LIT81 UV275 Manual 060311
Contents
1. PRODUCT DESCRIPTION We recommend that you become familiar with the UV 275 unit by studying this illustration All components will be referred to by the names below 4 Ozone Outlet 2 50 Dia Ozone Reaction Chamber UV Lamp View Window Bonding Lug Power Cord Air Line Check Valve UV Lamp Ballast Lamp Retaining Nut Power Supply to UV Lamp Mounting Brackets PLUMBING There are two ways to plumb the UV 275 1 Usinga tee in the air venturi line 2 Using a diffuser stone NOTE AII fittings with the exception of a tee will be provided by ClearWater Tech CAUTION THE OZONE DELIVERY LINE CANNOT BE COUPLED TO A PRESSURIZED WATER LINE AIR LINE TEE INSTALLATION NOTE Use the following instructions if the venturi or air line of the spa is accessible The air line is the upper PVC pipe flex or rigid of the jet fittings If the venturi line is not accessible the instructions for the diffuser stone should be followed Consult your spa professional for the proper method on your spa For air line tee installation locations see the installation schematic ZT1 amp T2 1 Mount the UV 275 using the mounting brackets on the bottom of the electrical enclosure The system can be mounted using the mounting brackets or placed on it s nose 2 Determine the size of the venturi line either 1 2 3 4 or 1 1 2 Purchase a PVC tee the same size as your line with a 1 2 female threa2. Installation amp Owner s Manual UV 275 ClearWater TECH LLC ees tad Ozone Systems 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 2009 ClearWater Tech LLC Reproduction of any kind is prohibited LIT81 e REV060311 IMPORTANT SAFETY INSTRUCTIONS 1 PLEASE FOLLOW ALL INSTALLATION INSTRUCTIONS 2 Before attempting any electrical connections be sure all power is off at the main circuit breaker 3 The ultraviolet light produced by the UV 275 is harmful to your eyes and skin if directly exposed Do not look directly at the lamp Always be sure power is off when servicing 4 If remote mounting Install the ozone generate at least five feet from the tub water using non metallic plumbing Install the ozone generator no less than one foot above the maximum water level to prevent water from contacting the electrical equipment 5 The electrical supply for this product must include a suitable rated switch or circuit breaker to open all ungrounded supply conductors to comply with Section 42220 of the National Electrical Code ANSI NFPA 70 1987 The disconnecting means must be readily accessible to the occupant but installed at least five feet from the tub water 6 This equipment must be validated by the manufacturer for its intended use 7 SAVE THESE INSTRUCTIONS
3. aps After ozone kills the bacteria the end product is oxygen carbon dioxide and filterable solids The filterable solids are usually at a higher level than with conventional sterilization processes so your filter has a bit more work to do Keeping the filter clean will make a definite difference in the clarity of the water Please set up a regular cleaning program or the end result will be poor flow when the low speed of the pump comes on with the ozone system This will have a direct effect on the amount of ozone that will get into the water An easy check you can do without removing the filter is to look for air bubbles through the jets on air line installations when the spa system is on low speed usually controlled by the timer When the filter is clean you will see many bubbles when it is dirty you will hardly see any bubbles TROUBLE SHOOTING SITUATION No indicator light 1 Check GFI to see if it has tripped 2 Check lamp connection 3 Check for blown lamp 4 Check power supply SITUATION Ozone not present in water Check for clean filter a dirty filter will cause a low flow of ozone to spa Make sure air dial is closed on air line installations Make sure adjustable jets are all open and not loose Check for clogged jet debris in line Check for kinked delivery line blocked or reversed check valve Check diffuser stone to see that it has not been fouled oahoahd SITUATION Cloudy water with ozone pr
4. ded top 3 Turn the spa on high speed blower not necessary By having the spa on water will evacuate this line If your selected plumbing location is in an area over the power pack we recommend draining the spa see caution on page 7 4 Cut the PVC pipe between the two lowest jets if possible this will give you the longest contact time If the low jets are not accessible any location on this line will work 5 Cementthe tee in place with the 1 2 threads opening up 6 Using Teflon tape screw the provided tube fitting into 1 2 threads in the tee Install one end of the ozone delivery line on the tube fitting 7 Run the delivery line up from the tee to the highest point possible and cut the line here to install the check valve See illustrations on installation schematic NOTE THE CHECK VALVE SHOULD BE MOUNTED ABOVE THE WATER LINE BE SURE THE FREE FLOW IS TOWARDS THE ELBOW OR AWAY FROM THE OZONE UNIT 8 Continue running the delivery line back down and out to the ozone generator DIFFUSER STONE APPLICATION 1 A diffuser stone is supplied by ClearWater Tech This diffuser stone is specially produced for ozone and is designed to give you years of service with very little care 2 Simply attach the open end of the tubing to the fitting at the bottom of the UV 275 and drop the diffuser stone into the spa When the ozonator is operating you should see tiny bubbles being dispersed from the diffuser stone 3 The use of a di
5. esent 1 Check pH balance 2 Clean filter 3 Check for other minerals in water 4 Use aspa shock treatment to rid water of excess body oils 5 Drain and clean spa and filter thoroughly SPECIFICATIONS UV 275 Energy required 120 VAC 0 5 AMPS or 220 240 VAC 0 3 AMPS Rated up to 500 gallon spa or 2000 gallon pool Average lamp life 9000 hours Compressor rating 6 PSI Size 7 x 5 x 10 Inches Shipping Weight 7 Ibs ClearWater Tech LLC Limited One Year Warranty 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 one 1 year 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 2 The warranty period shall begin on the date of the bill of sale to the end user if the installation date is more 90 days after the original shipment date To validate the warranty a warranty card accompanied by a copy of the bill of sale must be returned to CWT and must include the following information Enduser name Complete address including telephone number Date installed Complete model and serial number information Name of company from which the unit was purchased Repa
6. ffuser stone will allow the UV 275 to be operated for longer periods without having to run the equipment pack It is the easiest and most convenient method for ozonating your spa NOTE FOR OPTIMAL RESULTS USE THE DIFFUSER STONE SIMULTANEOUSLY WITH THE FILTRATION CYCLE NOTE DIFFUSER STONES MAY BECOME CLOGGED AND RESULT IN AIR COMPRESSOR DAMAGE TO PREVENT THIS FROM HAPPENING IT IS RECOMMENDED TO CLEAN YOUR DIFFUSER STONE ONCE A MONTH THIS CAN BE DONE BY SUBMERSING THE DIFFUSER STONE FOR A FEW HOURS IN A SOLUTION MADE OF 50 WATER AND 50 MURIATIC ACID INSTALLATION SCHEMATIC Air Control Valve Must remain closed on air line installation Check Valve mounted ABOVE the water level Location IM 2 N Location IM 1 Ozone Delivery Line ELECTRICAL WIRING The optimum method is to have the ozone generator come on when the spa automatically comes on for filtration In addition the UV 275 has the ability to operate independently from all other functions due to the built in air compressor If you are not familiar with electrical circuitry the installation should be done by a licensed electrician All local codes must be observed There are several methods of wiring the UV 275 1 Toa timer 2 Directly to the electrical panel 3 To the low speed connection in the control box The UV 275 systems are available in 120 VAC 19 60 HZ 0 50 amperes or 220 240 VAC 19 50 60 HZ 0 30 amperes CAUTION Before attempting any electr
7. ical hook up be sure the power is off at the main circuit box The UV 275 is intended to be wired using 18 3 water proof cord attached to the unit but can be hard wired using the cord To hard wire the system cut the plug off and strip back the exposed wires run the black wire to position 1 2 or 3 listed above Run the neutral wire to a neutral terminal protected by a GFCI Then run the ground to a ground terminal BONDING REQUIREMENTS You must install a ground lead from the bonding lug on the back of the power pack to the pool or spa s exterior ground line The line must be 6 AWG OPERATION After the installation has been completed the spa will operate as before Again for best results run the timer of your UV 275 simultaneously with the filtration cycle NOTE If your UV 275 is installed to your air line it is important to remember to keep the air dial s closed when not using the spa The indicator light on the UV 275 will be on if the unit is working and you should smell a slight odor of ozone from the spa RUNNING TIME For a spa that runs continuously we recommend that the UV 275 system be installed with a timer available from ClearWater Tech We suggest that the running time of the UV 275 start out with 4 hours It is best to split this time up into two 2 hour intervals or four 1 hour intervals We recommend that you start with longer periods and work your way down until you find the optimum running time for your appl
8. ication Examples 10 12 AM or 12 1 AM and 12 1 PM 10 12 PM or 6 7 AM and 6 7 PM The bather load and frequency of use will differ from owner to owner therefore you can adjust the time to fit your own needs by increasing or decreasing the hours of run time NOTE On commercial systems the filtration time will need to be increased please consult your dealer UNDERSTANDING YOUR WATER If you are aware of a high concentration of any mineral in your water like calcium or iron it is necessary to treat your water before starting the UV 275 system We suggest you take a sample of your water to a qualified pool and spa dealer for analysis They will make the proper recommendations of product s needed to remove these minerals from your water You should only have to do this when you drain and fill new water into the spa If your water is clean and clear you can start the UV 275 system right away If the water is dirty or cloudy we recommend that you drain the water and thoroughly clean the filter s first CAUTION It is not recommended that you drain an in ground spa in the winter or after the first rain of the season Instead you should use a shock treatment because by draining you could possibly float the spa out of the ground resulting in severe damage OZONE AND BROMINE Ozone has a short half life or residual time in your water So there is a need to maintain a small residual of another product in the spa or pool We recommend that yo
9. inal is not available You are responsible for paying shipping charges to CWT and for any damages to the product and or part that may occur during shipment It is recommended that you insure the shipment for the amount you originally paid for the product and or part If after the product and or part is returned prepaid and evaluated by CWT it proves to be defective while under warranty CWT will at its election either repair or replace the defective product and or part and will return ship at lowest cost transportation prepaid to you except for shipments going outside the 50 states of the United States of America If upon inspection it is determined that there is no defect or that the damage to the product and or part resulted from causes not within the scope of this limited warranty then you must bear the cost of repair or replacement of damaged product and or part and all return freight charges Any unauthorized attempt by the end user to repair CWT manufactured products without prior permission shall void any and all warranties For service contact your authorized dealer or distributor or CWT direct at 805 549 9724 extension 23 Exclusive Warranty There is no other expressed warranty on CWT products and or parts Neither this warranty nor any other warranty expressed or implied including any implied warranties or merchantability of fitness shall extend beyond the warranty period Some states do not allow limitations on how long an implied wa
10. irs and replacement parts provided under this warranty shall carry only the unexpired portion of this warranty or 90 days whichever is longer Items Excluded from the Warranty This warranty does not extend to any product and or part from which the factory assigned serial number has been removed or which has been damaged or rendered defective as a result of an accident misuse alteration or abuse anactof God such as flood earthquake hurricane lightning or other disaster resulting only from the forces of nature normal wear and tear operation outside the usage parameters stated in the product user s manual check valve solenoid valve failure use of parts not sold by CWT damage which may occur during shipping service or unit modification not authorized by CWT failure to meet service requirements as outlined in the I amp O manual Obtaining Service Under the Warranty Any product and or part not performing satisfactorily may be returned to CWT for evaluation A Return Goods Authorization RGA number must first be obtained by either calling or writing your local authorized dealer distributor or CWT direct prior to shipping the product The problem experienced with the product and or part must be clearly described The RGA number must appear prominently on the exterior of the shipped box es The product and or part must be packaged either in its original packing material or in comparable and suitable packing material if the orig
11. rranty lasts so that the above limitation or exclusion may not apply to you Disclaimer of Incidental and Consequential Damages No responsibility is assumed for any incidental or consequential damages this includes any damage to another product or products resulting from such a defect Some states do not allow the exclusion or limitation of incidental or consequential damages so that above limitation or exclusion may not apply to you Legal Remedies of Purchaser This warranty gives you specific legal rights and you may also have other rights which vary from state to state THIS STATEMENT OF WARRANTY SUPERSEDES ALL OTHERS PROVIDED TO YOU AT ANY PRIOR TIME ClearWater Tech LLC nere 850 Capitolio Way Suite E San Luis Obispo California 93401 805 549 9724 Fax 805 549 0306
12. u use Bromine This Bromine residual will act as a buffer when the ozone system is not operating The bromine needs to be maintained at ONLY 8 ppm parts per million so that the trace amount of product in the water will not be noticed Chlorine will work as a residual oxidizer and may be used effectively in conjunction with the ozone system PREPARING YOUR WATER You should prepare your water by making the following adjustments and maintain these levels while using the UV 275 system Bromine 1 to 8 ppm or Chlorine 1 to 5 ppm pH 7 2 7 6 Total Alkalinity 80 150 ppm Calcium Hardness 180 250 Note If you experience any reaction with your water such as coloring or unusual odor please wait a few days to give the ozone and filter system time to work If the situation continues consult your pool and spa dealer possibly taking them a sample of the water SHOCK TREATMENT If the water becomes cloudy with excessive oils or other contaminates or after an unusually high bather load we recommend that you use a Non chlorine shock treatment to assist the ozone in cleaning the water These non chlorine shock treatments are available at your local pool or spa supply dealer and are available under several different brand names ask for assistance in selecting the proper product FILTER CLEANING Ozone will keep your spa much cleaner than any other type of spa or pool purification system The reason is that ozone neutralizes body oils and so
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