Shutdown And Storage; System Shutdown; Startup After Shutdown - Siemens IONPURE VNX50HH-2 Operation & Maintenance Manual

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8. SHUTDOWN AND STORAGE

This section contains shutdown procedures for a VNX module. Under certain circumstances, bacterial
growth can occur quickly in water left stagnant within each module and the overall system.

8.1. SYSTEM SHUTDOWN

•
Shut off feed water to VNX module(s)
•
Drain standing water out of VNX module(s)
•
Close isolation valves to prevent evaporation of water in membranes and resins.

8.2. STARTUP AFTER SHUTDOWN

•
Divert product outlet to drain.
•
Turn on feed water to VNX module(s)
•
Operate unit with DC power on, flushing to drain.
•
If desired, sanitize VNX module(s).
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VNX50HH-2 CEDI Modules
IP-MAN-VNX50HH2