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FrequencyTask
Daily
  1. Check HR3 oil level
  2. Check P40 and P41 pressure gauges (if the pressure difference is > ~60 psi, then you will have to arrange to clean the purifier)
  3. Check the LCW flow into the cold-head compressors for the past 12 hrs. If there is an unusual behavior please notify about it on the discord.
  4. Check LCW temperatures from the cold-head compressor outlets for the past 12 hrs. If there is an unusual behavior please notify about it on the discord.
  5. Kaeser compressor run-mode. The small screen on the Keaser should show a "solid" arrow if it is running with the "LOAD" mode which is what we want. If this
    arrow is "hollow", then follow the steps on HR3 Manual to get Kaeser Compressor continuously running on the LOAD mode.
Weekly
  1. F1, F2 filters on HR3. See →  Cleaning the filters F1, F2 at HR3 for the steps
  2. Check MV101 filter on top of the HR3. For cleaning, follow → Cleaning the filter at MV101



    

Target Expert/Helper/Trainee needs to update this spreadsheet:
https://docs.google.com/spreadsheets/d/1k836pi3-3F1O7qrVbh-RQXJcwsCeYpV61wKufTBvMig


Maintenance jobFrequencyNotes
Check the oi levelDailymust be between the middle and top edge of the oil level glasglass
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

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