Mar Cor Purification M4-13200, Operation And Maintenance Manual, Page: 38 / 60

M-Series Water Purification Machines
1238160 Rev. D 4-6 Operation and Maintenance
5. To flush the detergent from the machine, close the CIP inlet valve, open
the feedwater valve, and divert the permeate and concentrate to drain by
opening the CIP drain valve. Operate the machine as described in the
flushing section for at least 1 hour. The detergent is sufficiently flushed
when the permeate conductivity is restored to nearly its previous level.
6. To return the RO to service, open the permeate, concentrate and feed
valves so that flow is routed as intended in the service mode. Close the
CIP permeate, CIP concentrate, and CIP feed valves. The RO is now
ready for operation.