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Summary of Contents for Phcbi MDF-1156 Series
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Page 1: Operating Instructions
Operating Instructions Ultra-Low Temperature Freezer MDF-1156 MDF-1156ATN Series MDF-1156 Please read the operating instructions carefully before using this product, and keep the operating instructions for future use. See page 30 for all model numbers. -
Page 3: 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 INSTALLATION SITE P. 11 INSTALLATION P. 12 START-UP OF UNIT P. 13 CHAMBER TEMPERATURE SETTING P. 14 REMOTE ALARM TERMINAL P. -
Page 4: Introduction
INTRODUCTION ■ Read the operating instructions carefully before using the product and follow the instructions for safe operation. ■ PHC Corporation takes no responsibility for safety if the product is not used as intended or is used with any procedures other than those given in the operating instructions. ■... -
Page 5: 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 6 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 7 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 cylinders with liquid on the unit as this may cause electric shock or short circuit when the liquid is spilled.
- Page 8 PRECAUTIONS FOR SAFE OPERATION CAUTION This unit must be plug 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.
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Page 9: 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 10: Freezer Components
FREEZER COMPONENTS 15 16 MDF-1156ATN... - Page 11 FREEZER COMPONENTS 1. Lock 2. Door: Hinged type. The door can be opened in any angle on the way to full open. 3. Magnetic door gasket: Seals the door and prevents leakage of cold air. 4. Inner lid: Serves as a means of reducing cold air leakage when the door is open. 5.
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Page 12: Control Panel
FREEZER COMPONENTS Control panel Digital display indicator Control panel < > MDF-1156ATN 1. Power supply switch (POWER): Power all functions except remote alarm and backup cooling kit for ATN type. 2. Backup switch (BACK UP) (ATN type): Switch ON for operation of the backup cooling kit and switch OFF for stopping. -
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. Make sure that all the switches on the control panel, such as the power supply switch, battery switch, backup switch (ATN type) and remote alarm switch are off. 2. -
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 -145 Note: The unit is set at the factory that the chamber temperature -150 Table 1. -
Page 17: Alarm Temperature Setting
ALARM TEMPERATURE SETTING This unit is provided with the high temperature alarm. The setting of high temperature alarm is 10 C or C (The setting value is 2 kinds.) higher than the setting of chamber temperature. The procedure in table 2 shows the sequence to set the high temperature alarm at 15 C higher than the setting of chamber temperature. -
Page 18: Setting Of Alarm Resume Time
SETTING OF ALARM RESUME TIME The alarm buzzer is stopped by pressing alarm buzzer stop key (BUZZER) on the control panel during alarm condition (Initial setting 130: The remote alarm is not stopped). 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 3 below. -
Page 19: Alarms & Safety Functions
ALARMS & SAFETY FUNCTIONS This unit has the alarm and safety functions shown in table below, and also self diagnostic function. Table 4. Alarms and safety functions Alarm & safety Situation Indication Buzzer Safety operation When the chamber temp. is Intermittent High temperature Remote alarm... -
Page 20: 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 21: Defrosting Of Inside Wall
ROUTINE MAINTENANCE Defrosting of inside wall Defrost the inside wall of the freezer as follows: Normal defrosting Remove the frost by the enclosed scraper. Thorough defrosting 1. Take out and transfer all the contents to another freezer or container which contains liquid CO , liquid , or dry ice. -
Page 22: Troubleshooting
TROUBLESHOOTING If the unit malfunctions, check out the following before calling for service. Malfunction Check/Remedy ■ The unit is not connected to the power supply. If nothing operates even ■ There is a power failure. when switched on ■ The fuse is blown or the circuit breaker is activated. ■... -
Page 23: 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 doors cannot be closed completely. The disposal of the unit should be accomplished by appropriate personnel. Always remove doors to prevent accidents such as suffocation. - Page 24 DISPOSAL OF UNIT (English) Disposal of Old Equipment and Batteries Only for European Union and countries with recycling systems These symbols on the products, packaging, and/or accompanying documents mean that used electrical and electronic products and batteries must not be mixed with general household waste. For proper treatment, recovery and recycling of old products and used batteries, please take them to applicable collection points in accordance with your national legislation.
- Page 25 DISPOSAL OF UNIT (French) L’élimination des équipements et des batteries usagés Applicable uniquement dans les pays membres de l’Union européenne et les pays disposant de systèmes de recyclage. Apposé sur le produit lui-même, sur son emballage, ou figurant dans la documentation qui l’accompagne, ce pictogramme indique que les piles, appareils électriques et électroniques usagés, doivent être séparées des ordures ménagères.
- Page 26 DISPOSAL OF UNIT (Portuguese) Eliminação de Equipamentos Usados e Baterias Apenas para a União Europeia e países com sistemas de reciclagem Estes símbolos nos produtos, embalagens, e/ou documentos que os acompanham indicam que os produtos elétricos e eletrónicos e as baterias usados não podem ser misturados com os resíduos urbanos indiferenciados.
- Page 27 DISPOSAL OF UNIT (Dutch) Het ontdoen van oude apparatuur en batterijen. Enkel voor de Europese Unie en landen met recycle systemen. Deze symbolen op de producten, verpakkingen en/of begeleidende documenten betekenen dat gebruikte elektrische en elektronische producten en batterijen niet samen mogen worden weggegooid met de rest van het huishoudelijk afval.
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Page 28: Disposal Of Battery
DISPOSAL OF BATTERY Location of a nickel-metal-hydride battery This unit is provided a nickel-metal hydride battery for the power failure alarm. The battery is located in the control box inside the LED cover. (Fig. 1) The high voltage components are enclosed in the control box. The cover should be removed by a qualified engineer or a service personnel only to prevent the electric shock. -
Page 29: Temperature Recorder
TEMPERATURE RECORDER WARNING Disconnect the power supply plug before attaching the temperature recorder or it may cause electric shock or fire. The figure below shows the description of a temperature recorder. Recording indicator Time Warning indicator Pen holder lever Door Cartridge Feeding of chart 1. -
Page 30: Backup Cooling Kit
TEMPERATURE RECORDER Pen holder Install a ink pen in the recording hand as shown in the figure. Make sure that the ink pen is completely inserted for accurate recording. The ink pen is packed together with the chart. 1. Let down the penholder lever, then pull out the cartridge from the mounted position. -
Page 31: Specifications
SPECIFICATIONS Product name Ultra-Low Temperature Freezer Ultra-Low Temperature Freezer MDF-1156 MDF-1156ATN External dimensions W1400 mm x D800 mm x H945 mm Internal dimensions W500 mm x D450 mm x H572 mm Effective capacity 128 L Exterior Painted steel Interior Aluminum plate Door Painted steel Insulation... -
Page 32: Performance
PERFORMANCE Product name Ultra-Low Temperature Freezer MDF-1156/MDF-1156ATN Model number MDF-1156-PK MDF-1156-PB MDF-1156ATN-PA MDF-1156-PE MDF-1156ATN-PB MDF-1156ATN-PK MDF-1156ATN-PE MDF-1156ATN-PR Cooling performance -152 C at the center of the chamber; (Ambient temperature; +30 C, no load) Control range -130 C to -152 Power voltage AC 220 V AC 220 V AC 230 V/240 V... -
Page 33: 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 : □ □ Risk of infection: □ □ Risk of toxicity: □... - Page 36 1-1-1 Sakada, Oizumi-machi, Ora-gun, Gunma 370-0596, Japan Printed in Japan LDCL027700-0 © PHC Corporation 2018 S0418-0...
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