Hitachi OE700 Series, Operating Manual

Page: 15 / 77

Hitachi High-Tech Analytical Science
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5
3 General safety instructions
3 General safety instructions
Observe the following safety instructions for the operation of the instrument:
• Only operate the instrument if free from defects and under observance of this
operating manual.
• Prior to starting work, read this operating manual. This applies particularly to
personnel who only occasionally work with the instrument, such as maintenance
personnel.
• Observe all safety and information signs on the instrument and maintain legible.
• Check the instrument for external visible damage. Report any visible damage and
only put the instrument into service after remedying the damage.
• Protect the instrument from influences which can cause corrosion or affect the
function of components.
• Do not place any liquids on top of the instrument.
• Do not excessively load the hood of the instrument (≤

3 kg).
• Internal or external safety devices of the instrument shall in no case be made
inoperative.
• Maintenance and repair may only be carried out by qualified specialised personnel.
• In the event of malfunctions, remove the instrument from service. Have faults
immediately remedied by an electrically skilled person.
• Never open the housing! There are no user-relevant elements inside the housing.
• Have defective parts of the instrument immediately replaced.
• Spare parts must comply with the technical requirements specified by Hitachi High-
Tech Analytical Science. This is always the case if you use original spare parts.
• For inspection or repair work, attach a warning sign against restart to the external
de-energizing device.
• The safety instructions must be supplemented with national accident prevention
regulations.
• During measurement, electromagnetic waves may disturb other devices. Please
observe the information in chapter 5.3, page 18.
• In the event of an emergency, press the stop switch on the front side to abort the
measurement and switch the instrument off at the main switch.
• The measurement can only be started if there is a sample clamped in the hold-
down device (sample clamp), or if the hold-down device is swung outwards (90° to
spark stand) and engages at the bottom.
• If the hold-down device is at the bottom parallel to the spark stand, no
measurement is possible.
• The weight of the sample on the spark stand must be ≤

5 kg.
• The sample must not protrude from the spark stand.
• The instrument shall not be exposed to the following:
•
extreme temperatures or temperature changes
• heavy shocks or vibrations
• moisture and condensing humidity
• metal dust and large quantities of dust in general