Sanyo MDF-C8V Service Manual

Text of Sanyo MDF-C8V User Guide:

• 61 28 DISPOSAL OF UNIT (Portuguese) O seu produto SANYO foi concebido e produzido com materiais e componentes de alta qualidade que podem ser reciclados e reutilizados. Este símbolo significa que o equipamento eléctrico e electrónico no final da sua vida útil deverá ser descartado separadamente do seu lixo doméstico. Por favor, ent

• Sanyo MDF-C8V, 35 2 INTRODUCTION Ŷ Read this manual carefully before using the appliance and follow the instructions for safety operation. Ŷ Sanyo 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 this manual. Ŷ Keep this manual in an adequate place to refer to it as necessary. Ŷ The contents of the manual will be subjected to change without notice due to the improvement of performance or functions. Ŷ Contact Sanyo sales representative or agent if any page of the manual is lost or page order is incorrect. Ŷ Contact Sanyo sales representative or agent if any point in this manual i

• Sanyo MDF-C8V, 4 ŶPerformance specifications Cooling performance -80 (ambient temperature; 30 ,no load) Temperature control range -60 to -80 (ambient temperature; 30 ,no load) Rated voltage AC110V AC115V AC220V AC230V AC240V AC220V Rated frequency 60Hz 60Hz 50Hz 50Hz 50Hz 60Hz Rated power consumption 295W 300W 310W 325W 350W 310W Noise level 49 dB A (background noise; 20 dB) Maximum pressure 3.7 MPa Note) Specifications will be subject to change without notice.

• Sanyo MDF-C8V, 10 Com p ressor Type C-2SN400L2W C-2SN400L5W Compressor code 807 780 22 807 780 25 Rated voltage (50/60Hz) 㱢1, 110~115V, 60Hz ij1, 220~240V, 50/60Hz Winding resistance C-S(Aux) 5.432㱅 18.79㱅 C-R(Main) 1.824㱅 6.251㱅 Startin g rela y Type AMVL-180A AMVL-300A Pick up voltage 108~128VAC 215~247VAC Drop out voltage 30~75VAC 69~132VAC Parts code 626 100 1527 626 100 1503 Overload rela y Type P22MUF P11EUF Action to the temp. (No current) ON:69+/-10 OFF:130+/-8 ON:69+/-10 OFF:150+/-8 Action to the current (AT25 ) 22.5A 11.5A Operation time 6~15 sec. 6~15 sec. Non-Actio

• Sanyo MDF-C8V, 74 1 CONTENTS INTRODUCTION P. 2 PRECAUTIONS FOR SAFE OPERATION P. 3 COMPONENTS LIST P. 5 INSTALLATION Assembling of the solenoid valve P. 8 Installation of the door switch P. 9 installation of the back-up kit P.10 Wiring P.12 CONTROL PANEL P.13 TRIAL OPERATION P.14 Calibration P.14 SPECIFICATIONS P.15 PERFORMANCE P.15

• Sanyo MDF-C8V, 32 Instruction manual xThis section is extracted and printed from Instruction Manual. xIf you find out “Refer to page ƔƔ ” in them, this page means not page in service manual but page in the lower corner of each page in the extract from Instruction manual. This page number is not corresponded with serial number in Service manual.

• Sanyo MDF-C8V, 16 B) Function mode Setting range : 00~33 Display range : 00~39 00, 04, 08, 13, 15, 16, 18, 19, 20, 26, 27, 31 and 33 are unavailable. Setting procedure : In PV display, keep pressing key over 5 seconds to enter function mode (F00 is displayed). Change the blinking 1 st digit to desired function code with key and key. Press SET key to be function code available. If you press SET key after input digits among 00, 04, 08, 13, 15, 16, 18, 19, 20, 31 and 33, the display automatical

• 29 㪧㫆㫎㪼㫉䇭㪚㫆㫅㫊㫌㫄㫇㫋㫀㫆㫅䋨㫇㫌㫃㫃㪄㪻㫆㫎㫅㪀 㪈㪈㪌㪭䇭㪍㪇㪟㫑䇭㪘㪫㪊㪌㷄䇭㪥㫆䇭㫃㫆㪸㪻 㪇 㪌㪇 㪈㪇㪇 㪈㪌㪇 㪉㪇㪇 㪉㪌㪇 㪊㪇㪇 㪊㪌㪇 㪋㪇㪇 㪋㪌㪇 㪌㪇㪇 㪇㪈㪉㪊㪋㪌㪍㪎㪏㪐㪈㪇㪈㪈㪈㪉 㪫㫀㫄㪼㪲㪿㫆㫌㫉㪴 㪧㫆㫎㪼㫉䇭㪺�

• Sanyo MDF-C8V, 47 14 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 o C. Note: The chamber temperature is set to -80 o C at the factory. Table 1 Basic operation sequence (Example: Chamber temperature -75 o C) Description of operation Key operated Indication after operation 1 Connect the power cord to the dedicated outlet. ---- The current chamber temperature is displayed. 2 Press SET key. SET The second digit is flashed. When pressed, the figure of settable

• 70 37 SPECIFICATIONS Name Ultra-Low Temperature Freezer Model MDF-C8V External dimensions W550 x D685 (+83)* x H945 (mm) Internal dimensions W405 x D490 x H425 (mm) Effective capacity 84 L Exterior Painted steel Interior Painted steel Door Painted steel Access port Diameter 17 mm, back side, bottom Insulation Cabinet; Rigid polyurethane foamed-in place and VIP

• Sanyo MDF-C8V, 56 23 REPLACEMENT OF BATTERY Location of a nickel-metal-hydride battery This unit is provided a nickel-metal-hydride battery for the power failure warning device. The battery is located at the back of the control panel. (Fig. 1) The high voltage components are enclosed in the electrical box. The cover should be removed by a qualified engineer or a service personnel only to prevent the electric shock.. Removal of nickel-metal-hydride battery 1. Turn off the power switch and disconnect the power supply plug. 2

• 36 3 PRECAUTIONS FOR SAFE OPERATION It is imperative that the user complies with this manual 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. Precautions are

• Sanyo MDF-C8V, 21 10. Remote alarm terminal In normal condition: 㸣 In alarm condition & power failure : Remote alarm contact: N.O. N.C. 㸣 Remote alarm contact: N.C. N.O. 11. Sensor failure (1) Temp. sensor Open circuit: E01 and 50㷄 are displayed alternately, the buzzer beeps intermittently and remote alarm contact outputs. The compressor would be allowed to turn on. Press BUZZER key to stop the buzzer beeping. Short circuit: E02 and -170㷄>PV>-180㷄 are displayed alternately, the buzzer beeps intermittently

• Sanyo MDF-C8V, 15 㩷 Control specification 1. Key and Switch BUZZER : In alarm condition, buzzer stops sounding with this key pressed. Remote alarm output and alarm message would not be off. During the power failure (battery back-up), press the key to show the present temperature of PT sensor. ALARM TEST : With this key pressed to activate alarm test mode to be forcibly step into alarm condition (ALARM lamp blinks, intermittent buzzer beeps, digital LED goes off and remote alarm inputs

• Sanyo MDF-C8V, 83 10 INSTALLATION Installation of the back-up kit 1. 㩷 The slit (bottom right rear side) which freezer is being fitted up with, a rear cover, a sensor cover, the rubber cap of the access port and insulation inside the access port are taken out. 2. Wiring ass’y BP is passed through the nylon clip 7N, and fixed on the back of MDF-UBK (option) with two screws A (M4 x 10 C It is tight.). At this time, a wiring ass’y BP point is shown from the lower corner access port of MD

• Sanyo MDF-C8V, 63 30 TEMPERATURE RECORDER (OPTION) WARNING Always disconnect the power supply to the unit prior to attachment of a temperature recorder in order to prevent electric shock or injury. An automatic temperature recorders is available for the freezer as the optional component. The type of the recorder is MTR-85H or MTR-G85. For the attachment, optional component is necessary as follows. Temperature recorder Mounting kit Recorder sensor cover MTR-85H MTR-G85 MDF-S3085 ----- MTR-C8

• Sanyo MDF-C8V, 45 12 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. Then wipe off the panels with a dry cloth. 2. Adjusting the leveling foot Extend the leveling feet by rotating them counterclockwise to contact them to the floor. Ensure the unit is level and the casters are not

• Sanyo MDF-C8V, 76 3 PRECAUTIONS FOR SAFE OPERATION It is imperative that the user complies with this manual 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. Precautions are illustrated in the following way: WARNING Failure to observe WARNING signs could result in a hazard to personnel possibly resulting in serious injury or death. CAUTION Failure to observe CAUTION signs could result in injury to personnel and d

• Sanyo MDF-C8V, 64 31 TEMPERATURE RECORDER (OPTION) Installation of MTR-85H 1. Remove 4 screws (A, B, C, D) on the side of the front panel to take off the front panel. Then remove 4 screws on the cover for the recorder mounting space and take off the cover (Fig. 1). After removing the cover, replace 4 screws. 2. As shown in Fig. 2, install the recorder to the front panel by using the fixture enclosed with the recorder and the mounting plate (MDF-S3085). 3. Lead the recorder sensor to the chamber through the access port at the bott

• Sanyo MDF-C8V, 85 12 INSTALLATION Wiring 1. Harness (a white connector) from the solenoid valve is connected to the connector of the upper same color of the back-up system. 2. It passes through the wiring ass’y DS (one white connector and two red connectors) from the door switch ass’y from the outside of the solenoid, and each upper of the back-up system ass’y is connected with the connector of the same color. 3. Wiring ass’y BP (white connector) from the freezer itself is connected with

• Sanyo MDF-C8V, 2 Specifications ŶStructural specifications Item Specifications External dimensions W 550 × D 685 × H 945 mm Internal dimensions W 405 × D 490 × H 425 (mm) Effective capacity 84 L Exterior Painted steel Interior Painted steel Door Painted steel Insulation Cabinet; Rigid polyurethane foamed-in place and VIP(vacuum insulation panel) Door; Rigid polyurethane foamed-in place Door lock 1pc (also used as a latch) Caster 4pc, 2 leveling foot Access port 17mm, back side, bottom Compressor Hermetic rotary type, 400W Evaporator Tube on sheet type (also used as a inner cabinet) Condenser

• Sanyo MDF-C8V, Contents Page Features ----------------------------------------------------- 1 Specifications ----------------------------------------------------- 2 - Structural specifications - Control specifications - Performance specifications Dimensions ----------------------------------------------------- 5 Refrigeration circuit diagram ------------------------------------ 6 Refrigeration circuit welding points ---------------------------- 7 Cooling unit parts ----------------------------------------------- 8 Components on PCB -------------------------------

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