Cryomech LNP-40, Инструкция по установке, эксплуатации и текущему обслуживанию

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Routine Maintenance
8-1
Section 8: Routine Maintenance
8.1 Introduction
This section contains basic, essential maintenance information. To assure maximum
performance and service life of the liquid nitrogen plant all maintenance procedures must
be performed. Please adhere strictly to the maintenance schedule of the entire system.
Cryomech recommends keeping a detailed maintenance log. For more detailed
information please contact Cryomech.
CAUTION
Failure to maintain the system properly will void the warranty.
8.2 Maintenance schedule
8.2.1 Cold head
Maintenance Frequency Comment
Replace seals Every 10,000 hours See Section 8.3
Replace valve and valve plate Every 20,000 hours See Section 8.3
8.2.2 Helium compressor
Maintenance Frequency Comment
Replace adsorber:
CP900 Series Compressors
CP800 Series Compressors
Every 20,000 hours
Every 15,000 hours
See Section 8.4
Vent helium gas As required See Section 8.5
Charge helium gas As required See Section 8.6
Replace air filter – CP900 Air
Cooled Compressors Only
Every 2,000 hours See Section 8.7
8.2.3 Filter bank
Maintenance Frequency Comment
Replace filter elements Every 4 months See Section 8.8
8.2.4 Air compressor
Refer to the air compressor manufacturer’s instruction manual for a maintenance
schedule. Enough oil and oil filters for four oil changes are included in the spare parts kit.
The air filter should be changed whenever the oil is changed. Spare air filters are also
included in the spare parts kit. All additional items needed to maintain the air compressor
can be obtained from Cryomech.