rev.1.1 Page 9-16
9. SHUT DOWN PROCEDURES
9.1 E-CELL STACK™ SHUT DOWN FROM AUTOMATIC OPERATION
If the system is to be shut down for a period of time, and the piping configuration allows the
system to drain, some of the manual valves must be closed. They include the following
1. Close the Dilute Feed Inlet Valve.
2. Close the Dilute Product Outlet Valve.
3. Close the Dilute Product Rinse Valve.
4. Close the Concentrate Bleed Valve.
5. Close the Electrode Outlet Valve
9.2 E-CELL STACK™ PROLONGED SHUT DOWN
If the E-Cell Stacks™ are to be shut down for more than three days, they must be prepared
for long term shutdown and storage, to hinder the development of biogrowth.
Note
: Power to the E-Cell Stacks
™
must be off during all steps of the preparation for long
term shutdown!
Notes:
1. Power to the E-Cell Stacks
™
must be off.
2. Allow E-Cell Stacks™ to drain all standing water.
3. Close or cap all E-Cell Stacks™ inlet and outlets so that they remain moist.
4. After long term shutdown, E-Cell Stacks™ may require regeneration. Regeneration will
require approximately 8 to 16 hours.
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