Page 3 - PRECAUTIONS FOR SAFE OPERATION; WARNING
2 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 u...
Page 6 - CAUTION
5 PRECAUTIONS FOR SAFE OPERATION Connect the unit to a power source as indicated on the rating label attached to the unit. Use of any other voltage or frequency other than that on the rating label may cause fire or electric shock. Fix the shelves securely (MBR-304D, MBR-304G). Incomplete installatio...
Page 7 - CAUTIONS FOR USAGE
6 CAUTIONS FOR USAGE • If the unit is unplugged or the power to the unit is interrupted, do not restart the unit for at least 5 minutes. This protects the compressor. • This inner cabinet is refrigerated by the forced circulation of cooled air inside the chamber. Ensure that the intake and exhaust...
Page 8 - ENVIRONMENTAL CONDITIONS
7 ENVIRONMENTAL CONDITIONS This equipment is designed to be safe at least under the following conditions (based on the IEC 1010-1): 1. Indoor use; 2. Altitude up to 2000 m; 3. Ambient temperature 5 o C to 40 o C 4. Maximum relative humidity 80% for temperature up to 31 o C decreasing linearly to 50%...
Page 9 - REFRIGERATOR COMPONENTS
8 REFRIGERATOR COMPONENTS 5 6 12 7 9 8 10 1 2 3 4 13 11 14 15 16 17 18 19 20 21 MBR-304G
Page 11 - Control panel and keypad
10 REFRIGERATOR COMPONENTS Control panel and keypad 1. Alarm buzzer stop key (BUZZER): To silence the audible alarm, press this key. 2. Temperature display key (UPPER/LOWER): By pressing this key, the displayed temperature is changed; upper monitor bottle temperature, lower monitor bottle temperatur...
Page 12 - INSTALLATION; Installation site
11 INSTALLATION 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 Installation in a location subjected to direct sunlight may lead to inadequate cooling. • ...
Page 13 - Installation
12 INSTALLATION 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 plast...
Page 14 - BEFORE COMMENCING OPERATION; Preparation of monitor bottle
13 BEFORE COMMENCING OPERATION Preparation of monitor bottle Prior to the operation of the unit, fill the monitor bottles (upper and lower) with 10% glycerol or water using the following procedure: 1. Remove the top and bottom drawer (or shelf). 2. Remove the monitor bottle cover as shown in the fig...
Page 15 - Remote alarm terminal
14 BEFORE COMMENCING OPERATION Remote alarm terminal The terminal for remote alarm is installed inside the rear cover of the unit. The alarm is outputted from this terminal. The contact rating is DC 30V, 2 A. Contact output: At normal condition “Open” At abnormal condition “Close” Note: The contact ...
Page 17 - OPERATING INSTRUCTIONS; Storing of items
16 OPERATING INSTRUCTIONS Storing of items Do not disturb the air circulation in the chamber by the stored items. The disturbed air circulation can cause the freezing of stored items or degrade of temperature distribution in the chamber. Air-intake vent Do not block the air-intake by the stored item...
Page 18 - Temperature display; Defrost cycles
17 OPERATING INSTRUCTIONS Temperature display The unit is set at the factory to obtain the proper temperature automatically (4 o C ± 1 o C). There is no need to set the temperature. Table 1. Temperature display ● : Lamp ON ○ : Lamp OFF Operation Key operated Display Display mode 1 Plug-in the power ...
Page 19 - Calibration of temperature sensor
18 OPERATING INSTRUCTIONS Calibration of temperature sensor The temperature sensors are attached to the monitor bottles. Follow the instructions below for proper calibration of temperature sensor. 1. Remove the monitor bottle cover as shown in the figure. 2. Remove the sensor to be calibrated from t...
Page 20 - ALARMS & SAFETY FUNCTIONS
19 ALARMS & SAFETY FUNCTIONS This unit has the alarms and safety functions shown in Table 2, and also self diagnostic functions. Table 2 Alarms and safety functions Alarm & Safety Situation Indication Buzzer Safety operation High temperature alarm If the upper or lower temperature sensorsens...
Page 21 - ROUTINE MAINTENANCE; Cleaning of cabinet
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 harmful ...
Page 22 - Replacement of glow starter; DISPOSAL OF UNIT
21 ROUTINE MAINTENANCE Replacement of glow starter A glow starter is located upper right side of the cabinet.. 1. Disconnect the power supply plug. 2. Remove the glow starter and replace with a new one. 3. Replace the water-proof rubber. Cleaning of condenser filter This unit is provided with the co...
Page 23 - TROUBLESHOOTING
22 TROUBLESHOOTING If the unit malfunctions, check out the following before calling for service. If nothing operates even when switched on • The power is failed. • The circuit breaker is inactivated. • The unit is not connected to the power supply. The alarm device is activated • The tempera...
Page 24 - SPECIFICATIONS; PERFORMANCE
23 SPECIFICATIONS Name Blood Bank Refrigerator Model MBR-304D MBR-304G MBR-304DR MBR-304GR External dimensions W600 x D680 x H1835 (mm) Internal dimensions W520 x D490 x H1150 (mm) Effective capacity 304 L 302 L Exterior Acrylic finish baked on zinc galvanized steel Interior Ac...
Page 25 - Safety check sheet
24 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. Refrigerator contents : Risk of infection: Risk of toxicity: Risk from radioactive sources: (List all potentially hazardous materials that have bee...
