From f7488b80eaeb242727e2141cf5049ead5c989969 Mon Sep 17 00:00:00 2001 From: Kaan Cimir <kaan.cimir@uni.lu> Date: Wed, 17 Jan 2024 09:38:07 +0100 Subject: [PATCH] remove old card - to be renamed --- .../lab-equipment/cold-traps/coldtraps.md | 92 ------------------- 1 file changed, 92 deletions(-) delete mode 100644 external/lab-equipment/cold-traps/coldtraps.md diff --git a/external/lab-equipment/cold-traps/coldtraps.md b/external/lab-equipment/cold-traps/coldtraps.md deleted file mode 100644 index 46271b94..00000000 --- a/external/lab-equipment/cold-traps/coldtraps.md +++ /dev/null @@ -1,92 +0,0 @@ ---- -layout: page -permalink: /external/lab-equipment/cold-traps -shortcut: lab:cold-traps -redirect_from: - - /cards/lab-equipment:maintenance_of_cold_traps - - /external/cards/lab-equipment:maintenance_of_cold_traps - - /lab/maintenance_of_cold_traps - - /external/external/lab-equipment/maintenance_of_cold_traps/ - - /cards/lab:maintenance_of_cold_traps - - /external/cards/lab:maintenance_of_cold_traps - - /external/lab-equipment/maintenance_of_cold_traps/ - - /cards/lab-equipment:cold-traps - - /external/cards/lab-equipment:cold-traps - - /lab/cold-traps - - /external/external/lab-equipment/cold-traps/ - - /cards/lab:cold-traps - - /external/cards/lab:cold-traps ---- - -# Cold traps: maintenance - -## Labconco Centrivap concentrator and cold trap - -The procedure describes the steps for routine maintenance of the Labconco Centrivap concentrators and cold traps. -This maintenance is important to preserve the integrity of the glass bottles inside the cold trap. - -**The Instrument care officer** is responsible for cleaning the condenser once a year, changing the acid filter when necessary and filling the cold trap maintenance record sheet. - -**The Users** are responsible for the routine maintenance of the instrument and filling the “cold trap maintenance record sheetâ€. - -## Description - -To ensure proper functioning of the centrivap concentrators and associated cold trap, a routine maintenance is necessary: - -<div align=center> - -**_Personal Protective Equipment_**: -Lab coat -Nitrile gloves - -</div> - -1. This routine maintenance is performed by the users of the instrument. -2. If a glass bottle is used inside the cold trap, add 99% ethanol to the stainless steel trap until the glass bottle is at least two-thirds immersed. -3. At the end of each week, the cold trap should be switched off and the condensed solvent in the glass bottle should be discarded in the corresponding waste container. -4. If there is any ice in the stainless steel trap (outside the glass bottle), let it melt, drain the ethanol and replace it with fresh ethanol. -To drain, use the faucet on the left side of the cold trap. - -<div align="center"> -<img src="img/cold-trap_img_1.png" height="250"> -</div> - -5. Fill the “cold trap maintenance record sheet “ (Appendix 01) -6. Restart the cold trap at the beginning of the following week - -**Once a year, the refrigeration system condenser of the Cold trap should be cleaned.** - -<div align=center> - -**_Personal Protective Equipment_**: -Lab coat -Nitrile gloves -Safety goggles - -</div> - -1. This step is performed by a maintenance officer -2. Switch off the instrument -3. Use a vacuum cleaner with brush attachment -4. Clean the condenser (on the left side of the cold trap) to ensure proper airflow for peak performance - -<div align="center"> -<img src="img/cold-trap_img_2.png" height="250"> -</div> - -5. Fill the “cold trap maintenance record sheet “ (Appendix 01) -When necessary, the acid cartridge (LIMS ID: 10608) should be exchanged - -* When the cartridge looks wet (see arrow on the following picture), it should be exchanged for a new one. - -<div align="center"> -<img src="img/cold-trap_img_3.png" height="250"> -</div> - -* This is done by a maintenance officer -* Switch off the instrument -* Unscrew the black cap out of the transparent container -* Remove the cartridge and replace it with the new one -* Close back the container -* Place the old cartridge in the chemical hood for evaporation in a retention container -* 24 hours later, trash it in a blue bin UN3291 \ No newline at end of file -- GitLab