Sanyo MCO-5M Instruction Manual
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Sanyo MCO-5M Instruction Manual

Multi-gas incubator
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  • Page 1 Instruction manual This section is extracted and printed from Instruction Manual. If you find out “Refer to page ” 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.
  • Page 2 INSTRUCTION MANUAL MCO-5M Multi-gas Incubator...

  • Page 3: Table Of Contents

    1. No part of this manual may be reproduced in any form without the expressed written permission of SANYO. 2. The contents of this manual are subject to change without notice. 3. Please contact SANYO if any point in this manual is unclear or if there are any inaccuracies. SANYO Electric Biomedical Co., Ltd.

  • Page 4: Precautions For Safe Operation

    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.
  • 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.
  • Page 6 PRECAUTIONS FOR SAFE OPERATION WARNING As with any equipment that uses CO gas, there is a likelihood of oxygen depletion in the vicinity of the equipment. It is important that you assess the work site to ensure there is suitable and sufficient ventilation. If restricted ventilation is suspected, then other methods of ensuring a safe environment must be considered.
  • Page 7 PRECAUTIONS FOR SAFE OPERATION CAUTION Select a level and sturdy floor for installation. This precaution will prevent the unit from tipping. Improper installation may result in water spillage or injury from the unit tipping over. 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.
  • Page 8 PRECAUTIONS FOR SAFE OPERATION CAUTION Be careful not to tip over the unit during movement to prevent damage or injury. Disconnect the power plug when the unit is not used for long periods. The deteriorated insulation may cause electric shock, current leakage or fire. Do not put the packing plastic bag within reach of children as suffocation may result Take care of the inside of the outer door.

  • Page 9: Cautions For Usage

    CAUTIONS FOR USAGE 1. Install on a sturdy and level floor Install the unit on a sturdy and level floor and take precaution for preventing tipping over. Inadequate installation may result in water leakage or injury from the unit falling or tipping over. 2.
  • Page 10 CAUTIONS FOR USAGE 9. Use clean containers The Petri dishes or bottles for culturing may cause contamination in the chamber. Clean the containers before storing them in the chamber. 10. Allow adequate space between the cultures When storing cultures in the chamber, keep the Petri dishes or bottles containing the cultures sufficiently apart from each other to allow adequate air circulation.

  • Page 11: Labels On The Unit

    CAUTIONS FOR USAGE Labels on the unit Some warning and/or caution labels are attached on the unit. Following shows the description of such labels. This label is on the cover in which the electrical components of high voltage are enclosed to prevent the electric shock. The cover should be removed by a qualified engineer or a service personnel only.
  • Page 12 UV lamp. For the replacement, contact Sanyo sales representative or agent. E18 will be displayed on the temperature indicator when the UV lamp is burned out. Contact Sanyo sales representative or agent for the replacement. 3. Location of UV lamp The UV lamp is located in the duct.

  • Page 13: Incubator Components

    INCUBATOR COMPONENTS 7 (inside) When MCO-18UVS2 is installed 13 ,15 ,16(inside) Chageabl Switch cover Connecting port for N Connecting port for CO When MCO-18UVS2 is installed Rear right side Rear left side...
  • Page 14 INCUBATOR COMPONENTS 1. Outer door: Sticks to frame with magnetic seal. Door heater is installed in the door panel. The door opening is reversible. Contact Sanyo representative or agent to change the door hinge from left to right or vice versa.

  • Page 15: Control Panel And Keypad

    INCUBATOR COMPONENTS Control panel and keypad 1. Digital temperature indicator (TEMPERATURE C): Normally, this indicator shows the chamber temperature. In the setting mode, it shows the set value of the chamber temperature. If the self diagnostic function detects any abnormality, an error code will be displayed. 2.
  • Page 16 INCUBATOR COMPONENTS 12. Set key (SET): Pressing this key to enter the setting mode, and the digits to be set will flash. 13. Calibration key (CAL): By pressing this key for approximately 5 seconds, the unit enters calibration function mode. Also, used to change the UV lamp ON period. See page 36 and 24 for the details. 14.

  • Page 17: Remote Alarm Terminal

    INCUBATOR COMPONENTS Remote alarm terminal The remote alarm terminal is located at the rear right side. Remote alarm terminal The remote alarm terminal is a contact output. Normal : OPEN Abnormal , blackout : CLOSE Contact capacity : DC 30V, 2A Note: •...

  • Page 18: Installation

    INSTALLATION Installation site To operate this unit properly and to obtain maximum performance, install the unit in a location with the following conditions: Note: The ambient temperature must be at least 5 C lower than the set temperature. 1. A location not subjected to direct sunlight or direct air flow from an air conditioner 2.

  • Page 19: Prevent Contamination

    INSTALLATION Prevent contamination To prevent contamination of the chamber, select an appropriate location for installation as well as ensuring the complete disinfection of the chamber components. 1. Avoid hot and humid location Avoid location with high temperature and/or humidity as the presence of bacteria in the air is greater than in the normal environment.

  • Page 20: Before Commencing Operation

    BEFORE COMMENCING OPERATION Sterilizing of chamber and attachments Before first start-up of the unit, the chamber and internal attachments should be cleaned and sterilized as follows. Note: Take care not to damage the water level sensor or UV lamp (option) at the time of removal or replacement of attachments.

  • Page 21: Connection Of N

    BEFORE COMMENCING OPERATION Connection of N (or O ) gas cylinder WARNING Check the gas type and ensure that it is fit for the purpose. Make sure that all pipes are connected correctly and are not liable to become disconnected. Ensure that the gas pressure is set at the specified value.

  • Page 22: Connection Of Gas Injection Nozzle

    BEFORE COMMENCING OPERATION Connection of gas injection nozzle In the case of control of O density in the chamber, connect the gas injection nozzle to the gas injection port by using the connecting pipe enclosed (inner diameter; 5mm, outer diameter; 9mm, length; 300mm). This helps faster recovery of humidity after opening of the inner door.

  • Page 23: Connection Of Co 2 Gas Cylinder

    BEFORE COMMENCING OPERATION Connection of CO gas cylinder WARNING Check the gas type and ensure that it is fit for the purpose. Make sure that all pipes are connected correctly and are not liable to become disconnected. Ensure that the gas pressure is set at the specified value.

  • Page 24: Operating Instructions

    OPERATING INSTRUCTIONS Operation of keys on the control panel Table below shows the basic procedure for setting the chamber temperature, CO and O density. The upper limit alarm temperature setting is also shown in the table. Perform key operations in the sequence indicated in the table.

  • Page 25: Uv Lamp

    OFF means the accumulated time has exceeded about 1,000 hours and recommends the replacement of the lamp. When replacing the UV lamp, contact Sanyo sales representative or agent. • E18 is displayed on the temperature indicator when the UV lamp is burned out. In this case, replace the lamp immediately.

  • Page 26: Change Of Setting Of Uv Lamp On Period

    5 minutes or if only the outer door is opened repeatedly. • For the replacement of UV lamp, contact Sanyo sales representative or agent. Pressing CAL key for about 5 seconds leads the calibration mode.

  • Page 27: Automatic Gas Cylinder Changeover

    OPERATING INSTRUCTIONS Automatic gas cylinder changeover This incubator is provided with an automatic cylinder changeover system, which switches the gas (N ) cylinder when one gas cylinder becomes empty. Also, an automatic CO cylinder changeover system (MCO-5GC) is available as an optional accessory. This kit switches the gas supply line when one CO gas cylinder becomes empty.
  • Page 28 OPERATING INSTRUACTIONS 3. Following shows the procedure to changeover the gas supply line (N gas cylinder and CO cylinder) manually. (Example: Change of CO gas cylinder from B to A, Change of N gas cylinder from A to B) Gas supply line Operation Indication after operation indicator...

  • Page 29: Key Lock Function

    OPERATING INSTRUACTIONS Key lock function This unit is provided with a key lock function. When the key lock is ON, change of temperature, CO density setting through the key pad is not available. Note: The key lock is set in OFF mode (L0) at the factory. Display Mode Function...

  • Page 30: Water Level Sensor

    OPERATING INSTRUCTIONS Water level sensor This unit is provided with a water level sensor for the humidifying pan. The sensor is set in active position with respect to the installation of the humidifying pan. Take care not to damage the sensor at the time of removal or installation of the humidifying pan.

  • Page 31: Alarms & Safety Functions

    ALARMS & SAFETY FUNCTIONS This unit has the alarms and safety functions shown in table below, and also self diagnostic functions. Alarms and safety functions Alarm & Safety Situation Indication Buzzer Safety operation Over heat lamp lights. If the chamber temperature exceeds Upper limit E12 or E16 and chamber Heater OFF...

  • Page 32: Operation After Power Failure

    • E01 or E02 is cleared automatically when the gas is connected correctly and the buzzer is silenced with the BUZZER key. Press BUZZER key to silence the alarm after changeover of gas supply line. • If one of E05 to E17 is displayed, consult with a Sanyo sales representative or agent. Operation after power failure The set value is memorized by nonvolatile memory.

  • Page 33: Setting Of Alarm Resume Time

    SETTING OF ALARM RESUME TIME The alarm buzzer is silenced by pressing BUZZER key on the control panel during alarm condition. 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 below. The example in the table is based on the assumption that the desired duration is 20 minutes.

  • Page 34: 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 35: Removal Of Attachments

    ROUTINE MAINTENANCE Removal of attachments Note: Take care not to damage the UV lamp (when an optional UV system kit MCO-18UVS2 is installed) or water level sensor at the time of removal or replacement of attachments. 1. Close the valve of the gas cylinder and turn off the power. 2.
  • Page 36 ROUTINE MAINTENANCE 8. To remove the rear duct, lift it up as shown in Fig. 7. 9. To removing the circulating fan, pull out the spring and then pull the fan. See Fig. 8. Fig. 7 Fig. 8 10. Replace all attachments in the chamber with the reversed order mentioned above. Note: •...

  • Page 37: Filling The Humidifying Pan

    ROUTINE MAINTENANCE Filling the humidifying pan To fill the humidifying pan or to replace the water in the humidifying pan, do the following: 1. Lift the front side of the humidifying pan cover as shown in Fig. 1. 2. Pull out the humidifying pan toward you. See Fig. 3.

  • Page 38: Calibration

    CALIBRATION Temperature calibration 1. Press the CAL key for approximately 5 seconds. 2. The third digit of the temperature indicator flashes, and the CO density indicator goes out. 3. Set the present correct temperature with the key and key, then press the ENT key. 4.

  • Page 39: Co 2 Calibration

    CALIBRATION calibration Carry out the O calibration first when the calibrations both for CO and O are necessary. [Zero setting] Zero setting should be done when CO and O has not been injected yet and the stable condition (about 8 hours) of temperature/humidity inside the unit has been attained. 1.

  • Page 40: O 2 Calibration

    CALIBRATION calibration [Zero setting] Zero setting should be done when CO and O has not been injected yet and the stable condition (about 8 hours) of temperature/humidity inside the unit has been attained. 1. Press the CAL key for 5 seconds. 2.

  • Page 41: Troubleshooting

    • HEPA filter is provided in the gas piping. If it takes much time to recover the gas density even though the gas pressure is normal, it may be that dust on the HEPA filter prevents the gas flow. Consult the Sanyo dealer or agent.

  • Page 42: Environmental Conditions

    ENVIRONMENTAL CONDITIONS This equipment is designed to be safe under the following conditions (based on the IEC 1010-1): 1. Indoor use; 2. Altitude up to 2000 m; 3. Ambient temperature 5 C to 35 4. Maximum relative humidity 80% for temperature up to 31 C decreasing linearly to 50% relative humidity at 40 5.

  • Page 43: Stacked Module

    STACKED MODULE This unit can be stacked by using the stacking kit. Following shows the procedure for stacking the unit. Consult with a Sanyo representative or agent prior to stacking procedure as such work involves dangers. WARNING Select a level and sturdy floor having enough strength for installation of stacked module.
  • Page 44 STACKED MODULE Front panel Stacking plate B Stacking plate A Protective sticker Fig.A ＜View from quarter rear side＞...

  • Page 45: Specifications

    SPECIFICATIONS Name Multi-gas Incubator Model MCO-5M External dimensions W480 x D548 x H575 (mm) Internal dimensions W350 x D378 x H375 (mm) Interior volume 49 L Exterior Painted steel Interior Stainless steel containing copper (R corner structure) Outer door Painted steel,...

  • Page 46: Performance

    PERFORMANCE Ambient temperature +5 C to 50 C (ambient temperature; 5 C to 35 Temperature control range ± 0.25 C* (ambient temperature; 25 C, setting; 37 C, 5%, no load) Temperature distribution ± 0.1 C (ambient temperature; 25 C, setting; 37 C, 5%, no load) Temperature variation control range...

  • Page 47: Safety Check Sheet

    Procedure to be adhered to in order to reduce safety risk indicated in b) below. Date : Signature : Address, Division : Telephone : Product name : Model : Serial number : Date of Installation : Multi-gas incubator MCO-5M Please decontaminate the unit yourself before calling the service engineer.
  • Page 48 JK1284-250B...

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