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Maintenance jobFrequencyNotes
Check the oi levelDailymust be between the middle and top edge of the oil level glas
Check the oil conditionDailynormally the oil is clear and transparent
Oil changeevery 2000 h or 6 months
Oil filter At each oil change
Exhaust filter (qty 8)AnnuallyOr if oil mist at exhaust
Clean the dirt trapMonthly
Check the anti-suckback valveAnnually
Clean oil coolerAnnually
Clean filter of gasballastMonthly
Checking the float valveWhen changing the exhaust filterts
Replacing the exhaust valves*
Replacing the pump module*
Disassembling and reassemblig the pump module*
Control belts6 months












Oil capacity min/max 21/24 qt

suitable oil: LVO 130https://www.leyboldproducts.us/products/oils-greases-lubricants/mineral-oil-leybonol/380/leybonol-lvo-130?number=
Exhaust filter part number: 9 714 31 120https://www.leyboldproducts.us/products/oil-sealed-vacuum-pumps/sogevac/sogevac-b/spare-parts/1156/exhaust-filter-cartridge-br/sogevac-sv-300-b/sv-630-b/sv-750-b
Oil filter https://www.leyboldproducts.us/products/oil-sealed-vacuum-pumps/sogevac/sogevac-b/spare-parts/1158/oil-filter-br/sogevac-sv-470-b/bf-sv-500-b-sv-570-b/bf-sv-630-sv-630-b/bf-sv-750-b/bf

Vacuum Jackets/Spaces

ItemDescriptionLast Maintenance completion dateP (Torr)elog info (# or link)
U-tube



LHe transfer line (port in the cave)



LHe transfer line (port below magnet bypass)



LHe transfer line (port close to magnet-bleeder valve)



LHe transfer line (port near QT manifold: where lines from A,B,C unite to 1 line)



LHe transfer line to Dewar A



LHe transfer line to Dewar B



LHe transfer line to Dewar C



Dewar A vacuum



Dewar B vacuum



Cold box A vacuum



Cold box B vacuum



Purifier vacuum



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