Panasonic MDF-U7586SC Operating Instructions Manual

Ultra-low temperature freezer

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Please read the operating instructions carefully before using this product, and save the operating
instructions for future use.
See page 35 for all model numbers.
Ultra-Low Temperature Freezer
MDF-U7586SC
Operating Instructions
MDF-U7586SC
MDF-U5586SC

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Summary of Contents for Panasonic MDF-U7586SC

  • Page 1 Operating Instructions Ultra-Low Temperature Freezer MDF-U7586SC MDF-U5586SC MDF-U7586SC Please read the operating instructions carefully before using this product, and save the operating instructions for future use. See page 35 for all model numbers.
  • Page 2: Table Of Contents

    CONTENTS INTRODUCTION P. 2 PRECAUTIONS FOR SAFE OPERATION P. 3 ENVIRONMENTAL CONDITIONS P. 7 FREEZER COMPONENTS P. 8 Control panel P.10 REMOTE ALARM TERMINAL P.11 AIR INTAKE PORT P.11 INSTALLATION SITE P.12 INSTALLATION P.13 START-UP OF UNIT P.14 CHAMBER TEMPERATURE SETTING P.15 KEY LOCK FUNCTION P.15...
  • Page 3: Introduction

    INTRODUCTION ■ Read the operating instructions carefully before using the appliance and follow the instructions for safety operation. ■ Our company never guarantee any safety if the appliance is used for any objects other than intended use or used by any procedures other than those mentioned in the operating instructions. ■...
  • Page 4: Precautions For Safe Operation

    PRECAUTIONS FOR SAFE OPERATION It is imperative that the user complies with the operating instructions as it contains important safety advice. Items and procedures are described so that you can use this unit correctly and safely. If the precautions advised are followed, this will prevent possible injury to the user and any other person.
  • Page 5 PRECAUTIONS FOR SAFE OPERATION WARNING Do not use the unit outdoors. Current leakage or electric shock may result if the unit is exposed to rain water. Only qualified engineers or service personnel should install the unit. The installation by unqualified personnel may cause electric shock or fire. Install the unit on a sturdy floor and take an adequate precaution to prevent the unit from turning over.
  • Page 6 PRECAUTIONS FOR SAFE OPERATION WARNING Ensure you do not inhale or consume medication or aerosols from around the unit at the time of maintenance. These may be harmful to your health. Never splash water directly onto the unit as this may cause electric shock or short circuit. Never put containers with liquid on the unit as this may cause electric shock or short circuit when the liquid is spilled.
  • Page 7 PRECAUTIONS FOR SAFE OPERATION CAUTION This unit must be plugged into a dedicated circuit protected by branch circuit breaker. Use a dedicated power source as indicated on the rating label attached to the unit. A multiple-tap may cause fire resulting from abnormal heating. Connect the power supply plug to the power source firmly after removing the dust on the plug.
  • Page 8: Environmental Conditions

    ENVIRONMENTAL CONDITIONS This equipment is designed to be safe at least under the following conditions (based on the IEC 61010-1): ■ Indoor use; ■ Altitude up to 2000 m; ■ Ambient temperature 5 C to 40 ■ Maximum relative humidity 80% for temperature up to 31 C decreasing linearly to 50% relative humidity at 40 ■...
  • Page 9: Freezer Components

    FREEZER COMPONENTS Shelf 12 (inside) 9 (inside) Power supply cord Front side Rear side...
  • Page 10 FREEZER COMPONENTS 1. Outer door: To open the outer door, grip the handle. On closing, lock the outer door latch completely. 2. Inner door: The operation of the inner door should be quick to minimize the temperature rise in chamber. Lock the inner door latch completely when the inner door is closed. The inner door is removable for cleaning or defrosting.
  • Page 11: Control Panel

    FREEZER COMPONENTS Control panel 1. Digital temperature indicator: This indicator shows the present chamber temperature or set temperature. 2. Battery check lamp (BATTERY): This lamp lights to recommend the battery replacement. This lamp blinks to recommend the fan motor replacement. For the replacement, consult our sales representative or agent.
  • Page 12: Remote Alarm Terminal

    REMOTE ALARM TERMINAL The terminal of the remote alarm is installed at the lower left side of the unit. The alarm is outputted from this terminal. Contact capacity is DC 30 V, 2 A. Contact output: between COM. and N.O. between COM.
  • Page 13: Installation Site

    INSTALLATION SITE To operate this unit properly and to obtain maximum performance, install the unit in a location with the following conditions: ■ A location not subjected to direct sunlight Do not install the unit under direct sunlight. Installation in a location subjected to direct sunlight cannot obtain the intended performance.
  • Page 14: Installation

    INSTALLATION 1. Removing the packaging materials and tapes Remove all transportation packaging materials and tapes. Open the doors and ventilate the unit. If the outside panels are dirty, clean them with a diluted neutral dishwashing detergent. (Undiluted detergent can damage the plastic components. For the dilution, refer to the instruction of the detergent.) After the cleaning with the diluted detergent, always wipe it off with a wet cloth.
  • Page 15: Start-Up Of Unit

    START-UP OF UNIT Follow the procedures for the initial and consequent operations of the unit. 1. Turn off the switch of the backup cooling kit (optional component) if it is installed. 2. Connect the power supply cord to the dedicated outlet having appropriate rating with the chamber empty, and turn on the power switch on the freezer.
  • Page 16: Chamber Temperature Setting

    CHAMBER TEMPERATURE SETTING Table 1 shows the basic procedure for setting the chamber temperature. Perform key operations in the sequence indicated in the table. The example in the table is based on the assumption that the desired temperature is -75 Note: The unit is set at the factory that the chamber temperature -80 Table 1.
  • Page 17: Alarm Temperature Setting

    ALARM TEMPERATURE SETTING This unit is provided with the high and low temperature alarm and the temperature at which the alarm is activated is changeable. The following procedure shows the setting of alarm temperature according to the condition below: High temperature alarm: activates at the temperature 5 C higher than the set temperature Low temperature alarm: activates at the temperature 5 C lower than the set temperature...
  • Page 18: Setting Of Alarm Resume Time

    SETTING OF ALARM RESUME TIME The alarm buzzer is silenced by pressing buzzer stop key (BUZZER) on the control panel during alarm condition. (A remote alarm is continuing the operation.). The buzzer will be activated again after certain suspension if the alarm condition is continued. The suspension time can be set by following the procedure shown in the Table 5 below.
  • Page 19: Setting Of Compressor Delay Time

    SETTING OF COMPRESSOR DELAY TIME The delay time of compressor can be changed to reduce the load on the power line and to facilitate the start-up (reset) of the freezer after power failure. The example in the table 6 is based on the assumption that the delay time is changed to 4 minutes. Note: The delay time is set in 3 minutes at the factory.
  • Page 20: Alarms & Safety Functions

    ALARMS & SAFETY FUNCTIONS This unit has the alarms and safety functions shown in Table 7, and also self diagnostic functions. Table 7. Alarms and safety functions Alarm & Safety Situation Indication Buzzer Safety operation If the chamber temperature is higher High temperature than the temperature at which the alarm...
  • Page 21: Routine Maintenance

    ROUTINE MAINTENANCE WARNING Always disconnect the power supply to the unit prior to any repair or maintenance of the unit in order to prevent electric shock or injury. Ensure you do not inhale or consume medication or aerosols from around the unit at the time of maintenance.
  • Page 22: Defrosting Of Inside Wall

    ROUTINE MAINTENANCE Defrosting of inside wall The frost is built at the upper portion of the chamber and inner door. The excessive frost possibly make some gap between the cabinet and magnetic door gasket, which may cause poor cooling. Remove the frost on the inner door with a scraper enclosed with the unit.
  • Page 23: Cleaning Of Air Intake Port

    ROUTINE MAINTENANCE Cleaning of air intake port To open the outer door, the cap on the left side is turned counterclockwise to take the air. Therefore, the frost is easy to be settled around the air intake port or in it. Clean the air intake port depending on the conditions below: Condition Check / Remedy...
  • Page 24: Replacement Of Wear-Out Parts

    REPLACEMENT OF WEAR-OUT PARTS Replacement of battery for power failure alarm Replace the battery for power failure alarm every 3 years (when the battery check lamp lights) to ensure the alarm is operated in the event of power failure. Contact our sales representative or agent for the replacement of battery when the battery check lamp lights.
  • Page 25: Troubleshooting

    TROUBLESHOOTING If the unit malfunctions, check out the following before calling for service. Malfunction Check/Remedy The chamber is not cooled □ The circuit breaker of power source is active. □ The voltage is too low. In this case, call an electrician. at all □...
  • Page 26: Disposal Of Unit

    DISPOSAL OF UNIT WARNING If the unit is to be stored unused in an unsupervised area for an extended period ensure that children do not have access and that doors are locked completely with a key. The disposal of the unit should be accomplished by appropriate personnel. Always remove doors to prevent accidents such as suffocation.
  • Page 27: Temperature Recorder (Option)

    TEMPERATURE RECORDER (OPTION) A temperature recorder is available for the freezer as an optional component. The type of the temperature recorder is MTR-G85C and MTR-85H. For the attachment, the recorder fixing and recorder sensor cover is necessary. Contact our sales representative or agent for the installation of a temperature recorder.
  • Page 28 TEMPERATURE RECORDER (OPTION) <Replacement of dry cell> Note : This temperature recorder is designed for the manganese dry cell and the alkaline dry cell. Do not use a rechargeable battery because the initial voltage of such battery is low. The rechargeable battery may cause the malfunction of recorder or shorten the Fig.
  • Page 29: Setting Of Mtr-G85C

    TEMPERATURE RECORDER (OPTION) Setting of MTR-G85C Chart guides Pen cap holder Pen arm Back-up battery Chart hub cover Pen lifter Recording paper Pen lifter stopper Ink pen Paper speed selector Key lock Latch Pilot lamp Fast feed button Power switch Zero adjustment screw Loading the ink pen: 1.
  • Page 30 TEMPERATURE RECORDER (OPTION) Starting recording and setting the time: Turn the power switch ON. The ink pen will move inward on the circular recording paper and stop temporarily at the 0% position (equivalent to the 40 C line). Then the ink pen Ink pen will move to the position which indicates the measured Hour...
  • Page 31: Backup Cooling Kit (Option)

    BACKUP COOLING KIT (OPTION) WARNING As with any equipment that uses CO or N gas, there is a likelihood of oxygen depletion in the vicinity of the equipment. It is important that you assess the work site to endure there is suitable and sufficient ventilation.
  • Page 32 C can be holding for Liquid CO backup cooling kit. Keep a liquefied CO cylinder at less than 31 MDF-U5586SC MDF-U7586SC Ambient temperature ( • The above data is the experiment value which uses liquid CO gas 30 L. (no-load)
  • Page 33: Interface Board (Option)

    INTERFACE BOARD (OPTION) Installation of MTR-480/MTR-L03 Contact our sales representative or agent for the attachment of a interface board. Note: * When a data transmitting function to the personal computer is done, an interface board MTR-480 (option goods) and communication cable of 9 pin Dsub cross type for RS232C are necessary. *...
  • Page 34: Inventory Rack (Option)

    INVENTORY RACK (OPTION) The optional inventory rack is useful to store the precious materials in the chamber effectively. When the rack is used, it is necessary to adjust the height of the shelves. Set the shelf stopper as shown in the figure below.
  • Page 35: Specifications

    SPECIFICATIONS Product name Ultra-Low Temperature Freezer Ultra-Low Temperature Freezer MDF-U5586SC MDF-U7586SC External dimensions W890 mm x D870 mm x H1990 mm W1130 mm x D870 mm x H1990 mm Internal dimensions W630 mm x D600 mm x H1280 mm W870 mm x D600 mm x H1280 mm...
  • Page 36: Performance

    PERFORMANCE Product name Ultra-Low Temperature Freezer Ultra-Low Temperature Freezer MDF-U5586SC MDF-U7586SC Model No. MDF-U5586SC-PA MDF-U7586SC-PA Cooling performance C at the center of the chamber (ambient temperature; 30 C, no load) Temperature control range C to -86 C (ambient temperature; 30...
  • Page 37: Safety Check Sheet

    CAUTION Please fill in this form before servicing. Hand over this form to the service engineer to keep for his and your safety. Safety check sheet 1. Freezer contents : □Yes □No Risk of infection: □Yes □No Risk of toxicity: □Yes □No Risk from radioactive sources:...
  • Page 38 Panasonic Healthcare Corporation of North America 1300 Michael Drive Suite A Wood Dale Illinois 60191 Printed in Mexico 7FB6P151727001 © Panasonic Healthcare Co., Ltd. 2014 M0914-11014...

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