38
6.3 I Peristalc pump maintenance
• To prevent the pump from operang when empty, check the level of the pH-Minus (acid) container every 2 to 12
months, depending on your installaon (see table below).
HYDROCHLORIC
ACID
HYDROCHLORIC
ACID
SULFURIC
ACID
Very corrosive atmosphere
(installaon not recommended)
- Check every 2 to 3 months
Corrosive atmosphere
(acceptable installaon)
- Check every 3 to 6 months
Non-corrosive atmosphere
(recommended installaon)
- Check every 6 to 12 months
• To check the correct operaon of the pH pump:
- Ensure the tube is in good condion ( ) and the connecons are correctly sealed,
- Check that the tablet holder rotates correctly ( ).