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Operation and
Maintenance
Manual
CT Series
Stainless Steel
Carbon Tower
Filtration Systems
Model #CT-150-P (modified)
Serial #2034/000424-01 and -02
Evoqua Water Technologies
Industrial Products and Services
725 Wooten Rd
Colorado Springs, CO 80915
Technical Support: 800-875-7873 ext. 5000
Telephone: 978-934-9349
Fax: 978-458-6922
#2034/000424_OM S5000-030
email: TechnicalSupport@Evoqua.com
Rev. 1 Date: 01 July, 2015
Page 1 of 25

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Summary of Contents for Evoqua CT Series

  • Page 1 Operation and Maintenance Manual CT Series Stainless Steel Carbon Tower Filtration Systems Model #CT-150-P (modified) Serial #2034/000424-01 and -02 Evoqua Water Technologies Industrial Products and Services 725 Wooten Rd Colorado Springs, CO 80915 Technical Support: 800-875-7873 ext. 5000 Telephone: 978-934-9349...
  • Page 3 The material in these manuals is for informational purposes and is subject to change without notice and should not be construed as a commitment by Evoqua Water Technologies. Evoqua Water Technologies assumes no responsibility for any errors that may appear in this document.
  • Page 4 Evoqua Water Technologies. The client shall have the right to use and disclose to its employees the information contained herein for the purpose of operating and maintaining the Evoqua Water Technologies equipment, and for no other purpose.
  • Page 5 For service, sales, parts, or additional manual copies call your area representative or Evoqua Water Technologies Technical Support Department at the number provided on the cover of this manual.
  • Page 7: Table Of Contents

    TABLE OF CONTENTS SECTION DESCRIPTION PAGE Equipment Description ....………....…….... 6 System Introduction.........…......7 General Description............………..10 Installation..............………..11 Start-up..............…...... 13 Operation..............…....17 Maintenance ..............………..21 Valve Automation Section..........………..23 APPENDIX – Engineering Documents.......………..25 Revision History Rev. Date Description of Revision Author August 2006 Std Carbon Tower Manual S5000-030...
  • Page 9: Equipment Description

    Page 6 of 25 EQUIPMENT DESCRIPTION CT Series Carbon Tower O&M Manual Rev. 1, 07/15 EQUIPMENT DESCRIPTION CARBON TOWER MODEL #: __CT-150-P (modified with A-B control and SST valves)__ SERIAL NUMBERS #: ___________#2034/000424-01 and -02________________ CONTROL OPTIONS: Manual ........…………………............Automatic ........………………............
  • Page 11: System Introduction

    Technical Support. Although Evoqua Water Technologies strongly recommends that all users read the entire contents of the CT Series Stainless Steel Carbon Tower manual, we also recognize that some experienced technicians may desire a quick start summary of essential information.
  • Page 12 The Carbon Tower must be protected from water hammer. If there is excessive water hammer, install a properly sized accumulator in the feed water supply line. Wiring modification changes are not to be made without prior authorization from Evoqua Water Technologies. If changes are made they must be documented and reported back to Evoqua Water Technologies.
  • Page 13 Page 9 of 25 GENERAL DESCRIPTION CT Series Carbon Tower O&M Manual Rev. 1, 07/15 Appropriate safety measures should always be taken before entering and while working in any confined space. Refer to Safety Guide SG-10 “Recommended Safe Practices and Procedures, Entering Tanks and Other Enclosed Spaces”...
  • Page 15: General Description

    Page 10 of 25 GENERAL DESCRIPTION CT Series Carbon Tower O&M Manual Rev. 1, 07/15 GENERAL DESCRIPTION The Carbon Tower removes chlorine, chloramine, and total organic compounds from the feed water. In addition to supplying chlorine/chloramine free water for the plant production needs, many treatment processes like reverse osmosis and demineralization often must have the chlorine/chloramine removed from the feed water prior to exposure to the equipment.
  • Page 17: Installation

    Page 11 of 25 INSTALLATION CT Series Carbon Tower O&M Manual Rev. 1, 07/15 INSTALLATION CAUTION Equipment handlers should be informed not to lift or pull the Carbon Tower by its piping assembly. RECEIVING Upon receiving the equipment, a thorough inspection should be made for damages that may have occurred during transit.
  • Page 18 120VAC/ 1Ph/ 60HZ Control Power to Panel (Entry Needed on Right Side of Enclosure) NOTE: All system flow control and monitoring is presumed to be outside of Evoqua Water Technologies CT equipment boundaries. However, for your convenience, limit stop adjustments have been included on the Process Outlet, Rinse Outlet, and Backwash Outlet valves.
  • Page 19: Start-Up

    Page 13 of 25 START-UP CT Series Carbon Tower O&M Manual Rev. 1, 07/15 START-UP NOTE: The Carbon Tower is pressure tested at the factory, but during shipping connections may loosen. Once the Carbon Tower is installed in your facility, it is recommended that the Tower be pressure tested again following the procedure described below.
  • Page 20 Page 14 of 25 START-UP CT Series Carbon Tower O&M Manual Rev. 1, 07/15 BACKWASH AND RINSE VALVE SETTINGS It is necessary to set the backwash outlet and rinse outlet flow rates via the travel stops located on the valves (FV-2 and FV-4, respectively). It is highly recommended that these valves are adjusted under flowing conditions and prior to media being installed in the tank.
  • Page 21 Truck”. It is recommended to use an outside service that performs this type of loading technique. Evoqua Water Technologies operates a division specifically tailored for this activity. In the event that a “Hydrocharger” is used it will need to connect to the two sluicing ports;...
  • Page 22 The Carbon Filter is now ready for Service use. NOTE: All system flow control and monitoring is presumed to be outside of Evoqua Water Technologies CT equipment boundaries. However, for your convenience, limit stop adjustments have been included on the Process Outlet, Rinse Outlet, and Backwash Outlet valves.
  • Page 23: Operation

    Page 17 of 25 MAINTENANCE CT Series Carbon Tower O&M Manual Rev. 1, 07/15 OPERATION Operation Overview NOTE: The flow diagrams which follow depict flows and open valves during the Service, Backwash Filter to Waste, and Steaming modes of operation.
  • Page 24 Page 18 of 25 MAINTENANCE CT Series Carbon Tower O&M Manual Rev. 1, 07/15 BACKWASH ASPECT OF BACKWASH/RINSE MODE During Backwash, water enters the Tower through valve “FV-3” and flows upward through the media. This upward flow of water through the media loosens any foreign matter that has collected on the media during the Service run and washes it out of the filter column to the waste drain through the automatic valve “FV-2”.
  • Page 25 Page 19 of 25 MAINTENANCE CT Series Carbon Tower O&M Manual Rev. 1, 07/15 RINSE ASPECT OF BACKWASH/RINSE MODE This phase is employed to wash away any foreign matter that was loosened during backwash, to the waste drain. The Rinse step is flowing the waste to drain and flow should be clear at the end of this step.
  • Page 26 Page 20 of 25 MAINTENANCE CT Series Carbon Tower O&M Manual Rev. 1, 07/15 STEAMING OPERATION This phase is employed to drive THM’s away to the waste drain. During the Steaming mode, steam enters the filter column from a steam port, travels through the tower and the Carbon media and exits through the opposite end.
  • Page 27: Maintenance

    Page 21 of 25 MAINTENANCE CT Series Carbon Tower O&M Manual Rev. 1, 07/15 MAINTENANCE GENERAL INFORMATION Maintenance is essentially a matter of "Good Housekeeping" involving the usual precautions and care awarded to mechanical equipment. The following list will serve as a guide for maintenance.
  • Page 28 “Hydrocharger” or “Slurry Truck”. It is recommended to use an outside service that performs this type of unloading technique. Evoqua Water Technologies operates a division specifically tailored for this activity.
  • Page 29: Valve Automation Section

    Page 23 of 25 OPTIONAL AUTOMATION SECTION CT Series Carbon Tower O&M Manual Rev. 1, 07/15 VALVE AUTOMATION SECTION COMPONENTS The Package Consists of: A. (5) Air to Open, Spring to Close Rotary Activated Main System Valves as Follows: 1. FV-1 Process Water Inlet 2.
  • Page 30 Page 24 of 25 OPTIONAL AUTOMATION SECTION CT Series Carbon Tower O&M Manual Rev. 1, 07/15 To initiate a Backwash Cycle, the operator will turn the key switch to the Backwash Position, and Release. The Process Inlet & Outlet Valves will close; the Backwash inlet FV-3 &...
  • Page 31 Page 25 of 25 SPARE PARTS LIST CT Series Carbon Tower O&M Manual Rev. 1, 07/15 APPENDIX DOCUMENTS CT SERIES CARBON TOWER VESSEL SIZE: 250 GPM The Engineering Documentation for this project is to be provided with the O&M Manual.

This manual is also suitable for:

Ct-150-p