SWT UVL Series, Installation, Operation & Maintenance Manual

Page 1: ... e c h n o l o g i e s I n c I N S T A L L A T I O N O P E R A T I O N M A I N T E N A N C E M A N U A L NOV 2020 UVL SERIES ULTRAVIOLET WATER TREATMENT SYSTEM Made in USA 1 to 4 lamps SS upgrade 3 to 4 lamps 1 to 2 lamps ...

Page 2: ...iving UV Equipment and Spare Parts 9 f Electrical Configuration and Maintenance 9 5 Installation 10 a Electronic Control Center ECC 10 b Hands Off Auto Switch Wiring 11 c Lamp Out Alert Optional 12 d Chamber 12 e Sensor Probe Installation 12 f Quartz Sleeve Installation for Open Ended Sleeves 13 g Lamp and Lamp Harness Bracket Installation 15 6 Electronic Control Center ECC Operation and Moinitori...

Page 3: ...ntenance 23 g Sensor Probe Maintenance 23 h Chamber Maintenance 24 8 Water Sampling For Flange Models 26 a Sampling Valves 26 b Sampling Procedure 26 9 Food and Drug Administration Statement 27 10 Heat Sanitizatiion 27 UVL Series Short Chambered Systems Replacement Parts 28 UVL Series Long Chambered Systems Replacement Parts 29 UVL Series Electrical Enclosure Replacement Parts 30 Troubleshooting 3...

Page 4: ...pathogens Over 100 years ago scientists discovered that if you exposed pathogens to UV light their reproduction was limited The UV light source they used resided in the UVC range of the light spectrum Specifically they discovered that light in the 254 nanometer NM range was the most effective wavelength for this process When many pathogens are exposed to UV light their cells become damaged and thi...

Page 5: ...g dirty If you break the lamps or quartz sleeves take extra care to prevent injury If damage has occurred during shipment please put to the side in the original packaging and contact the supplier A claim will have to be made immediately to the shipping company c Manual Quartz Sleeve Wiper System The quartz sleeve wiper system consists of a wiper rod attached with a wiper rings s wiper seal nut ass...

Page 6: ...models equipped with the Standard UV Meter Board Monitor option and or standard high heat option the ECC will display operation status such as individual lamp Indicator elapsed runtime meter ERTM optional UV monitor intensity optional low UV indicator and optional high heat indicator For models equipped with the optional Standard UV Meter Board Monitor the ECC displays operation status such as ind...

Page 7: ...ed with the optional UV Monitoring Station the ECC will display operation status such as individual lamp indicator and the UV Monitoring System display is capable of monitoring total runtime hours lamp runtime hours lamp intensity relative UV percentage temperature and in some models real time dosage The ECC is equipped with a manual on off switch for standard models The optional HOA Hands Off Aut...

Page 8: ...o 9 5 Hardness 120 ppm b Important Safety Information Read and follow all safety precautions to guard against injury Basic safety precautions must be observed Keep on hand for future reference UV lamps and their quartz sleeves can become razor sharp if broken Take care when installing and removing quartz sleeves Only hand tighten compression fittings Do not use wrenches or other tools CAUTIONS UV ...

Page 9: ...s representative e Receiving UV Equipment and Spare Parts Inspection of the UV equipment must be made immediately upon receipt for damage and verification of contents It is important to compare the contents of your shipment to the actual packing list Any deviations must be brought to the supplier s attention Additionally lamps and quartz sleeves need to be inspected for damage If shipment or parts...

Page 10: ...ystem Make sure the system is properly grounded For complete wiring instructions see wiring diagram inside the electrical enclosure To provide power to the Electrical Enclosure for 120V 1 To make installation easy first remove the wire duct cover to install the incoming power wires 2 Locate the power connection point and install the incoming 120V hot wire to the breaker 3 Install the neutral wire ...

Page 11: ...e enclosure to the breaker 3 Connect the ground wire to the ground bar 4 Turn the breaker on 5 Mount the display panel back onto the standoffs and reapply the wire duct covers Stainless Steel Enclosures To wire the HOA Switch for remote access 1 Remove the display plate to access the HOA switch relay connection points for the remote switch 2 Locate the strain relief supplied at bottom of the ECC f...

Page 12: ...rs If thought is not given to this aspect the lamps and quartz sleeves will be impossible to install e Sensor Probe Installation For Standard UV Monitoring System or UV Monitoring Station Option P N SNSR0007 Wetted Sensor For models equipped with the Standard UV Monitoring System a sensor probe and sensor cable will need to be installed on the UV chamber The sensor probe contains an o ring to ensu...

Page 13: ... probe contains an o ring to ensure a watertight seal To install 1 Attach the sensor viewing window to the sensor port on the UV chamber 2 Slide the sensor probe through the viewing window and secure 3 Attach the sensor cable to the sensor probe f Quartz Sleeve Installation for Open Ended Sleeves When working on this task a single operator is appropriate The quartz sleeves seal by using a compress...

Page 14: ...e process needs to be completed for each quartz sleeve Do NOT install the UV lamp at this time Do not use a wrench to tighten the compression nuts Doing so can crack the quartz sleeves and cause leakage A compression nut tool has been provided with the system to further tighten the compression nuts Once secure and once all other ports are closed it is time to pressurize the system to look for any ...

Page 15: ... Attach the lamp harness bracket to the back side of the lamp head plate and secure with the two additional nuts Once the lamp harness bracket is secured the UV lamps can be installed Insert the lamp into the quartz sleeve and slowly slide in blank end first pin end last Leave the lamp protruding out of the sleeve far enough to be able to push the lamp connector onto the lamp Make sure the lamp co...

Page 16: ...carbonate and Stainless Steel Enclosures with Power Cord This is an optional feature and is for models equipped with the HOA switch Make sure the switch is wired as specified in the wiring diagram inside the ECC cover To operate remotely turn switch to the Auto position Hands Off Auto HOA Switch Optional For Stainless Steel Enclosures This is an optional feature and is for models equipped with the...

Page 17: ...is recommended to use the wiper system weekly however this task may be performed more often or less depending on your water conditions To operate release pressure off the locking pin assembly and remove the locking pin Always operate the wiper system with a straight and even stroke f Lamp Out Alert Optional Lamp out alert ballast s are used to connect an external control PLC or SCADA to the enclos...

Page 18: ...tage value from 0 to 100 on the digital display When new lamps are installed the board must be calibrated for the new lamps to 100 As the lamps age and UV intensity falls the UV display will reflect the lowered UV intensity When the UV intensity falls below the set trip point the meter board relay will trip sounding an audible alarm illuminating the low UV lamp on the display and switching the sta...

Page 19: ...sity When calibrating the UV monitor board the alarm will sound during the warm up period To disable the alarm remove jumper JP13 located at the right edge of the board below the alarm Take caution when removing the jumper as exposed prongs may have voltage present 1 Calibration must be made with new lamps only 2 Lamps must be allowed to warm up for three minutes prior to any calibrations 3 Open t...

Page 20: ... s common terminal to the NO terminal feeding operating voltage to all components of the ECC allowing normal operation of the unit Fault State The high heat sensor is factory set at 120 F If the vessel temperature reaches 120 F the thermostat will not allow power to pass through tripping the high heat relay Voltage through the relay will switch from the common terminal to the NC terminal feeding v...

Page 21: ...ves to foul To a great extent the frequency of cleaning will depend upon the water quality i e amount of minerals present in the liquid The more minerals present in the water the more frequently the quartz will require cleaning Manual Cleaning Significant film or debris deposits formed on the quartz sleeves will impair the ability of the ultraviolet rays to penetrate through the quartz and into th...

Page 22: ...enclosure Routine maintenance should also include checking and cleaning the filters on the air intake fans Fans have been integrated to keep the electronics cool in order to ensure optimum performance Prior to cleaning the filters the ECC must be powered down Once powered down snap the covers off by hand then remove and wash the filter with warm water Filters must be dry before reinstalling The EC...

Page 23: ...lamp and quartz maintenance Unscrew the sensor probe from the sensor port Inspect and clean as needed A buildup can coat the sensor probe and failure to clean may result in a false reading It is recommended to replace the o ring every three to five years as the o ring can degrade over time Reattach the sensor probe after routine maintenance has been performed For Models with Standard UV Monitoring...

Page 24: ...chamber interior will require cleaning on a periodic basis depending on the quality of the water passing through Some water will introduce solids minerals and other debris in the vessel Inspection of the vessel can be made without removal of the heads Prior to performing inspection ensure that the power to the ECC and that the water supply has been turned off before and after the chamber Once isol...

Page 25: ...nsure the head is in the proper position upon reinstallation Lower the head to the ground The gasket should be inspected for wear and also stored in a safe place Having one head off will allow for both visual inspection and cleaning Once cleaned perform maintenance on the quartz sleeves and replace any gaskets o rings NOTE It is recommended that a new gasket be installed When re installing the hea...

Page 26: ...count water samplers and pre sterilized plastic bottles within pre sterilized plastic bags from a water testing laboratory 2 With the ultraviolet system operating open the sample valve fully and flush for at least one minute at full fast flow Then close the valve 3 Sanitize the valve and sampling port in accordance with the proper standards established for the specific valve installed Isopropyl al...

Page 27: ...EAT SANITIZATION For heat sanitization we recommend temperatures no higher than 194 F 90 C If the unit has a UV monitor the sensor probe must be removed and the sensor port plugged prior to sanitization The sensor probe manufacturer states temperatures higher than 140 F 60 C can possibly either damage the electronic components inside the housing or affect sensor calibration The sensor port for P N...

Page 28: ...stems 2 Compression Cap with Hole for Lamp Harness 1 2 3 4 5 6 8 3 Compression Nut 2 4 6 8 10 12 16 Compression Cap Not Shown 1 2 3 4 5 6 8 4 Sleeve Washer Stainless Steel 2 4 6 8 10 12 16 5 Sleeve O Ring EPDM 2 4 6 8 10 12 16 6 UV Lamp High Output 254 nm 1 2 3 4 5 6 8 UV Lamp High Output 185 nm UV Lamp Amalgam 254 nm UV Lamp Amalgam 185 nm 7 Quartz Sleeve Open 1 2 3 4 5 6 8 8 Head Gasket for 6 in...

Page 29: ...ression Nut 8 10 12 4 Sleeve Washer Stainless Steel 8 10 12 5 Sleeve O Ring EPDM 8 10 12 6 UV Lamp High Output 254 nm 4 5 6 UV Lamp High Output 185 nm UV Lamp Amalgam 254 nm UV Lamp Amalgam 185 nm 7 Quartz Sleeve Open 4 5 6 8 Head Gasket for 6 inch Chamber 2 2 Head Gasket for 8 inch Chamber 2 2 2 Head Gasket for 10 inch Chamber 2 2 Model Options 9 UV Viewport 1 O Ring for Viewport for Models witho...

Page 30: ...oard Option 1 1 1 1 1 1 1 5 High Heat Shutoff Indicator 120 V 1 1 1 1 1 1 1 High Heat Shutoff Indicator 220 V for Models with Standard High Heat Option 1 1 1 1 1 1 1 6 UV Meter Board with 4 20mA Output for Models with Standard UV Meter Board Option 1 1 1 1 1 1 1 7 Ballast 120 V 50 60 Hz Short High Output Lamps 1 2 3 4 5 6 8 Ballast 120 V 50 60 Hz Long High Output Lamps 2 3 3 Ballast 120 V 50 60 Hz...

Page 31: ...ecommend not more than six 6 in 24 hour period Leak at quartz end plate Ensure compression nut is tightened and o ring is sealed properly Replace quartz sleeve if defective or cracked Replace defective or cracked quartz and or o rings and gaskets When replacing end gasket torque bolts to 20 foot pounds Low UV monitor reading Less than 80 transmission Check water quality Ensure that color turbidity...

Page 32: ...utine maintenance or necessary service on your system record the dates in the Maintenance Log below The Maintenance section of the IOM Manual provides instructions for servicing and maintenance procedures Model Number Serial Number UV Lamp Replacement every 365 days Quartz Sleeve Cleaning as needed Quartz Sleeve Replacement every 3 years O rings Replacement with sleeve change ...