Sanyo MDF-U5486SC - Manual

- 49 - 7 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 o C to 40 o C Maximum relative humidity 80% for temperature up to 31 o C decreasing linearly to 50% rel...

- 50 - 8 FREEZER COMPONENTS Rear side Power cord 12 1 2 5 6 9 (inside) 10 13 4 15 13 (inside) 8 11 7 3 17 18 16 19 14

- 52 - 10 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 flickers to recommend the battery replacement. For the replacement, consult Sanyo sales representative or a...

- 53 - 11 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 sunligh...

- 54 - 12 INSTALLATION 1. Remove 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 com...

- 57 - 15 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 t...

- 58 - 16 SETTING OF ALARM RESUME TIME The alarm buzzer is silenced by pressing alarm 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. T...

- 60 - 18 SETTING OF COMPRESSOR DELAY TIME The delay time of high and low stage side 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 is based on the assumption that the delay time is ch...

- 61 - 19 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 Situation Indication Buzzer Safety functions High temperature alarm If the chamber temperature is higher than the tem...

- 62 - 20 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. These may be h...

- 63 - 21 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 encl...

- 64 - 22 ROUTINE MAINTENANCE Cleaning of air intake port The cap of the left side is turned counterclockwise (Counterclockwise direction), and this product is removed, and the outer air is adopted into the chamber, and it opens a outer door. Therefore, frost is easy to be settled around the air int...

- 65 - 23 TROUBLE SHOOTING If the unit malfunctions, check out the following before calling for service. Malfunction Check/Remedy The chamber is not cooled at all 㻊 The circuit breaker of power source is active. 㻊 The voltage is too low (In this case, call an electrician). 㻊 The power is not supplie...

- 66 - 24 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...

- 67 - 25 DISPOSAL 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 in the electrical box inside the cover on the lower left side. (Fig. 1) The high voltage components are enclosed ...

- 71 - 29 SPECIFICATIONS Name Ultra-Low Temperature Freezer Model MDF-U5486S MDF-U5486SC External dimensions W890 x D870 x H1990 (mm) Internal dimensions W630 x D600 x H1280 (mm) Effective capacity 483 L Exterior Painted steel Interior Painted steel Outer door Painted steel Inner door ABS resin pane...

- 73 - 31 PERFORMANCE Model MDF-U5486S MDF-U5486SC (for U.S.A. only) MDF-U7486S MDF-U7486SC (for U.S.A. only) Cooling performance -86 o C at the center of the chamber (ambient temperature; 30 o C, no load) Temperature control range -50 o C to -86 o C (ambient temperature; 30 o C, no load) Power sour...

- 74 - 32 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: Risk from radioactive sources: (List all potentially hazardous materials that have b...