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U.V. Disinfection

INSTALLATION & OPERATION MANUAL

This manual covers installation, operation and maintenance requirements  

for the WQA Tested and Certified Model: 

 DWS-8C Class A U.V. Disinfection Unit

It is important that those responsible for the installation of this

equipment, as well as the owner / operator, read this manual

and carefully follow the instructions and guidelines.

Installation of this system must comply with all applicable state and local regulations.

Revised: 12/08

DWS C Series

AQUA TREATMENT SERVICE, INC.

194 HEMPT ROAD

MECHANICSBURG, PA 17050

ph:  (717) 697-4998

fax:  (717) 697-5035

This Class A system conforms to NSF Standards 55 for the disinfection of microbiologically contaminated water 

that meets all other public health standards.  This system is not intended for treatment of water that has an  

obvious contamination source, such as raw sewage; nor is this system intended to convert wastewater to  

microbiologically safe drinking water.  This system is intended to be installed on visually clear water.  If this  

system is used for treatment of untreated surface waters or ground waters under the direct influence of surface 

waters, a device found to be in compliance for cyst reduction under the appropriate NSF/ANSI Standard shall be 

installed upstream of this system.

NSF/ANSI Standard 55 Class A System

System Tested and Certified by Water Quality Association against

NSF/ANSI Standard 55 for disinfection performance, Class A

Содержание DWS-8C

Страница 1: ... to NSF Standards 55 for the disinfection of microbiologically contaminated water that meets all other public health standards This system is not intended for treatment of water that has an obvious contamination source such as raw sewage nor is this system intended to convert wastewater to microbiologically safe drinking water This system is intended to be installed on visually clear water If this...

Страница 2: ...nded to convert wastewater or raw sewage to drinking water The system is intended to be installed on visually clear water NSF ANSI 55 defines wastewater to include human and or animal body waste toilet paper and any other material intended to be deposited in a receptacle designed to receive urine and or feces blackwaste and other waste materials deposited in plumbing fixtures greywaste If this sys...

Страница 3: ...utor may cause an unsafe condition 7 Intended for indoor use Do not install this disinfection system where it will be exposed to the weather Do not store this disinfection system where it will be exposed to temperature below freezing unless all the water has been drained from it and the water supply has been disconnected 8 Read and observe all the important notices and warnings on the water disinf...

Страница 4: ... gpg Color None Iron 0 3 ppm Manganese 0 05 ppm pH 6 5 9 5ppm Important Note Pre filtration equipment may be required if these parameters cannot be maintained Flow rate must not exceed rated capacity of the unit DESCRIPTION OF EQUIPMENT The DWS C Series are of unique design with an ultraviolet germicidal lamp housed within a single quartz sleeve surrounded by a stainless steel pressure chamber The...

Страница 5: ... ALL TIMES 1 Always disconnect electrical power to any U V unit before servicing 2 Under no circumstances should personnel look at a U V lamp in operation 3 U V disinfection units must always be properly grounded INSTALLATION The DWS C Series are always placed after the pressure tank and any other type of treatment devices i e softeners filters These units are normally installed in a vertical posi...

Страница 6: ...rubber part of the flow control is facing outward from the port selected Simply hand press or slightly tap in the flow control until it seats on the inside ledge of the machined port 3 Using the mounting bracket provided secure unit to wall or other surface Make sure to allow enough room to install replace and clean the quartz sleeve and bulb Installing a water shut off valve before and after the ...

Страница 7: ...for proper seal Once you complete checking the unit reassemble O Ring and tighten gland nut Repressurize the unit and check again REQUIREMENTS FOR CLEANING THE QUARTZ SLEEVE As water passes through the U V minerals debris and other matter in the water may deposit onto the quartz sleeve After sufficient film has formed on the quartz sleeve the ability of the ultraviolet germicidal rays to pass thou...

Страница 8: ...me the U V lamp has undergone a photochemical change While the lamp will not normally be burned out the lamp quartz may no longer emit the 254 nm shortwave U V to effectively kill bacteria Failure to replace the U V lamps every 9 000 hours may cause bacteriological breakthrough Should the use of the disinfec tion unit be intermittent in no case should the U V lamp be used for more than 24 months r...

Страница 9: ...ure the depth of the water in the well then refer to Table 1 to determine how many chlorine pellets should be used In some instances removing the seal to measure the water can be a difficult task and it is easier to estimate well and water depth from well log or other records Determine if there is an unobstructed path from the top of the well to the water level If it is not possible to remove the ...

Страница 10: ...the chlorine solution Mix thoroughly by circulating the water back into the well and use the hose to rinse the interior lining of the well Do not try to disinfect an unprotected unlined well because new seepage or surface contamination will flow into the water about as fast as you can disinfect it Disinfect the pipeline distribution system as indicated for drilled wells SPRINGS AND CISTERNS Mix ab...

Страница 11: ...diameter with estimated to be less than 80 feet deep 1 gallon should be used for similar size wells with water deeper than 80 feet In case of a well yielding more than 50 gallons per minute special procedures are required Seek the advice of a certified water treatment specialist Wait a day or two before you have another sample tested Do not take a sample for testing if the odor of chlorine is stil...

Страница 12: ... or 200 pellets or 8 oz To produce a 400 P P M chlorine concentration to sanitize a water system use one half 1 2 pound chlorination pellets for each 100 gallons of water in the system 1 2 lb 100 gal 8 oz 100 gal 200 pellets 100 gal 1 cup pellets 100 gal Table 1 shows how many pellets too use per 100 feet of water in various diameter wells 2 3 4 5 6 8 10 12 24 36 0 1 5 0 3 0 0 6 0 0 8 0 0 12 0 1 5...

Страница 13: ...egulator or above 120 volts Line cord disconnected Check replace or outlet defective Defective U V lamp Replace Defective lamp ballast Check output voltage Replace ballast Loose open circuit wire Trace out and repair Leak at quartz nipple Defective or cracked O Ring Replace O Ring O Ring not seated properly Replace O Ring ...

Страница 14: ...14 1 2 3 4 5 6 Key Pad 1 System Status Indicater Lamp 2 Alarm Status Indicater Lamp 3 System Display Screen 4 Curser Direction Keys 5 Escape Back Key 6 Enter Key Electronic Controls Setup ...

Страница 15: ...15 Monitor System Setup can be set from 75 to 100 in 3 increments ...

Страница 16: ...al obstruction between quartz and probe Dirt or stain build up on lens Clean with denatured alcohol Bulb temperature too high Run water to nearest drain 140 F through U V to allow the unit to reach optimum temperature for the U V bulb 104 F Ballast temperature Check ballast temperature too extreme If greater than 160 F replace ballast Impaired quartz sleeve Clean and or replace U V bulb output too...

Страница 17: ...roval by Aqua Treatment Service Inc the Dealer Distributor should return the item to Aqua Treatment Services Inc 194 Hempt Road Mechanicsburg PA 17050 prepaid If a part proves to be defective it will be repaired or replaced and returned to the Dealer Distributor freight paid It is the dealer customer responsibility to reinstall any components which require replacement under warranty No labor will ...

Страница 18: ...e bottle or sterile container being used Holding the cap in a down position the operator should then hold his breath while taking the sample so as to avoid oral contamination of the sample The operator must not allow his finger to touch the inside of the cap or the neck of the bottle 4 After the sample has been taken the cap should immediately be tightly placed on the sample container 5 The sample...

Страница 19: ...19 WIRING DIAGRAMS ...

Страница 20: ...20 ...

Страница 21: ...21 DRAWINGS AND PART NUMBERS ...

Страница 22: ...22 DWS 8C Explosion ...

Страница 23: ...ATS 4010 Socket w Wire 2 9 ATS N1156 Brass Shroud 2 10 ATS 7030 Grommet for wire assy in shroud 2 11 ATS 4000 Power Cord 1 12 ATS 6L1 Strain Relief for power cord 1 13 ATS1 421 Ballast 120V 60Hz 1 14 DVGX80 8 gpm Flow Control 1 15 ATS6 608 Quartz Sleeve 1 16 ATS8 246 UV Lamp 1 17 ATS 6207 Cover w o Hole for Plastic Lens 1 18 ATS 7600 Plastic Sight Lens for cover 1 KITS ATS K08C DWS 8C Service Kit ...

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