CHEMISTRY LAB PMS CHECKLIST
Instrument/Equipment | PMS Task | Frequency | Date of last maintenance |
---|---|---|---|
ALKALINITY/pH - Metrohm 794 Basic Titrino Autotitrator | Check 3M KCl level in the electrode, top up if low | Monthly | May 29, 2024 |
| Check storage solution (Metrohm Storage Solution) level in the electrode storage vial, top up if low | Monthly | May 29, 2024 |
| Check DI water level in dispensing tip storage vial, top up if low | Monthly | May 29, 2024 |
| Change out desiccant | When ~50% pink | May 29, 2024 |
| Check water level in water bath, top up if low | Weekly | May 24, 2024 |
BALANCE - Cahn Microbalance | No PMS necessary | - | - |
BALANCE - Mettler-Toledo XS204 Dual-Balance System | No PMS necessary | - | - |
BARNSTEAD WATER PURIFICATION SYSTEM | Run water from the DI tank and nanopure outlet for 5 minutes | Weekly | May 29, 2024 |
| Replace the pre-Barnstead filter under the counter (UTS CM0063) | When discolored | May 13, 2024 |
| Replace the three pretreatment cartridges | Periodically | Jan 18, 2024 |
| Replace the Genpure filter cartridge | Annually or when necessary | May 17, 2023 |
| Replace the UV lamp | Every two years or when necessary | May 10, 2023 |
| Replace the 0.2 micron final filter | Annually or when necessary | Jan 10, 2024 |
| Replace the two RO membranes (access through the back panel of the RO unit) | Annually or when necessary | Jan 19, 2024 |
CARVER PRESSES - Carver 25 Ton Hydraulic Presses | Check hydraulic fluid level in Autopaks - should only be necessary if you have had a large spill and thus removed a significant amount of the fluid - top up with Carver hydraulic fluid (under the sink) | When necessary | May 13, 2024 |
CENTRIFUGE - Eppendorf Centrifuge 5810 | No PMS necessary | - | - |
CHLORINITY - Metrohm 785 DMP Titrino Autotitrator | Check DI water level in the electrode storage vial, top up if low | Weekly | May 29, 2024 |
| Check DI water level in the dispensing tip storage vial, top up if low | Weekly | May 29, 2024 |
| Change out desiccant | When ~50% pink | May 29, 2024 |
CHNS - Thermo FlashEA Elemental Analyzer | Change out magnesium perchlorate in the water trap (if using trap) (the new instrument did not come with a trap installed) | Once a month when in use | Apr 20, 2024 |
COULOMETER - UIC CM5015 Coulometer | No PMS necessary |
|
|
FREEZE-DRYER - Labconco FreeZone 12 Freeze Dry System | Check vacuum pump oil level - should be between low and high mark - top up if low | Once a month when in use | May 13, 2024 |
| Empty the vacuum pump oil mist filter and discard oil | When necessary | May 13, 2024 |
| Change vacuum pump oil | When dirty | May 17, 2019 |
FUME HOODS - Labconco Chemical and Acid Digestion Hoods | Inspect the drains for trash/debris and remove if present. Pour/run water down the drain in fume hood #3 and #4. Pour water down the fume hood #2 drain at the end of an expedition. Fume hood #1 drain is capped. Do not pour water in fume hood #1. | Once an expedition | Oct 12, 2023 |
GC GC2 - Agilent 6890N Gas Chromatograph | Replace gas traps | Every 2 years or when necessary | Aug 30, 2023 |
| Replace front inlet septum | When necessary | Sep 27, 2023 |
| Replace autosampler tension cord | When needles are getting bent | Jun 3, 2022 |
| Replace autosampler syringe plunger | When necessary | Sep 10, 2023 |
| Replace autosampler syringe | When necessary | Sep 14, 2023 |
GC NGA1 - Agilent 7890A Gas Chromatograph | No PMS necessary | - | - |
GC NGA2 - Agilent 7890A Gas Chromatograph | No PMS necessary | - | - |
HYDROGEN GENERATORS - Parker-Balston | Check water level in the generator(s) in use, top up if low | Weekly | May 27, 2024 |
| Generator 1 (SRA): Replace "6-month maintenance kit" components | Annually or when necessary | Mar 31, 2022 |
| Generator 1 (SRA): Replace "24-month maintenance kit" components | Every few years | Sep 17, 2022 |
| Generator 2 (NGAs): Replace "6-month maintenance kit" components | Annually or when necessary |
|
| Generator 2 (NGAs): Replace "24-month maintenance kit" components | Every few years | Sep 17, 2022 |
| Generator 3 (NGAs): Replace "6-month maintenance kit" components | Annually or when necessary |
|
| Generator 3 (NGAs): Replace "24-month maintenance kit" components | Every few years | Sep 17, 2022 |
IC - Metrohm 850 Professional Ion Chromatograph | Circulate eluent through the system for one hour | Weekly | May 31, 2024 |
| Replace soda lime in eluent bottle CO2 scrubbers | When ~50% pink or once a year | Mar 31, 2022 |
| Replace inline filters (1 on cation flow path, 3 on anion flow path) | Once an expedition (in the beginning) | Dec 22, 2023 |
| Replace anion guard column | Once an expedition (in the beginning) | Sep 14, 2023 |
| Replace cation guard column | Once an expedition (in the beginning) | Sep 14, 2023 |
| Replace anion column | When necessary | Sep 14, 2023 |
| Replace cation column | When necessary | Sep 14, 2023 |
| Replace the CO2 suppressor CO2 scrubber cartridge (soda lime) | When ~50% pink | Mar 30, 2022 |
| Replace the beads in the CO2 suppressor H2O scrubber cartridge (put old beads in the aft oven at > 140 C on a kimwipe-lined tray and bake back to dark orange color) | When beads lose their color | Jan 10, 2024 |
| Replace the autosampler ultrafiltration membrane | Every 200 samples or when necessary | Jan 11, 2024 |
| Replace all peristaltic pump tubing for autosampler | Periodically | Jul 7, 2023 |
| Replace all peristaltic pump tubing for suppressor | Periodically | Oct 12, 2022 |
| Clean bearings on peristaltic pump for suppressor | Periodically | Jul 20, 2021 |
ICP-OES - Agilent 5110 Inductively Coupled Plasma Optical Emission Spectrometer | Clean the instrument water inlet filter | Periodically | Feb 7, 2021 |
| Clean the air inlet filter | Periodically | Feb 5, 2024 |
| Clean the water chiller | Periodically | Feb 7, 2021 |
| Clean the cone | When necessary | Apr 30, 2024 |
| Clean the snout | Periodically | Oct 8, 2023 |
| Replace the HR torch | When necessary | Mar 5, 2024 |
| Replace the IW torch | When necessary |
|
| Replace the HR nebulizer (CM5228, Agilent G8010-60255) | Periodically or when necessary | Mar 10, 2022 |
| Replace the IW nebulizer (CM5228, Agilent G8010-60255) | Periodically or when necessary |
|
| Replace autosampler peristaltic pump tubing | Periodically | Dec 23, 2023 |
| Replace "blue" peristaltic pump tubing | Periodically | Apr 30, 2024 |
| Replace "white" peristaltic pump tubing | Periodically | Apr 30, 2024 |
OXYGEN SENSOR - AMI Oxygen Analyzer | Replace the sensor (replacement sensor in LO office cabinet) | Every two years | Jan 4, 2023 |
SPECTROPHOTOMETER - Agilent Cary 100 | Replace autosampler peristaltic pump tubing | When necessary | Jan 30, 2024 |
| Replace instrument peristaltic pump tubing | When necessary | Oct 4, 2023 |
| Replace "Lamp, visible source, Varian #5610021700", CM1217 | Periodically | Jan 30, 2024 |
SRA - Weatherford Source Rock Analyzer | Replace moisture trap contents | Before use | Feb 23, 2022 |
| Replace CO2 trap (or contents) | Before use | Dec 20, 2023 |
| Replace drierite | Before use | Mar 27, 2024 |