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5. Cautions on handling
Caution
1. Do not step on the unit.
Do not step on the unit. Otherwise, the unit may trip over or be damaged resulting a personal
injury or a malfunction.
2. Do not put or drop an object on the unit.
Do not put or drop an object on the unit. Since the unit contains high precision devices,
vibrations or shock may cause a malfunction.
3. When a thunder is heard.
When a thunder is heard, turn the ELB on the main unit off then turn the main power off
immediately. Otherwise, a lightning strike may result and cause a fire.
4. During night and not to be operated for a long period of time.
During the night and when you want to stop the unit for a longer period of time, turn the ELB to
“off” and pull out the power cord from the power supply.
5. About recovery from power outage.
When the power is applied again after the unit has stopped due to power outage, the unit will
automatically return to the status immediately before the power outage and resumes operation.
If you do not want to resume operation by automatic recovery, turn the ELB off.
6. Abnormal refrigerator pressure
If the refrigerator operates in a high-temperature range, the refrigerator overload relay
protecting circuit may work to stop the refrigerator.
7. When opening or closing the door
When opening or closing the door, do not put your hand or face close to the area the door
moves (space).
8. Do not operate the unit with the door open.
When the unit is operated with the door open, proper temperature control is not possible and
the heater may overheat causing a possible danger. Be sure to operate the unit with the door
closed.
9. About installation of shelf boards and specimens
Correctly place shelf boards and specimens according to section
” on page 8. If these are not placed correctly, the unit will be unable to
perform correctly as well as an accident or a malfunction may result.
10. Do not attempt to do anything other than specified in this operation manual.
Do not attempt to do anything other than specified in this operation manual. Otherwise, an
unexpected accident may result.
