Purge the Accessory
When using the Affirma Lubricant Analysis System to measure volatile materials or materials dissolved in volatile solvents (or if a persistent message tells you the background measurement has artifacts due to unknown materials inside the instrument), follow the steps below to purge the accessory.
Materials required: Puffer device (provided)
To purge the accessory
- Open the sample tray and inspect the sample windows for residual sample.
If necessary, clean the sample windows again. See Clean the sample windows for details. When finished, leave the sample tray open.
- Insert the provided Puffer device into the purge port on the front of the accessory.
- Squeeze the Puffer five times to expel any vapors from inside the unit.