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Haier DW-86L729BP Operation Manual

Haier DW-86L729BP Operation Manual

Ultra low temperature freezer

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Summarization of Contents

Safety Labels and Safety Precautions
Safety labels
Describes various warning symbols and their meanings for safe operation.
Safety precautions
Lists general safety advice and essential actions to take for user protection.
Technical Data
Packing List
Details the items included in the product packaging for user reference.
Specifications, Technical data and Packing list
Specification
Details various components and materials of the freezer unit.
Technical data
Provides specific technical parameters of the freezer models.
Packing list
Lists the items included in the product packaging.
Wiring Diagram
Wiring Diagram for Specific Models
Visual representation of electrical connections for certain models.
Optional Accessories
Temperature recorder
Describes an optional accessory for temperature monitoring and data logging.
CO₂/LN₂ backup system
Details the optional backup cooling systems available for the freezer.
Installation
Installation environment
Specifies suitable locations and environmental conditions for freezer setup.
Installation site
Provides requirements for the physical placement and connection of the unit.
Refrigeration and Wiring Diagram
Refrigeration diagram
Visual representation of the freezer's cooling system components and flow.
Product Feature
Temperature control
Details the computer-controlled temperature regulation and range.
Security system
Covers various alarms, protection levels, and security features.
Refrigeration system
Explains the cooling technology, efficiency, and preservation capabilities.
User-friendly Design
Highlights ease-of-use features, ergonomic design, and operational convenience.
FAQ
Fault
Lists common operational faults and their initial troubleshooting steps.
Troubleshooting
Provides solutions for specific issues like startup problems or poor refrigeration.
Recycling the Rechargeable Battery
Location of the battery
Specifies where the rechargeable battery is located within the unit.
Removal of the battery
Outlines the procedure for safely removing the battery for replacement or recycling.
Cleaning maintenance
Cleaning the freezer
Provides instructions for routine exterior and interior cleaning of the unit.
Cleaning the condenser filter
Details steps for cleaning the condenser filter to maintain performance.
Defrost
Explains the process for defrosting the freezer interior to remove frost and ice.
Application method
Unlocking the freezer
Explains the procedure to unlock the control panel for adjustments and settings.
Setting the inner temperature
Guides on how to set the desired internal temperature range for the freezer.
Setting the high temperature alarm
Details how to configure high-temperature alarm settings and thresholds.
Control panel
DW-86L579BP/729BP/829BP/959BP Control Panel
Details the control panel interface and status indicators for specific models.
DW-86L579BPT/729BPT/829BPT/959BPT/959W/828W Control Panel
Describes the touch screen interface and alarm indicators for other models.
Alarm
Alarm Table
Lists various alarm types, codes, instructions, and remarks for fault conditions.
IC Card Registration Mode
Registering IC Cards
Details the process of registering IC cards for access control.
USB-based Data Export
Enables automatic export of temperature, alarm, and event records via USB.
Inquiry
Event record
Queries records of door opening/closing, settings, uploads, and logins.
Power and battery
Views main and backup battery voltage and remaining level.
Backup system
Backup system type
Allows selection between liquid nitrogen (LN2) and carbon dioxide (LCO₂) backup.
Set injection temperature
Sets the temperature for the backup system's spraying function.
Projected injection time
Allows setting the estimated usable time for the installed backup system.
User login mode
Ordinary Mode
Describes the access level for normal users, limiting certain functions.
Authorized Mode
Details administrator access, allowing full control and settings modification.
Graph
2h Graph
Displays temperature graph for the last 2 hours with default settings.
24h Graph
Displays temperature graph for the last 24 hours.
7day Graph
Displays temperature graph for the last 7 days.
One month Graph
Displays temperature graph for the last month.
Operation
Alarm volume
Adjusts the audible volume of system alarms.
Screen brightness
Adjusts the brightness of the liquid crystal display screen.
Screen auto-lock
Sets the time delay before the screen enters sleep mode.
Auto-logout time
Sets the time delay before the logged-in account automatically logs out.
Remote alarm terminal
Contact output
Describes the types of contact outputs for remote alarm signals.
Standard R485 port
Explains the use of the R485 port for transmitting temperature data.
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