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E. controllers – Watts PWR4021 User Manual

Page 6

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6

E. Controllers

The controller for this system is the CI 1000 controller. This is a

microprocessor-based controller with a product water conductivity

meter. A separate manual for this controller begins on the next page.

Back off needle

valve to vent air.

Retighten to 25 in.-

lbs. when vent port

runs a steady stream

of water.

Vented

Priming

Plug

Drain

Plug

Note: It is very important to vent the mechanical seal
during startup. Failure to vent the seal may result in
premature seal failure.