procedure for unit addressing and controls in modular systems.
Modbus RTU protocol details, connections, and enabling procedures.
Overview of function codes and register operations for reading and writing data.
Details on register addresses, functions, and reading modular unit logbook.
Table listing addresses, functions, and notes for various unit parameters.
Table listing addresses, functions, and notes for additional unit parameters.
List of fault codes and their corresponding numerical values for error detection.
Operations by qualified technicians, pre-checks, and safety warnings.
Checklist for preliminary checks before unit start-up, with Yes/No options.
Step-by-step sequence for starting the unit and verifying circuits.
Checks for compressor resistances, voltage, and circuits during start-up.
Verifying flow-rate, compressor operation, and remote controls.
Verifying evaporator flow-rate and scroll compressor operation.
Risks of reduced load operation and information on PED directives.
How thermoregulation works and sequential unit operation in modular systems.
Instructions for keypad lock, power control, and accessing menus.
Note on accessing the password-protected SERVICE menu on slave controllers.
Explanation of various indicators and statuses shown on the unit display.
Overview of menu navigation and user menu options for cooling mode.
Installer and project menu options for unit settings and component checks.
Basic navigation, lock/unlock, and power control instructions.
Steps to set mode/temperature and access user menu options.
Displaying unit data via queries and instructions for networked units.
Selecting timer categories and configuring daily timer parameters.
Configuring weekly timers and general settings like date and time.
Enabling/disabling double setpoint and selecting silent modes.
Adjusting temperature compensation based on outdoor temperature T4 for cooling.
Selecting and configuring pump control, open/close, and inverter settings.
Procedure for alarms, master unit protection conditions, and temperature sensor faults.
Troubleshooting for main board, keypad, temperature probe, and phase sequence errors.
Troubleshooting for flow, probes, pressure, compressor protection, and temperature errors.
Troubleshooting for temperature difference, antifreeze, voltage, IPM, fan, and protection errors.
Troubleshooting for protection intervention, sensor, phase, and defrosting errors.
Explanation of status indicators for unit address, size, modes, and errors.
List of status codes related to valve opening, pressure, temperature, and frequency.
Safety warnings for refrigerant systems, area checks, work procedures, and ignition sources.
Checks for electrical components, leak detection methods, and repair procedures.
Requirements for charging, steps before dismantling, and recovery preparation.
Practices for safely recovering refrigerants, labelling, and transporting equipment.
Compliance with regulations for marking, disposing, and storing equipment.
Safety regulations, general maintenance, pre-check verification, and inspection frequency.
Table detailing maintenance task frequency and referencing local regulations.
Schedule for tracking interventions, standby procedures, and system draining steps.
Maintenance checks for compressor heater, heat exchanger, filter, flow switch, safety valve, pumps, and insulations.
Contact hazards, cleaning frequency, and procedures for air coils.
Warnings before disconnection and EU directives for electrical equipment disposal.
Overview of general risks, danger zones, handling, and installation risks.
Risks from electric parts, moving parts, refrigerant, and hydraulic components.
Technical data for performance and construction details of the unit.
Sound power and pressure levels for Standard, Silenced, and Super silenced modes.
Cooling operating ranges and calibration values for safety switches and thermostats.
Dimensional drawings and weight specifications for unit sizes 16.2, 20.2, and 24.2.
Dimensional drawings and weight specifications for unit sizes 30.2, 35.2, and 40.2.
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General