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Digital Nano Manual

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3. Obo USUS ER Fu Gulo aug uda vus eterna 31 SECTION 10 REFERENCE ruo us eua eva pac unuo uua Vo vacuae Husa Ud a Supe 36 j USB emu UE 36 ROME Tc I uU TTL T SM Tr 38 io EN ETE 38 101 3 TALAKAI Y RE 38 10 LA Galum Harde SS T 38 10 1 5 OVaNUG vena TE 38 10 2 USmno tne Saturation sr sesa a ko sa a a a dul see D dee 39 LO Seat ACG ON NA arate o ua 39 104 D claration Ol GONFOFMIIV sm Kk acest ware en e tetra rade 41 10 5 FCC COmpllanG TTT TETTE 41 1 SECTION 1 FACTORY CONTACT INFORMATION If you should need to AquaCal AutoPilot Inc for questions services or parts please have your model and serial numbers available Please also have the name of your installer and date of your equipment s installation If you have questions please refer to our web site for the latest manual revisions additional information and helpful service advice 727 823 5642 AquaCal AutoPilot Inc 2737 24 Street North St Petersburg Florida 33713 USA Install Date SECTION 2 SAFETY INFORMATION For personal safety and to avoid damage to equipment follow all safety instructions displayed on the equipment and within this manual Repair and service of your Digital Nano Nano must be performed by qualified service personnel Should you suspect your chlorine generator is not p
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5. Flow Rates 15 100 GPM 57 379 L min e The manifold can be directly plumbed into the system as shown in the diagrams on the prior page e lf the flow rate for the system is less than 15 gpm 57 L min a larger pump must be installed or steps taken to improve flow rate e Ensure flow rates for two speed pump can provide sufficient flow at low speed Flow Rates Exceeding 100 gpm 379 L min e 516 35 kPa spring bypass check valve must be plumbed in parallel with the manifold e Manifolds to be installed in vertical upright position ONLY Model 941xx Figure 6 From To Pool Pump amp LL Return Filter o Ib 35 kPa bypass valve 25 STEP 2 The manifolds will accept the following cells fas CAUTION Failure to heed the following may result in equipment damage The Digital Nano manifold may only use the RC35 22 cell MANIFOLD AND COMBINATIONS CHLORINATOR TYPE MANIFOLD NUMBER CELL NUMBER The Digital Nano 94105 94105M RC35 22 N 94105 94105M RC35 22 ene 94106 94106M RC28 8 6 MOUNTING THE DIGITAL NANO NANO WARNING Failure to heed the following may result in injury or death e All electrical connections should be made by a licensed electrician or certified electrical contractor e Ensure electrical power is disconnected before wiring the unit Follow all state local NEC CEC if applicable electrical codes Use copper conductors only The D
6. Ty LI LIN 6 7 85 95 Table 3 4 3 AGENCY APPROVALS Tested to conform to the following specifications APPROVAL DESCRIPTION UL1081 Standard for Safety for Swimming Pool Pumps Filters and Chlorinators CAN CSA E60335 1 Safety of Household and Similar Electrical Appliances 7 SECTION 5 FEATURES Patented temperature compensation for chlorine output control Programmable microprocessor control Multi language digital display English Spanish French and either Italian or Czech Digitally controlled power to the cell Tri Sensor circuitry to monitor water flow water temperature and salt level Calculates and provides recommended salt addition amounts required to maintain the recommended 3000 ppm mg L salt concentration level 5 1 PATENTED TEMPERATURE COMPENSATION WARNING Failure to heed the following may result in permanent injury or death Pool or Spa water temperature should not exceed 104 F 40 C The Tri Sensor temperature sensor works in conjunction with the chlorine 95 feature to automatically adjust chlorine output based upon changes in water temperature The automatic compensation feature operates between 55 F and 125 F 18 52 C As water temperature falls below 65 F 18 the controller will activate a high chlorine percent lockout and may not allow chlorine adjustments up to 100 This feature prevents the controller from over driving the cell under colder
7. 2 Mounting the Digital Nano Nanot page 25 3 Electrical Requirements amp Connections page 26 a Grounding and Bonding b AC Input Voltage Wiring Digital Nano Nano to an external timer or controller c Low Voltage Wiring e Cell cable Tri Sensor cable 4 Preparing the Water pages 27 5 Programming and Setup for Site Parameters pages 30 8 5 PLUMBING REQUIREMENTS The Manifold Assembly is 2 Schedule 40 PVC and is plumbed into the pool return line and if applicable after the heater and before the spa diverter valve 8 5 1 Plumbing the Manifold Assembly STEP 1 Select the location for installing the manifold e 15 recommended the manifold be installed prior to installation of the Digital Nano Nano The Digital Nano Nano must be installed close enough to the Manifold Assembly to allow the Tri Sensor and cell cables sufficient slack to enable component service and maintenance The cables are 12 long e f using the Bypass Manifold Cell 941xx the assembly must be installed in a vertical orientation as illustrated in the diagram on page 22 This orientation prevents hazardous gas buildup in the system should the flow switch fail to detect insufficient flow e The direction of the water flow through the manifold must be as indicated for the system to operate properly Fora Pool Spa combination the manifold must be located as the last component in the pool return line to avoid over sanitization of the spa
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9. AUTOPILOT SALT CHLORINE GENERATORS Pool Pilot Digital Nano Nano Digital Nano Models 75040 75040 xx 75041 and 75041 xx Manifold 94105 Cell RC35 22 HL a a l kem amo ae oma SWIMMING POOL SPA HEAT PUMP Digital Models 75042 75042 xx 75043 and 75043 xx Manifold 94106 Cells RC35 22 or RC28 Owner s Manual Pool Pilot Pool Pilot i DIGITAL NANO DIGITAL Installation Operation ee This manual covers the installation and operation of Digital Nano and Digital Nano Chlorine Generators AUTOPILOT AUTOPILOT Important Read This Manual And Product Labels Before Installing Or Operating This Equipment INSTALLER This Document is Purchaser s Property and is to remain with the Equipment Owner 086 Rev 1C 07 28 2015 TABLE OF 5 SECTION 1 FACTORY CONTACT INFORMATION ssssssssssssscuusssesenunssuuuussennnnnnnnnnnnsknannns 1 SECTION 24 SAFETY INFORMATION ou oo nunka Vnu dD Uv KU au aka epo laula eaten 1 SECTION 3 OWNER QUICK START amp RUN ce CU dae adde ua ASD LSM Ed De 3 act How Your Digital Nallo N3To WOKS s o rosa ak a ka koj E ask 3 SL COMO OVE PT m S 4 3 a INMIP ANUDOW A ANOWS T and ko l kon lane oa auro Od E karo DV KU ko VA Ka 4 de Ie BOOSEBUBON asa lo a ka kako kag
10. This is expressed in the formula SI pH TF CF AF TDSF and uses the following charts CALCIUM TOTAL TEMPERATURE HARDNESS ALKALINITY SALT LEVEL TDSF 156C 0 4 150 ppm mg L 0000 1000 ppm mg L 18 9C 0 200 ppm mg L 1001 2000 ppm mg L 250 ppm mg L 2001 3000 ppm mg L 400 ppm mg L 4001 5000 ppm mg L 600 ppm mg L 5001 6000 ppm mg L Table 8 Example 76F 244C 06 300 ppm mg L 08 AC 09 WATER TEST RESULTS FACTORS Temperature is 84 F TF 0 7 Calcium Hardness is 600 ppm mg L 2 4 be balanced Total Alkalinity is 200 mg L 22 9 Salt is 3500 mg L TDSF 12 4 Corrosive to metals etches plaster Scaling staining and finishes and irritates Y cloudy water conditions skin OK If adjustments need to be made to balance the water the recommended sequence is as follows 1 Test and adjust Total Alkalinity This may reduce pH so at least 8 hours before proceeding 2 Test again and adjust pH then 3 Adjust Calcium Hardness 10 3 SALT ADDITION CHART The following salt charts are included for reference only once programmed to the correct water volume the controller will automatically indicate how much salt is required to achieve optimum water salinity The salt in the pool is constantly recycled during normal operation Loss of salt during a swimming season should be minimal Filter backwashing draining due to rain water overflow splas
11. spas The amount of chlorine required for proper sanitization will vary based on the pool size and various factors such as water temperature bather load exposure to direct sunlight and special water features The system requires a low concentration of dissolved salt Sodium chloride in the water The salt concentration level is normally maintained below the taste threshold The Digital Nano Nano automatically converts the salt into chlorine which your pool spa requires to remain sanitized and algae free The chlorine reverts back to salt after treating the water Since the salt is constantly recycled there is minimal loss during a swimming season However salt can be lost due to filter backwashing rain water overflow leaks or bather splashing carry out but not through evaporation The water circulation pump must be operating for your Digital Nano Nano to produce chlorine so run time is one of several key components to maintaining the proper sanitizer levels Most installations require a minimum of eight 8 hours per day pump run time to properly filter and sanitize the water 4 3 2 CONTROL OVERVIEW The following is a brief explanation of owner or operator control options For full features of the Owner Options Menu please see page 19 The MENU button is pressed to obtain access to the Owner Options Menu Please Note This section assumes the installer has already programmed the system for specific site parameters has e
12. 2500 3500 2000 2500 3500 Cyanuric Acid stabilize ppm mg 0 30 50 o 30 50 Table 1 Typically 6000 ppm mg L or less is recommended unit can operate with levels as high as 35 000 ppm mg L This is dictated by state or local codes but is typically 100 ppm mg L See Basic Water Chemistry on page 36 and Using the Saturation Index on page 39 for further information concerning pool spa water chemistry maintenance requirements Or refer to the Troubleshooting section in the back of this manual 6 SECTION 4 SPECIFICATION AND APPROVALS 4 1 SPECIFICATIONS SPECIFICATION 75040 75040 XX 75041 75041 XX 75042 75042 XX 75043 75043 XX Input Power 110 120 Vac 220 240 Vac 110 120 Vac 220 240 Vac P 20A 1 0A 20A 1 0A Maximum Chlorine Output RC35 22 0 8 Ib day 15 11 g hr 0 8 Ib day 15 1 g hr Maximum Chlorine Output RC28 not applicable 1 06 Ib day 20 0 g hr a ww Flow Rate a ww 941xx 15 gpm 76 L min Minimum Flow Rate for Co Pilot Ozone 25 gpm 95 Limin Maximum Flow Rate 100 gpm 379 L min ressure Table 2 4 2 MANIFOLD PRESSURE DROP VERSUS FLOW The following chart shows pressure drops versus flow for all Digital Nano Nano manifolds The optional CoPilot Ozone manifold is also listed 941xx amp CoPilot Ozone e Standard 941xx o Lu OUI PUNU WU CoPilot Ozone 414 de Bd
13. 3 messages must be displayed for this to Warning be a power supply fault Low Amps Cell e Contact factory for service Warning Low Cell volts Warning No Output 36 SECTION 10 REFERENCE 10 1 BASIC WATER CHEMISTRY The Digital Nano Nano is designed to produce chlorine on a daily basis To monitor the system s efficiency the water chemistry ranges and schedule of periodic checks should be followed See Water Balance amp Chemistry Recommendations on page 5 for chemistry levels A A 284 CAUTION Failure to heed the following may result in equipment damage e Excessively high chlorine levels can cause premature cell failure and corrosion damage to pool fixtures and equipment e Always follow the instructions on the manufacturer s label whenever handling or using chemicals CHEMICAL Free Chlorine Weekly Monthly Alkalinity EFFECT OF LOW HIGH LEVELS Low free chlorine Not enough residual chlorine to safely sanitize pool water High free chlorine Corrosive to metallic fixtures in pool water Can bleach swimwear and hair Low pH acidic Equipment corrosion eye skin irritation plaster etching rapid chlorine consumption High pH basic Scale formation cloudy water eye skin irritation poor chlorine effectiveness Low TA Eye irritation pH bounce stained etched plaster and metal corrosion High TA Constant acid demand difficulty in maintaini
14. 7 6 2 Calibrating Salt Note The unit has been calibrated at the factory and should not require further adjustments In the event the salt display does not match on site test results follow these steps it is necessary to wait 2 minutes after start up before calibrating salt 1 Press MENU Press V or until Maintenance Menu is displayed then press SELECT 2 Press V or A until Calibrate Salt is displayed then press SELECT 3 Press V or until the number on the display matches the accurately measured pool sample then press SELECT The maximum adjustment is 1000 ppm mg L 4 Press V or A until End Menu Mode is displayed then press SELECT 7 6 3 Select Language Allow for personal preference language display 1 Press MENU press or A until Owner or Installer Menu is displayed then press SELECT 2 Press V or A until Select Language is displayed then press SELECT English is the factory setting 3 Press V or until desired language English Idioma Espafiola Langue Francais is displayed then press SELECT Digital Nano Nano may also include Lingua Italiana or Cesky Jazyk 4 Press Y or A until End Menu Mode is displayed then press SELECT 20 7 6 4 Calibrating Temperature Note Temperature can only be calibrated 2 minutes after start up Used only when it is desired to match the display of the Digital Nano Nano to another on site thermometer 1 Press MENU
15. System light The Digital Nano Nano will also display the message Chlorine off Check flow 10 If the Digital Nano Nano did not display this warning check the Tri Sensor cable connections and inspect and clean the Tri Sensor as outlined on page 11 If the warning message still does not appear then turn the Pool Pilot off and contact the factory or your local dealer for assistance 11 Turn the pump off 12 Loosen the 13 Remove the plastic wrap and replace the strainer screen 14 Resume normal operation 6 3 SERVICING THE CELL The cell may require removal for periodic visual inspections or for servicing when debris or calcium mineral deposits develop The need to inspect and service the cell is indicated by the Check System light flashing and or a screen message Low flow Error purifier off or Check clean cell 6 3 1 Removal The cell is installed with Unions on each end to allow quick and easy installation and removal 1 Turn off pump and shut off all power 2 Detach the cell cable from the cell 3 Unscrew the unions at both ends of the cell 4 Slide the cell out of the Manifold Assembly Models 94105 94106 Manifolds Figure 3 6 3 2 Visual Inspection Your Digital Nano Nano is designed to automatically self clean calcium scale build up that may form on the blades during normal operation However unbalanced water chemistry can cause a heavy scale build up exceed
16. adjust as needed Table 7 38 10 1 1 Chlorine The desirable form of chlorine is called Free Chlorine This form of chlorine is responsible for the actual sanitation activity in pools and spas Free chlorine is highly reactive and once added to pool spa water has a tendency to combine with organic matter in the pool spa It quickly attacks pathogens as well as other bather wastes When chlorine combines it chemically changes The chlorine binds to organic matter is referred to as the Combined Chlorine Combined chlorine is responsible for eye burn and skin irritations Total chlorine is the sum of free chlorine and combined chlorine If a strong chlorine odor is noted it is due to an excess of combined chlorine It is important to test Total Chlorine as well as Free Chlorine If there is a difference greater than 0 2 ppm a shock treatment should be initiated During peak chlorine demand summer months rainy season or heavy bather usage it may be necessary to increase your chlorine output by increasing your output setting Conversely during low chlorine demand you can decrease your output to a lower setting For extremely heavy chlorine demand or to boost your chlorine residual levels quickly you can supplement with any type of chlorine or non chlorine shock containing potassium monopersulfate Note During cold water conditions below 60 F chlorine demand is reduced significantly For colder climate regions with sustained low
17. by the average depth and the constant conversion factor of 7 5 to convert cubic feet to gallons or 1000 to convert from cubic meters to liters Hectangle Circular e Area Length x Width e Area Radius x Radius x 3 14 e Gallons area x average depth ft x 7 5 e Gallons area x average depth ft x 7 5 e Liters area x average depth m x 1000 e Liters area x average depth m x 1000 To determine the approximate number of gallons or liters in a more complex shaped pool 1 2 Divide the complex shape into several simple shapes Calculate each one separately and then add back together Example An oblong pool can be divided into two radius measurements and one rectangular shape R Radius Area Radius x Radius x 3 14 Length x Width e Gallons area x average depth ft x 7 5 e Liters area x average depth m x 1000 29 8 8 3 Adding Salt Type of Salt to Add It is important to use Sodium Chloride NaCl salt that is greater than 99 pure Acceptable types of salt include granular food grade pool salt water softener pellets or solar salt flakes these are usually available in 25 to 60 Ib bags 11 to 36 kg at local pool or building supply outlets Pool salt or food grade granular salt will dissolve faster than pellets or flakes Rock salt and Granular Salt with lodine or Rust Preventatives should not be used as these mixtures contain high levels of impurities and will cause staining Granular salts
18. informative messages about the condition of the Digital Nano Nano Chlorine output 9e water temperature warning messages etc and responds to manual adjustment of chlorine 96 setting as described below The Digital Nano Nano will revert to the normal display if there is no activity on the keypad for thirteen 13 or more seconds 7 3 4 Chlorine Adjustment Procedure 1 Balance water chemistry according to necessary water chemistry parameters See basic water chemistry starting on page 36 For new startups if free chlorine level as tested is not at least 1 ppm mg L add liquid chlorine to ensure 1 to 3 ppm mg L free chlorine reading 2 Add the proper amount of salt as indicated by the Digital Nano Nano or as described on page 39 and run the circulation pump continuously for 24 hours allowing the salt to be fully mixed and dissolved into the pool If the salt level is too low the Digital Nano Nano will provide a warning and will not generate chlorine until the minimum salt level has been reached 3 Use the UP and DOWN arrow buttons to set the chlorine 96 to 5096 and then allow the pool to operate normally For the first two weeks test the water chemistry parameters every 3 4 days Adjust chemicals as needed to maintain correct water balance 18 For the Free Chlorine adjustment use the following table for fine tuning the controller output percentage 96 CHLORINE IF FREE CHLORINE IS LOWER THAN IF FRE
19. pool supply or home improvement stores 2 Fill the capped cell with water 2 inches from the top of the cell blades 3 Fill the rest of the cell with muriatic acid This allows for an approximate 1 to 4 IMITI solution Always add the acid to the water If you do it the other way around it can cause the solution to spray back causing serious injury 4 Allow the solution to sit in the cell for 20 minutes or until the acid stops bubbling mE PLAO113 5 Safely dispose of the solution pouring it into the pool is recommended cleaning plug or 6 Remove the cap and rinse the cell with light water pressure re inspect the 1 5 MPT Plug cell and repeat acid cleaning if the cell is still scaled Figure 5 6 3 4 Installing CAUTION Failure to heed the following may result in equipment damage The Digital Nano system is to be used ONLY with an RC35 22 cell Use of any other cell may cause equipment damage and void warranty The Digital Nano system can be used with the larger RC28 or the smaller RC35 22 cell It is normally shipped with the RC28 cell TAN Failure to heed the following may result in equipment damage Ensure that cell cable is fully mounted Partially seated cable may result in damage to cable or cell during operation A LN CAUTION Failure to heed the following may result in equipment damage The electrical terminals must be completely dry to avoid corrosion and failure of t
20. pool volume has not been set up in the Installer Menu and is higher than the factory default of 15 000 gallons 56 000 liters e The salt sensor in the Tri Sensor may be dirty e The Salt display may need to be calibrated 32 MESSAGE DISPLAYED PROBLEM TYPICAL SOLUTION No Error Displays warning Check clean cell See additional troubleshooting on this error later in section warning Low Amps Cell See additional troubleshooting on this error later in section Salt level on display does not match pool store or salt test strip Conductivity of the water is reduced usually caused by low salt cold water ora scaled cell or a combination thereof The salt level is below 2800 ppm mg L amp temperature below 70 F 21 The salt display differs from salt test The cell is scaled If this is a new installation Cell is completely clogged from calcium scale has failed or the cell cord is loose or damaged The cell cord is disconnected The cell is heavily scaled If this is a new installation e The test may have been faulty or the salt strips may be old or damaged Have salt level rechecked at local pool store e f the discrepancy is more than 400 mg L then calibrate salt See Calibrating Salt on 19 for more information e Check the salt level and adjust to 3000 ppm mg L or verify salt calibration e For water temperatures below 65 F
21. temperatures contact your local pool Professional for proper pool winterizing instructions 10 1 2 pH is a term used to refer to the degree of activity of an acid or base in the water A low pH acidotic or corrosive water contributes to eye and skin irritation as well as damage to pool equipment A high pH will result in scaling cloudy water and ineffective sanitation Improper pH also contributes to the strong smell red eyes and dry itchy skin conditions usually associated with too much chlorine 10 1 3 Total Alkalinity Total Alkalinity refers to the ability of the pool water to resist a change in pH It helps manage or control the pH in the pool The desired range is 80 to 120 ppm mg L Low alkalinity is aggressive or corrosive and causes the pH readings to fluctuate bounce High alkalinity may cause cloudy water and scale forming conditions Your Digital Nano Nanot provides 100 pure sodium chloride which does not affect Total Alkalinity Factors changing this measure are ancillary chemicals added to the pool and out of balance make up water 10 1 4 Calcium Hardness Calcium Hardness is a measure of calcium content in the water If the calcium content is too high calcium can drop out of solution forming scale on equipment A low level will cause the water to become corrosive as the water tries to naturally form equilibrium This means the water will leach minerals from everything it meets Damage to eq
22. the plastic post is straight and free of cracks Do not twist or bend the paddle or the plastic post 11 6 Inspect the two salt sensor blades The blades should not have any mineral deposits scale other debris on them 7 Do not use any metallic objects to scrape the blade surfaces or you will remove or damage the blade sensor coating 6 2 3 Cleaning Tri Sensor If required you can remove a calcium scale buildup by creating a solution of water and muriatic acid as follows Do not use any metallic objects to scrape the blade surfaces or you will remove or damage the blade sensor 1 Mix the solution in a small container tall enough to cover the sensor blades DO NOT add water to acids always add acid to water in container Mix one 1 part Muriatic Acid into four 4 parts water Immerse the salt sensor blades in the solution for up to 15 minutes An effervescing action indicates the calcium is being dissolved from the blades Rinse with fresh water and re inspect Repeat the acid treatment as necessary until all scale has been eliminated 6 2 4 Test Tri Sensor Flow Switch A WARNING Failure to heed the following may result in permanent injury or death Do NOT operate system with a faulty water flow switch The flow switch 15 a critical equipment protection device to prevent damage to the cell or system When water flow has stopped power to the cell is automatically turned OFF It is important to
23. 0 2400 ppm mg L which is too low Added salt as indicated by the Digital Nano Nano but salt level still shows low Turn on the circulation pump e Turn the control valves to the correct position to allow water flow through the manifold If installed check suction type vacuum cleaner for blocked or restricted water flow Check and clean the skimmer basket Check and clean the pump basket Check and clean or backwash the main circulation filter Clean the manifold screen of trash or debris For instructions to clean the screen test the flow switch clean the bypass valve on a bypass manifold only see Maintenance section of manual Verify that the Tri Sensor cable is plugged in Plug it in using care to orient it correctly before inserting it Clean the Cell if plugged with debris or calcium scale See Maintenance section of manual Check for air in the bypass manifold by loosening the top union on the cell to see if air or water comes out If air comes out then there may be a vacuum side leak or the pump may be undersized Check for leak at pump basket O ring leaking valve or fitting If the pump is a 2 speed pump is it on low speed The low speed may not create enough flow for the manifold Add salt as indicated on the Digital Nano Nano display to bring the salt level up to 3000 ppm mg L Add salt as indicated on the Digital Nano Nano display to bring the salt level up to 3000 ppm mg L e The
24. 18 3 increase salt to 3500 ppm mg L e Remove and inspect the cell for white calcium scale See cell inspection and cleaning instructions in the Maintenance section of manual Increase salt level to 3500 ppm mg L or increase temperature on heater if applicable Adjust salt display in the Salt Calibration mode See Calibrating Salt in the Programming section of manual Determine frequency of scaling e ONE week or less Power Supply not reversing polarity contact factory e TWO weeks or more Water Chemistry related problem See Reference section of manual Water Chemistry and Saturation Index topics Adjust water chemistry or adjust Set Reverse to a shorter cycle Verify the incoming voltage matches the voltage of the Digital Nano Nano See Specifications and Installation sections of manual e Check cell for calcium scale buildup Clean as needed e Check for visual wear on the edges of the terminal blades which may be an indication that cell is depleted e Check the cell cord for tight connections on the cell and on the power supply Check the plug for burns Tighten or replace as needed e Replace cell if depleted Verify cell cables are inserted fully into the Digital Nano Nano base cell connector Hemove and acid wash as described in Maintenance section of manual Verify that the incoming voltage matches the voltage of the Digital Nano Nano See Specifications and Installation se
25. 4 416 21 42 104 209 313 417 522 626 730 835 39 ZISTO a lan as Lan ee oe l o 9 17 43 85 128 170 213 256 298 341 EJIMEEIEIICIEADICI 8 15 38 76 114 151 189 227 265 303 EE RE XE 3E an eo 7 13 33 66 99 133 166 199 232 265 nna 11 28 57 85 114 142 170 199 227 10 a p wd EE BENE aed ee we ee 7 803 114 1 14 28 71 85 99 114 259 o m co co e em 2 4 9 19 28 38 47 57 66 76 3000 Table 9 41 10 4 DECLARATION OF CONFORMITY Declaration of Conformity according to ISOMEC Guide 22 and EN 45014 Manufacturer s Namo Aquacal Autopilot Inc Manufacturer s Address 2737 24 Street North St Petersburg Florida USA 33713 declares that the product Product Name Pool Pilot Nano Model Number 75041 to which this declaration relates meets the essential health and safety requirements and is in conformity with the relevant EU directives listed below EU EMC Directive 89 392 EEC EU Low Voltage Directive 73 23 EEC using the relevant sections of the following EU standards and other normative documents EN55014 1 2000 A1 2 2002 55014 2 1997 A1 2001 EN61000 3 2 2006 EN61000 3 3 1995 A2 2005 Safety EN 60335 1 2002 A11 2004 1 2004 IEC 60335 1 2002 A1 2004 Fort Lauderdale Florida USA 4 if
26. E CHLORINE IS HIGHER THAN CURRENTLY IDEAL RANGE IDEAL RANGE SET TO The chlorine 95 output needs to be The chlorine 96 setting is too high increased Use the up arrow button to increase Use the down arrow button to lower 094 25 the Chlorine Output Press Select output Press Select to lock in change to lock in change The free chlorine will need to be tested frequently and the chlorine output will need to be adjusted as needed to attain desired level The chlorine 95 output needs to The chlorine 95 output needs to be increased decreased 25 100 Use the up arrow button to increase Use the down arrow button to decrease the chlorine output Press Select the chlorine output Press Select to to lock in change lock in change After the optimal output percentage has been determined this setting will not normally require further adjustment Select a Boost cycle to compensate for increased bather usage or heavy rainfalls which can both quickly consume chlorine 7 4 TEST POOL PILOT DIAGNOSTIC MENU 1 Select MENU press UP or DOWN arrow until Test Pool Pilot is displayed and press SELECT button The display will automatically toggle through the following displays You can also select the UP or DOWN arrow to allow cycling manually forward and back 2 While in this feature selecting MENU will override the remaining displays and exit back to normal operation The unit will
27. I test button Power should be interrupted Push the reset button Power should be restored If the GFCI fails to operate in this manner it is defective RISK OF ELECTRICAL SHOCK If the ground fault circuit interrupter GFCI interrupts power to the equipment without the test button being pushed a ground current is flowing with a possibility of an electrical shock Do not use equipment Disconnect the equipment and have the problem corrected by a qualified service representative before using CHEMICAL HAZARD To avoid damaging splashes always add acid to water never water to acid Wear safety glasses and use other appropriate personal protection equipment CHEMICAL HAZARD Always follow the instructions on the manufacturer s label whenever handling or using chemicals CHEMICAL HAZARD Heavy pool or spa usage and higher temperatures may require a higher chlorine output in order to maintain proper free available chlorine residuals WATER CHEMISTRY SAFETY Improper water chemistry can present a serious health hazard The proper residual chlorine level and water chemistry must be maintained The addition of certain pool maintenance chemicals can reduce the effectiveness of chlorine Maintain Pool Spa water per standards detailed later in this manual COMBUSTIBLE HAZARD The AquaCal AutoPilot Digital Nano Nano is equipped with an electronic flow switch that automatically turns the unit off in the event of a low water flow situation Do
28. Press or A until Maintenance is displayed then press SELECT 2 Press V or A until Calibrate Temp is displayed then press SELECT 3 Press or to adjust temperature up or down to the desired temperature then press SELECT The maximum adjustment is 6 F 3 C To maximize protection only negative adjustments are used by equipment when calculating freeze protection temperature 4 Press Y or A until End Menu Mode is displayed then press SELECT 7 6 5 Select Units Used to program the operator s personal preferences for the liquid and weight s measurement the Digital Nano Nano will display 1 Press MENU press or until Owner or Installer Menu is displayed then press SELECT 2 Press V or until Select Units is displayed then press SELECT English Units is the factory setting 3 Press V or until desired measurement English Units gallons and pounds or Metric Units liters and kilograms is displayed then press SELECT 4 Press V or A until End Menu Mode is displayed then press SELECT 7 6 6 Temperature oet personal preference for temperature display C or F 1 Press MENU press or A until Owner or Installer Menu is displayed then press SELECT 2 Press V or A until Temperature Unit is displayed then press SELECT Fahrenheit is the factory setting 3 Press V or until desired measurement unit Fahrenheit or Celsius is disp
29. automatically leave the menu and revert to normal operation after a time frame has elapsed The following information is displayed in the view Salt ppm g L The optimum salt level is 3000 ppm mg L e Add Salt Lbs The amount of salt needed to maintain 3000 ppm mg L Temperature F The temperature of the water flowing through the Tri Sensor Cell V A The measured voltage and current sent to the cell Amp Hrs HHHHHE The amount of current times hours of operation received by the cell 7 5 VIEW SETUP A program and parameter menu used to view the currently programmed settings 1 Select MENU press UP or DOWN arrow until View Setup is displayed and press the SELECT button The display will automatically toggle through the following displays You can also select the UP or DOWN arrow to allow cycling manually forward and back 2 While in this feature selecting MENU will override the remaining displays and exit back to normal operation The unit will automatically leave the menu and revert to normal operation after a time frame has elapsed The following information is displayed in the view Nano or Software V The version number of software e Serial 4 e Display V The version number of Display software Power Level Set by the factory Audio Alarm On Off 19 gallons l
30. containing anti caking additives such as YPS Yellow Prussiate of Soda or Sodium Ferrocyanide are not recommended as they can cause a localized tint to the water or yellow staining of the pool spa finish Amount of Salt Required Test the water for current salt content first The ideal salt range is 3000 3500 ppm mg L The minimum salt level is 2500 ppm mg L However if so desired the Digital Nano Nano can operate with salt levels in excess of 35 000 ppm mg L Salt levels above 6000 ppm mg L are not normally recommended as corrosion issues may result Salt levels below 2400 ppm mg L will reduce the efficiency of the Digital Nano Nano and will result in low chlorine production Extremely low salt levels below 1900 ppm mg L will activate the low salt safety cut off and will halt chlorine production until salt is replenished to proper levels Once the Digital Nano Nano is programmed to the pool water volume the controller will automatically indicate how much salt is required to attain ideal salt levels oee the reference table on page 39 for information on amount of salt to be added relative to the volume of water to be treated vs existing salt level How to Add Salt to Pool FAJ A Failure to heed the following may result in equipment damage Do not use a pool cleaner or vacuum head with wheels as wheels can leave track marks on newly plastered pools Do not allow Granular salt to pile up in one locati
31. ctions of manual 33 MESSAGE DISPLAYED PROBLEM TYPICAL SOLUTION warni ng is not receiving Enter Test Pool Pilot mode through the menu Write Low Amps Cell the expected Amps down the salt level water temperature and cell volts and amps f the volts are 24 26 then the problem is usually caused by low salt improperly connected disconnected or loose cell cord water less than 65 F 18 3 scaled cell cell near end of life ae aan Gall Correct as appropriate f the volts are less than 20 then contact Autopilot Systems for assistance Installer If the unit is configured for 230 Vac operation then verify the input AC voltage is not 115 Vac Supply correct voltages or reconfigure the unit as appropriate warning Cell is shorted Check cell for calcium scale buildup Clean as Low cell Volts needed Check call for wire or other debris that is shorting the electrodes Cell cord is defective The cell cord has a short Replace warning Temperature is out of Check the Tri Sensor cable make sure it is not Bad temp sensor range disconnected or loose e Check the water temperature f confirmed temperature is OK contact AquaCal AutoPilot for assistance 34 MESSAGE DISPLAYED PROBLEM TYPICAL SOLUTION Normal display There are no warning e The chlorine setting has been fine but a temporary messages on the boost of chlorine is needed to adjust for rai
32. e is needed in warmer water and production is automatically adjusted higher as water temperatures increase e Please note the Tri Sensor normally does not require maintenance or cleaning A WARNING Failure to heed the following may result in permanent injury or death CHEMICAL HAZARD To avoid damaging splashes always add acid to water never water to acid Wear appropriate personal safety protection including safety glasses when using pool chemicals CAUTION Failure to heed the following may result in equipment damage The Tri Sensor should not be removed from manifold at an angle or the flow paddle and or flow post may be damaged 6 2 2 Inspect Tri Sensor 1 Disconnect the Tri Sensor cable from the power center 2 Remove the two 2 screws retaining the Tri Sensor in the Tee joint of the Manifold Note the orientation of the Direction of Flow Tab The Tri Sensor must be installed in the same orientation when it is reinstalled or replaced 3 The Tri Sensor can now be pulled out of the Tee e Firmly grip the Tri Sensor assembly this is typically done with a large pair of channel lock pliers Twist the Tri Sensor back and forth while simultaneously pulling the Tri Sensor straight out of the Tee joint 4 Check the Tri Sensor assembly for any damage to the plastic housing and replace if needed 5 Inspect the following on the flow switch verify the thin metallic paddle is straight and free from erosion verify
33. e must be changed if the AC input is changed from the factory shipped configuration e 230 Vac units require a 1 amp slow blow fuse 115 Vac units require a 2 amp slow blow fuse 8 7 2 AC Input Voltage A WARNING Failure to heed the following may result in injury or death The Digital Nano Nano supply circuit must be protected by a ground fault circuit interrupter GFCI LN CAUTION Failure to heed the following may result in equipment damage The AC input cannot be provided by an ORP Controller The Digital Nano Nano is typically provided input power either directly from a GFCI breaker or from a timer or controller Determine which is best for your application Note The 75040 75042 75040 xx and 75042 xx come supplied with an attached 115 Vac cable and can be connected into a time clock or 115 Vac GFCI outlet Although not required ideally the pump and Digital Nano Nano are controlled by the same timer SEE WARNING AND CAUTION ABOVE 8 7 3 Low Voltage Wiring Connecting the Cell Cable 1 The cable connector is keyed and must be aligned to connect properly Line up the cell cord and plug into the cell cord connector located on the bottom right of the Digital Nano Nano base plate 2 he other end of the cell cable is connected to two 2 of the cells electrical terminals A red weather plug is placed in the unused contact hole Connecting the Tri Sensor Cable 1 The Tri Sensor Cable is 12 feet long 3 4m and co
34. en enabled an audio alarm will sound due to any of the above three 3 conditions If water flow ceases or falls below minimum acceptable levels the alarm will automatically silence after 10 minutes To enable or disable audio alarm see Audio Alarm in programming instructions 3 3 NORMAL DISPLAY Chlorine Output level in 196 increments from 0 to 100 Water Temperature in Fahrenheit or Celsius Cell Status ON or OFF Check System Light OFF when operating normally Check System Light Normally blinking when circulation pump is off and supply power to the controller remains on 3 4 WATER BALANCE amp CHEMISTRY RECOMMENDATIONS Proper water balance is critical to the operation of your Digital Nano Nano Conditions such as high pH levels low Cyanuric acid stabilizer levels or other factors causing unbalanced water will mask the sanitizer production of your Digital Nano Nano Please note the following recommended water chemistry parameters are for residential pool spa applications only Follow local regulatory guidelines for any commercial pool applications POOL SPA PARAMETER UNITS MN DEAL MAX IDEAL Combined Chlorine ppm mgi 00 02 00 05 pH zo eza re ro 7278 78 Total Alkalinity ppm mg L 60 80 100 180 60 80 100 180 Sa ppm mg L 2000
35. ents TIFSENSOJ e The Tri Sensor provides data from electronic sensors to the Digital Nano Nanot for monitoring water flow water temperature and salt concentration level The Digital Cell Nano Nanot uses this data to determine if conditions are safe for the cell to operate the signal read from the temperature Strainer sensor allows the automatic temperature compensation feature Screen to function MI e The RC35 22 or RC28 receives power from the Digital Nano Nano and converts the salt contained in the water to chlorine Bypass Check Valve The Strainer Screen prevents debris in the water from entering the Tri Sensor or cell and requires periodic inspection and cleaning e The Bypass Check Valve allows the water flow rate to be slowed and optimized through the cell while permitting the pump to continue to circulate water to and from the pool spa at full flow rates The reduced water flow through the cell results in a more efficient Super Chlorination effect resulting in improved overall sanitization 5 2 2 CoPilot Manifold Assembly The CoPilot system is designed to be used in conjunction with the Digital Nano Nano to reduce chlorine demand l Ozone Venturi and extend cell life This system is also sold separately as Injector an upgrade to existing Digital Nano Nano systems Cell The manifold is connected into the plumbing after all other Tri Sensor equipment Wa
36. er water balance will NOT be covered under the equipment warranty Scraping or scratching the titanium blade s edge or surface will damage the blade catalyst coating and cause premature failure of the cell warranty will be voided Never use any sharp or metallic objects to remove scale Reduced polarity reversing cycle times will reduce cell life and should only be used due to uncontrollable scale formation on the cell ALWAYS test and adjust water balance before attempting scale control via shortening reverse period e Tri Sensor should not be pulled out at an angle or the flow paddle or flow post may be damaged SAVE THESE INSTRUCTIONS SECTION 3 OWNER QUICK START amp RUN 1 Balance the water chemistry according to the water chemistry parameters on page 5 and salt recommendations on page 29 The Digital Nano Nano may be started immediately The salt reading however may initially be inaccurate until the circulation pump has been run for 24 hours to fully dissolve newly added salt 2 Use the UP and DOWN arrow buttons to set the chlorine percentage to 50 3 During the first two weeks test the water chemistry parameters every 3 4 days Adjust chlorine percentage as needed 4 Once ideal chlorine percentage has been determined follow normal maintenance procedures 3 1 HOW YOUR DIGITAL NANO NANO WORKS The Digital Nano Nano is designed to handle the purification needs of residential swimming pools and
37. erforming refer to the section in this manual entitled Troubleshooting to determine if a call for service is required Warranties will be voided if the Digital Nano Nano has been improperly installed Failures to properly operate maintain or repair the Digital Nano Nano will void factory warranty Throughout this manual safety signals are placed where particular attention is required Please note WARNING signals relate to personal safety while CAUTION signals promote avoiding damage to equipment Follow all state provincial and NEC National Electrical Codes and applicable CEC Canadian Electrical Codes unless local guidelines supersede When installing and using your Digital Nano Nano basic safety precautions must always be followed including the following A WARNING Failure to heed the following may result in injury or death e RISK OF ELECTRICAL SHOCK Disconnect all AC power when installing or servicing this system Follow all state local and National Electrical Code s provincial and Canadian Electrical Code s if applicable Use copper conductors only RISK OF ELECTRICAL SHOCK Digital Nano Nano contains no Owner repairable components Repairs must not be attempted by untrained and or unqualified individuals If service is deemed necessary contact installing dealer or AquaCal AutoPilot Customer Support e RISK OF ELECTRICAL SHOCK A bonding lug has been provided on the outside of the D
38. freezing weather The Digital Nano Nano power supply is not affected by the cold and does not need to be removed 6 5 SPRING START UP 1 is recommended the water be manually chlorine shocked when first starting up the pool in the springtime 2 Test water and add the appropriate chemicals to balance the pool water per the levels recommended in this manual 3 Be sure to check salt and Cyanuric acid stabilizer bringing those readings up to the recommended levels 4 Itis also a good idea to inspect the cell manifold screen and test the Tri Sensor flow switch clean and or replace those items as necessary 15 SECTION 7 PROGRAMMING 7 1 CONTROL PANEL 7 1 1 Button Overview CHECK SYSTEM LIGHT e Red LED flashes to warn attention is required e A warning message will also be displayed e f enabled an audio alarm may also be heard when the system light is flashing Push UP or DOWN arrow to do the following e Sets Chlorine Level 95 e Scrolls through Menus and Sub Menus e Increases or Decreases P O C e programming values for DONA menus AUTOPILOT SALT CHLOHINE GENEHATORS Push SELECT Chooses item currently displayed Push BOOST e Select to start 24 hour boost Mode e Select and hold for eight 8 seconds to start 72 hour boost Mode e Select again to cancel boost Mode Push MENU Leave nor
39. h ELECTRICAL SHOCK HAZARD Turn off the electrical power to unit before servicing To inspect or service fuse disconnect power and remove power center cover see below for location of fuse Ratings C0 Location of Fuse 10 6 2 REMOVING INSPECTING CLEANING TRI SENSOR 6 2 1 Tri Sensor Assembly Overview The Tri Sensor Assembly is used to measure water flow salt level and water temperature Note The use of high strength magnet devices in the close proximity of the Tri Sensor can cause the flow switch to function incorrectly e When the water flow reaches a minimum flow Tri Sensor Assembly rate of 15 gom 76 L min the flow paddle Salt Sensor Blades magnet closes a micro switch monitored by the Temperature Digital Nano Nanot The CoPilot Ozone Flow Paddle gt Sensor manifold requires a minimum flow of 25 gpm Tri Sensor 95 L min e The Digital Nano Nano uses dedicated salt sensor blades to measure the level of salt in the water Indicator of e The Digital Nano Nano uses the temperature sensor to determine water temperature This measurement is required for the Patented Figure 1 Automatic Temperature Compensation feature to automatically adjust chlorine output as water temperature varies Less chlorine is needed in cold water so chlorine output is automatically reduced as water temperature drops avoiding excess chlorine production Conversely more chlorin
40. he Manifold Assembly will be plumbed e identify a suitable mounting location for the Digital Nano Nano within proper cord length to the manifold e runs for cell and Tri Sensor Cables e Plan wire runs and wiring connections for source power e Determine origination point for control center power feed o Directly from a circuit breaker Circuit breaker is used to power the Digital Nano Nanot and circulation pump o From an external timer or an electronic controller Digital Nano Nano is to be wired to the same location as the circulation pump the Digital Nano Nanot is activated when the circulation pump 15 energized Determine whether the input voltage for the Digital Nano Nano will be 115 Vac or 230 8 3 PARTS Before attempting the installation verify the following items have been included with the Digital Nano Nano Included Digital Nano Nano Controllers 115 Vac QUANTITY DESCRIPTION Power Cord with 115 Volt Plug 3 feet 1 1 1 4 Plastic Anchors 4 Digital Nano Nano Controllers 220 Vac QUANTITY DESCRIPTION 6 Foot AC Power Leads Cell Cable Table 4 Plastic Anchors Mounting Screws Table 5 Not included Power service electrical wire 72 liquid tight nonmetallic flex conduit Table 6 24 8 4 INSTALLATION STEPS Details on each step of the installation process are presented on the following pages 1 Plumbing the Manifold Assembly page 24
41. he cell or cable 1 Clean and dry the electrical terminals on the cell The contacts must be completely dry to avoid corrosion and failure of the cell or cable 2 Ensure the union O rings are in place then place the cell into the manifold with cell pins pointed upward See Figure 3 3 Tighten the unions by hand for a watertight seal 14 4 The cell cable has three 3 electrical contact terminals The cell will have two 2 electrical terminals Position the cell plug so the two 2 open holes align with two mating terminals and push gently but firmly to connect Use the red weather plug supplied to seal the unused contact in the cable 5 Turnon the system 6 Check for leaks and proper operation 6 4 WINTERIZING FAJ CAUTION Failure to heed the following may result in equipment damage Special measures are required in the event of freezing conditions The Digital Nano Nanot may be damaged if measures are not taken in advance of freezing conditions Equipment damage due to freezing conditions is NOT covered under the equipment warranty During brief freezing conditions allow the filtration system to run continuously throughout the freeze period Circulating moving water will not freeze In areas where freezing conditions are prevalent and sustained the equipment must be winterized as follows e Drain all water from the Manifold Assembly cell and Tri Sensor pump filter supply and return lines prior to
42. hing bathing suit drag out and leaks are typical ways salt is lost Salt does not leave the pool when water evaporates 1 Determine pool spa volume in Gallons or Liters 2 Find current salt level in the pool Many pools will already have a significant salt residual so always test water before adding salt This can be obtained from the Control display or by testing water 40 3 Using Table 9 find the current salt level in the left column 4 Determine and locate the pool spa volume in the top column o Locate the intersection of the row and column to find the amount of salt needed to bring the pool to the ideal level 6 For volumes other than what is shown use combinations of various columns Example For an 11 000 gallon pool with a salt level of 500 ppm mg L the column value for 1000 gallons is added to the column value for 10 000 gallons which gives a total of 230 pounds of salt needed to bring your pool salt level up to the ideal level of 3000 ppm mg L Pounds kilograms of salt needed to attain 3000 ppm mg L Current Pool Spa Volume in Gallons Liters level of salt 1 000 2 000 5 000 10 000 15 000 20 000 25 000 30 000 35 000 40 000 au 3 786 7 572 18 930 37 860 56 790 75 720 94 650 113 580 132 510 151 440 KIGHHE IAFHEEHIEIEC 11 23 57 114 170 227 284 341 398 454 EI EAE AE dk ae ae 10 21 52 104 156 208 260 312 36
43. iew Setup Installer Menu Maintenance Menu Test Pool Pilot Software Version End Menu Mode S i Se Reverse Time Display Software Version Calibrate Salt a e Calibrate Temperature Audio Alarm On Off ETGVENEOJE 7 3 BASIC OPERATIONAL PROGRAMMING 7 3 1 Adjusting the Chlorine Output Typically once the initial setting is established very little adjustment is needed The chlorine setting refers to the amount of time the cell is energized within a 15 minute cycle The system cycles on and off as indicated on the display s lower right display and ON when generating chlorine Higher settings will generate more chlorine 1 Press the UP DOWN V or A arrow buttons to enter the chlorine adjustment mode e Adjust the chlorine output percentage to the desired output from 0 off to 100 maximum output then press SELECT to default back to the normal display e At startup of a new system the standard output setting starting point is 50 Follow the instructions in the chart on page 36 to determine and correct chlorine settings Example 50 setting 50 of 15 minutes or 7 5 minutes ON and 7 5 minutes OFF 25 setting 3 75 min ON 11 25 min OFF Once the percentage is set the unit will implement the temperature compensation algorithm based on current water temperature 17 7 3 2 Boost or Super Boost The Boost feature is used to increase the chlorine from its normal setting to 100 for a cumulat
44. igital Nano Nano This lug permits the connection of a No 8 AWG 8 4 mm2 solid copper bonding conductor No 6 AWG in Canada Make this connection between the Digital Nano Nano and all other electrical equipment and exposed metal within 5 feet 1 5 m of the Digital Nano Nano All field installed metal components such as rails ladders drains etc within 10 feet of the pool spa or hot tub must be bonded to the 2 equipment grounding bus using copper conductors not smaller than 8 AWG 8 4mm2 No 6 AWG in Canada Maintain water chemistry in accordance with manufacturer s instructions RISK OF ELECTRICAL SHOCK Digital Nano Nanot configured to 115 Vac must be installed at least 10 feet 3 m from the pool spa wall Digital Nano Nanot configured to 230 Vac must be installed at least 5 feet 1 5m from the pool or spa wall RISK OF ELECTRICAL SHOCK A disconnect device incorporated into the fixed wiring must be included in the supply circuit Such as a time clock relay or circuit breaker RISK OF ELECTRICAL SHOCK Connect only to a branch circuit protected by a ground fault circuit interrupter GFCI Contact a qualified electrician if you cannot verify that the circuit is protected by GFCI RISK OF ELECTRICAL SHOCK Digital Nano Nano must be connected only to a supply circuit that is protected by a ground fault circuit interrupter GFCI The GFCI must be tested on a routine basis To test push the GFC
45. igital Nano Nano power center is suitable for indoor or outdoor mounting When connected to 230 Vac the power center must be installed at least 5 1 5 m horizontal distance from the pool or spa wall When connected to 115 Vac the power center must be installed at least 10 3 m horizontal distance from the pool or spa wall Greater distances may be required by local codes The Digital Nano Nano power center is designed to mount vertically on a flat surface with the wiring inputs facing downward The enclosure is designed to allow heat to dissipate from inside the box It is important to not block the top or bottom of the enclosure Do NOT mount the power center inside a panel or a tightly enclosed area lacking proper and full ventilation When selecting a location for installing the power center please note the Tri Sensor and cell cables are 12 3 6 m long ATTENTION Verify the selected power center location is close enough to the Manifold Assembly to allow the Tri Sensor and cell Cables sufficient slack to accommodate later service and maintenance To avoid damage to wiring and connectors thoroughly read the following section before proceeding 1 Hold the power center chassis level in the selected mounting location Through the top narrow portion of mounting slots mark the wall for the four 4 mounting holes 2 Plastic anchors and screws have been provided for concrete or stucco walls anchors are not required when mount
46. ing self cleaning capabilities thus periodic manual cleaning may be necessary The simplest way to avoid this extra work is to maintain the water chemistry at the levels recommended 1 The cell titanium blades seen inside the cell body should be straight and clear of any debris on the ends or between the End view of the cell looking l at the blades Figure 4 13 2 White flaky or crusty calcium build up on the edge or between the blades will shorten the of the cell If required clean the cell immediately and determine the cause of scaling See Basic Water Chemistry and Using the Saturation Index 6 3 3 Manual Cleaning A WARNING Failure to heed the following may result in permanent injury or death CHEMICAL HAZARD To avoid damaging splashes always add acid to water never water to acid Wear safety glasses and use other appropriate personal protection equipment E A F CAUTION Failure to heed the following may result in equipment damage Scraping or scratching the titanium blade s edge or surface will damage the blade catalyst coating and cause premature failure of the cell warranty will be voided Never use any sharp or metallic objects to remove scale 1 Place a PLAO113 cell cleaning plug AutoPilot accessory on the end of the cell as shown A 1 77 clean out plug may also be used and can purchased in the PVC plumbing section at most
47. ing to wood or composite materials Drill and install the plastic anchors as applicable Run the screws into the li anchors leaving 4 gap between wall and the underside of the screw heads 3 Holding the power center slotted openings to the screw heads allow the screw heads to pass through the larger portion of the mount holes hang the power center on the four 4 mounting screws using a long shaft screwdriver tighten the screws 26 8 7 ELECTRICAL AN CAUTION Failure to heed the following may result in equipment damage Connecting 230Vac to a unit that has been configured to 115 Vac will result in permanent damage to the unit Damage due to incorrect wiring is not covered under the warranty 8 7 1 Electrical Connections A High voltage AC input provides power to the control center Low voltage cables provide power from the control center to the Tri Sensor and cell The AC input voltage of the Digital Nano Nanot has been preconfigured at the factory e Model numbers 75040 75040 xx 75042 and 75042 xx have been configured for 115 Vac Model numbers 75041 75041 xx 75043 and 75043 xx have been factory configured for 230 Vac These voltage configurations can be changed in the field by a qualified electrician if required 1 Refer to the wiring diagram located on the inside of the power center cover to reconfigure the wires on the terminal block if the unit AC input voltage is going to be changed 2 The fus
48. iters The pool volume programmed in Installation Menu 15 000 is factory setting e Reverse hrs The reverse rate programmed in Installation Menu 4 hrs is factory setting e Temp adjust 4 The temperature adjustment variation of actual Tri Sensor reading page 20 e Salt adjust 9o The salt calibration adjustment variation of actual Tri Sensor reading page 19 e Logging only appears if logging feature is enabled e Shutoff Temperature Internal temperature of the unit at which it goes into a 5 minute cool down period Max Temp Maximum internal temperature reached 7 6 REVIEW OF INSTALLER OWNER amp MAINTENANCE MENU PROGRAMMING NOTE Once determined to be appropriately programmed for the installation site the following menu items should not require regular access See Basic Operational Programming for setting initial Chlorine Level and routine control instructions 7 6 1 Pool Volume Must be programmed for the salt amount needed display to be accurate 1 Press MENU press or until Installer Menu is displayed then press and hold SELECT for 13 seconds 2 Press V or A until Set Pool Volume is displayed then press SELECT Factory setting is 15 000 gallons The range is 500 to 125 000 gallons 1 000 to 226 000 liters 3 Press V or A until correct pool size is displayed then press SELECT 4 Press V or A until End Menu Mode is displayed then press SELECT
49. ive 24 hour 72 hour period When the Boost period expires or is manually terminated the chlorine returns to its previous setting and normal operation e Boost chlorine output to 100 for 24 hours From the normal operation mode press and release the BOOST button The display will flash Boost 24 hour ON then Boost hh with the hh actually being the displayed hours remaining in the boost period e Boost chlorine output to 100 for 72 hours From normal operation mode press and hold the BOOST button until Boost 72 hour ON is displayed then release the BOOST button Display will show Boost for approximately 8 seconds after that Boost 72 hour ON will display then Boost hh with the hh actually being the displayed hours remaining in boost period e external time clock or controller turns off power to the Digital Nano Nano while boost is active the boost timer is stored in memory and the boost time will resume countdown when power 15 reapplied to the unit e f water flow is stopped during a Boost cycle chlorine generation will stop while there is no flow but the Boost timer will continue to count down as long as the Digital Nano Nano has power To exit Boost or Super Boost mode and revert to normal operation e Allow the Boost cycle to expire or Press BOOST at any time to manually deactivate Boost 7 3 3 Chlorine Mode The Digital Nano Nano will automatically display
50. layed then press SELECT 4 Press V or A until End Menu Mode is displayed then press SELECT 7 6 7 Set Reverse Time FAJ CAUTION Failure to heed the following may result in equipment damage Reduced polarity reversing cycle times will reduce cell life and should only be used due to uncontrollable scale formation on the cell Always test and adjust water balance before attempting scale control via shortening reverse period 7 6 8 Program Cell s self cleaning cycle 1 Press MENU press or A until Maintenance is displayed then press SELECT 2 Press or A until Set Reverse Time is displayed then press SELECT 4 hours is the factory setting 3 Press or A until the desired cycle time 2 4 8 or 16 hours is displayed then press SELECT 4 Press V or A until End Menu Mode is displayed then press SELECT 21 7 6 9 Force Reverse Note this is a diagnostic tool only and should not be used unless a problem 15 suspected Program the cell to activate a force reverse cycle and verify if the system 15 reversing polarity self cleaning There will be a 40 second delay after selecting End Menu Mode before reversing takes place 1 Press MENU press or A until Maintenance is displayed then press SELECT 2 Press Y or A until Force Reverse is displayed then press SELECT Cell reversing will display temporarily in 40 seconds 3 Press Y or A un
51. ly sized to the site the Digital Nano Nano will meet the sanitizer maintenance requirements of the pool spa The Digital Nano Nanot is not designed to chlorine shock treat or build up a chlorine residual when starting with a zero or very low chlorine level Before starting the Digital Nano Nano the water must be properly balanced and the chlorine level must be adjusted to between 1 to 3 ppm mg L free chlorine More on adjusting water balance and Start up chlorine levels follows below 8 8 1 Steps to Prepare Water 1 2 9 Calculate pool volume See section 8 8 2 below Adjust water chemistry Add chemicals to adjust pool or spa water chemistry parameters as indicated in the table in section 3 4 page 5 The saturation index can be calculated using the information in section 10 2 page 39 If the index indicates that the pool water is corrosive or scaling then adjustments to the water chemistry should be made Add initial chlorine dosage Use sufficient chlorine as obtained from pool supply center to achieve 1 3 ppm mg L free chlorine Add salt to water test the water for salt level first Adjust to 3000 3500 ppm mg L See salt chart on page 39 Enter pool volume Information into control center See Pool Volume programming on page 19 8 8 2 Calculating Pool Volume To determine the approximate number of gallons or liters in a pool or spa 1 2 Determine the surface area Multiply the surface area
52. mal operation and access menus for programming and diagnostics 7 1 2 Menu Button The MENU button is used to leave the normal operation mode and enter the program and diagnostic modes Use the UP DOWN arrows and SELECT buttons to navigate through the menus and sub menus Note to permit quick access to features some functions are accessed or programmed in several menus e Test Pool Pilot displays various operating parameters and diagnostic results e View Setup displays the programmed setup parameters e Owner Options programs the primary operating parameters an owner would need to change e Maintenance Menu tests and programs the primary features a service technician would need to access when servicing the system e Installer Menu program the initial system setup SELECT Button The SELECT button chooses the displayed menu option For the Installer Menu press and hold the SELECT button for approximately 13 seconds to access this feature The SELECT button also temporarily disables the buzzer during an error display 7 1 3 Display Overview The first line of the display typically indicates Chlorine Output Level in percent or whether the system is in Boost or Super Boost mode The second line displays temperature in Fahrenheit or Celsius and chlorine on off mode A small dot in bottom right corner indicates the self cleaning forward reverse cycle 16 7 2 MENUS MainMen SeletUnis End Menu Mode V
53. n or a display but the temporary bather increase Press the Boost button chlorine level is too to temporarily elevate the chlorine production level to low 100 for 24 hrs The chlorine output will revert to Water quality looks the original setting after 24 hrs dirty or cloudy The chlorine setting has been fine but a temporary or longer Super Boost of chlorine is needed to adjust for heavier rain or bather increase Press and hold the Boost button for 8 seconds to temporarily elevate the chlorine production level to 100 for 72 hrs The chlorine output will revert to the original setting after 72 hrs Check pool chemistry parameters See Water Balance 8 Chemistry Recommendations in the Owner s Quick Start section of manual The Cyanuric acid level may be low and the chlorine is being consumed quickly by the UV from the sun The chlorine output needs to be increased e Use the UP arrow key to increase the chlorine output setting e Increase the pump run time so the Digital Nano Nano is generating chlorine for a longer period of time Test water for high phosphate levels Use a product such as Lo Phos to reduce phosphates if the phosphate level is higher than 22 ppm mg L If the water temperature is 55 10 or colder the Pool Pilot has automatically turned the Chlorine output down to 196 to avoid over chlorination Bacteria and algae activity is greatly reduced at these temperatures so this should
54. ng pH and contributes to scale formation or cloudy water conditions CORRECTIVE ACTIONS Low free chlorine Check for combined chlorine level and shock as necessary Increase chlorine output to maintain a 1 3 ppm mg L residual reading High free chlorine Decrease chlorine output Let chlorine dissipate normally until 1 3 ppm mg L is achieved In extreme cases pool water can be diluted with fresh water or a chlorine neutralizer added Diluting will reduce salt and CYA Check and adjust as needed Low pH Add sodium carbonate or soda ash High pH Add muriatic acid or sodium bisulfate Low TA Add sodium bicarbonate High TA Add muriatic acid often or sodium bisulfate a little at a time may take a week or more to lower the TA CHEMICAL LOW HIGH LEVELS High CH Scale formation cloudy water Rapid buildup of scale may exceed the system s self cleaning capability and require manual cleaning of the cell Page 37 CORRECTIVE ACTIONS High Partially drain and refill pool with fresh water to dilute Diluting will reduce salt and CYA Check and adjust as needed Calcium Monthly Low CH Etching of plaster equipment Low CH Add calcium chloride flakes Hardness corrosion Cyanuric Acid Monthly Low CYA destruction of chlorine by the UV CYA or rays from the sun Stabilizer High CYA Requires more chlorine to maintain proper sanitizer levels Note CYA not needed for indoor po
55. nnects the Tri Sensor Assembly to the Control Center Directional Tab 2 Connect the white 6 pin connector to the mating plug a located on the base of the Digital Nano Nano 3 Position the directional tab forward in relation to water flow Figure 7 27 8 7 4 Low Voltage Cable Connections at Control Center Bonding Lug Directional Tab Position the tab forward in relation to water flow Figure 8 8 7 5 Grounding and Bonding the green ground wire to the supply ground See bonding lug in Figure 8 e he Digital Nano Nano must also be connected to the pool spa bonding system with an 8 AWG 6 AWG for Canada wire A bonding lug is provided at the bottom exterior of the control center 8 7 6 Connecting to an External Timer or Controller 1 Measure and cut 77 nonmetallic flexible conduit to reach from the power source to the Digital Nano 2 Feed the wires from Digital Nano through the conduit 3 Attime clock or external controller relay connect AC power wiring to the LOAD SIDE or the same location as the circulation pump wires pump connected to circuit breaker time clock or electronic controller 4 Connect the ground wire to the ground of the power source Optional Time Clock or External Circulation Optional Controller CoPilot GND L1 N L2 L arci p FAL Breaker L1 N GND 28 8 8 PREPARING THE POOL WATER Installer please note When proper
56. not be a problem Hand dose additional chlorine if necessary Obtain an independent salt reading to check the Pool Pilot reading Add salt if needed and re calibrate the Pool Pilot salt display Check the Max Temp in the setup menu If higher than the Shutoff temp unit may be going into a cooling mode Shade or relocate unit to an area less affected by direct sunlight or other sources of heat external to the unit There are no warning The test kit reagents or strips may be old or have messages on the been exposed to sunlight Replace the kit or display reagents and retest The chlorine level is too low but the pool water looks fine There is too much chlorine in the pool The chlorine is bleaching the test kit reagents Dilute the water sample with distilled water and retest Lower the chlorine output setting with the down arrow button if the chlorine level is too high Possible power supply fault e Press Boost Wait 10 seconds for the unit to start the Boost cycle e Press Menu Select Test Pool Pilot e Record the Volts and Amps when displayed If the volts are less than 4 0 and the Amps are less than 1 5 contact the factory for assistance 35 MESSAGE DISPLAYED PROBLEM TYPICAL SOLUTION Chlorine display Chlorine locked at 195 If the water temperature is 55 F 10 C or colder the Pool Pilot has automatically turned the Chlorine output down to 1 to avoid over chlorination Bacteria and algae gr
57. not tamper in any way with this safety feature PERSONAL SAFETY HAZARD To reduce the risk of injury do not permit children to operate this device RISK OF CHILD DROWNING OR INJURY Children must be closely supervised at all times around pool or spa equipment F CAUTION Failure to heed the following may result in equipment damage The AquaCal AutoPilot Digital Nano Nanot must be installed and operated as specified Failure to do so will void the equipment warranty To permit proper air circulation the Digital Nano Nanot must be mounted at least 1 foot 30 cm above ground level or any other cooling obstruction Special measures are required in the event of freezing conditions Your Digital Nano Nanot may be damaged if measures are not taken in advance of freezing 3 conditions Equipment damage due to freezing conditions is covered under the equipment warranty e Do not use a pool cleaner or vacuum head with wheels as wheels can leave track marks on newly plastered pools Do not allow Granular salt to pile up in one location without brushing as staining may occur e Excessively high chlorine levels can cause premature cell failure and corrosion damage to pool fixtures and equipment For maximum cell life maintain water in a balanced condition Water maintained scaling condition will shorten cell life and may render the Digital Nano Nanot inoperative Damage and or service calls caused by improp
58. ols or bromine pools CYA can be reduced to 30 50 mg L for in colder climate regions Saturation Monthly 0 3 Water is scale forming Calcium Index carbonate is falling out of solution This rapid buildup of scale may exceed the system s self cleaning capability and require manual cleaning of the cell 0 3 Water is corrosive Water will take away other material it comes in contact with to form a natural balance These materials can be metallic fixtures swimwear etc Results can also include cloudy water eye skin irritation and poor chlorine effectiveness Monthly Low Salt Below 2 400 ppm mg L causes premature cell failure and reduces chlorine production High Salt Above 6 000 ppm mg L can cause corrosion of metallic fixtures and will taste salty Note Digital Nano Nano can safely operate with salt levels up to 35 000 Low CYA Add Cyanuric acid 1 lb per 5000 gallons increases CYA 25 ppm mg L High CYA Partially drain and refill pool with fresh water to dilute Diluting will reduce salt Check and adjust as needed Balance water as close to equilibrium of 0 as possible See page 39 for more information Balance water as close to equilibrium of 0 as possible See 39 for more information Low Salt Add salt according to digital display on Pool Pilot unit or salt chart High Salt If undesirably high partially drain and refill the pool with fresh water Diluting will reduce CYA Check and
59. on without brushing as stalning may occur The circulation pump should be run continuously until the salt has been fully dissolved typically 24 hours Add salt directly to pool or spa if a spa only installation and over the main drain If main drain is present If there is no main drain a vacuum head may be used to encourage salt circulation Distributing the salt through brushing is also helpful brush the salt toward the main drain if one is present Set pump operation to normal run time after salt has fully dissolved into water If the salt level becomes undesirably high the only way to remove excess salt is to partially drain the pool spa and refill with fresh water 30 8 9 PROGRAMMING AT INSTALLATION The Digital Nano Nano requires the pool volume be initially programmed into the installer menu The control center will then indicate how many pounds kgs of salt to add should salt levels fall The default pool size is 15 000 gallons 56 781 liters The salt chart on page 39 can also be used to calculate how much salt in pounds kgs should be added to reach the recommended level of 3000 ppm mg L salinity 1 Enter the Installer Menu and program Set Pool Volume for specific pool See Calculating Pool Volume on page 28 o Press MENU o Press V or A until Installer Menu is displayed o Press and hold SELECT for 13 seconds to enter the Installer Menu o Press V or A until Set Pool Volume is displayed
60. owth is greatly reduced at this temperature so this should not be a problem Chlorine fluctuates The AutoPilot unit has a patented process for from adjusted value automatically increasing and reducing the chlorine Output as the temperature of the water fluctuates It is normal for the output to increase as the water temperature increases and to decrease as the water temperature decreases Blank display The Pool Pilot Display If the display is in bright sunlight then shade the is blank display to read e Verify external time clock has not turned off power to Digital Nano Nanot Temporarily override the time clock if desired to check the Digital Nano Nano e Verify local shut off switch and or main circuit breaker for Digital Nano Nano is turned on e f power is provided to unit by an external control device verify power is provided to and from the device e Fuse may be blown See fuse replacement in maintenance section 11 Unit is generating Internal temperature of unit has exceeded Shutoff Chlorine Temp viewable on Setup Menu Will turn off chlorine generation for five 5 minutes or until temperature decreases e Wait until unit cools down e Move Digital Nano Nanot to a shaded area if too hot All three of the following Power supply fault e NOTE If all 3 messages are not being displayed messages are being displayed then refer to the specific individual fault message above All
61. stablished proper water balance and has pretreated water to 1 3 ppm mg L chlorine Attention Owner Should Centigrade vs Fahrenheit choice of language or other owner options require modification please refer to the programming information located on page 19 See Menu Button and Owner Options 3 2 1 Up and Down Arrows Use the UP and DOWN arrows to control the chlorine output level then press the SELECT button to save the value chosen With prepared pool the recommended starting output level is 5090 Upon initial start up check sanitizer every 3 4 days and make small output level adjustments as necessary to maintain 1 3 ppm mg L free chlorine levels Keep in mind your Digital Nano Nano does not directly measure or regulate the sanitizer levels in your pool Rather the owner operator will need to periodically test the water to determine the current chlorine level and adjust the output setting as needed After the chlorine output level is tuned in the unit will automatically make fine output adjustments as the water temperature fluctuates This temperature compensation feature will adjust output depending on water temperature See page 7 for more information concerning the patented temperature compensation feature Please Note The optimum output setting will vary based upon pool size location exposure to sunlight number of users vegetation around the pool water balance practices and pump run time Yo
62. temperatures thus preventing premature cell wear At 55 F 13 C or colder water temperatures the controller will adjust to a fixed 1 output thus preventing over chlorination and premature cell failure As the water temperature rises above set point the controller will adjust at 5 per F up to 100 thus preventing under chlorination during warmer water temperatures 5 2 WATER MANIFOLDS ASSEMBLIES AVAILABLE OPTIONS TAN Failure to heed the following may result in equipment damage The Digital Nano manifold may only use the RC35 22 cell The Digital Nano may use either the RC35 22 or RC28 cell The Digital Nano uses the patented automatic flow bypass manifold assembly models 94105 94105M The Digital Nano should ONLY use the RC35 22 cell The Digital Nano uses the patented automatic flow bypass manifold assembly models 94106 94106M with an RC28 cell The Digital Nano may also use an RC35 22 cell but the maximum chlorine output will be lower See the Specifications table in section 4 1 on 6 The CoPilot manifold assembly comes with an automatic flow bypass check valve assembly and ozone injector venturi assembly 8 5 2 1 Automatic Flow Bypass Manifold Assembly 94105 and 94106 This AquaCal AutoPilot patented manifold is connected into the plumbing after all other equipment Water from the pool spa is moved though the manifold by the circulation pump This patented manifold uses four key compon
63. ter from the pool spa is moved though the manifold by the circulation pump Strainer Screen e The Tri Sensor provides data from electronic sensors to the Digital Nano Nano for monitoring water flow water temperature and salt concentration level The Digital Nano Nano uses this data to determine if conditions are Bypass Check Valve safe for the cell to operate the signal read from the temperature sensor allows the automatic temperature compensation feature to function e The RC35 22 or RC28 receives power from the Digital Nano Nano and converts the salt contained in the water to chlorine The Strainer Screen prevents debris in the water from entering the Tri Sensor or cell and requires periodic inspection and cleaning e The Bypass Check Valve allows the water flow rate to be slowed and optimized through the cell while permitting the pump to continue to circulate water to and from the pool spa at full flow rates The reduced water flow through the cell results in a more efficient Super Chlorination effect resulting in improved overall sanitization e The Ozone Venturi Injector introduces ozone directly into the water before the Digital Nano Nanot cell The ozone venturi injector is connected to the CoPilot via an Ozone Check Valve and Tube Assembly not shown 9 SECTION 6 MAINTENANCE 6 1 FUSE LOCATION AND RATINGS A WARNING Failure to heed the following may result in permanent injury or deat
64. then press SELECT Factory setting is 15 000 gallons he range is 500 to 125 000 gallons 2 000 to 500 000 liters o Press V or A until correct pool size is displayed then press SELECT o Press V or A until End Menu Mode is displayed then press SELECT 2 Configure the following as needed See Section 7 6 on page 19 for more information Select Language e Select Units e Temperature Units Audio Alarm 3 Press or to adjust chlorine output to 50 Cell inspect due This is an advisory message The unit will generate chlorine normally while this message Is displayed Page 31 SECTION9 TROUBLESHOOTING The cell has been operating for a while This is a reminder that now would be a good time to remove and inspect the cell and filter screen to see if they need cleaning No problem has been detected This is simply a time elapsed maintenance message Press Select to clear this message This in an advisory The cell is reversing polarity when this message is Cell 15 cleani ng displayed Normal production will resume shortly Error purifier off Check flow Error purifier off Add Salt xxx lb Warning Add Salt xxx lb Error purifier off Add Salt xxx lb Warning Add Salt xxx lb Chlorine generation has stopped due to insufficient water flow Chlorine generation has stopped because the salt level is below 1900 ppm mg L which is too low The salt level is between 200
65. til End Menu Mode is displayed then press SELECT 4 The period on the end of 2nd line of the display will either appear or disappear based its previous state to indicate cell power polarity has reversed 7 6 10 Audio Alarm Note If alarm is due to low or no water flow audio alarm will automatically silence in 10 minutes Upon restoration of flow normal audio alarm operation will resume 1 Press MENU press V or A until Owner or Installer Menu is displayed then press SELECT 2 Press or A until Audio Alarm is displayed then press SELECT 3 Press Y or A until On or Off is displayed then press SELECT 22 SECTION 8 INSTALLATION 8 1 BASIC SYSTEM OVERVIEW The Digital Nano Nano is a salt chlorination system for pool or spa purification and is designed to operate in the following configurations SHOWN WITH AUTOMATIC FLOW BYPASS MANIFOLD ASSEMBLY 94105 94106 Optional Timer Note Broken lines represent electrical supply power source options Tri Sensor Timer e Breaker GFCI Optional Circuit Timer Breaker Broken lines represent electrical supply power source options Timer Breaker ET Filter LY TE Water VT Flow IU Pump 23 8 2 BEFORE INSTALLING e Determine everything needed for installation is on hand e Determine where t
66. uipment and unpleasant swimming conditions result Your Digital Nano Nanot provides 100 pure sodium which does not change Calcium Hardness Factors changing this measure are ancillary chemicals added to the pool and out of balance make up water 10 1 5 Cyanuric Acid Cyanuric Acid acts as water Stabilizer or Conditioner This chemical goes by either trade name and allows your chlorine residual to last longer by protecting it from the UV rays of the sun With low Cyanuric acid chlorine can be used up just as quickly as it is generated Check local commercial codes for maximum acceptable Cyanuric acid levels in commercial projects Note For indoor pools it is not necessary to maintain a stabilizer level to protect the chlorine from the UV rays However it is recommended to maintain a minimal 15 pom mg L to protect metallic fixtures from possible corrosion 39 10 2 USING THE SATURATION INDEX This index is used by pool professionals to ensure that your total water chemistry does not fall into a corrosive or scaling condition Either condition can cause premature damage to the cell any of your other equipment as well as your cementitious finish The Saturation Index is composed of the following factors pH as tested e Plus the Temperature factor e Plus the Calcium Hardness factor e Plus the Alkalinity factor e Minus the Total Dissolved Solids factor in this case the bulk of the dissolved solids are salt
67. ur installer should have already taken these factors into consideration when performing installation programming Therefore your adjustments at this point should be relatively minor 3 2 2 The Boost Button The BOOST button increases output to 100 Use this feature when a heavier than normal bather load is anticipated Press BOOST once 24 Hour Boost Press and hold BOOST for 8 seconds 72 Hour Boost Press BOOST a second time Deactivate Boost 3 2 3 Menu and Select Button e This allows access to the Test Setup Owner Option Maintenance and Installer menus he SELECT button allows the operator to choose program menu options The owner operator should not normally need to access these features on a regular basis Consult Programming section or contact factory customer support for additional information 3 2 4 Check System Light and Audio Alarm The CHECK SYSTEM light will flash to warn the unit may need attention A warning message will also be displayed If enabled an audio alarm may also be heard when the system light is flashing Unless deemed a normal condition per below see troubleshooting section e Flashes red when pump is off water flow is insufficient It is normal for the light to flash if the circulation pump is off e Flashes when salt is low 5 e Flashes when water temperature exceeds 125 F or drops below 10 F Note Wh
68. verify the proper operation of the Tri Sensor s water Flow Switch protection device The following procedure can be used to verify the proper operation of the flow switch or to flush debris from the Bypass Valve 1 2 Completely loosen the manifold union nut that contains the filter screen and pivot the manifold to gain access to the filter screen Remove the screen Clean the screen if dirty If the screen was dirty then the system may need to be purged to remove excess debris Leave the manifold off and run the pump for a few seconds until clear Wrap the strainer screen securely with a small piece of plastic wrap saran wrap food wrap or zip lock bag as indicated in the diagram place it back in the union Tighten the two that were loosened Turn off circulation pump Slightly loosen the union nut just below the cell on the side of the manifold that does not contain the filter screen K STRAINER SCREEN SHOWN TEMPORARILY WRAPPED IN PLASTIC Figure 2 Turn on the pump and the Digital Nano Nano The plastic will stop water flow to the flow switch which is part of the Tri Sensor that is located in the upper portion of the manifold water will be forced through the Bypass Valve This action will normally flush out any small bits of debris trapped in the Bypass Valve 12 9 The Digital Nano Nano should detect a low water the Tri Sensor and activate the red Check
69. y March 10th 2010 mo Lu 1 Place and date of issue Peter Maitland CEng 10 5 FCC COMPLIANCE NOTE This equipment has been tested and found to comply with the limits for a Class digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following Measures e Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help 42 NOTES 43 NOTES SWIMMING POOL SPA HEAT PUMPS www aquacal com AUTOPILOT SALT CHLORINE GENERATORS www autopilot com AquaCal AutoPilot Inc 2737 24 Street North St Petersburg Florida 33713 727 823 5642

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