To Next PageTo Next PageWhat to do if the Daikin Heat Pump user interface displays the unit number, the operation lamp flashes, and a malfunction code appears?
If the user interface display indicates the unit number, the operation lamp flashes, and a malfunction code appears, notify your installer and report the malfunction code.
Information about the manual, its content, and where to find the latest revisions.
Crucial safety instructions for installers to prevent risks during installation and operation.
Covers general warnings, child safety, electrical hazards, and proper unit handling.
Guidelines for safe operation, including avoiding internal parts and chemical exposure.
Diagrams and descriptions of system components and possible combinations for VRV IV heat pump systems.
Specifies the temperature and humidity ranges for safe and effective operation of the system.
Instructions for operating the system in cooling, heating, fan-only, and automatic modes.
Explains heating operation, defrost cycles, and hot start procedures for optimal comfort.
Information on refrigerant type R410A, its GWP, and essential safety precautions for handling.
Advice on contracting professional service for maintenance and inspection to ensure unit longevity.
Lists main and sub error codes displayed on the unit, with their causes and solutions.
Describes common operational symptoms that do not indicate a system malfunction, with explanations.
Requirements for outdoor unit installation site, including spacing and cold climate considerations.
Instructions for securing the outdoor unit to a strong base, ensuring proper leveling and stability.
Specifications for refrigerant piping, including material selection, size, and thickness.
Detailed steps for routing and connecting refrigerant pipes, including multi-connection kits and branch kits.
Procedures for performing leak tests and vacuum drying to ensure system integrity.
Guide to calculating and performing refrigerant charge, including pre-charging and automatic/manual methods.
Information on electrical standards compliance and requirements for safety devices like fuses and earth leakage protectors.
Instructions for routing transmission wiring and connecting the main power supply to the unit.
How to configure system parameters using the outdoor unit's interface, modes, and DIP switches.
Details on activating and using the automatic leak detection feature for system monitoring.
Essential precautions and a checklist to ensure all installation steps are completed before commissioning.
Step-by-step guide to perform a complete system test run, verifying operation and checking for issues.
Guidance on resolving malfunctions identified by error codes, including resetting and retrying operations.
A table listing error codes, their causes, and corresponding solutions for different unit types.
Diagrams and dimensions specifying the minimum required space around the outdoor unit for servicing.
Schematic diagrams illustrating the refrigerant piping for various outdoor unit models.
Electrical wiring diagrams for outdoor units, showing component connections and legends.
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