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Ozone Systems
Installation & Operation Manual
ComAir 20T
Commercial Indoor Air Purification System
ClearWater Tech, LLC.
Integrated Ozone Systems
850-E Capitolio Way, San Luis Obispo, Ca 93401 • 805-549-9724 • Fax: 805-549-0306 • E-mail: service@cwtozone.com • www.cwtozone.com
Copyright © 2020 - ClearWater Tech, LLC • Reproduction of any kind is prohibited • LIT104 • Rev 102120
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Related Manuals for ClearWater ComAir 20T
Summary of Contents for ClearWater ComAir 20T
- Page 1 Integrated Ozone Systems 850-E Capitolio Way, San Luis Obispo, Ca 93401 • 805-549-9724 • Fax: 805-549-0306 • E-mail: service@cwtozone.com • www.cwtozone.com Copyright © 2020 - ClearWater Tech, LLC • Reproduction of any kind is prohibited • LIT104 • Rev 102120...
- Page 2 This Installation and Operation Manual is In an ongoing effort to improve reliability and written to assist in the installation, operation operating efficiency, ClearWater Tech may find it and maintenance of air purification systems necessary to make changes to its products.
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Page 3: Table Of Contents
Figure 8 – Control Board Dip Switches ..............10 Table 1 – Control Board Dip Switch Settings ............10 Adjusting the ComAir 20T – Without Ambient Ozone Controller ......11 Table 2 – Mode Selection Guidance, Without Ambient Ozone Controller ....11 Adjusting the ComAir 20T –... -
Page 4: Safety Information
Safety Information Always make sure the system is unplugged during installation or service procedures. WARNING: THE ULTRAVIOLET LIGHT PRODUCED BY THE UV LAMPS IS HARMFUL TO THE EYES. DO NOT LOOK DIRECTLY AT THE LAMPS. SHOULD IT BECOME NECESSARY TO LOOK AT THE LAMPS, USE UV-PROTECTED SUNGLASSES. -
Page 5: Theory Of Operation/Product Description
Power Inlet The ComAir 20T is designed to install easily into the air duct, placing the ozone UV lamp, germicidal UV lamp, and an airflow sensor into the air stream. As air passes through the air duct the airflow sensor will initiate power to both UV lamps. - Page 6 Remote Display An optional ozone sensor allows the ComAir 20T to regulate the ozone output levels produced within the ducting. This ensures safe environmental levels in the occupied space. An optional remote display allows the ComAir 20T to be monitored and controlled in a more convenient location.
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Page 7: Installation Procedures
• Lamp Shield • Power Cord Assembling the ComAir 20T 1. Remove the screws from the cover of the unit and open the cover. 2. See figure 3 for locations of components. Install lamp shield by using the hardware that is attached to the main unit. -
Page 8: Picking An Installation Location
Picking an Installation Location The ComAir 20T may be installed either in the main return duct or the main supply duct as shown in the Figure 4 below. When installing on the supply side, locate it as far away from the heating source as practical while remaining in the main air stream. -
Page 9: Comair 20T Installation
While performing installation procedures all power to the unit must be ‘Off’ and there should be no airflow through the heating/cooling system. 1. A template may be used for installation of the ComAir 20T. The template is included in the shipping box. Refer to figure 4 for mounting locations. - Page 10 5. There are 4 mounting holes provided inside the cover and 4 mounting holes provided on the outside of the unit. Either set of holes are acceptable to use. Position the ComAir 20T into ductwork and secure with the self-tapping screws provided, using a 5/16” nut driver.
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Page 11: Setting The Comair 20T
ComAir 20T. ambient ozone controller inputs. Switch 2 The ComAir 20T will expect a signal from The ComAir 20T will not use an ambient an ambient ozone controller to regulate the ozone controller to regulate the ozone ozone output. -
Page 12: Adjusting The Comair 20T - Without Ambient Ozone Controller
The ambient ozone controller supplied by ClearWater Tech should be mounted on the closest supply register to the ComAir 20T. The sensor box requires a hole in the duct for the sensor to fit into and two holes to be drilled for the attachment to the duct with sheet metal screws. A template that can be used to locate the holes is provided with the controller. - Page 13 Left (Off) Controller is Higher Range Switch 5 will be set based on whether a remote display is connected, or if the ComAir 20T is communicating to a serial device. See the “Setting the ComAir 20T” section. Once the system is powered up, the desired ozone output can be selected using the button on the cover of the ComAir 20T or optional Remote Display.
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Page 14: Optional Accessories - Remote Display And Ambient Ozone Controller
An optional remote display is available. The remote display provides all of the indicator lights and an output level selection button that can be placed in a convenient location. It is connected to the ComAir 20T by a cable with RJ45 connectors. -
Page 15: Maintenance
20. Plug the power cord into the wall outlet. REPLACING THE LAMPS: Recommended every 24 months NOTE: Use only ClearWater Tech-approved lamps for replacement. Standard off-the-shelf lamps are not compatible with your ClearWater Tech ComAir 20T unit. 1. Disconnect Main Power to the ComAir 20T. - Page 16 Maintenance 3. Ozone Lamp: Disconnect the lamp connector from the end of a lamp. 4. Loosen the lamp lock nut from around the end of the lamp by turning it counterclockwise and remove (pliers may be required). 5. Remove the metal washer. 6.
- Page 17 Maintenance Figure 11 – Main Components Ozone Lamp Ozone Daughter Board Power Entry Module Control Board Main Ballast Board Ozone Controller Input Germicidal Remote/ Lamp Serial RJ45 Connector Cover Strain Relief...
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Page 18: Troubleshooting
Troubleshooting Problem/Symptom Possible Cause Solution • No power to system • Check main power to system No Power • Fuse blown • Check fuse, replace if blown • No airflow present • Check the HVAC system to ensure Unit Doesn’t Turn on With Airflow it is supplying airflow •... -
Page 19: Appendix A - Specifications
Appendix A – Specifications Power 90-265VAC, 50/60Hz 1.2 – 0.6 A, 180W Ozone Lamp 185nm Hot Filament, 20,000 hour life Germicidal Lamp 254nm Hot Filament, 20,000 hour life Airflow @ 80F High Sensitivity ~75 ft/minute airflow Medium Sensitivity ~190 ft/minute airflow Low Sensitivity ~350 ft/minute airflow Serial Output 9600 bits per second baud rate... - Page 20 Appendix A - Specifications 4.3” (109mm) 5.5” (140mm) 15.5” 15” (394mm) (381mm) -19-...
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Page 21: Appendix B - Parts List
Appendix B – Parts List Description Part Number Airflow Sensor CCA1182SA Ozone Lamp LA15 Germicidal Lamp LAHV92 Lamp Shield CWT1178 Fuse FUS15 Main Ballast Board CCA1814SA Ozone Daughter Board CCA1815SA Control Board CCA1816SA -20-... -
Page 22: Appendix C - Warranty Information
Summary of the Warranty ClearWater Tech, LLC (“CWT”) makes every effort to assure that its products meet high quality and durability standards and warrants the products it manufactures against defects in materials and workmanship for a period of two (2) years, commencing on the date of original shipment from CWT, with the following exceptions: 1) The warranty period shall begin on the installation date if the installation is performed within 90 days of the original shipment from CWT;...
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