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5.3 Checkup after storage for a long period
Long term storage of the Vacuum pump without operation might possibly cause trouble in
operation caused by rust. If you kept the Pump long time without operating it, ask a closest
Service Center for the check.
5.4 Overhaul
If there found remarkable Pump contamination or performance deterioration due to the
operation condition, you are recommended to conduct regular overhaul regardless of the check
items described above.
Overhaul shall be required to keep the performance as well as the safety and further to
continue this production on forecast.
Please contact the Service Center close to you listed at the end of the document as for the
overhaul. Do not forget to fill and submit the Contamination certificate enclosed in the end of the
document.
WARNING
We would be obliged to refrain from handling and/or executing
maintenance of this product if the detail of used hazardous substance
was not disclosed or this product has exhausted such substance that
the detoxification process is hardly conducted.
CAUTION
① You are requested to conduct the overhaul once a year.
If there found remarkable Pump
contamination or performance
deterioration due to the operation condition, you are recommended
to conduct the overhaul earlier than one year period.
② You shall be in need of replacing such parts as listed on the
“9. Main Displacement parts” at minimum.
Do not forget to fill and submit the Contamination certificate
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