What daily checks should I carry out on my Spiral Plater?
RECOMMENDED DAILY CHECK PROCEDURE FOR WHITLEY AUTOMATIC SPIRAL PLATER (WASP) Don Whitley Scientific Limited recommend that the following daily checks are performed on the Whitley Automatic Spiral Plater prior to use to ensure correct functioning. The following is a summary of these checks. For full details please refer to the instrument’s User Manual. 1. Check that the level of vacuum available is between 18″ – 22″ Hg. 2. Check that liquid passes quickly through the sight glass when the stylus is out of the wash pots during the washing sequence. 3. Fill a dispo beaker with sterile water and draw up the entire contents whilst monitoring the content passing through the sight glass. Ensure no bubbles are seen. 4. Check that the petri dishes being used fit the turntable and are centred correctly. 5. Check the condition of the stylus, it should be free from physical damage, blockage and kinks. 6. Perform a dye plate using water soluble ink. Whilst the system fills with ink check that no air
