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Evaporative Cooling Humidifier

1. Drain Type P Trap Recirculation Direct Feed Main drain separated Required if there is no drain pump v x Overflow separated Always required v x v Main drain and F overflow combined Always required a ae v to a common pipe is not lifted to drain inlet Table 5 Water Drain and Overflow Specifications SKV Tank Drain outlet Overflow a a iz Model width size outlet size Minimu slope Trap siza lt 70 1 8m 37 2 19mm 1 5 38mm 2 or 1 4 for every 3ft 1 for every 1 w c of static Recroulall f horizontal run l eens gt 70 1 8m 19mm 2 51mm Bsmmforimrun Pressure 25mm 250Pa 2 or 1 4 for every 3ft Direct feed All 2 51mm 1 5 38mm of horizontal run wie leet Sera ONA 35mm for 1m run P For AHU or duct with negative pressure specific precautions should be taken to isolate the drain line in order to avoid any back flow www neptronic com Page 11 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Stage 5 Power Supply Connections WARNING All work concerned with electrical installation should only be performed by skilled and qualified technical personnel such as electricians or technicians with appropriate training The customer is responsible for ensuring their suitability WARNING Risk of electric shock Isolate all power supplies before installation and maintenance of the SKV Evaporative Cooling Humidifi
2. 30 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual General Conditions of Sale and Warranty General warranty policy e Provided that the terms of payment are observed the purchaser is offered a warranty of 24 months from the original purchase date of delivery for any Neptronic Humidifier SKV SK300 SKR SKE SKS SKSI and SKG Series provided the equipment has been properly installed and operated in accordance with Neptronic instructions e The warranty covers faulty manufacture design and or defective materials and is limited to the equipment and components The warranty shall cease to be valid in the event of misapplication incorrect installation improper maintenance or any other incorrect uses or misuse of the product For the SK Series the warranty furthermore ceases to be valid if the user disconnects or removes any electronic or mechanical components prior disconnecting the input power Neptronic assumes no responsibility for repairs made on equipment unless performed by Neptronic s authorized personnel All defective product or component under warranty must have a valid Return Material Authorization RMA number issued prior to be processed To request an RMA number purchaser must provide the model number and serial number date code of humidifier and certain components such as sensor and PC board etc Neptronic agrees under the warranty to repair or replace at the discretion
3. BENGE i a A E E E E T E OT E TOEO AOE OEE 2 FMS sae ames Ses este T E O E E A E T E T T 2 Nomenc latre S55 cece ec races eat E a EEEE AEAEE EE ena act es ee te 2 Specification S sinin ennn an a aaaea sae AUKEAA EEEE ENAKE den SUNKE SA vas KEHA SAREE Aaa ENE EAEE KUARERE EAE KEEN KKA 3 Dimensions and Weight cece ett een ee ee ee EARNAN NEAKEN eee eee eae AANEEN ERANA KREEKA 3 Handling and Packaging cccccceceeeeeteeeee eee eeteee ee tene eter eeneeeeeeeneeeeeseneeeeeceneeeeeeseeeeeeeseneeeeeceeaeeesenaeeeseeaeeeseenaneesenaees 4 ELEARNING sities siadtec evaaecdaayi klachatitdacas visa a avila avetGitadeveticag vied vidi evehaa ela i eee 4 Corect Lifing METH Od nenasel a aa etd Menegetladageti cee caseviadeastd tener a 4 JIMS DPS CUOM ainne e aa a vediadenahsaata nae a a a a a a a a a a a eaaa a 4 UNPACKING e E E E E R EE 4 InStallation Oveno Wencicincnniceiiarair wend AEE E EEEE EE EEEE ERNE een edad eae 5 Local Regulation S western A ee des ae ee te ote ed A 5 List of Supplied ACCESSOMES avinon aie a E ETENEE EE Ea E EET A teenie R EEE REE 5 Installation Method Statement a scccieririciserii tiain R EN EEEE EEE eed eee 6 Stage 1 On Site Assembly of Evaporation Module 0 0 cc cccecceceeeeeeteee erect ee ee enne eee ee tees ee tiieeeeeeeeeeesneeeeetneeeee 7 Stage 2 Evaporation Module Positioning and MOUNting c ccceceeeeeeeeeeeeeeeeeeeeeeeeeaeeeseeeaeeeseeeaeeeseeaeeeeeenaanees 9 General Consideratio
4. Firmware Upgrade and press Enter J 5 Firmware Update Enter the Installer password 757 Use the and buttons to increase and decrease the numbers Password 000 use the A Y buttons to change digit and then press Enter to validate the password 5 Firmware Update When performing a firmware upgrade Always start by updating From To Update the Module firmware first Module 018 020 No To update change the value from No to Yes Controller 018 020 No The upgrade process can take a few minutes www neptronic com Page 22 tf IE neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Alarms Display Description Alarm Reset Indicates that the air flow sensor is open Verify that the signal from the air flow sensor is Ain fow open present at the SKV controller s input on the PCB see schematic Automate High limit item op n Indicates that the high limit item is open Verify that the signal from the high limit duct Automatic 9 P sensor is present at the SKV controller s input on the PCB see schematic Interlock oben Indicates that the interlock and the cut out circuitry are open Verify that the signal from Automatic P the interlock contact is present at the SKV controller s input on the PCB see schematic Room temp sensor fault Indicates that the room temperature sensor is defective or incorrectl
5. and DS humidifier Failure to do so will result in scale deposits on the evaporation module and the media panels The process of evaporative humidification results in built up of dissolved solids in the water tank To control this a water dilution cycle is run at specific intervals to clean the tank This water dilution cycle does not interrupt normal system operation During the cycle both the inlet and drain valves open to renew the water in the tank The interval and number of cycles of the water dilution cycle are directly related to the total dissolved solids or water conductivity of the water used This setting should be defined at the time of installation and commissioning of the humidifier based on the quality of water as shown in the table below Table 8 Water Dilution determine interval and number of cycles Water Quality Water Qualit ik Dilution Interval Number of Total bance panei min Cycles Solids ppm 352 550 30 5 320 500 100 5 256 400 200 5 192 300 250 5 160 250 400 4 128 200 600 3 96 150 800 2 64 100 1000 1 Firmware Update The firmware update function is available when the unit detects a new firmware version on the micro SD card and the Firmware upgrade available message appears The firmware files must be installed in a folder named skv_fw_pack in the root of the micro SD card A Press the Menu button B Use the A V buttons to select 5
6. clean any residue or deposits accumulated on the media or frames Water Sampling and Testing Hygiene A Legionella disease can be fatal Maintain and control the water system of SKV Evaporative Cooling Humidifier according to the local Health amp Safety regulation codes SKV Evaporative Cooling Humidifier has been designed to minimise any possible risk of Legionellosis growth However perform the following checks in order to reduce the growth of Legionellosis e Conduct a risk assessment of the water system by a competent authority e Implement appropriate inspection and control measures e Maintain water temperature below 68 F 20 C e Maintain a clean drinking quality water supply e Avoid water stagnation e Carry out regular microbiological testing of water counting the number of bacterial units Refer to the ISO 5667 1 standard Water quality Sampling Part 1 Guidelines for the design of programs and sampling techniques e Clean and disinfect the system regularly Refer to Legionella and the prevention of legionellosis by World Health Organization 2007 ISBN 92 4 156297 8 for more detailed advice on control measures e Apply disinfection measures based on the results of visual inspection and microbiological tests www neptronic com Page 24 i 5 E li H ifi neptronic vaporative Coo ing Humidifier Installation Instructions and User Manual e Record and evaluate the results obtained during verifications s
7. 17 to setup the communication parameters Mounting of the Enclosure O Illustration 11 Mounting the Controller Enclosure www neptronic com Page 14 2 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Stage 7 SKV Controller Installation and Configuration Power dispiay M SKV E niam display Increase change RI H Up aie key the value ECIOMUR Decrease change M Down arrow key the value scroll down Enter button press to Power button lt lt _ FO e to next sub menu o page Drain button Menu button press to TS neptronic go to previous menu TS www neptronic com escape The power on off and drain buttons are protected from accidental activation by a 3 second delay The power or drain button must be pressed and held for 3 seconds to perform the related action Menu Overview When the SKV controller is in operation the unit displays three information screens The Product Info Modules and System Info screens are displayed for 3 seconds each and then remains on the System Info screen Press the A and Y buttons located to the right of the screen to manually scroll through each screen Model Model SKV85R The first screen indicates the model firmware revision installed Firmware 0 20 and the controller s serial Serial 14V010001 A y The SD icon appears if the controller detects a micro SD card Current time and dat
8. 65 75mm depth SP VM65A PN SW VM65A PN A Media panel bottom left 75 100mm depth SP VM75A PN SW VM75A PN 85 150mm depth SP VM85A PN SP VM85A PN 95 200mm depth SP VM95A PN SW VM95A PN 65 75mm depth SP VM65B PN SW VM65B PN B Media panel top left 75 100mm depth SP VM75B PN SW VM75B PN 85 150mm depth SP VM85B PN SW VM85B PN 95 200mm depth SP VM95B PN SW VM95B PN 65 75mm depth SP VM65C PN SW VM65C PN c Media panel bottom right 75 100mm depth SP VM75C PN SW VM75C PN 85 150mm depth SP VM85C PN SW VM85C PN 95 200mm depth SP VM95C PN SW VM95C PN 65 75mm depth SP VM65D PN SW VM65D PN D Media panel top right 75 100mm depth SP VM75D PN SW VM75D PN 85 150mm depth SP VM85D PN SW VM85D PN 95 200mm depth SP VM95D PN SW VM95D PN Note PN refers to project number from Humidisoft and as indicated on the name plate of SKV humidifier Recommended Spares List The following parts are recommended to be replaced as part of preventive maintenance program Table 12 Spare Parts Replacement Spare Part Replacement Frequency Water PP Pre filter and Silver lons Dosing Based on water consumption and time in use refer to step 3C Service in the Diagnostics menu page 19 Based on type of water used If operated with regular tap water every 3 years or 2500 hours If operated with treated water every 5 years or 5000 hours Evaporative Media www neptronic com Page
9. Last Drain Current value Current value Current value Current value Current value Current value Current value seconds seconds seconds seconds seconds seconds 00 00 hh mm 3G History Log Controller Alarms Module 1 Alarms Trend days Trend Interval Events Over Last n a n a 7 days 5 min 3 months Example Controller alarm 2014 03 02 12 12 15 Room RH Sensor Fault Example Module 1 alarm 2014 03 02 12 12 15 High Limit Sensor Fault 7 to 21 days 1 to 30 minutes 1 to 6 months l Press enter to view list of controller s last three alarms Off Press enter to view list of selected module s last three alarms Off www neptronic com Page 20 neptronic Main Menu Installer Evaporative Cooling Humidifier Installation Instructions and User Manual INSTALLER Settings Default Range Notes Conditions 4A Service A Service Warning appears 100 hours before the due date A Cleaning Interval 3 months 3 to 12 months Service Alarm appears on the due date The due date is displayed in Step 3B of the Diagnostics menu The due date is variable based on water flow and time in use If set Silver lon Notice Off On Enable Off Disable to On a Service Alarm appears on the due date If set to Off notification is disabled ORA A Service Alarm appears on the due date The due date is UY kemp Nete
10. Up oasian aas EE OE ENE lca vee adda T EEE ade ne 18 Main Monu DIaQnOSties eaaa EEE E NE TETEE TEE N TOE 19 Main Menu Metaller caa a E E E TOE E T TA E E 21 Firmware Update iccisaccctuscstagetawasacannnceascxendnadecandeandced aaa iaaa R ERE E 22 A T E E E T eeu E alee E E A A E E E ele 23 Servicing and Maintenance 00 ee ete te nn ne eee eee eee eater eee e ee ene nae ee ee eaaeeeeenaaeeeeeeaeeeeeeaas 24 Preventative Maintenance 0 cece ter nr nr nn ne ee eee eee eee eee seers ANARA AAAA aA 24 Venfication EIST 2 tc saet eee ceded ec raee nesta aT REEE E A EE EE EEEE EEEE EEE EOE EEEE RAEE E 24 Water Sampling and Testing Hygiena sosser unnai nnana AEEA SAA RAKENNA K RANNET AAEREN 24 DISINTECUOM ssena a a ads ed i 25 De SCAlING sid Ansett ania a a vibe alae ire ald ei ae ne ib ee 26 www neptronic com Page iv A neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Troubleshooting enraiar eaaa EEEE Ee nee eee eee eee eae EEN EAEE ERA TENE E EEKE ERAEN 28 Water leakage from the tank c ceceeeceeeeeeeeeeeeeeeeeeeeeneeeeeeceneeeeeeaeeeeeceeeeeeseeeeaeeeceeeaeeeeeneaeeeseaaeeeseeeaeeeseenaeeeseeaaees 28 Water carries over into air stream ssssssserintstssttttttntttttt ttrt t EEEn eececeaeaeeeeeeesesecaeaeeeeeeeeeeseccieeeeeeeeseescniseeeeeeeeeees 28 LOSS OF DEMOMMANCE niii ersa a a a a a a aa a a a eaaa 28 Scale build up on the surface of the media 2 cee cececcee cece c
11. as follows Pressure With Separator Without Separator Negative 14 7 ft s 4 5 m s 11 8 ft s 3 5 m s Positive 14 7 ft s 4 5 m s 9 8 ft s 3 0 m s e The air velocity might be uneven Fit a perforated plate before the humidifier e Ensure that the humidifier media cassettes are correctly fitted and installed e Verify correct installation of the water distribution drawers Loss of performance e The humidifier cassette is blocked or damaged Check for the damaged media cassettes and replace if required e Ensure that the humidifier media cassettes are correctly fitted and installed e There is not enough flow of water check that the flow regulators are not blocked or that the hoses or pipe distribution in the upper trays are not blocked Scale build up on the surface of the media e Excess concentration of minerals and salts in the tank Check dilution cycle and increase the dilution e Water quality has changed Note an accumulation of dust on the media may be caused by a failure of the air filtration Module pump is not functioning e Check that the safety contacts are not open and in particular the RG high limit switch e Check that there is a demand for cooling or moisture e Check that the Evaporative Cooling Humidifier is in automatic mode and in the ON position e Check that there are no alarms present and in particular a water level fault e Check that the water level in the tank is sufficie
12. of Neptronic such standard products or components which on examination by Neptronic are found to be defective Product or component replaced or repaired under warranty will be sent back to the purchaser standard ground freight paid by Neptronic www neptronic com e Expenses in connection with travelling time dismantling and mounting shall not be paid by Neptronic Guarantee for products or components sold but not manufactured by Neptronic is only given to the same extent as given to Neptronic however not exceeding the normal Neptronic warranty Parts used for repairs are warranted for the balance of the term of the warranty on the original humidifier or 90 days whichever is longer e Any repairs made at the Neptronic facilities after the original warranty period are warranted for 1 month from the date of repair Special agreement on components under warranty e For certain defected components under warranty based on valid reasons the purchaser has two options 1 Send back immediately the defective component s for inspection and the purchaser is responsible for freight to Neptronic The full purchase price will be credited once the defective component s is received and the manufacturing defect is found upon inspection by Neptronic OR 2 Replacements will be sent without requiring returning of the defective component s standard ground freight paid by Neptronic at zero value invoice Although the purchaser must hol
13. and Drain Connection Specifications Specification Description Water Supply Size 3 4 20mm garden hose male Maximum Water Supply Pressure 70 PSI 4 8bar Maximum Water Supply Temperature 68 F 20 C Drain Pump Inlet Size 3 4 20mm Overflow Outlet Size Tank size less than 94 239cm 1 5 3 8cm Tank size greater than 94 239cm 2 0 5 1cm Table 3 Evaporation Module Specifications Specification Description Evaporation Module Frame Material Stainless Steel Grade 304 Evaporation Media Material Glass fibre material bonded with a special inorganic compound Evaporation Media Fire Rating European Fire rating EN13501 1 amp EN13238 Euro class A2 s2 d0 North America Fire rating UL900 class 1 by ETL Evaporation Media Hygiene Evaluation EN ISO 846 VDI6022 Part suitable for use in HVAC systems by ILH Berlin Dimensions and Weights Illustration 3 Dimensions and Weights Evaporative Module dimensions are calculated and customized to the actual size of the duct dimension using Humidisoft Please refer to drawing attached and referenced with the Humidisoft project number for
14. bled if H W Step 9 Step 3 a aad s Pump skid assembly Side frames x2 ij factory assembled Step 1 Step 11 Step 10 Main support beam Water distribution hoses Drain manifold assembly factory assembled 1 per drawer factory assembled Illustration 5 Evaporation Module Assembly www neptronic com Page 7 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Step 1 optional Main Support Beam The evaporation media panel s main support beam is assembled at the factory However its position can be adjusted depending on the evaporative media panels depth To do so remove the screws protective caps and remove the Philips screws Adjust re install the screws and re insert the protective caps Step 2 optional Side Frame Sections If the height of the evaporation module is greater than its width assemble the side frame section along with the holding rail support Install the four lock washers and nuts and then tighten using a 7 16 11mm wrench Step 3 Side Frames Assemble the two side frames onto the bottom tank Install the six lock washers and nuts on each side and then tighten using a 7 16 11mm wrench Step 4 Top Frame Install the top frame onto the two side frames _ CAUTION This part can be very long and might require the help of 2 people to be safely installed h gt oe Install the three lock washers and nuts on each side Do not tight
15. c Evaporative Cooling Humidifier Installation Instructions and User Manual Sub Menu Settings Default indicates no on ee display only earn Air Flow Current value Opened or Closed High Limit Current value Opened or Closed Interlock Current value Opened or Closed Water Lvl Sensor Water T Sensor Low Water Float High Water Float Current value Current value Current value Current value Hz mv Opened or Closed Opened or Closed 3E Outputs Feedback Current value mV Alarm Relay Current value Off or On Maint Relay Current value Off or On Fill Valve Current value Off or On Drain Pump Current value Off or On Distr Pump Current value Off or On Stage Valve 1 Current value Off or On Stage Valve 2 Current value Off or On Stage Valve 3 Current value Off or On Stage Valve 4 Current value Off or On 3F Miscellaneous Ctrl uC Temp Current value C or F Controller microprocessor temperature Ctrl PCB Temp Current value C or F Controller PCB printed circuit board temperature Module uC Temp Current value C or F Module microprocessor temperature Module PCB Temp Current value C or F Module PCB printed circuit board temperature Water Level Current value Water Temp Current value C or F Network Timeout Fill Countdown Drain Countdown Inact Countdown Inlet Countdown State Countdown
16. c iid ae ed eee ei AEE eee 6 Illustration 5 Evaporation Module Assembly 0 2 ccc etree teenie enter nee eerie ee ee ieee ee tieee ee eieeeeeniieeeeenieeeeneaa 7 Illustration 6 Positioning ANd MOUNTING cc cece tre i ne eee eee erie ee reee ee nieeeeeeeeeeree 9 Illustration 7 Water Supply Installation 2 0 2 2 ccceccecceceeeeeeeecce cece eee ee eee aaeaeeeeeeeeeseaaaeaeeeeeeesececaaeeeeeeeeeseceeceeseeeeeeeeeea 10 Illustration 8 Drain and Overflow Connections 2ceccceeecce cece ee ee cece ae cece cece seca eaaaeaeeeeeeesececaaeeeeeeeeeseceiceeeeeeeeeteees 11 Illustration 9 Power Supply Connections c cccccccceeceeeeceeece cece eeeeceeeaeceeeeeeeeeeeeaaaeeeeeeeeesececaaeeeeeeeeesecsaceeeeeeeeeeeee 12 Illustration 10 SKV Controller Wiring Diagram sesesiseurirrisienrininnunrnnnnnnnaNAnn annA KAANANE N ANRA ARNN KENAAN ANANE EEEN ANR ARANNA KN 13 Illustration 11 Mounting the Controller Enclosure 0 cccccceceeeeeeeeeee cence ee eeeeeeeeececeaeeeeeeeaeeeseeeaeeeseeeaeeeeeeaeeesenaeees 14 Illustration 12 Evaporative Cooling Humidifier Exploded View ccccccceeeeeceeceeeeeeeeeeceeneceeeeeeesecencaeeeeeeeenteees 29 List of Tables Table 1 Nomenclature ec cee cece ceeeec cece cece ee ceca ance ee ee eee ceaaaeceeeeeeeecceaaaeaeeeeeeesceaaaeceeeeseeseceaeeeeeeesecsecueeeeeeeeteseseaeees 2 Table 2 Water Supply and Drain Connection Specifications ccccccceceeceeceeceee
17. ctory setting of drain completion time In Progress is displayed until the cycle is completed Set to Yes to start the disinfection sequence The sequence fills the tank and then runs the module s at 100 for the duration of the selected Disinfection Time It then performs an auto drain sequence and returns to normal operation If during the Disinfection Time the tank needs to be filled again the timer will stop until the tank is filled 3B Cleaning Cleaning Due On Last Cleaning Cleaning Done Total Runtime YY MM DD YY MM DD No 0000 h Yes or No The date represents 3 to 12 months after setting Cleaning Done to Yes This Cleaning Interval is set by the Installer at step 4A in the Installer menu A Service Warning appears 100 hours before the due date A Service Alarm appears on the due date Displays the date at which the Cleaning Done was set to Yes When the unit has been cleaned set this value to Yes to reset the Cleaning Due On date and Last Cleaning date Displays total number of hours the unit is in function 3C Service Last Silver lon Silv lon Changed UV Lamp Due On Last UV Lamp UV Lamp Changed YY MM DD No YY MM DD YY MM DD No Yes or No Yes or No Displays the date at which the Silv lon Changed was set to Yes When the Silver lon cartridge has been changed set this value to Yes to rese
18. d defective component s for a period of 12 months whereas Neptronic reserves the right to claim the defective component s back for inspection at any time If the claim is found to be out of warranty coverage upon inspection by Neptronic the replacement parts sent free of charges will be then charged to the purchaser Page 31 Evaporative Cooling Humidifier Installation Instructions and User Manual 4 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual neptronic 400 Lebeau blvd Montreal Qc H4N 1R6 Canada www neptronic com Toll free in North America 1 800 361 2308 Tel 514 333 1433 Fax 514 333 3163 Customer service fax 514 333 1091 Monday to Friday 8 00am to 5 00pm Eastern time
19. dimensions and weights for your SKV www neptronic com Page 3 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Handling and Packaging Handling Always handle the SKV Evaporative Cooling Humidifier with care and keep within its original packaging for as long as possible prior to installation It must be stored under cover and protected from any possible damage from dust rain or frost Correct Lifting Method Lifting or handling must only be carried out by trained and qualified personnel Ensure that the lifting operation has been properly planned risk assessed and that all equipment has been checked by a skilled and competent Health amp Safety representative and that effective control measures are put in place WARNING It is the customer s responsibility to ensure that operators are trained in handling heavy goods and to enforce the relevant lifting regulations WARNING Any personnel handling or lifting the SKV Evaporative Cooling Humidifier must follow the Lifting Operations and Lifting Equipment Regulations 1998 and Approved Code of Practice L113 The regulation imposes duties on employers and self employed persons and persons who have control to any extent of lifting equipment Refer to dimensions and weights as indicated on the SKV nameplate as well as the submittal drawing for system dry weights Inspection Upon receipt and once packaging material has been removed an
20. dividual passwords will not be required For example if the Installer menu password has been validated already access to other menus such as Controls will be unlocked automatically D Use the and buttons to increase and decrease the values Use the A W buttons to scroll to the next or previous menu item Values are saved as soon as a change is made Press the Menu button to go back one menu Press the Enter button to advance to the next sub menu To exit press the Menu button until you return to the menu overview or after 5 minutes of inactivity the controller will automatically exit the menu Tm m Note 1 Available settings and range selections may vary depending on current configuration The tables in the following sections display all the possible selections The Notes Conditions column indicates the conditions required for the associated setting to appear Note 2 The Drain Schedule Menu 2B and Occupancy Schedule Menu 2C on page 18 do not support schedules that cross over midnight during the same day For example Wednesday from 19 00 to 8 00 will stop at midnight In this case you must configure 2 days as follows Wed 19 00 Thu 00 00 Thu 08 00 www neptronic com Page 16 neptronic Main Menu Controls Evaporative Cooling Humidifier Installation Instructions and User Manual CONTROLS Settings Default Range Notes Conditions 1A Settings Control Mode Int Temp Int in RH In
21. e Evaporative Cooling Humidifier e The strict application of these instructions will ensure conformity of your installation and operation as per the manufacturer s recommendations e The application of these instructions is one of the conditions for the application of the warranty e The application of these instructions does not ensure at any time conformity to procedures regulation or local codes regarding electric installation and connection to local water supply 20140 All rights reserved This document cannot be reproduced totally or partially by any means whether electronic mechanical photocopy recording or other without prior written authorization of Neptronic www neptronic com Page i neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Health and Safety Instructions General This manual has been written to ensure correct safe and sustainable operation of the SKV Evaporative cooling humidifier and is intended for use by engineers and technical personnel trained by Neptronic or their official agents This manual must be read thoroughly before specifying designing installing or operating an SKV Evaporative Cooling Humidifier Please retain for reference and should you have any questions please contact Neptronic and we will be pleased to assist The triangular symbol with the word WARNING is used to designate danger of severe or lethal consequence A D The circular symbol with the wo
22. e are also displayed SD gt 2014 Mar 02 15 13 23 Modules No of modules 2 The second screen provides basic information on the evaporation Module 1 2 stages module s Module 2 3 stages A y The SD icon appears if the controller detects a micro SD card Current time and date are also displayed SD gt 2014 Mar 02 15 13 23 System Info Room Humidity 45 RH The third screen indicates the demand and water flow of the Room Temp 21 C evaporative module s Duct Humidity 40 RH A Demand 100 0 Y The SD icon appears if the controller detects a micro SD card Water flow 1000kg h Current time and date are also displayed SD gt 2014 Mar 02 15 13 23 www neptronic com Page 15 Installation Instructions and User Manual A neptronic Evaporative Cooling Humidifier Main Menu Configuration A Press the Menu button B Use the A Y buttons to select the desired main menu category and press Enter J C If password protection is enabled see table below enter the password and press Enter If you enter the wrong password the SKV controller displays an INVALID PASSWORD message Table 7 Passwords Mode Menu Password Priority Required Controls 637 1 Always required Installer 757 2 Required only if enabled at menu 1F System Setup 372 3 Required only if enabled at menu 2E Diagnostic None 4 Not required Note If a password of higher priority has already been provided in
23. ece cece eeae cece ee eeseceanaeceeeeeeescaeaaeaeeeeeeeseaeaeeeeeeesenennaees 28 Module pumpis Not TUN CHONING issie dawiapabdcgetnavaddddarandaenaaeacddinnableessaandadlensalaceensatadanaselics 28 Exploded Viewand Parts LIStii scciaassl feats tendaanveteccanabdcddanantienababccdtionaandcddanguadusanabacedsaudacdanaatecaaaededaanaelactababacanenseaes 29 Evaporative Cooling Humidifier isissiccetasics cetiesnencceaen ania EE AEE EEEE EEEE ERTER ONDOEN EENE 29 Media Panels icisicciseiateucvestuaderiacerssfebtueds verde a A A eee N E T A ele ea 30 Recommended Spares LisSti isescainen igea E a EAE EEA E AEA a ETEA Eea OEE EE E aa 30 General Conditions of Sale and Warranty sssrerrerirrirerrirernriniriianniienna kakaian naian An NARRA ARANEA EARANN RENEA AREE E 31 General warranty PONCY rcressaer So E A EE dcseaaieaestaea ees 31 Special agreement on components under warranty sseessssesesrresssrneseennensnnnanattnnaanannaatennaadannaattnnaanannaadennaanannaae enn 31 NOtES Sia esas cassesnuccla nesacasnnadueusaiendaccss decaagenadacdeuse ineduasadacacsaancedzevesaacaysaanaageneedaxassaaaeeaanaetuendagwansedadnadasaandaddenedaasaasaurecseneaas 32 List of Illustrations Illustration T Evaporative Mediassa aa a a i aa aaa iadaaa EEA E 1 IIlustration 2 Humidifier OVervio W serie N NAATA ANE E aaea EAEE A NEE 1 illustration 3 Dimensions and Weights seccccciniccisnicirriiiireii n EE EEE EEEE EEEE RRE 3 illustration 4 Installation Stages ic
24. eed models Each day of the week can have different events up to 4 events Day Monday Monday to Sunday each The events displayed are configured and apply to the day that s displayed Event 1 Unused Unused Wait Start Drain Stop Drain 00 00 to 23 59 If you select Wait Start Drain or Stop Drain a clock setting is Event 2 Unused Unused Wait Start Drain Stop Drain 00 00 to 23 59 displayed Set the simeyduranionvabin which the unit can perform the drain task An event cannot cross over midnight see Note 2 on page 16 Event 3 Unused Unused Wait Start Drain Stop Drain 00 00 to 23 59 Wait time before drain sequence can start Event 4 Unused Unused Wait Start Drain Stop Drain 00 00 to 23 59 Start Drain time at which drain sequence will start Stop Drain time at which drain sequence will stop 2C Occ Schedule Occupancy schedule The drain schedule is only available when the Occupancy disabled ue va Schedule step 4B is set to ON in the Installer menu f Each day of the week can have different events up to 4 events Day Monday Monday to Sunday each The events displayed are configured and apply to the day that s displayed Event 1 Unused Unused Occup Unoccup Vacancy Off 00 00 to 23 59 If you select Occup Unoccup Vacancy or Off a clock setting is 3 displayed Set the time duration at in which the unit can perform Event 2 Unused Unused Occup Unoccup Vacancy Off 00 00 to 23 59 the drain task An
25. eeeeeeeneeeeeeeeeesesenneeeeeeeeeeeesnnaeees 3 Table 3 Evaporation Module Specifications cecceccecceceeeeeeeeeeeeeeeeeeececeeeaaeaeeeeeeeseccaaeaeeeeeeeseaceaeeeeeeeeneseseaeess 3 Table 4 P Trap Installation ececcccecceceeeeeeeceneae cece ee ee ce ceaeaeeeeee cece se caaaaeceeeeeeesecaaaeeeeeeeeeseaaaeaeeeeeeesesecsiaeeseeeeeeteeea 11 Table 5 Water Drain and Overflow Specifications ccccccecceeeeneeceeeeeeeeeeecaeeeeeeeeeeeeseceaeaeeeeeeesesecsicaeeseeeeeenene 11 Table 6 Power Supply Specifications 00 0 2 ccccceccececeeeeeeeecce cece cece eeceaeaeceeeeeeeseccacaeeeeeeeeeesecaaeeeeeeeesecsacaeeeeeeeeeseeea 12 Table 7 PASSWOMGS c ccccceeeeeeeeeeae cece ee Eana E eee cea NEEE EE EAE EE EEAO AE OEE EEEE E T a e E 16 Table 8 Water Dilution determine interval and number of cycles ssssssssssssrrssesrrssetrrssttrrssttnrssttrnnsressstennnnnt 22 Table 9 Proposed plan of control and disinfection according to results of microbiological testing of water 25 Table 10 Evaporative Cooling Humidifier Part NUMDETIS cc cceccteeeeeeeeeeeeeeeteeeeeeeteeeeeetaeeeeetneeeestiieeeeetnaeeeeee 29 Table 12 Media Panel NUMDEIS cccceceeeecce cece eeeeeeceaeeeee eee eeee se ceaaaeceeeeeeesecceaeeeeeeeeeesecacaeeeeeeseseneacaeeeeeeeeenenea 30 Table 13 Spare Parts Replacement ccccccccceceeeeeeeenncee cece eee eeceeeaeaeceeeeeegceeeaeaeceeeeeegseceaee
26. eeeeesaseenaneeseeeeeeneeee 30 www neptronic com Page v neptronic Overview Evaporative Cooling Humidifier Installation Instructions and User Manual Operation The humidifier consists of an Evaporative Module that is installed in an air handling unit AHU or a duct Water enters the evaporation module from the main water supply and reaches the top of the unit The water distribution system disperses water over the Evaporative Module like a waterfall Warm dry air passes through the wet media evaporates water and raises the humidity level The SKV also offers up to 21 5 F 12 C of cooling as a result of the transfer of energy when the water evaporates In order to prevent any possible carry over an optional droplet separator can be added at any time during the life of the SKV Neptronic does recommend the use of droplet separator when air velocity is above 600FPM 3m sec Any particle or contamination present in the air flow can accumulate and clog the media For this reason Neptronic recommends proper air filtration typically and at least 5 microns EU5 On some critical applications such as medical sites or laboratories a finer filtration might be required Water 65 75 85 Evaporati i D 5 95 Cooled amp Humidified Air Droplet separator Illustration 1 Evaporative Media Tank Electrical box Reversible and easy to r
27. emove pump skid Drain pump Up to 5 stages Water inlet Drain P trap 5pm prefilter Silver ions anti bacterial cartridge Minimal needs of blanking plates optional Media panel 4 efficiencies Droplet separator SKV controller 1 cable 6 wires Illustration 2 Humidifier Overview www neptronic com Page 1 A neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Benefits Very low energy consumption lt 1kW Free cooling up to 21 5 F 12 C Hygienic operation Custom modular design to fit exact dimensions of AHU or duct ensures minimal use of blanking plates which obstruct air passage and increase pressure drop through the evaporation module Environmentally friendly Low pressure drop Simple and low maintenance Easy access to water distribution on top no tools required to remove media panels one screw to remove pump skid Fast and efficient drain pump with the ability to lift the drain water when no slope is possible for the drain water pipe All parts in contact with water are made of stainless steel and designed for life Uses any type of water Deionised DI Reverse Osmosis RO or tap water Features Custom designed with Humidisoft to meet your specific duct application dimensions Energy transfer during water evaporation results in free cooling up to 21 5 F 12 C Low energy lt 1 kW consumption ensuring an environmentally friendly applica
28. en the nuts as a final adjustment of the assembly will be required after all the media panels and water distribution drawers are installed at steps 5 and 8 Step 5 Media Panels Install the media panels onto the evaporation module frame We recommended installing them row by row and not column by column Make sure that each media panel is properly installed into the one below Step 6 Media Panel Link Bracket Install at least one media panel link bracket per level This bracket is designed to re enforce the structure by holding together the media panel and holding rail Loosen the top two Philips screws from adjacent media panel frames insert the bracket and then tighten the two Philips screws Step 7 Holding Rail Install one holding rail per level Insert the holding rail onto at least one link bracket and engage the latches into the holding rail supports on both sides Note In case the SKV evaporation module is equipped with a droplet separator air velocity above 600FPM repeat steps 5 to 7 for the installation of droplet separator panels Step 8 Water Distribution Drawers Install the water distribution drawers onto the top frame step 4 and adjust the top frame position to ensure proper sliding of the drawers Confirm proper positioning of the top frame step 4 and tighten the three nuts on each side Step 9 optional Pump Skid The pump skid assembly is installed at the factory before shipping If you need to remove it fir
29. er Electrical box on evaporation module Power cable should pass through water tight bushing Power supply terminal block 120Vac or 240Vac 1ph 60Hz as per voltage indicated on name plate by others Illustration 9 Power Supply Connections Table 6 Power Supply Specifications Model Voltage V Current A SKVR 120 1ph 5 5 Recirculation model 240 1ph 3 SKVD 120 1ph 1 Direct feed model 240 1ph 0 5 You MUST externally fuse all incoming power supplies for over current protection Isolate the electrical supply for the purpose of emergencies and servicing We recommend installing a disconnect switch within 1m 3 3ft of the humidifier The isolator must have a contact separation of at least 1 8 3mm Please observe local codes and regulations concerning the provision of electrical installations The installation engineer must ensure the following e Use of copper power conductors only Size of the power conductors are suitable for the maximum current supplied Incoming power cable is secured via suitably sized cable gland Each terminal connection is secured firmly with a cable ferrule Humidifier cabinet has an uninterrupted or unbroken electrical ground Do not use the evaporation module s frame to connect to ground Page 12 www neptronic com neptronic Evaporative Cooling Humidifier Installation Instructions and Use
30. ervicing and microbiological testing in order to improve the control plan If the SKV Evaporative Cooling Humidifier is stopped for extended periods over 24 hours make sure the tank at the bottom of the unit and the water supply hose to the unit are drained unless there is a regular renewal of the water system Contamination of the water system can cause the development of Legionella bacteria that can be fatal Table 9 Proposed plan of control and disinfection according to results of microbiological testing of water Aerobic Heterotrophic Count CFU ml Required Action 10 000 or less Acceptable control No remedial action required More than 10 000 and up to 100 000 Run a disinfection cycle with chlorine dioxide perform another microbiological test of the water after the disinfection cycle If the result is not reduced below 10 000 CFU ml or less then perform a manual cleaning and disinfection and review the control programming before restarting the Evaporative Cooling Humidifier More than 100 000 Immediately stop the machine unmount the Evaporative Cooling Humidifier perform a manual cleaning and disinfection and review the control programming before restarting the unit Corrective action should be undertaken to reassess the level of hygiene control and a new risk analysis of the water network and system Disinfection Before commencing a disinfection cycle perform the following functions e Assess the situation fo
31. event cannot cross over midnight see Note 2 on page 16 Event 3 Unused Unused Occup Unoccup Vacancy Off 00 00 to 23 59 Occup duration the unit remains in Occupancy mode Unoccup duration the unit remains in Unoccupied mode Event 4 Unused Unused Occup Unoccup Vacancy Off 00 00 to 23 59 Vacancy duration the unit remains in Vacancy mode Off duration the unit remains Off 2D Measure Temp Units F C or F Flow Display Mass Flow or Mass Flow Mass Flow Units Ib h kg h or Ib h 2E Options Setup Password Off On Enable Off Disable If enabled the System Menu password is 372 Alarm Beep On On Enable Off Disable Key Press Beep On On Enable Off Disable Contrast 5 0 to 10 Language English English or Fran ais www neptronic com Page 18 neptronic Main Menu Diagnostics Evaporative Cooling Humidifier Installation Instructions and User Manual Sub Menu Settings Default Range indicates no configuration display only Notes Conditions 3A Functions Reset Alarm Start Drain Cycle Disinfection Time Start Disinfect No No 15 min No Yes or No Yes or No 15 to 30 minutes Yes or No Set to Yes to reset any alarms that have been restored and require a manual reset Refer to Alarms on page 23 Set to Yes to start the drain sequence The time required varies depending on various factors such as size of tank quality of drain and fa
32. h contact should be wired between terminals TB4 1 amp 2 If this contact opens operation of the SKV unit will stop The unit will display Airflow Switch open but will not generate an alarm High limit humidistat contact should be wired between terminals TB4 1 amp 3 If this contact opens operation of the SKV unit will stop and an Alarm message will be displayed Interlock switch can be wired between terminals TB4 1 amp 4 If this contact opens operation of the SKV unit will stop and an Alarm message will be displayed www neptronic com Page 13 7 neptronic Evaporative Cooling Humidifier P Installation Instructions and User Manual On Off Operation For On Off operation connect the On Off contact between TB4 1 amp 5 If this contact opens the SKV unit will turn off If this contact closes the SKV unit will operate Modulating Operation Analog Whatever the source of the control signal BMS room or duct humidistat room or duct thermostat or a combination the signal s should be connected between Common and Analog input 1 2 and or 3 These analog inputs are configurable at step 1A Settings of the Controls menu see page 17 BACnet network If the control signal is from a BACnet network the RS485 A amp B should be connected to network TB5 The network control signal will have to be selected at step 1A Settings of the Controls menu see page 17 Also refer to step 1E BACnet of the Controls menu see page
33. inspection must be carried out to ensure that no damage occurred during transit Any damage should be reported with no delay to your Neptronic representative Unpacking Upon customer request and following transit maximum size for large dimension SKV Evaporative Cooling Humidifier evaporation media panels and evaporation module frames are delivered on a separate pallet In this case the evaporation module will have to be assembled on site ee CAUTION Risk of malfunction evaporation media should not be cut or crushed during handling and N A installation www neptronic com Page 4 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Installation Overview WARNING Failure to observe manufacturer s installation recommendations will invalidate the manufacturer s warranty Local Regulations Lifting or handling MUST be carried out by trained and qualified personnel Ensure that the lifting operation has been properly planned assessed for risk and that the equipment has been checked by a competent Health amp Safety representative and that effective control measures are in place It is the customer s responsibility to ensure that the operators are trained in handling heavy goods and to enforce the relevant lifting regulations The Evaporative Cooling Humidifier MUST always be handled and lifted with care and should remain in its original packaging for as long as possible prior to installatio
34. ion and ensure the proper connection of the wire jacket Manual between the sensor and the PCB of the evaporation module Indicates that the water temperature sensor located within the capacitive water level Module water temperature fault sensor is defective Verify the sensor s general condition and ensure the proper Manual P connection of the wire jacket between the sensor and the PCB of the evaporation module Module water level alarm Indicates that the water level is not calibrated properly Automatic Module high water temperature alarm Indicates that the water temperature in the tank is above 77 F 25 C which is a risk for Automatic developing Legionellosis Verify the temperature of the supply water Indicates that the water temperature in the tank is above 77 F 25 C even after two Module high water temperature fault drain or fill cycles which is a risk for developing Legionellosis Verify the temperature of Manual the supply water Module water float fault Water level float is stuck Automatic step 3A in Diagnostic menu t step 3B or 3C in Diagnostic menu www neptronic com Page 23 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Servicing and Maintenance A This humidifier must be installed operated and maintained by suitably qualified personnel and in accordance with this manual Preventative Maintenance The SKV Evaporative Cooling Humidifier requires both inspect
35. ion and service at regular intervals The frequency of servicing depends on factors such as water quality capacity and the number of hours in operation It is recommended to inspect and service the evaporation module after 200 hours post commissioning This inspection is necessary to determine the frequency of both inspection and service Verification List Perform the following activities regularly to ensure optimal performance and operation of the evaporative module s e Check for water leaks e Check for stagnant water e Observe the operation of the water flow and evaporation cycle e Check drain operation and flow e Ensure that all electrical connections are secure e Ensure that the 5u water PP pre filter is not clogged e Verify if the Silver lon service warning has appeared If so replace the Silver lon dosing cartridge e Ensure that the air duct filter upstream of the SKV evaporation module is clean e Check for any accumulation of dirt in the bottom of the tray If there is a significant presence of impurities clean the tank at the bottom of the unit e Check the flow control at the output of the pump and clean or replace if necessary e Ensure that the water supply hoses at the top of the evaporation module are clean and in good condition e Remove the water distribution trays at the top of the evaporation module and make sure they are clean clean if necessary e Remove the cassette containing the media and remove
36. lation Instructions and User Manual e e e e e e WARNING Risk of Legionnaires disease which can be fatal SKV Evaporative Cooling Humidifier A must be installed operated and serviced in accordance with this Installation Instructions and User Manual WARNING In the event that the SKV Evaporative Cooling Humidifier is turned off for prolonged periods more than 24 hours ensure that any water storage tanks and pipe work supplying the unit are drained unless they supply other systems which ensure a regular renewal of water in the system Failure to do so may result in stagnation of the water and contamination that might cause Legionnaires disease which can be fatal It is the responsibility of the person on whom the statutory responsibility falls to determine all control and preventative measures outlined in this manual Correct Use Neptronic systems and its products are designed only for humidification use Any other application is not considered appropriate for the intended purpose The manufacturer cannot be made liable for any damage resulting from incorrect use www neptronic com Page iii AP neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Lists and Table of Contents Contents OV TW saat E et cs ine eae reac es rcseae ga niva na E E ate teem tenes tauaty tual avd tan tnuee cesar ea tes metedes 1 Operation eon ia REE cua E aAa aE A EAE cacadesauduadssnn AEAEE D REE E EEA 1
37. let Inactivity delay is attained 4D Water Dilution Interval 30 min 30 to 1500 minutes Set the interval between each water dilution cycle and the number of cycles These values are determined by the inlet water quality No of Cycles 2 0 to 255 cycles as defined in Dilution on page 22 4E Sensor Offset Room RH Sensor 0 RH 10 0 to 10 0 RH If External Ext Al1 Ext Al2 Ext Al3 at step 1A Room RH Src Room Temp Sensor 0 C F 5 0 to 5 0 C 9 0 to 9 0 F If External Ext Al1 Ext Al2 Ext Al3 at step 1A Room Temp Src High Limit Sensor 0 RH 10 0 to 10 0 RH If External Ext Al1 Ext Al2 Ext Al3 at step 1A High Limit Src 4F Test Mode Duration 5 min 5 to 60 minutes When the Test State is set to On you can simulate any demand Demand 0 0 to 100 value and navigate through any of the menus The red Alarm LED illuminates to indicate that you are in test mode and the screen Test State Off On Enable Off Disable displays the remaining time that device will be in test mode To exit set the Test State to Off or wait for the test duration to elapse www neptronic com Page 21 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Water Dilution No of Cycles 4D in Installer menu according to the water quality or conductivity during commissioning of the Q ATTENTION Risk of scale deposits Correctly set the Water Dilution Interval Step 4D in Installer menu
38. ling the SKV evaporation module into a waterproof AHU or duct section The SKV evaporation module is a self contained humidifier cooler however leaks might occur at the water and drain connection point Install a drain outlet connection at its lowest point within the cooling or humidification section Construct the drain pipe in such a way that there is no water accumulation and stagnation Make provision either on one side or both sides of the AHU or duct for water supply drain line s and electrical conduit to the evaporation module The SKV Evaporative Cooling Humidifier accepts the water supply drain overflow piping and electrical connections from the right hand or left hand side of the evaporation module Positioning the Evaporation Module Level the evaporation module properly in order to ensure proper distribution of water see Illustration 6 Positioning and Mounting Make sure that the drain outlet is at the lowest point of the unit Do not leave any empty space around the evaporation module In case there is some empty space install blanking plates to prevent air passage The unit is custom made to fit the AHU or duct dimension however to allow easy installation and service a space of 2in 51mm on both sides and 2in 51mm on top of the evaporation must be planned Provide a minimum access of 24 600mm downstream of the evaporation module for installation inspection commissioning and maintenance Also provide the same cleara
39. n The Evaporative Cooling Humidifier package may be carried using a forklift from the underside Caution should be exercised to ensure a balanced load before lifting List of Supplied Accessories e Water supply stainless steel reinforced hose 24 600mm along with 1 2 NPT 13mm female hose connection e Water filter assembly 5 microns PP pre filter and silver ion dosing anti bacterial cartridges e Installation Instructions and User Manual www neptronic com Page 5 ne ptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Installation Method Statement Stage 1 On Site Assembly of Evaporation Module Stage 2 Evaporation Module Positioning and Mounting Stage 3 Water Supply Installation Stage 4 Drain and Overflow Connections Stage 5 Power Supply Connections Stage 6 Electrical Control Connections Stage 7 SKV Controller Installation and Configuration Stage 1 Assembly on Site of Evaporation Module Stage 2 Positioning and Mounting Stage 4 Water Drain and Overflow Connections Stage 5 Power Supply Connections Stage 3 Water Supply Installation Stage 6 Electrical Control Connections and Controller Installation Stage 7 SKV Controller Configuration Illustration 4 Installation Stages www neptronic com Page 6 Installation Instructions and User Manual 4 neptronic Evaporative Cooling Humidifier Stage 1 On Site A
40. nce 24 600mm upstream for easy commissioning and maintenance Provide access to the sides of the unit through doors Level in this direction a Oe a A Attachment point Level in this direction lt a B x4 m eS Illustration 6 Positioning and Mounting Mounting the Evaporation Module Secure the evaporation module to the AHU or duct by screws and bolts not supplied of suitable size Attach the evaporation module in such a way that it will not vibrate or move under air velocity and pressure www neptronic com Page 9 Installation Instructions and User Manual A neptronic Evaporative Cooling Humidifier Stage 3 Water Supply Installation 37 G connection J SIS flexible hose 24in long supplied 2 female connection 5 i EPE Water supply Shut off valve not supplied Silver ion dosing Prefilter 5u Water pre treatment cartridge supplied Piping not supplied To be installed outside of duct AHU Illustration 7 Water Supply Installation C Note Do not over tighten hose fittings as this may damage the seals e Install an isolation valve not supplied on the water line near the evaporative module s i
41. ncentration of 0 5mg per liter of water to be disinfected Note the concentration of chlorine depends upon the optimal pH of the water e Make sure that the air system central air or ventilation system is stopped e Make sure the SKV Evaporative Cooling Humidifier is stopped www neptronic com Page 25 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Step 2 Mix disinfection solution e Mix the disinfection solution following the manufacturer s instructions e The calculation of the volume to be treated should take into account the volume of the tank at the bottom of the Evaporative Cooling Humidifier but also the volume of all media cassettes Note It may be necessary to clean the tank at the bottom of the Evaporative Cooling Humidifier prior to disinfection if it is particularly contaminated or dirty Step 3 Start the disinfection cycle e Add disinfection solution to tank at the bottom of the unit and allow mixing e Go to step 3A in the Diagnostics menu set the Disinfection Time and select Yes to start the disinfection sequence e The sequence fills the tank and then runs the module s at 100 for the duration of the selected Disinfection Time It then performs an auto drain sequence and returns to normal operation If during the Disinfection Time the tank needs to be filled again the timer will stop until the tank is filled Step 4 Neutralise and rinse e Itis possible that the disi
42. nd User Manual 4 neptronic Stage 4 Drain and Overflow Connections A Any installation work must be carried out by suitably qualified personnel A Risk of flooding Never connect drains to a closed pipe work Always install a tundish to provide a suitable air gap Recirculation Model Direct Feed Model C Safety overflow drain a 1 38mm Overflow sted Combined drain outlet can be Slope 2 minimum E F from horizontal directed to right or left hand side SS 200 ral by iS A a y l Main drain P trap Height H 1 for 1 w c stat Press P trap height H 1 for 1 w c stat press 2 51mm Main drain Slope of 2 is required for overflow gravity drain If no slope can be fitted separate the 2 drain lines Open drain Open drain is required CAUTION Do not combine the overflow and drain to a common pipe Two independent traps should be installed for drain and overflow and sized according to the Table 5 below Illustration 8 Drain and Overflow Connections CAUTION Do not combine the overflow and drain to a common pipe if the width of the evaporation module is below 30 762mm or if the main drain has to be lifted to the drain inlet of the building if no slope can be fitted Table 4 P Trap Installation
43. nd if necessary apply de scaling solution on all parts of the evaporation module which are covered with scale Step 5 Rinse e Lift the individual cassettes out of the acid solution allow any excess de scaling solution to drip and directly submerse into the clean water container e f necessary rinse a second time while profusely wetting the media Step 6 Re assemble and restart e Replace the media cassettes media frames and recirculation pump skid on the evaporation module e Reconnect the power supply e Onthe control panel go to step 3A in the Diagnostics menu set the Disinfection Time and select Yes to start the disinfection sequence This cycle will ensure a final thorough rinsing of the evaporative module e Once the rinse cycle is completed the air system central air or ventilation system and the Evaporative Cooling Humidifier can be restarted in automatic mode www neptronic com Page 27 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Troubleshooting Water leakage from the tank e Check that the installation of the tank is level e Check for any damage or holes in the tank e Check for any damaged or ill fitted drain pipe work and ensure that there are no leaks Water carries over into air stream e Check the air velocity at the inlet of the evaporation module Make sure the value corresponds to initial design data The limits of the air velocity for the evaporation medium are
44. neptronic Evaporative Cooling Humidifier SKV Series Installation Instructions and User Manual Read and save this manual SKV Evaporative Cooling Humidifier 140508 docx neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Foreword Neptronic Company Overview Founded in 1976 were a private corporation that designs manufactures and distributes products for the HVAC industry Our product line includes intelligent controllers electronic actuators actuated valves humidifiers and electric heaters Our products are designed and manufactured by over 250 dedicated employees in our 7 500 m 80 000 ft state of the art facility located in Montreal Canada Using a vertical integration model our entire manufacturing chain is under one roof from software and hardware development to SMT circuit board assembly to sheet metal fabrication to product testing ensuring that our products are engineered to last We currently hold several national and international patents and with our continued commitment to research and development we provide innovative products and technologies for the ever evolving challenges of the HVAC industry Exporting over 70 of our sales we have an exclusive distribution network around the globe that provides comprehensive solutions to our worldwide customers About the Manual These installation and operation instructions have been developed to facilitate the installation of th
45. nfectant used requires neutralization after application e Incase neutralization is required by the manufacturer repeat steps 2 and 3 with the neutralizing solution Step 5 Restart and new microbiological testing of water e Once steps 1 4 are completed the air system central air or ventilation system and the Evaporative Cooling Humidifier can be restarted in auto mode e Anew microbiological test should be performed immediately after to confirm that the number of heterotrophic organisms is less than 10 000 CFU ml as per Table 9 on page 25 De scaling If untreated tap water is used de scaling of the Evaporative Cooling Humidifier may be required To avoid accumulation of scale Neptronic recommends using RO water whose conductivity is between 100 and 550 micro S cm When using city water Neptronic recommends a visual inspection of all parts of the evaporative module one month after commissioning to define the required frequency of de scaling based on the accumulation of scale observed List of solutions recommended scaling e Commercial phosphoric acid De scaling Method Statement Step 1 Preparation e Refer to the manufacturer s recommendations for concentrations to apply and the method of preparation of the solution When using phosphoric acid do not exceed a concentration of 1 volume of acid for 10 parts water e Make sure that the air system central air or ventilation system is stopped e Make sure the SKV Evaporative C
46. nlet for easy maintenance and servicing We recommend fitting a pressure gauge for commissioning and maintenance e Flush the water line thoroughly before connecting the feed water pipe work to the evaporation module e Follow the water supply specifications as mentioned below o Water Supply Size 3 4 20mm garden hose o Maximum Water Supply Pressure 70psi 4 8bar o Maximum Water Supply Temperature 68 F 20 C e Connect the humidifier to a clean drinking water supply o The humidifier is capable of operating with a wide range of water qualities such as reverse osmosis RO or tap water If the humidifier is connected to hard water it will result in scale build up on the evaporative module and will require frequent cleaning and replacement o If the supplied water is treated with reverse osmosis or de ionization filtration control the total dissolved solid contents in the water otherwise water acts as a solvent agent resulting in rapid evaporation and media degradation o Water conductivity of the water should be between 100 and 550 microS cm at 68 F 20 C o For direct feed water conductivity should not be lower than 150 microS cm at 68 F 20 C If it is lower mix the treated water with tap water to achieve the recommended conductivity Alternatively install SKV with recirculation SKVR and setup the dilution cycle accordingly www neptronic com Page 10 Evaporative Cooling Humidifier Installation Instructions a
47. ns sanitou rn A Stet hades Nadine had eed tapenade eae 9 Positioning the Evaporation MOdUule cccceceeeeeeeeeeeeeeeeeneeeeeeeeeeeeeeceeeeeeeceeaeeeseneaeeeseeeaeeeseeeaeeeseeaaeeesennaneeeeenaees 9 Stage 3 Water Supply Installation 0 ec eee recente ee eenee ee eene ee eee neeeeeseeeaeeeseneeeeeseeeaeeeseneaeeeseeaeeeseenaeeeeenaaees 10 Stage 4 Drain and Overflow Connections cece eeeeeeeeeeeee eee eeneeeeeseeeeeeeseneaeeeseeeaeeeeeeeeaeeeseneeeeseeaeeeseenaees 11 Stage 5 Power Supply Connections 0 0 0 ceccceeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeseeeeeeeseeeaeeeseeeaeeeseneaeeeseaaeeeseeaeeeseeaaees 12 Stage 6 Electrical Control CONNECTIONS eee cette eeeeee ee eeeee eter teeter seeaeeeseneeeeeseeeaeeeseeeaeeeteeeaeeeseeaeeetennaees 13 safety Contact Connection esseen aE AA AE AAE AE EAA 13 ONO OPC atom an seccctarscresteedeadduadiccessanddacdaandvcesbaetsansssddetevsaenawittstdedcceveneduleihaenceeueanaudiabaed tanedetsauavanidievasanasiivadles 14 Modulating Operation sseni enera i TEE A AES AE ES TTEA EA S 14 Mounting of the Enclose netos E A E AAR 14 Stage 7 SKV Controller Installation and Configuration cccceccceeeeeeeeeeeeeeeeeenneeeeeeeaeeeeeecaeeeseeneeeeeenieeeeneaes 15 Menu OVervieW pouieticcnnnii e E N EEE EEEE ANE EET E E 15 Main Menu Configuration ssi ntsende enin EE A E etal nid A 16 Main Menu Control nnen Gite deel ite leeds Maden ee eid lati a Mie el eee 17 Main M6nu Syston Se
48. nt www neptronic com Page 28 e IE neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Exploded View and Parts List Evaporative Cooling Humidifier 14 Illustration 12 Evaporative Cooling Humidifier Exploded View Table 10 Evaporative Cooling Humidifier Part Numbers Ref Description Part Number 1 Bottom tank SW V7110 PN 2 Support beam SP V7115 PN 3 Side frame SW V7350PN 4 Holding rail SW V7200 PN 5 Top frame SW V7400 PN 6 Water distribution drawer assembly Column B SW V77410B PN 7 Water distribution drawer assembly Column A SW V7410A PN 8 Quick connect 90deg for water hose SW V7606 9 Rubber grommet SP V2050 10 Water hose SP V1610 11 Cover for stage valve SP V1612 12 Solenoid valve SP 6004 13 Water inlet manifold SP V1603 14 Flow regulator See flow regulator table Note PN refers to project number from Humidisoft and as indicated on the name plate of SKV humidifier www neptronic com Page 29 neptronic Media Panels Table 11 Media Panel Numbers Evaporative Cooling Humidifier Installation Instructions and User Manual Part number Ref Description Efficiency Media only Media fam
49. om RH Sro Temp Signal 0 10Vdc 0 10Vdc 2 10Vdc 0 20mA 4 20mA If Al7 Al2 or Al3 at step 1A Room Temp Src Min Temp Range 20 C 4 F 50 to 100 C 58 to 212 F Max Temp Range 80 C 176 F 50 to 100 C 58 to 212 F 1D High Limit Signal 0 10Vdc 0 10Vdc 2 10Vdc 0 20mA 4 20mA shy tr es la a e a TA Dept Source Setpoint 10 RH 10 to 90 RH Prop Ramp 0 0 RH 10 to 20 RH No additional No settings to configure on this screen if None at 1A High Limit settings nia na Sro 1E BACnet MAC Address 1 0 to 254 Device Instance 3153000 0 to 4194302 Auto Baud Rate On On Enable Off Disable Available with BACnet models only Baud Rate 9600 9 6k 19 2k 38 4k 76 8k Fallback Timeout 2 min 1 to 15 minutes 1F Password Controls Menu Off Disable On Enable Off Disable www neptronic com Page 17 neptronic Main Menu System Setup Evaporative Cooling Humidifier Installation Instructions and User Manual Sub Menu Settings Default Range Notes Conditions 2A Clock Time Format 12h 12h AM PM or 24h Actual Time 00 00 0 to 24 hours Date 13 09 03 YY MM DD UTC diff 4h 12 to 14 hours Daylight Saving Off On Enable Off Disable 2B Drain Schedule Drain schedule The drain schedule is only available for Recirculation models with disabled n a n a the Auto Drain step 4C set to Schedule in the Installer menu The drain schedule is not available for Direct F
50. ooling Humidifier is stopped CAUTION When working with de scaling solution always wear appropriate personal protective clothing protective gloves and eye protection Step 2 Dismantle the Evaporative Module e Turn off and isolate electrical supplies to the unit e Remove all media cassettes e Remove the pump skid www neptronic com Page 26 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Step 3 Prepare de scaling solution CAUTION Risk of emanation of gas irritants ensure to perform these tasks in a well ventilated area ideally the following steps should be done outside e Mix the de scaling solution according to the manufacturer s recommendations e Use a clean container and of a suitable size to completely immerse each media cassette e Make sure you also have a second clean container and of a suitable size filled with clean clear water to immerse each cassette after de scaling Step 4 Remove scale from individual cassettes e Using a soft brush lightly brush any loose scale from the surface of the media e Lower the individual cassettes into the de scaling solution e Keep each matrix cassette in the solution until the reaction between the calcium on the matrix and the de scaling solution is complete Note The effect of the de scaling solution will vary depending on the condition of the media s material For an improved effect the above process may have to be repeated e Clean a
51. r Manual Stage 6 Electrical Control Connections WARNING All work concerned with electrical installation should only be performed by skilled and qualified technical personnel such as electricians or technicians with appropriate training The customer is responsible for ensuring their suitability WARNING Risk of electric shock Isolate all power supplies before installation and maintenance of the SKV Evaporative Cooling Humidifier SKV Master mersssssrssrt iem by others a pcg _ i it 88 8888888898838 3 F lt p Connector to LCD PCB q _ From TB 12 1 of 1 moaie D From TB 12 2 of 1 module Micro SD D To TB 12 3 of 1 module card O From TB 12 4 of 1 module a IZ To TB 12 5 of 1 module To TB 12 6 of 1 module purple o0000 o oo To enable BACnet _ vw insert jumper between pins 3 amp 5 of JP2 TBS TB4 TB3 TB2 TB1 N RS 485 A g BACnet B gt a 5 8 E gt ey Fi g NO Service contacts Air Flow Switch NC T23 High limit Humidistat heels Inputs Interlock A11 AI3 NO Alarm contacts On Off demand contact Analog NC Output by others Illustration 10 SKV Controller Wiring Diagram Safety Contact Connections Airflow switc
52. r any security risk with the person responsible for health and safety of the building e Check records namely sample results of microbiological testing of water e f possible carry out disinfection when the building is unoccupied All surfaces that require disinfection or cleaning must be in contact with the same concentration of disinfection solution for same amount of time Ensure that the disinfection solution reaches all the ends of lines of the pipe work It may also be necessary to disinfect the supply water system pipe work or water treatment systems Neptronic recommends routine disinfection of the humidifier in the following situations e At initial commissioning e Depending on the results of the microbiological water testing and monitoring plan and sampling adopted see Table 9 above e Ifthe system or part of it has been shutdown and or substantially altered creating a risk of contamination e During or following an outbreak or suspected outbreak of Legionellosis Recommended Disinfection Equipment e Chlorine dioxide e Chlorine Disinfection Method Statement Step 1 Preparation e Refer to the manufacturer s recommendations for concentrations for applying and the method of preparation of the solution o When using chlorine dioxide do not exceed a concentration of 2 5mg per liter of water to be disinfected The chlorine dioxide is effective regardless of the water s PH level o When using chlorine do not exceed a co
53. rd CAUTION is used to designate danger of injury or to warn of A hazardous operating condition Electrical Warning Message AN M A G en WARNING Risk of electric shock Do not access Disconnect Evaporative Cooling Humidifier prior to opening the access door All work concerned with electrical installation MUST only be performed by skilled and qualified technical personnel such as an electrician or a technician with appropriate training The customer is always responsible for ensuring the suitability of the technical personnel Please observe local regulations concerning the provision of electrical installations Health amp Safety Installation maintenance repair work or de commissioning should only be carried out by appropriately qualified and properly trained technical personnel Any risks or hazards relating to the system including during installation and maintenance should be identified by a competent Health amp Safety representative who shall be responsible for introducing effective control measures as necessary The customer is responsible for ensuring that the installation of the equipment complies with all local regulations customer s responsibility to ensure their suitability Failure to use properly trained personnel may lead Q CAUTION Maintenance personnel must be trained by Neptronic or their official agent and it is the W toa hazardous operating condition isolate all water and electrical supplie
54. s Zooo TEO io EUO iewe displayed in Step 3C of the Diagnostics menu On Senice Alarm Unit OFF Unit ON Unit OFF Determines whether the unit remains turned on or off through the duration of any service alarm e g UV lamp service alarm Performs an automatic calibration of the capacitive water level sensor Water Lvl Calib Off On Enable Off Disable If set to On every time the tank is filled If set to Off on start up and if the sensor becomes uncalibrated 4B Occupancy Schedule Off On Enable Off Disable If Int in Temp or Int in RH at step 1A Control Mode in Controls menu Select On to enable the occupancy schedule defined at step 2C Occ Schedule in the System Setup menu 4C Auto Drain Appears only with Recirculation models The drain schedule is not hee available for Direct Feed models If set to Schedule refer to Drain IND ELE UE inienn Serede er liniemi Schedule in step 2B of the System Setup menu If set to Interval refer to Interval time below Interval 4h 1 to 24 hours If Interval at step 4C Auto Drain Maximum allowable time of inactivity for the evaporation module If Module Inactivity 6h 4 to 72 hours there was no demand for the entire period the unit will perform an automatic drain sequence empty and fill the tank Inlet Inactivity 7 days 1 to 7 days Maximum allowable time of inactivity for the water inlet Inlet Drain Time 10s o eo seconds Regulates water line drain time in the case where the In
55. s to the system before commencing any maintenance or repair WARNING Danger of electrocution Danger of contact with live parts when the unit is open Always Isolate power and water immediately if there is any sign of water leaking from the unit Protective Equipment Please refer to the Health and Safety Executive for recommendations with regard to Personal Protective Equipment and for information on the Control of Substances Hazardous to Health COSHH www neptronic com Page ii Installation Instructions and User Manual A neptronic Evaporative Cooling Humidifier Hygiene IMPORTANT Refer to local Health and Safety regulation and codes on the control of Legionellosis in water systems In the absence of such ASHREA guideline 12 2000 does provide recommendations If not adequately maintained water systems can support the growth of micro organisms including the bacterium that causes Legionnaires disease SKV has been designed to reduce as much as possible any possible risk of legionellosis growth Users also share the responsibility in reducing the risk of legionellosis users are required to Conduct a risk assessment of the complete water system Implement proper control of the water system Connect SKV to a clean and chlorinated water supply main Avoid stagnant water Avoid water temperatures that increase risk of Legionella growth Clean and disinfect the system regularly refer to service section of the present Instal
56. ssembly of Evaporation Module On site assembly of the SKV evaporation module is necessary when its height and width are incompatible with maximum shipping dimensions ra CAUTION Risk of injury Some sheet metal parts might present sharp edges and some handling and Q assembly will require working with a ladder We recommend wearing protective gloves and any w appropriate other protective equipment during handling and assembly of the SKV evaporation module We recommended installing the SKV evaporation module into a waterproof AHU or duct section The SKV evaporation module is a self contained humidifier cooler however leaks might occur at the water and drain connection point WARNING Risk of malfunction SKV evaporation module must be level in the 2 plan directions Bottom tank main support beam and pump skid will usually be pre assembled at the factory before delivery However the main support beam for the evaporative media panels as well as the pump skid can be easily removed and re installed as indicated in steps 1 and 9 Tools required e Philips screw driver size 2 amp 3 e Wrench sizes 7 16 11mm and 5 16 8mm e Level F SA Step 8 Step 4 E CA N Water distribution drawers Top frame a in i Step 5 Media panels haJ Co Ji Step 6 Panel link bracket at least 1 per level Step 2 Holding rail 1 per level Side frame sections factory assem
57. st disconnect the electrical quick connector of the drain and then remove the Philips screw Step 10 optional Drain Manifold The drain manifold assembly is installed at the factory before shipping If you need to remove it disconnect the drain hose from the bottom tank and open the clamp maintaining the drain manifold assembly by removing the 5 16 8mm nut The drain manifold assembly can be directed either on the right hand side by default or on the left hand side of the bottom tank Step 11 Water Distribution Hoses Install the water distribution hoses between the top drawers and the circulation pump manifold or solenoid valve outlets by pushing each hose into the push in connectors www neptronic com Page 8 Installation Instructions and User Manual A neptronic Evaporative Cooling Humidifier Stage 2 Evaporation Module Positioning and Mounting General Considerations Consider the following points before deciding the location for the Evaporative Cooling Humidifier steam distribution system Plan a location that is easy to access and permits an easy inspection and servicing of the Evaporative Cooling Humidifier Do not install the Evaporative Cooling Humidifier where failure of the appliance could cause damage to the building structure or to other expensive equipment Verify that the construction of the duct or AHU wall is suitable to support the maximum weight when the evaporation module is wet We recommend instal
58. t in Temp Network Ext Al1 Ext Al2 Ext Al3 Network option only available with BACnet models Setpnt Source Internal Internal Network Ext Al1 Ext Al2 Ext Al3 If Int in Temp or Int in RH at 1A Control Mode Network option only available with BACnet models Room RH Src Al1 Al1 Al2 Al3 Network None Network option only available with BACnet models Room Temp Src Al2 Alt Al2 Al3 Network None Network option only available with BACnet models High Limit Src Al3 Al1 Al2 Al3 Network None Network option only available with BACnet models Feedback Signal 2 10Vdc 0 10Vdc 2 10Vdc 1B Control Mode Occ Setpnt 10 C 50 F or 10 0 to 40 0 C 50 0 to 104 0 F or If Int in Temp or Int in RH at 1A Control Mode and nternal at 1A 40 RH 10 to 90 RH Setpnt Source Setpnt Signal 0 10Vde 0 10Vde 2 10Vde 0 20mA 4 20mA ERC ee eee al Mae ene eee Prop Ramp et as or rs a oe t6 9 0 F or If Int in Temp or Int in RH at 1A Control Mode Integral Ramp o oF re cee ot LO ETA If Int in Temp or Int in RH at 1A Control Mode Deadband ae ae 25 T a social Dad If Int in Temp or Int in RH at 1A Control Mode External signal 0 10Vde 0 10Vde 2 10Vdc 0 20mA 4 20mA i a ae reer cigs Empl abelep 1A Control Mode No additional No settings to configure on this screen if Network at 1A Control settings na ma Mode 1C Room Sensor RH Signal 0 10Vdc 0 10Vdc 2 10Vdc 0 20mA 4 20mA If A11 Al2 or Al3 at step 1A Ro
59. t the Last Silver lon date The due date is variable based on water flow and time in use A Service Alarm appears on the due date The date represents 1500 to 3000 hours after setting UV Lamp Changed to Yes The UV Lamp Notice no of hours is set by the Installer at step 4A in the Installer menu A Service Alarm appears on the due date Displays the date at which the UV Lamp Changed was set to Yes When the UV lamp has been changed set this value to Yes to reset the UV Lamp Due On date and Last UV Lamp date 3D Inputs www neptronic com Control Mode Setpnt Source High Limit Src Setpnt Demand Room Temp Room Humidity High Limit Sensor Demand Current value Current value Current value Current value Current value Current value Current value Current value Current value Int RH Int Temp Network Ext Al1 Ext Al2 Ext Al Internal Network Ext Al1 Ext Al2 Ext Al3 Al1 Al2 Al3 Network None mV mV mV mV mV Opened or Closed If External Ext Al1 Ext Al2 Ext Al3 at step 1A Setpnt Source If External Ext Al1 Ext Al2 Ext Al3 at step 1A Control Mode If External Ext Al1 Ext Al2 Ext Al3 at step 1A Room Temp Src If External Ext Al1 Ext Al2 Ext Al3 at step 1A Room RH Src If External Ext Al1 Ext Al2 Ext Al3 at step 1A High Limit Src Page 19 neptroni
60. tion Four humidification efficiencies 65 75 85 and 95 Inorganic and inflammable material UL900 Class 1 Minimum blanking plates resulting in lower pressure drop 5 microns PP pre filter and silver ion dosing cartridges prevent microbial growth Staging valves up to 5 for flexible and accurate control Includes SKV electronic controller o Microprocessor based field configurable controller o BACnet communication optional o On Off or modulating control type o Master slave configuration for up to 4 Evaporative Modules o Easy connection with only one 6 wire control cable o User friendly menu driven LCD 128 x 64 o Real time clock and SD card for scheduler trending and history log o Firmware upgrade via SD card o Stainless steel controller enclosure rated IP56 for outdoor installations Nomenclature Table 1 Nomenclature SKVR 95 Cc 1 D Cc Type Media Efficiency Controller No of Stages Droplet Voltage R Recirculation 65 65 efficiency C Standard Controller 1 1 Stage D Droplet separator A 120Vac D Direct Feed 75 75 efficiency B BACnet Controller 2 2 Stages _ Not included C 230Vac O OEM 85 85 efficiency _ None 3 3 Stages 95 95 efficiency 4 4 Stages 5 5 Stages www neptronic com Page 2 neptronic Evaporative Cooling Humidifier Installation Instructions and User Manual Specifications Table 2 Water Supply
61. y wired Manual Room RH sensor fault Indicates that the room humidity sensor is defective or incorrectly wired Manual High limit sensor fault Indicates that the high limit sensor is defective or incorrectly wired Manual Module timeout Indicates that module is not communicating Verify wiring of the communication line see Automatic schematic Indicates that the output capacity of one or more modules is limited by one of the _ f following f Output limited warning High limit cut out Automatic Analog high limit RH Appears 100 hours before due date of next unit cleaning This Cleaning Interval 3 12 Module service warning months is set by the Installer at step 4A in the Installer menu Manual Indicates that the due date for servicing one of the following has arrived Module service alarm Service and clean the evaporative modules Manual t Replace the silver ion cartridge Change the UV lamp Mod le drain fault Indicates that the low water level float sensor was not reached at the end of the drain Manual sequence Verify and remove any obstructions in the drain line Indicates that the high water level float sensor was not reached within the programmed Module inlet fault delay Verify and remove any obstructions in the water inlet line and verify that the stop Manual valve is not closed Indicates that the capacitive water level sensor is defective Module water level sensor fault Verify the sensor s general condit

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