730 Standard Operating Procedures: Switching Lime Silo when Empty.

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12 Questions

What is the purpose of the Standard Operating Procedure (SOP) mentioned in the text?

To prepare a ‘Stand-By’ Lime Feeder to go online

What happens if a ‘Stand-By’ Lime Feeder is placed into service without lime slurry available?

There will be an unnecessary dip in FPW pH

How can the ‘Knife Gate’ be identified?

It is directly above the Lime Slurry Feeder and is operated by its 12” diameter wheel

Where is the Panel’s “Local/Remote” switch located?

In front of the Lime Feeder Panel

What does opening the ‘Knife Gate’ do?

Allows the flow of lime from the Silo into the Lime Distribution Auger

Where is the Lime Slurry Drain Valve located?

On the West side of Feeders AO1and AO2, and the East side of Feeder BO1, and on both sides of Feeders AO3 and BO2

What will happen if the Drain Valve is placed in the Horizontal position?

The Feeder Tank will drain

When should the Button labeled Auto/Pre-Start be pressed?

When the Slurry level is at 15 inches

What should be done when the batching sequence begins?

Place the Slurry Tank Drain Valve in the vertical position

When should the slurry tank be drained again?

At the end of the batching sequence

How many times should the Lime Slurry Tank be drained/filled before placing the Lime Feeder into service?

3 times

What should be done after filling up the Lime Slurry Tank 3 times?

Place the “Local/Remote” switch into “Remote” and notify the Control Room Operator

This quiz is based on a standard operating procedure for checking RO CIP lines for leaks. It covers the process of preparing a 'Stand-By' Lime Feeder to go online and the necessary steps for service readiness. Test your knowledge of the SOP and enhance your understanding of plant operation protocols.

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