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Millenium™ RO System by GE Osmonics
14693e - 31 Mar 03 4- 15 Routine Maintenance
4.3.2 BIOSAN™ Pre-Cleaning Preparation
BIOSAN™ is a liquid cleaner/descaler agent intended for use in removing mineral scale
and organic biofilm and is a short-term storage solution for RO water systems.
CAUTION:
BIOSAN™ is not intended for use in Hemodialysis Machines.
WARNING:
The solution is a mild irritant to eyes and skin. It is recommended that gloves
(latex/vinyl) and eye protection be worn when handling BIOSAN™. Neither
respiratory protection nor special ventilation are required.
Materials Required:
• BIOSAN™ cleaner
• product water
• clean wide mouth container with volume of 2 ½ gallon or more
• pH test strips
• product rinse line (clear hose with male QD fitting on one end, open on the other)
• “DO NOT USE” warning labels (not provided by Osmonics)
• cleaning / disinfect log sheets
• most current log sheets for water quality comparison
4.3.2.1 BIOSAN™ Cleaning Procedure
Read and understand all BIOSAN™ cleaning instructions before beginning
procedure.
1. Connect the water inlet line to the water supply, and the waste and product lines
to drain. Turn the RO unit and water supply on.
2. Establish the pre-cleaning % rejection, pH and TDS readings and record them on
the Cleaning/Disinfect Log Sheet.
3. Prepare the BIOSAN™ solution in accordance with the manufacturers
instructions.
4. Turn the RO pump power and inlet water valve switches off.
WARNING:
Label machine with appropriate warning signs such as "Do Not Use / Contains
BIOSAN™" to prevent use of RO until properly rinsed.
CAUTION:
Water to be used must be chlorine free or damage to the RO membranes may result.