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Document introduces product overview, installation, operation, maintenance, and troubleshooting.
Lists target readers: installation, technical support, and maintenance engineers.
Explains safety symbols (Danger, Warning, Caution, Note).
Lists document revisions (A2, A1) and dates.
Company disclaimers regarding misuse, unauthorized changes, or force majeure.
Follow safety regulations, read warning labels, use genuine parts, and avoid unauthorized modifications.
Rules for installation, grounding, and maintenance to prevent shock.
Do not touch internal parts, stop on abnormal operation, disconnect switches.
Avoid flammable/explosive environments, consult manufacturer for professional maintenance.
Prohibits disposal as unsorted waste; requires sorting and recycling to protect the environment.
Describes unit features like advanced design, complete functions, safety, and energy efficiency.
Explains the naming convention for EMW series chillers.
Covers smart refrigeration/heating, RS485/CAN communication, and power-off memory.
Details system implementation.
Defines Stop, Cycle, Cool, Heat, and Auto modes for chiller operation.
Lists technical parameters like voltage, temperature range, and dimensions.
Lists electrical and EMC standards the product complies with.
Advice on reserving space and following drawings for installation.
Guidelines for moving and handling the chiller to prevent damage.
Shows the external dimensions of the chiller.
Requirements for a suitable installation location.
Specifies layout requirements for air inlet/outlet and piping.
Steps to take before starting installation.
Lists commonly used tools for installation and maintenance.
Covers prerequisites and precautions for mechanical setup.
Prerequisites and precautions for electrical wiring.
Steps for connecting power and communication cords.
Explains the controller's human-machine interface and touch screen operation.
Describes initialization and the main interface with icons.
Details the process of starting and shutting down the chiller.
How to change the chiller's operating mode via the interface.
How to view environmental, operating, and group control status.
How to access operation records and logs.
How to view and customize operation curves (temperature, pressure).
How to view active and historical alarm information.
Accessing and modifying temperature settings.
Temp Setting details and optional Team Setting for group control.
Configuration for group control function.
System Cfg for network configuration and communication protocols.
Function for changing the operator password.
How to set the unit's current system time.
Accessing the maintenance interface.
Accessing system version info and factory reset options.
Requirements before filling coolant.
Safety and environmental considerations for coolant.
Steps for initial coolant filling using vacuum.
Continues the steps for initial coolant filling.
Steps for refilling coolant during operation.
Explains the purpose and benefits of routine maintenance.
How to clean the chiller's exterior.
Routine checks and cleaning for fans.
Procedures for checking electrical connections.
Guidelines for cleaning and maintaining the condenser.
Checks for coolant concentration, pH, and purity.
Detailed procedure for replacing the coolant.
Lists common fan faults and troubleshooting.
Common refrigeration system issues and fixes.
Continues refrigeration system fault diagnosis.
Common issues in the coolant circulation system.
Introduction to replacing unit parts.
Identifies main components and their locations.
Procedure for replacing the fan.
Instructions and precautions for compressor replacement.
Steps to replace heater and pump.
Procedure for replacing electrical parts.
Overview of alarm information and release methods.
Lists specific alarms, causes, and processing methods.
Continues listing alarms, causes, and processing methods.
Continues listing alarms, causes, and processing methods.
Continues listing alarms, causes, and processing methods.
Continues listing alarms, causes, and processing methods.
Continues listing alarms, causes, and processing methods.
Example of an air conditioner barcode.
Requirements for the coolant used in the chiller.
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General