10 Storage
▪ Before the pump is shelved it must be properly disconnected from the
vacuum system, purged with dry nitrogen and the oil must be
changed.
▪ The inlet and exhaust ports of the pump must be sealed with the
shipping seals which are provided upon delivery.
▪ The gas ballast switch must be set to the “0” position.
▪ If the pump is to be shelved for a longer period it must be sealed in a
plastic bag containing desiccant (silica gel).
▪ When a pump is put into operation after it has been shelved for over
one year, standar
d maintenance of the pump must be done and the oil
must also be changed (refer to Change the oil on page 44). We
recommend that you contact us.
▪ Store the pump in a dry place at room temperature until the pump is
put back into service again.
▪ Storage temperature: -15 °C ~ 70°C
▪ Storage humidity: less than 80% RH
300956027_002_A0 - 03/2022 - © Leybold
56
Storage
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