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Install the unit on a sturdy floor to avoid excessive vibration and noise for optimal performance.
Avoid installing near heat-emitting appliances to prevent material modification and inefficient refrigeration.
Prevent direct sunlight exposure to avoid malfunctioning and shortened lifespan of the unit.
Avoid placing the unit in damp areas, such as near a water faucet or sink.
Avoid areas where chemicals are stored, gases are produced, or significant dust is present.
Ensure adequate ventilation; leaving at least 10 cm clearance behind the unit is recommended.
Grounding is essential to prevent electric shock due to insufficient electrical insulation.
Adjustable feet are used to settle the frame on the floor for stability and proper height.
Details the outer door, handle, magnetic gasket, and inner door flaps for optimal sealing.
Covers casters for mobility and adjustable feet for settling the unit's frame.
Describes the switch box, control panel, power supply, and remote alarm switches.
Explains the access port, sensor setting spots, and temperature recorder setting position.
Details the key mechanism used to securely lock the outside door.
Details the location and function of the power supply switches for different freezer models.
Explains the control panel layout and functions specific to the MDF-U2086S model.
Provides a step-by-step guide for basic operation and temperature setting on the MDF-U2086S.
Explains how to activate and deactivate the control panel's key lock function.
Describes the control panel layout and functions for MDF-U3086S and U5186S models.
Details the control panel layout and functions for MDF-U4086S and U5086W models.
Provides basic operation steps for the control panel applicable to multiple freezer models.
Explains the remote alarm terminal installation and specifications for the MDF-U2086S model.
Covers remote alarm terminal location and contact capacity for MDF-U3086S and U5186S.
Describes remote alarm terminal location and output types for MDF-U4086S and U5086W.
Instructions for replacing the dry cell battery in the optional temperature recorder annually.
Guidance on correctly installing the recording pen into the temperature recorder's pen holder.
Details the optional back-up system (CVK-UB2), its functions, and operation for the freezer.
Instructions for regular cleaning of the unit's exterior and interior using a dry cloth or neutral detergent.
Procedures for normal and thorough defrosting of the freezer's inside walls, including content removal.
Guide for cleaning the condenser filter to ensure proper cooling and prevent compressor issues.
Lists common causes for the unit not refrigerating, such as low voltage or power supply issues.
Identifies potential reasons for poor refrigeration, including ambient temperature and door seal.
Explains common causes of noise, such as unit instability or contact with the frame.
Addresses issues with the alarm test key not activating the power failure alarm, likely due to battery.
Troubleshooting steps for a non-operational temperature recorder, focusing on battery and pen.
Describes the location of the nickel-cadmium battery used for power failure and temperature warning.
Provides step-by-step instructions for safely removing the nickel-cadmium battery from various models.
Guidance on handling the battery after removal, including terminal insulation and proper disposal.
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