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Standard Troubleshooting Approach

1. 2 Air Controls Five On Off Pushbutton Type Total Foot Jet Therapy 3 Water Management System Two 60ft Filter Cartridges Filter 1 on 24 Hour Circulation Pump Filter 2 on 2 Speed Pump 1 Ready for optional CD Ozone Generator Built in Ozone Dispersion Chamber Included in Spa EJOHUIO een ee One Underwater LED ProLite with 7 Color Modes Colored Waterfalls Cabine ee Redwood Cedar with No Stain Optional UV Resistant Synthetic Plastic Cabinet with Embossed Red or Gray Wood Grain Acrylic Colors Textured Bluegrass Jade Marine Onyx Sahara or Sand Marbled Emerald Platinum or Sapphire Solid Azure or Silver Headrests nee 5 Waterfalls Two with Independent Flow Rate On Off Adjustment Powered by Pump 1 Electrical Requirements North American 60Hz Models 240 VAC 40A 50A or 60A Export 50Hz Models 230 240 VAC 35A or 40A or suitably rated circuit breaker to comply with local electrical codes Certain countries may require dual power inputs two breakers are required for this configuration Kee North American 60Hz Models 10 Years Shell 7 Years Shell Surface 5 Years for Plumbing Component Leaks 5 Years Equipment amp Controls Export 50Hz Models 2 Years Plumbing Component Leaks 2 Years Equipment amp Controls Seating Capacity 6 7 Audio System
2. 240 VAC 10 Put hot tub in standard mode Remove hot tub and set temperature high power then install enough to initiate a heat call test plug Turn wait 20 30 seconds for circuit power on and iu Test for 240 VAC board to respond Is 240 initiate a heat call acrosedes oie 1s No Replace circuit VAC present across the Does the and 18 9 board circulation pump circuit board circulation pump test points 13 and 18 turn on etween circuit boar connection Check temperature and pump good sensor Refer to appendix section Yes A16 page 60 Replace pump No Repair connection Circuit Board Illustrations Is connection OK from circuit board to pump A 2002 Protech LCD Pages 55 and 56 Replace pump Note Refer to voltage and current charts on appendix pages 50 51 for expected voltage current read ings Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex treme Caution While Servicing Circuit Board 38 9 2D No Heat Or Not Enough Heat e Symptoms the circulation pump is turning the panel heat indicator is not lit the panel E4 is flashing FLO Error Condition the circulation pump is running the flow switch is open Standard Troubleshooting Approach No Replace circuit is Is connection between flow switch and No circuit board OK Turn off hot tub power and install test plug Put hot tub in standard mode and turn up temperature to in
3. An automatic updating memory log built into the control system Device that measures AC or DC voltage potentials across components or from a specific test point to ground G3 Troubleshooting Data Collection Form Protech LCD Models Customer Name Address Before troubleshooting collect the following 1 Model of Hot Tub 2 Serial Number 3 Operating Voltage __ Input Voltage Before calling Jacuzzi Premium collect the following Low Speed Pump 1 Amps Circ Pump with Heater Amps High Speed Pump 1 Amps Pump 2 Amps Pump 2 and Pump 3 Amps J385 High Speed Pump 1 Pump 2 and Heater Amps 10 Circuit Board Eprom Revision Trouble Log Readings 11 Voltage Highest _ Present Lowest 12 Hi Limit Highest Present _ _ Lowest 13 Temp Sensor Highest Present Lowest 9 50B Eprom Only Reset each value to present Press button while each value is displayed Jacuzzi Premium Technical Support 866 234 7727 e 4 Jacuzzi PREMIU M Jacuzzi Premium 14525 Monte Vista Avenue Chino CA 91710 U S A Phone 909 606 1416 Fax 909 393 1583 Website http www jacuzzipremium dealers com Revision C 6 04 2004 Jacuzzi Premium Created in the U S A
4. D View Button C25 rotates the main 4 digit display 180 for the best viewing angle while in or out of the hot tub E Select Button E scrolls display through filter cycle programming features F Cycle Button accesses filter cycle program mode and advances to the next cycle G Mode Button switches between standard and economy modes see section 6 2 page 26 H Display Button 693 displays time of day Initiates time setting and locking functions l Light Button CD controls underwater light illumination as illustrated below Random OFF Red OFF Green OFF Blue Off Teal OFF Violet OFF Orange OFF controls pump 2 as follows press once to turn on high speed a second time to turn off J 385 Pump 2 Button sequence 1st press turns on pump 2 a 2nd press turns on pump 3 a 3rd press turns off pump 2 a 4th press turns off pump 3 K Pump 1 Button gt Controls pump 1 as follows press once for low speed a second time for high speed and a third time to turn off Operation Details e Temperature Adjustment 80 to 104 F 26 to 40 C e Underwater Light Operation the light runs for 1 hour then shuts off for increased bulb life e Jet Buttons Operation the jets run for 20 minutes after activated then turn off automatically to conserve energy Simply press a jet button again to continue operation for an additional 20 minutes 20 5 0 Troubleshooting Using The Control Panel 5 1 Control Panel
5. MODE DISPLAY buttons within 5 seconds of each other Anumber representing the HOUR will display followed by AM or PM 2 Press WARMER or COOLER button within 5 seconds to increase or decrease the HOUR display 3 Press DISPLAY button to advance to MINUTES display 4 Press WARMER or COOLER button within 5 seconds to increase or decrease MIN Program Time UTES display After 5 seconds of keypad inactivity the display will return to normal ey Note With the service jumper JP9 1 installed you would program Hours Minutes Month Day Year and Day Of Week Refer to section 5 7 page 25 under the heading Programming Control Panel With Service Jumper Installed i fig 7 5 6B Programming Filter Cycles Two separate aspects of the filtration cycle can be programmed 1 The time of day at which the cycle begins 2 The duration of the cycle The programming mode is entered as follows fig 7 CYCLE 1 Press the CYCLE button to enter the filter cycle programming mode bi i L The LCD display annunciator reads START TIME in the upper right ar c Mcd corner This means the system is ready to accept changes to the dis Displays shown for example San Lai purposes only actual displays played start time The large 4 digit display shows the currently pro wi Ua grammed start time for filter cycle 1 2 Press WARMER or COOLER to adjust the filter cycle start time in 30 minute increments 3 Press SELECT button to change the dis
6. model number the system you are working on etc Prepare your route so you may complete the maximum number of service calls each day e A map book or a large map of your service area will greatly increase your efficiency Bring all the tools needed to properly perform service calls e Always have your vehicle properly stocked with replacement parts e Have a sump pump available for draining purposes emptying a spa from the drain line takes a lot of your time which we know is extremely valuable Properly prepare for the day s service calls e When reviewing your calls think of every possible component and tool that you may need For example if there is a heating problem or the heater doesn t come on think of all the components that include anything to do with a heat call such as the temperature sensor circulation pump main pump flow or pressure switch filter circuit board heater etc Prepare for the worst possible scenario and plan to be able to satisfy the subsequent problems that may arise Dress appropriately Although this is one job where shorts are acceptable to maintain your cred ibility as a professional leave the half shirts and shirts with derogatory or obscene comments at home Finish your cigarette before speaking with the spa owner and remember no drugs or alcohol Be on time for your appointments If you are going to be late or can t make the appointment call the customer to inform them of what s
7. replace that component If you should need to contact Jacuzzi Premium Technical Support these are questions that will be asked of you It is also a good idea to have the Troubleshooting Data Collection Form see example on page 64 filled out 4l North American 60Hz Installations As of January 1 1994 the National Electrical Code NEC requires a Ground Fault Circuit In terrupter GFCI on all hot tub installations in the US A GFCI must be wired correctly or it will trip Make sure the electrician has wired the GFCI according to the diagrams on page 57 9 7 Hot Tub Light Will Not Come On Diagnostic Tools Voltmeter Suggested Spare Parts Page 62 Control panel circuit board Multi Colored LED light kit Standard Troubleshooting Approach No Plugin spare control No Replace circuit panel Does the board light indicator WU work now cC y Does light indicator come on when light button is U pressed Replace control panel Is there 12 VAC at test points 20 and 212 Multi Colored LED Light Kit Replace circuit board The correct jumper JP19 5 must be installed when using the Multi Color LED Light Kit If the jumper is not installed on the circuit board the Multi Color Light will function on the first button press then may or may Is connection not function for several button presses between circuit Goo thereafter If these symptoms exist the board an
8. 2001 and previous models only e Disconnect the blower and see if the GFCI will hold 2002 models do not have blowers 34 Check the heater first before you check any of the pumps e The heater will be energized if there is a heat call Disconnect both legs first before you try the pumps 35 ls the hot tub equipped with a circulation pump All 2002 models are equipped so e Unplug or disconnect the circulation pump and see if the GFCI will hold 36 If the GFCI still trips disconnect the main two speed pump first then the secondary single speed pump if the hot tub has one 37 Do you notice any water deposits near any of the motors or any other electrical devices Look at the area around the air controls If water is backing up into the control it will leak out possibly onto an electrical component 38 Is the control panel properly sealed as to not allow water to leak down onto the load box 39 Are there any components specifically the pumps heater ozone etc leaking 40 Do you notice any corrosion around any of the components specifically the heater pumps circula tion pump ozone etc 41 What is the amperage draw of the hot tub with everything energized Be specific e Use a clamp on ammeter to determine the amperage draw 42 What is the amperage draw of each individual component Be specific e Again use a clamp on ammeter to determine each components amperage draw e f a component has excessive amperage draw
9. A4 3 Interpreting The Results e Sn3 Message goes away when the test plug is installed and the hot tub is powered up Replace the temperature sensor e Sn1 ICE OH Message goes away when the test plug is installed and the hot tub is powered up Replace the hi limit freeze sensor e FLO Message does not appear when the test plug is used as described in Testing The Flow Switch section A5 below Replace the flow switch If the error message continues after installing the test plug verify the condition of your test plug then replace the circuit board If the actual water temperature and control panel readings are different and installing the test plug produces a 73 F 23 C reading the circuit board is OK Test the temperature and or the hi limit sensor Refer to the resistance chart A12 on page 58 A5 0 Testing The Flow Switch When either a flashing or a solid FLO message appears it means a le EG the flow switch contacts have failed to close when the circulation pump WAS is on or failed to open when the circulation pump is off This could be caused by an obstruction in the flow path a misaligned flow switch or a defective flow switch The first thing to look for is an obvious obstruc tion in the flow switch fitting remembering while not likely that is possible for a small object to work its way into the plumbing where it will not be obvious After verifying no obvious blockage exists the flow switch can be tested a
10. C 26 75 67 9cm H 26 50 67 3cm Top of Acrylic to Lowest D 22 50 57 2cm I 34 00 86 4cm Point in Seat E 26 00 66 0cm Dimensions Specifications Subject to Change Without Notice 15 3 2 Main System Specifications J 365 DIMENSIONS anna 91 x 84 x 38 231cm x 213cm x 9 cm Dry Weight 88 Ibs 402kg Filled Weight 3 991 Ibs 1 810kg Water Capacity Avg Fill 3 4 US gallons 1 416 Liters Electronic Controls Solid State LCD User Interface Displays Temperature Time Cycles and Fingertip Jet Control Offers Customizing of Preprogrammed Filtration Cycles and Water Temperature Setting POUND ian 2 Speed 4 2hp brake 2 5hp continuous PUND Zia 1 Speed 4 2hp brake 2 5hp continuous PUD n N A Circulation Pump Yes Programmable for Daily Start Time and Duration Total PowerPro Jets 30 Maxx PowerPro MX 3 PowerPro LA 5 Mini PowerPro FX 22 Micro PowerPro SX N A Jet Selectors 2 Air Controls sciita Five On Off Pushbutton Type Total Foot Jet Therapy 4 Water Management System Two 60ft Filter Cartridges Filter 1 on 24 Hour Circulation Pump Filter 2 on 2 Speed Pump 1 Ready for optional CD Ozone Generator Built in Ozone Dispersion Chamber Included
11. GFCI Sub Panel Using a 2 Pole GFCI Breaker with 2 Wire Grounded Connection 3 Wires to Hot Tub 2 Hot 1 Ground Hot Tub Load Box Main Panel GFCI Sub Panel Red Hot Black Hot 2 Pole GFCI Breaker 0600000 0000000 White Neutral Green Ground cs cece ae No Load Neutral Wire Pigtail GFCI Sub Panel commonly Neutral Bus used when recommended GFCI Ground Note service disconnect not does not install in Main Panel shown in this diagram Ki A12 0 Temperature Hi Limit Sensor Resistance Chart Fahrenheit F Celcius C A13 0 Transformer Test To Test The Transformer 1 Leave the transformer primary J3 and the secondary J4 connectors plugged into the circuit board 2 Set your voltmeter to the highest VAC range 3 Place voltmeter probes into the backside wire side of the J3 or J4 connector and test as follows Main Power Transformer Primary Secondary Voltages Transformer Primary Wire End View Connector J3 Voltage E C Black to Red 240 VAC C Black Red Connector J4 Voltage Transformer Secondary Wire End View Blue 1 to Blue 2 8 to 10 VAC Yellow 1 to Yellow 2 12 to 14 VAC Blue 1 to Yellow 1 lt 15 VAC Blue 1 to Yellow 2 lt 15 VAC Blue 2 to Yellow 1 lt 15 VAC Blue 2 to Yellow 2 lt 15 VAC Voltage at these test points Is acceptable A14 0 Flow Switch Illustration The flow switch has a clear housing for visual inspection It also has a potted cable
12. N Standard Troubleshooting Approach Program filter cycle and Is filter cycle start time and duration programmed properly No inform customer that gt problem was caused by improper programming If hot tub has an ozonator Start filter cycle by disconnect and restart programming Time of Day filter cycle Remember if to match start time Refer you shut off power the Replace circuit board to section 5 6A page 24 circ pump will not resume then press DISPLAY operation until its start Does cycle start and stay time Does cycle start and on stay on Yes Replace ozonator Check other filter cycles If some filter cycles work the same way Do all the and others don t replace filter cycles start and stay circuit board on Note you are not expected to monitor the hot tub for the duration of each filter cycle Verify each filter cycle starts and stays on for a reasonable amount of time then cancel cycle by turning hot tub power on and off Use this method to check each cycle 37 If all cycles work explain hot tub operation to customer 9 6 House Breaker Trips The hot tub s current draw will vary depending on how it s circuit board is jumpered Jumper options determine whether multiple functions can operate together If the house breaker trips check the hot tub s current draw If the jumpers are properly set and the current draw is within expected limits the house breaker o
13. Optional AM FM CD Stereo Receiver with Dual Pop Up Speakers I2 Jet Selector Air Control Operation Diagram Jet Selector 2 Air Control 1 Air Control 2 Directs Jet Pump 2 Opens Closes Opens Closes Output Between Air Inlet to Jet Air Inlet to Jet Jet Groups C or D Group D Group B Air Control 5 Air Control 4 Air Control 3 Jet Selector 1 Opens Closes Opens Closes Opens Closes Directs Jet Pump 1 Air Inlet to Jet Air Inlet to Jet Air Inlet to Jet Output Between Group C Group E Group A Jet Groups A or B Foot And Side Wall Jets E Powered by Jet Pump 3 Seat Depths A 27 00 68 6cm F 17 50 44 5cm Listed Dimensions B 23 00 58 4cm G 27 50 69 9cm Represent Distance from C 28 50 72 4cm H 27 00 68 6cm Top of Acrylic to Lowest D 22 75 57 8cm I 33 50 85 1cm Point in Seat E 26 50 67 3cm Dimensions Specifications Subject to Change Without Notice Dimensions Specifications are Subject to Change Without Notice lg 3 1 Main System Specifications J 375 Dimensions NNN ENNEN ENN Dry Weight Filled Weight Water Capacity Avg Fill Electronic Controls 91 x 91 x 38 231cm x 231cm x 97cm 960 Ibs 436kg 4 936 Ibs 2 239kg 480 US gallons 1 817 Liters Solid State LCD User Interface Displays Temperature Time Cycles and Fingertip Jet Contro
14. are apparent Current draw is proof that heater element is working Make sure customer knows Make sure circulation pump is moving water through the heater and heater is not running dry Call technical support if condition persists Circuit Board Illustrations A 2002 Protech LCD Pages 55 and 56 how to use control panel and heater Ask about any possible error messages Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex treme Caution While Servicing Circuit Board 9 2B No Heat Or Not Enough Heat CLD e Symptoms the circulation pump is not turning the panel heat indicator is not lit the panel reads solid FLO Error Condition the pump is off the flow switch is closed Standard Troubleshooting Approach Turn power off Remove sensor harness connector J6 fig 18 Then choose one of two testing methods below A Install test plug if available or B Remove flow wires from sensor harness See section A15 page 60 Reinstall sensor harness without flow Wires Remove flow switch wires from sensor harness connector J6 Refer to section A15 page 60 for proper wire removal installation techniques No Replace Circuit Board Flow switch Wires Turn power on Does hot tub reactivate Reinstall flow switch wires back into sensor harness Check flow switch for intermitent operation or faulty wire con
15. cause nuisance tripping 4 When does it trip At the start of a filtration cycle etc be specific e They need to provide you with this information Have them takes notes on when the hot tub trips How often does it trip Be specific Intermittent tripping of the GFCI is very hard to pinpoint if you can t get specific information 5 What size is the GFCI 30 40 on J 385 50 or 60 Amp 6 What size is the wiring 8 10 gauge for 30 40 Amp 8 6 gauge for 50 Amp 6 gauge for 60 Amp All wiring must be done to Local and NEC code 7 What kind of wire are they using copper or aluminum e Aluminum wire is not recommended 38 8 Is the GFCI utilized at the main panel Verify how it is hooked up e f you are not licensed to properly change the wiring show the customer how it should be hooked up and have them call the electrician Improper installation is not a warranty call which once corrected may involve you coming back to replace a component If there is a problem with the electrician understanding the correct hook up of the hot tub have the electrician contact Jacuzzi Premium Technical Support 9 Is the GFCI and wiring dedicated only to the hot tub 10 Are there any other devices hooked up to the hot tub a light extra outlet etc 11 How long is the run from the main panel to the hot tub e Longer runs require a wire size compatible to that length of the run 12 Is there a disconnect or sub panel in the run 13 How is th
16. many times are you called back to fix the same problem on the same hot tub 3 Parts Usage Except in rare circumstances only one part fails How many parts do you replace before you find the bad one The Jacuzzi Premium STA Manual has been designed to help you control the overall cost of service by focusing on the three important aspects of your job outlined above The STA will help you fix your customer s hot tub quickly fix it well and use fewer parts 1 2 How To Use The STA The STA was developed by the Jacuzzi Premium Technical Support Department and is designed to be the communications link between you and your customers If you call for help on any symptom covered in this book you will be told to do what the STA recommends there fore you will save time by calling technical support after you have CN done what the STA tells you to do 1 3 Professional Customer Service Doing your job in a way that keeps cost of service low and profit margin high also creates customer satisfaction That s being a professional 1 4 Responding To An Incoming Service Call 1 Phone personnel Which staff member s takes the initial call This person is responsible for han dling the call writing up and making sure that the service technician receives all the information the same day 2 Determine the customer complaint e Determine whether this is a service call or a maintenance issue that can be handled over the pho
17. not turn on replace the deck If the deck does turn on but is malfunctioning replace the deck fe i ANTENNA MAIN LOAD BOX TERMINAL BLOCK TB1 TC SUPPLY Testing the Wireless Remote Control Purchased Separately Power up the spa Point the wireless remote at the speakers and try to activate the stereo Do the infra red IR LED s lights on the speakers flicker If so proceed to step 3 if not try another wireless remote The first remote may be defective or have a dead battery Unplug the IR Remote Interface from the stereo deck and try to activate the stereo system Does it work If so replace the module if not replace the stereo deck GJ A18 0 Suggested Spare Parts ProTech LCD Circuit Boards e 6600 092 J 375 J 365 J 355 e 6600 093 Export J 375 J 365 J 355 e 6600 101 J 385 Only 6600 102 Export J 385 Only Control Panels e 2600 303 Main Control Panel All Models e 2600 304 Remote Control Panel 50 60Hz e 2600 305 All Export Main Control Panel Filter Cartridges e 6540 476 60 sq ft All Models Flow Switch e 6560 860 All Models Fuses e 6660 105 30A Main Power All Models e 6660 112 1 25A Transformer Primary e 6760 119 4A Transformer Secondary e 6000 520 20A Pump 2 J 385 Only e 2000 081 10A Stereo e 6660 106 20A Export Main Power All Models Heater Assembly e 6500 403 5 5kW Tube Heater e 6500 401 Export 2 7kW Tube Heater Hi Limit Sensor e
18. out OK and the trouble log gives you no indication of what went wrong reset the Trouble Log to present see section 1 8 page 10 and tell the customer to call you if the Watchdog happens again Note A poor connection between the T1 transformer secondary connector J4 and the circuit board may cause and intermittent Watchdog error A8 0 Understanding Ozone Oxygen is an element and like other elements normally exists as a pair of atoms bonded together to make a whole molecule Chemists therefore use the symbol O to speak of oxygen molecules rather than oxy gen atoms In the presence of an electric discharge like lightning or a strong source of ultraviolet light three molecules of O combine to form two molecules of O known as ozone While oxygen has no smell ozone has a very pronounced smell in large concentrations In small quantities it causes the pleasant fresh air smell that laundry has when dried on an outdoor clothesline Some clothing dryer manufacturers have installed an ul traviolet lamp inside their machines to give clothes that fresh as all outdoors smell Jacuzzi Premium uses a high quality Corona Discharge to generate ozone which is introduced into the hot tub water The technician must understand three things about ozone 1 Ozone O breaks down quickly into plain oxygen O 2 Ozone kills germs 3 Ozone is a strong oxidizer Because ozone breaks down quickly into oxygen O the hot tub would have to
19. ran an ee ee nee 28 Chapter Page 5 19 Unlocking the Filer CY CIES air 28 7 0 Understanding Circuit Board Pin Assignments ii 28 GA BPO SUMS FUN CIOS sense ee 28 1 2 PTS Jumper uci EE 29 To APZ0JUMPEFRFUNCHO EET T TTL 29 8 0 Protech LCD ProClear System Logic ii 29 9 0 Troubleshooting Without the Control Panel eere eee eee 30 9 1 Approaching Ine Hot Tub First StepS E 30 9 2 No Heat or Not Enough Heat Diagrams 0 28 02 2EI iii 30 9 3 MEMMEN AGANG BEE 36 94 MEE lege te Ren EIU T Umm 36 9 5 Hol Tub Doesnt Come On for a Filter Cycle E 37 9 5 MOUSE BICaker TIDS erreia RETAIL Eee 38 Oe OL TUB Light WILNO COME EE 42 SO E e EE 43 99 NEAR Or SUNG EIS E 44 9 10 Pump Runs and Quis During Jets MOOS sorsi iO annienta 45 9 11 Circulation PUMD NOLWOIKNG ee ee ren 46 9 12 Troubleshooting a Thermal Pump Cutout unsern een 47 9 13 Pump H ms and vv INOESEOE E 47 9 14 OZONE NOLWOKINO Eee T re ese ein 48 A ADPENOD ninna iaia ra a e 49 AT Checking Voltage to the Hot TUD sen ee ee ee vi 50 A2 0 Checking Voltage to the COMPDORENIS a titan oa dea aa aeos ai ne 50 A3 0 Checking Current Consumption of the Components 51 PAO MENS 4 2 PRO EAT 51 PAA When IO USE NE lest RIU een re 51 PAZ MOW O USe tne Test Plug EE 51 PAS INIELDFEUNG Me E 52 A30 Tes ingihe FOW elle E 52 AON EELER 53 A The Watchdog RR 54 AS0 Understandi
20. relay is physically burnt at the connections replace the circuit board 3 Check the flow switch for proper and consistent mechanical operation Observe the mechanical operation of the flow switch Refer to section A5 page 52 4 Clean the connections where the panel plugs into the circuit board 5 Ifall of the above items check out ask the customer if the Sn3 error ever displayed If the Sn3 error message has displayed replace the temperature sensor 6 Tell the customer what you have done that you are not sure the problem has been fixed and that you want to be called back immediately if the problem returns Explain what you will do if the prob lem returns Check back with the customer in a few days if you haven t been contacted 7 If the customer calls back then call Jacuzzi Premium Technical Support 9 4 Nothing Works Things to remember when a system fails there is probably only one and only one problem Verify power to the hot tub by testing across the main TB1 terminal block with a voltmeter for 240 VAC Check for error messages Displayed error messages usually indicate the problem d i MMVV YW WA Diagnostic Tools Voltmeter and test plug Suggested Spare Parts Page 62 Fuses control panel circuit board Nothing Works Panel Indicators Lit 1 Check the interlock jumper in the sensor harness connector J6 Refer to section A15 page 60 2 Plug in a spare control panel If it works replace the panel 3 Remove
21. respond Is voltage present at the heater outputs Test points 2 and 4 Diagrams on pages 55 and Is voltage present at heater No Replace or reconnect wires input Test points D and 7 between heater input and TB1 main power terminal block Diagram on pages 55 and 56 Yes Replace circuit board Remove power to hot tub Access the heater s thermal switch Set voltage meter to Is voltage present at heater 500 1000 VAC range heater element element Test points 16 and 17 Diagram on pages 55 Reapply power Test thermal and 56 switch by connecting voltage Thermal Switch Thermal Switch meter across the terminals Bad Voltage Good No voltage with a heat call present see fig 17 If 240 VAC exists the switch is bad or heater is Is there current draw from the too hot If no voltage exists heater element The heater the switch is good Does the element draws 20 6 25 2 switch test Bad Open Amps 22 9 Amps nominal when operating correctly Replace or reconnect wires between heater output and Check heater element for current draw with a clamp on ammeter around one of the Remove switch from heater heater element wires and test for continuity Replace switch if it tests bad Ae Switch will open If heater has overheated Visually inspect heater tube for Replace heater signs of discoloring or deformation Replace heater assembly if visible Yes signs of damage
22. run 24 hours a day with the ozone generator operating to insure constant disinfecting Even then a residual sanitizer must be used There are two choices chlorine or bromine While chlorine is oxidized by ozone just as quickly as bromine the resulting bromine compounds are a much better disinfectant than the resulting chlorine compounds Therefore ozone and bromine team up much better to do the overall job than ozone and chlorine 54 A9 0 2004 ProTech LCD Circuit Board Illustration 240 VAC 3 Wire Connection All 2004 US Canada 60Hz Models XINO SYIOLONANOD HdddOO Ad P9M NAD ONN 9 NIN 3SN ZH 09 3SVHd L OWA OZ J eh P Lgl jeuondo JO EUOZO dI CM LM Naeh ASZL N S PEU MF E 24 Y Bi N 1 ac S g 0000 CH AOSC MN D vf I 6df mg mi To VSCL 7 z e CH J ET OWA DES MA S S O 773 CH d T 8H E G d51VsH cO m nt O LO lt ae i 6Ldl m aT xt co 1 1 4 x Ocd ay SP S s x E ES Pd T A LL M Se Ee co YSWYOASNVaL s SL e gt ha SR GAL 1HOh vds N Os gt ENOTES Oo L x N Na s HOSN3S dei H Arewud JeuuoisugI 0 9JIM POY Y T Hi IYNIVYIANIL u3diwnr E H E i EN be x ewid JOWUOJSULI 0 9JIM yOR G Mg Lu O x EL jepuooes JeuloJSUeJ WOJ 9 M MOJI A A o dHOSNS 323344 LINI IH D Z 0 Kjepuooes JHW IOJSUEN WO 9JIM anjg g 3NVd DO TOYLNOD WALSAS O Q E O G MO e e 2D A10 0 2004
23. turn off after approximately 1 hour If at this time you desire more light operation simply turn the light back on Random OFF Red OFF Green OFF 6 5 Locking The Control Panel To enable the lock panel function press DISPLAY MODE and WARMER buttons within 3 seconds of each other A padlock symbol appears on the upper left corner of the display then the display returns to the current water temperature LOCKED Note When the control panel is locked the panel is unable to accept any function ex cept A viewing settings B changing modes from standard or economy C setting the time of day or D accepting the unlock control panel sequence below Locking the control panel also disables the abil ity to activate the temperature lock or filter lock options If either temperature lock or filter lock function is executed first followed by the lock panel sequence the lock panel sequence overrides the previously set temperature lock or filter lock condition Only one unlock panel sequence is required to unlock all panel functions and or previously overridden filter lock or temperature lock conditions 6 6 Unlocking The Control Panel To enable the unlock control panel function press DISPLAY MODE and COOLER but 4 tons within 3 seconds of each other The padlock symbol will disappear from the upper left display corner when disabled 6 7 Locking The Temperature Setting To enable the temperature lock function 1 Press WARMER or COOLER
24. 4 5 4 Visually inspect the flow switch for debris interference or damage If debris is present remove the debris then reinstall the flow switch with the arrow pointing towards the return fitting outlet Test the system If the switch is damaged replace the switch and retest the system If the condition corrects skip step 5 5 Remove the flow switch connector pins from the sensor harness connector fig 29 page 53 Test the switch operation with an ohmmeter set to 1000 2000 range for continuity across the switch terminals Measure resistance across the switch terminals for infinite resistance with the magnet arm not touching the switch body fig 30 page 53 and for continuity 0 Q with the magnet arm touching the magnet body fig 30 page 53 If the flow switch tests OK check the switch wiring har ness If the harness tests OK replace the circuit board 22 fig 28 Arrows vr Arrows not aligned aligned ra Incorrect Correct Orientation Orientation Remove flow switch wires from sensor harness connector J6 Refer to section A15 page 60 for proper wire removal installation techniques fig 30 Infinite o Continuity 0 o Pump OFF Pump ON A6 0 About Fuses When current passes through a conductor the conductor heats up If the conductor is a heavy piece of wire or a strip of metal it will pass large currents and generate very little heat If a wire is fine or a strip of metal is thin it will hea
25. 4 hours FILTER 4 Press DISPLAY button once to save changes and recall uu the standard water temperature display If no buttons are pressed within 30 seconds after performing step 3 changes are stored in memory and the standard water Ord Bu temperature display is recalled automatically IL 7100 stanparp STANDARD Displays shown for example purposes only actual displays will vary 5 6D Locking The Filter Cycles You may keep the filter cycle program from being accidentally altered by electronically locking it To accomplish this press the CYCLE button then within 30 seconds press DISPLAY MODE and the WARMER buttons within 5 seconds of each other A padlock symbol appears on the upper left hand corner of the display In this state the status of the programmed cycle may be checked but not altered LOCKED 5 7 Programming Control Panel With Service Jumper Installed fig 13 Signaturing the Circuit Board Ma In addition to programming the TIME OF DAY and FILTER CYCLES 2 BH page 24 four additional parameters can be programmed with the ser i UM vice jumper JP9 1 installed fig 13 MONTH DAY YEAR and DAY o OF WEEK These parameters are programmed immediately following s aD the MINUTES in the setup menu 1 a To program MONTH DAY Year and DAY OF WEEK fig 14 next page TTT el L 25 1 Press DISPLAY MODE and DISPLAY buttons within 5 seconds of each other A number repre senting th
26. 6600 128 Box End Connectors All Models Mazzei Kit e 6472 486 Includes Hose Clamps All Models Multi Colored Light Kits e 6560 420 Underwater Light All Models e 6560 422 Waterfall Light All Models Mfg After 4 29 02 Owner s Manual e 6530 224 All Domestic and Export Models Ozone Generator e 6472 685 240 VAC 60Hz All Models e 6472 685E Export 230 VAC 50Hz All Models Main Jet Pumps e 6500 254 Pump 1 J 365 J 355 e 6500 261 Pump 1 J 385 J 375 e 6500 263 Pump 2 J 365 e 6500 307 Pump 2 J 385 J 375 J 355 e 6500 269 Pump 3 J 385 e 6500 299 Pump 1 All Export Models 6500 124 Pump 2 Export J 385 J 375 J 355 e 6500 239 Pump 2 Export J 365 e 6500 240 Pump 3 Export J 385 Circulation Pump e 6500 035 All Models e 6500 023 Export All Models Temperature Sensor e 6600 105 Box End Connectors All Models Transformer e 6560 274 240 VAC All Models e 6660 039 Export 230 VAC All Models Note You must reuse the old plugs when ever replacing any transformer A new replacement transformer will not come in with any plugs A19 0 Glossary Of Terms Circuit Board Control Panel Ammeter Eprom Flow Switch Hi Limit Sensor Jumper Ohmmeter Ozonator ProClear Pin Assignments Sensor Harness Summer Logic Temp Sensor Test Plug Transformer Trouble Log Voltage Meter Printed circuit board assembly that distributes voltage t
27. C and require three wires for operation fig 25 RED Verify Proper Hot Tub Wiring As Follows e Hot to Hot measure across test points 18 and 19 for 240 VAC e Hot to Ground measure across test points 18 and 40 for 120 VAC Power In then across test points 19 and 40 for 120 VAC 240 VAC 3 Wire Power Connections Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex Refer to pages 55 and 56 for the circuit board illustrations treme Caution While Servicing Circuit Board A2 0 Checking Voltage To Components Refer to pages 55 and 56 for the circuit board s test point locations Voltages going to components are often measured at the circuit board to determine whether the circuit board or the component is bad If the circuit board delivers voltage when the component operation is called the circuit board is probably good and the problem lies with the component or the wiring to the component This voltage chart shows operating voltages for all major hot tub components Voltage is considered good if within 10 of the listed value Component Pump 1 Low Speed Pump 1 High Speed Pump 2 High Speed Pump 2 J 385 High Speed Pump 3 J 385 High Speed Circulation Pump 5 5kW Tube Heater Ozone Generator A3 0 Checking Current Consumption Of Components This table lists current draw for most major hot tub components Component Current Ratings Model Pump 1 Low Speed Pump 1 High Speed Pump2 Pum
28. Displays fig 1 Complete operating instructions for the control panel can be found in the user s manual The following de scriptions explain changes that result from installing 7 the service jumper JP9 1 on the circuit board fig 1 13 This jumper and the changes it causes are not men f tioned in the user s manual ONUWE 0 d ee ES Gs ee eo ws ee 5 ee oe 9 0 0 1 ES 13 e LCE The hot tub s control system constantly monitors the hot tub the line voltage and the temperature sensors for proper operation When anything goes wrong the control panel displays a message for the user which may result in a service call Upon arriving at the own ers spa the technician can install the service jumper JP9 1 on the circuit board and display information about line voltage and operating temperatures 5 2 Control Panel Default Display The default display with or without the service jumper installed shows the actual water temperature Pressing either E or once will display the set temperature While the water temperature setpoint is displayed pressing either or within 3 seconds will cause the set temperature to increase or decrease by 1 for each press Three seconds after the desired temperature is set the display defaults back to show the actual water temperature fig 2 5 3 Control Panel Status And Error Messages N P The jet indicators will display in
29. ESD What Is It What Does It Do Static electricity is always being generated around us even at those times when we no longer get zapped after walking across a rug and touching something Like all state of the art circuit boards the hot tub s circuit board can be dam aged by unnoticed static electricity Damaged is the key word Sometimes a board which has been subjected to ESD will fail immediately upon being put back into service Usually a board will operate for a few days or months then fail e If the hot tub runs only a few days the customer thinks you provided poor service e f the hot tub runs only a few months the customer thinks the circuit board was a low quality product e The customer loses use of the hot tub You lose money because you must go back to make it right Jacuzzi Premium loses its reputation for quality 2 2 Avoiding ESD Damage We can t prevent static charges from building up within us as we go about our jobs so we must do three things to protect circuit boards from getting zapped 1 Never transport or ship circuit boards good boards or bad boards ex cept in the static protective bags 2 Never remove the board from the static protective bag unless you are ready to install it in the hot tub En Em En 3 After removing the bad board from the hot tub A lay it on the ground B INNI remove the replacement board from the static protective bag C lay the replacement board on the ground D pl
30. J 355 EE 18 40 Main Control Panel Functions uec adora iciou neonato es uu Dx deed EEN 20 5 0 Troubleshooting Using The Control Panel eee ENER E 21 5 1 Control Panel Il 21 5 2 Control Panel Default Display siria retin renga 21 5 3 Control Panel Status And Error Messages i 21 5 4 Control Panel Displays Without Service Jumper Installed 23 5 5 Control Panel Displays With Service Jumper Installed Trouble Log 23 5 6 Programming Control Panel Without Service Jumper Installed Sections 5 6a 5 6g 24 5 6A Programming The Time Of Day i 24 5 6B Programming Filter CY geg 24 5 6C Programming The Circulation Pump iii 25 5 6D Locking The ee gt e i 25 5 7 Programming Control Panel With Service Jumper Installed 220 25 6 0 Additional Control Panel Functions iii 26 6 1 Temperature Setting E 26 6 2 Selecting Standard Economy Modes ii 26 6 3 Selecting Jets Speed BE 26 6 4 Multi Colored LED Light Operation 0000 0nnn nano nano nnno nenn nenne nnnnnnne nnn 27 S Locking The Control Panel E 27 6 6 Unlocking The Control Panel nenn nenn nenne nnne nennen nnns 27 6 7 Locking The Temperature Setting nano nnnonnnn nenn anne nano nano nenn nnnnnnnnennn 27 6 8 Unlocking The Temperature Setting e 27 6 9 Locking The Filter Cycles
31. J 385 ProTech LCD Circuit Board Illustration 240 VAC 3 Wire Connection All 2004 US Canada 60Hz Models Board Type Pro Tech LCD 3 Pump 6600 101 e Campatible Models 2004 J 385 AINO SYOLONONOD M3ddOO VIA Gay NYO A WW OL DMV 9 NIN SSN ZH09 ASVHd c diNnd YOt VOS V09 OWA Oz 3ndu amod HJ p A jddns 190g euondo Aejay z e O3Y91S 9 JejeeH OL tn kK gt O LO N P CH N jeuoydo UT UGO ek oo uoneJedo paJisapun g mc g mi osneo ew ey eoueJouoajul d WY Y Bulpnjoul paAleo9J eouoJaj9 ul x S LG Woly MA GG Aue 1do2oe snw eoi ep SIU e 6df 431V3H eouaJep9 ul m njuuJeu esneo jou Aew ae SIU RE suonipuoo OM BUIMOTIOJ au GC J OZdf set 0 j1oe qns si uoneJjedQo Som 994 BU Jo GL ped uj seriduuoo oeorlAep SIUL Wan cin LL L 10 UIINYOISNVUL Lr gr gn osa EIER Se Gal IHomvwdas N 9 YOSNIS O IUNIVHIANIL GERT a MOOTYHALNI 95 HOSN3S 323394 LINIT IH joued U ims mod joued UIEN BIGUIS S 26 A11 0 Load Box Connection Diagrams A B O 2 Pole Circuit Breaker with 2 Wire Grounded Load Connection 3 Wires to Hot Tub 2 Hot 1 Ground 240 VAC 120 VAC Hot Tub Load Box White Red 2 Pole GFCI Breaker Main Service Panel with GFCI No Load Neutral Wire Pigtail Neutral Bus Note service disconnect not Ground shown in this diagram Main Panel with Secondary
32. Jacuzzi S T A Manual 2004 Jacuzzi Premium Protech LCD Model Hot Tubs J 355 J 365 J 375 J 385 The following symbol is placed throughout this manual for your protection Always use extreme caution whenever performing repairs to electrical control system components of any kind Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex treme Caution While Servicing Circuit Board Table of Contents Chapter Page 1 0 Standard Troubleshooting Approach S T A ii 5 1 1 WhyA Standard Troubleshooting Approach onen nenn nenn nnnnennnenennn 5 1 2 HOW oO USE The STAs en ante een En ee odia 5 1 3 Profesional Customer Service iii 5 1 4 Responding To An Incoming Service Call 5 1 5 Preparing For A Service Call E 8 1 6 Before Calling Technical Gupport ii 9 1 7 Before Leaving The Customer iii 9 to NC ITOUDICEOT WE 10 1 9 Satisfying The Customer sans ee ee nenne engen ee 10 20 Electro Static Discharge ES D un nee 11 2 1 ESD What Is It What Does lt DO eegen 11 PME elei PIS T e arr 11 2 3 What About Wrist Straps And Special Mats i 11 2 4 Must Wrist Straps And Mats Be Used When Replacing A Circuit Board 11 3 0 Main System Specifications J 385 ii 12 3 1 Main System Specifications J 375 EE 14 3 2 Main System Specifications J 365 iii 16 3 3 Mali System Specifications
33. Jet Group D Group A La cm ef LIBET Pia a ummummu Jet Selector 2 Directs Jet Pump 2 Output Between Jet Groups C or E Air Control 4 Air Control 5 Jet Selector 1 Opens Closes Opens Closes Directs Jet Pump 1 Air Inlet to All Air Inlet to All Output Between Jet Seat Jets C Seat Jets E Groups A or B Note Footwell Jets D are always on when Pump 2 is activated Seat Depths A 25 00 63 5cm F 19 25 48 9cm Listed Dimensions B 23 25 59 1cm G 26 50 67 3cm Represent Distance from C 28 00 71 1cm H 25 25 64 1cm Top of Acrylic to Lowest D 22 50 57 2cm I 33 50 85 1cm Point in Seat E 27 00 68 6cm Dimensions Specifications Subject to Change Without Notice y 3 3 Main System Specifications J 355 Dimensions ritiri 91 x 84 x 38 231cm x 213cm x 9 cm Dry Weight 882 Ibs 400kg Filled Weight 3 895 Ibs 1 767 kg Water Capacity Avg Fill 363 US gallons 1 374 Liters Electronic Controls Solid State LCD User Interface Displays Temperature Time Cycles and Fingertip Jet Control Offers Customizing of Preprogrammed Filtration Cycles and Water Temperature Setting POUND Irina 2 Speed 4 2hp brake 2 5hp continuous PUND cc eee antes 1 Speed 4 2hp brake 2 5hp continuous PUD n N A Circulation Pump Yes Programmable for Daily
34. See section A16 0 page Sencar on Does indicator work 60 now ves Replace the circuit board Test the temperature Replace control panel 35 9 3 Intermittent Heating As with all intermittent problems routine measurements and LCD display indications are not trustwor thy The following procedure will eliminate the most probable causes It is important to explain to the customer how difficult intermittent problems are to locate You will be do ing a series of tests to eliminate the problem Ask the customer to be patient and please cooperate by calling you back to inform you of the hot tub s status until the problem is corrected It might be a good idea to review this STA with the customer It may help he or she understand why it might take several callbacks to effect a repair Suspects circuit board temperature sensor control panel wiring connections and partial water flow obstructions Diagnostic Tools Voltmeter and test plug Suggested Spare Parts Page 62 Heater circuit board temperature sensor flow switch control panel Standard Troubleshooting Approach 1 Check the crimped wire connections to the heater If burned replace the heater wires Verify that the heater connections are good on the circuit board 2 Check the connections labeled heater out on the circuit board test points 2 and 4 Refer to pages 55 and 56 for the circuit board layout If possible clean and renew the connections If a
35. Start Time and Duration Total PowerPro Jets 27 Maxx PowerPro MX 5 PowerPro LA 3 Mini PowerPro FX 19 Micro PowerPro SX N A Jet Selectors 2 Air Controls Four On Off Pushbutton Type Total Foot Jet Therapy 2 Water Management System Two 60ft Filter Cartridges Filter 1 on 24 Hour Circulation Pump Filter 2 on 2 Speed Pump 1 Ready for optional CD Ozone Generator Built in Ozone Dispersion Chamber Included in Spa Lighting MM One Underwater LED ProLite with 7 Color Modes Colored Waterfall Cabinet E Redwood Cedar with No Stain Optional UV Resistant Synthetic Plastic Cabinet with Embossed Red or Gray Wood Grain Acrylic ee EE Textured Bluegrass Jade Marine Onyx Sahara or Sand Marbled Emerald Platinum or Sapphire Solid Azure or Silver Headrests 3 Waterfall PR ETRE ESSE One with Independent Flow Rate On Off Adjustment Powered by Pump 1 Electrical Requirements North American 60Hz Models 240 VAC 30A 50A or 60A Export 50Hz Models 230 240 VAC 35A or 40A or suitably rated circuit breaker to comply with local electrical codes Certain countries may require dual power inputs two breakers are required for this configuration Warranty North American 60Hz Models 10 Years Shel
36. ace the bad board in the bag from which you removed the replacement board E return bad board s to Jacuzzi Premium in undamaged sealed static protec tive bags 2 3 What About Wrist Straps And Special Mats The purpose of these devices is to keep the technician the work surface and the circuit board at the same electrical potential and drain into ground any static charges which might build up Proper use of the wrist strap and special mat guarantees maximum protection against ESD damage D to nd 2 4 Must Wrist Straps And Mats Be Used When Replacing A Circuit Board No if you keep the spare board in the protective bag during transport and you observe a few simple techniques during replacement The possibility of ESD damage to the circuit board during replacement will be minimal because of the hot tub s design and the way you normally work on it Touching the ground lug will drain all built up static charges from your body much like a wrist strap would Laying the bad board on the ground will tend to keep it neutral Touching a finger to the grounding lug immediately before removing the good board from the bag will drain charges built up by the rustling of your clothes Laying the good board on the ground after removing it from the bag will tend to keep it neutral Another quick touch of the grounding lug before picking up the bad board will drain built up charges Slipping the bad board into the protec tive bag will allow it to
37. ad hi limit or temperature sensor On rare occasions a control panel or a bad transformer will cause Watchdog Confirm this by using a test panel and testing the trans former connections on the circuit board Refer to the circuit board illustrations on pages 55 and 56 1 Turn off power to the hot tub 2 Install the service jumper JP9 1 Refer to section 7 1 page 28 3 Unplug sensor harness and install the test plug Refer to section A4 2 page 57 4 Turn on power to the hot tub If the heater is not overly hot to the touch and the Watchdog posts an immediate dashed line error the circuit board is probably bad Check the control panel transformer connections and the second mini fuse F 1 before changing the circuit board Refer to the circuit board illustrations on pages 55 and 56 5 If there is not a Watchdog indication see what the Trouble Log section 5 5 page 23 tells you re garding possible high voltage Also check the hi limit reading to see if the temperature in the heater has reached 118 F 48 C If the heater got too hot check for flow restrictions or malfunctioning circulation pump and correct the problem 6 The hot tub turning on after installing the test plug indicates a possible problem with the hi limit sen sor or temperature sensor Check the resistance value of each component with the chart on page 54 Replace the sensor that doesn t match the chart f If you cannot produce the Watchdog error the sensors check
38. and no backlight on LCD Hot tub deactivated Problem detected which can cause damage to components This is called the WATCHDOG See section A4 1 page 51 Faulty communications between the control panel and the circuit board Broken cable or con nector not properly plugged into the circuit board This is usually corrected by reconnecting the cable or connector Erroneous error code When this happens call Technical Service Note displayed error mes sage may vary E followed by three digits The temperature of the water is 20 F 11 C below the set temperature All pumps and the heater will come on and stay on until the water temperature rises to within 15 F 8 C of the set temperature The test plug has been left installed for longer than 15 minutes this will deactivate the heater 22 5 4 Control Panel Displays Without Service Jumper Installed fig 3 1 Default Display Actual water temperature 2 Press DISPLAY 6 once Time of Day 5 5 Control Panel Displays With Service Jumper Installed Trouble Log For personal safety and to avoid any possibilty of confusing the control panel logic turn off power to the hot tub before installing the service jumper fig 4 To scroll through the Trouble Log press the DISPLAY button as follows 1 Default Actual water temperature same as without service jumper 2 Press DISPLAY once Time of day same as without service jumper Note Subsequent pressing of th
39. be transported safely Another quick touch of the grounding lug before picking up the good board will again drain any charges built up In the process of installing the replacement board you and the board will be grounded to the load box or grounding lug draining off charges you may build up during installation ll 3 0 Main System Specifications J 385 DIMENSIONS mu 94 x 94 x 38 239cm x 239cm x 9 cm Dry Weight 1 042 Ibs 473kg Filled Weight 5 607 Ibs 2 581kg Water Capacity Avg Fill 550 US gallons 2 120 Liters Electronic Controls Solid State LCD User Interface Displays Temperature Time Cycles and Fingertip Jet Control Offers Customizing of Preprogrammed Filtration Cycles and Water Temperature Setting Also Includes 1 Remote Control Panel for Secondary Jet Control PUD are 2 Speed 4 2hp brake 2 5hp continuous PUND Nr 1 Speed 4 2hp brake 2 5hp continuous Pump 3 ann eere nn 1 Speed 3 5hp brake 2 0hp continuous Circulation Pump Programmable for Daily Start Time and Duration Total PowerPro Jets 43 Maxx PowerPro MX T PowerPro LX 7 Dimensions Specifications are Subject to Change Without Notice Mini PowerPro FX 27 Micro PowerPro SX 2 Jet Selectors
40. button while the current water temperature is displayed The SET TEMP indicator appears indicating the mode is enabled 2 Press DISPLAY MODE and WARMER buttons within 3 seconds to enable the temperature lock sequence The Locked padlock symbol appears on the upper left display corner then the display returns to the current water temperature 6 8 Unlocking The Temperature Setting To disable the temperature lock function simply press DISPLAY MODE and COOLER buttons within 3 seconds of each other The padlock symbol will disappear from the upper left display corner when disabled 2y 6 9 Locking The Filter Cycles You can prevent the filter cycle program from being accidentally altered by electronically locking it To lock the filter cycle program Press CYCLE button then within 30 seconds Press DISPLAY MODE and WARMER buttons within 3 seconds of each other The Locked pad lock symbol appears on the upper left corner of the LCD display then the display returns to the current water temperature In this state the status of the filter cycle program may be checked but 1 2 not altered 6 10 Unlocking The Filter Cycles To unlock the filter cycle program simply press DISPLAY MODE and COOLER buttons within 3 seconds of each other The padlock symbol will disappear from the upper left display corner when disabled 7 0 Understanding Circuit Board Pin Assignments 7 1 JP9 Jumper Functions fig 15 1 11 Pos
41. d Grain Textured Bluegrass Jade Marine Onyx Sahara or Sand Marbled Emerald Platinum or Sapphire Solid Azure or Silver 4 Two with Independent Flow Rate On Off Adjustment Powered by Pump 1 North American 60Hz Models 240 VAC 30A 50A or 60A Export 50Hz Models 230 240 VAC 35A or 40A or suitably rated circuit breaker to comply with local electrical codes Certain countries may require dual power inputs two breakers are required for this configuration North American 60Hz Models 10 Years Shell 7 Years Shell Surface 5 Years for Plumbing Component Leaks 5 Years Equipment amp Controls Export 50Hz Models 2 Years Plumbing Component Leaks 2 Years Equipment amp Controls 6 7 AM FM CD Stereo Receiver with Dual Pop Up Speakers Dimensions Specifications are Subject to Change Without Notice 14 Jet Selector Air Control Operation Diagram Air Control 1 Air Control 2 Air Control 3 Opens Closes Air Opens Closes Air Opens Closes Air Inlet to Jet Group D Inlet to Jet Group C Inlet to Jet Group A Jet Selector 2 Directs Jet Pump 2 Output Between Jet Groups D or E Air Control 4 Opens Closes Air Inlet to Jet Groups B Air Control 5 Opens Closes Air Inlet to Jet Group E Jet Selector 1 Directs Jet Pump 1 Output Between Jet Groups A amp B or C Seat Depths A 28 75 73 0cm F 19 00 48 3cm Listed Dimensions B 21 50 54 6cm G 27 00 68 6cm Represent Distance from
42. d light OK BEE HH jumper JP19 5 probably is not installed Always make sure the jumper JP19 5 is installed before replacing the Multi color l Yes LED Light assembly Multi Color LED Light Replace if light won t turn on or functions incorrectly Circuit Board Illustrations A 2002 Protech LCD Pages 55 and 56 42 9 8 No Jets This is a condition of constant zero water pressure The first step in diagnosing the problem is to determine if the pump is actually turning Once this determination is made follow the appropriate portion of this S T A Diagnostic Tools Voltmeter spare control panel Suggested Spare Parts Page 62 Control panel circuit board pump Pump Is Turning Checking For A Flow Problem 1 Is the filter clogged 2 Is there an obstruction in the plumbing line 3 Check for an air lock clear the air lock by opening the pump union on the discharge side or loosen ing the diverter cap with the pump off Pump Not Turning Standard Troubleshooting Approach Does the low speed jets indicator Plug in spare come on when jets button is control panel pressed once Does the high 2 No Does jets speed indicator come on when gt indicator come the JETS Button is pressed a on when jets second time ES button is pressed Recommended Test Points Low Speed Pump 1 test points 1 Yes and 3 on circuit board Replace control High Speed Pump 1 test poin
43. d voltage and temperature data and thoroughly check each hot tub function for proper operation 9 2 No Heat Or Not Enough Heat Note In 2 pump models the heater will not come on when both pumps are running in high speed un less there is a jumper installed at JP9 7 On J 385 s The heater will not come on at all with all three pumps in high speed Refer to section 7 1 page 28 Diagnostic Tools For Sections 9 2A 9 2E Clamp on ammeter voltmeter ohmmeter spare control panel test plug Suggested Spare Parts For Sections 9 2A 9 2E Circuit board control panel temperature sensor flow switch heater assembly Refer to page 62 for additional information Preliminary Setup And Observations Perform preliminary setup and observations steps outlined in section 9 1 above Any heat problems should show up during a thorough check of hot tub functions The most common problems are de scribed in the flow charts 9 2A 9 2E shown on pages 31 35 30 9 2A No Heat Or Not Enough Heat e Symptoms the circulation pump is turning the panel indicator is lit the water is not getting hot Configuration the water heater will not operate with both pumps running simultaneously in high speed when the circuit board is configuated for 50A operation Refer to section 7 1 page 28 Standard Troubleshooting Approach Put hot tub in standard mode and turn up temperature to initiate a heat call wait 20 30 seconds for circuit board to
44. e then you have lost a hot leg or the GFCI has tripped Verify voltage at the GFCI if the GFCI is not tripped and you don t have 240 VAC at the hot tub then the problem is between the GFCI and the hot tub A licensed electrician should be called at this time 25 What is the voltage between one hot lead to ground and the other hot lead to ground e This should be 120 VAC 26 What is the voltage between one hot lead and the neutral e There should not be a neutral wire 27 Are the wires connected to the proper position inside the hot tub load box Verifiy and be specific Wires incorrectly hooked up to the main terminal block will cause the GFCI to trip or the hot tub will not function properly 28 What is the voltage at the hot tub when all of the components are energized e Voltage to the hot tub should stay consistent with or without the components energized 29 Are all of the connections tightened down properly Loose wires will cause them to get hot Look for melted wire coverings or burnt connections 30 Are there frayed or loose wires touching metal Any wires that are hot and are touching metal will trip the GFCI immediately 40 31 Are there any sprinklers that will hit the equipment bay of the hot tub Eliminate The Components 32 Does the hot tub have an ozone unit attached to it or any type of sanitizing device e Unplug or disconnect the unit and see if the GFCI will hold 33 Does the hot tub have a blower in it
45. e DISPLAY amp button each press within 5 seconds of the previous yields displays 3 through 17 below If more than 5 seconds elapses between each press the LCD will default to display 1 and read actual water tempera ture Line Voltage 3 Highest line voltage since installation or last service reset e g 100 240VAC 4 Present line voltage e g 110 240VAC 24 264VAC 5 Lowest line voltage 9o since installation or last service reset e g 90 240VAC 24 216VAC Note If two successive displays have the same value for example highest line voltage present line voltage the LCD will not appear to change It will seem like pressing the DISPLAY 3 has no effect Hi Limit Sensor 6 This display indicates the hi limit sensor temperature displays are next 7 Highest temperature detected by the hi limit since installation or last service reset e g 105 F 41 C 8 Present temperature being detected by the hi limit sensor e g 102 F 39 C 9 Lowest temperature detected by the sensor since installation or last service reset e g 62 F 17 C Load Box Temperature Revision 9 50A Eproms only 10 This display indicates the control system temperature displays are next These temperatures are measured by a sensor on the circuit board 11 Highest temperature detected inside the load box since installation or last service reset e g 140 F 60 C 12 Present temperature inside the load box e
46. e current HOUR will display followed by AM or PM 2 Press DISPLAY button once to advance to the MINUTES display mr Ts e 3 Press DISPLAY button once to advance to the date dis play A number representing the current MONTH is now displayed example January 01 Press WARMER or COOLER to adjust the displayed MONTH 4 Press DISPLAY button once to advance to DAY of month Press WARMER or COOLER to adjust displayed DAY of month 5 Press DISPLAY button once to advance to YEAR display Press WARMER or COOLER to adjust displayed YEAR a 6 Press DISPLAY button once to advance to DAY OF WEEK duca Seesen een display Press WARMER or COOLER to adjust displayed displays will vary zZ DAY OF WEEK Example Sunday 1 Monday 2 7 Press DISPLAY button once or wait 5 seconds to return to the actual water temperature display fig 14 Note Remember to resignature DAY DATE and YEAR after every circuit board replacement 6 0 Additional Control Panel Functions 6 1 Temperature Setting To enable the set temperature display 1 Press WARMER or COOLER button while the current water temperature is dis played The SET TEMP annunciator appears indicating the mode is enabled Use Wannen 2 Press WARMER or COOLER button within 3 seconds to increase or decrease set cooler Buttons temperature by 1 per button press 3 After 3 seconds of keypad inactivity the display will return to the actual water temperature and the new tem
47. e disconnect hooked up Be specific e There needs to be FOUR wires two hots a neutral and a ground at the disconnect for the GFCI to properly function 14 ls this a 3 wire or a 4 wire hook up e The J 355 through J 385 are all 240 VAC 3 wire hook ups 15 ls there 240 VAC at the hot tub e Refer to the model the customer has purchased and then confirm the hook up using the diagrams provided in sections A9 A11 on pages 55 56 16 How are the wires connected at the GFCI e 3 wire 240 VAC hook ups DO NOT USE A LOAD NEUTRAL OUT OF THE GFCI TO THE HOT TUB 17 Is the neutral wire hooked up on the GFCI e In a 240 VAC only hook up this will cause the GFCI to trip 18 Where is the neutral wire hooked up at the GFCI e The neutral Pigtail should go directly to the neutral bar 19 Is the load neutral wire capped off or taped at the spa This will cause the breaker to nuisance trip the wires can act like an antenna and pick up stray or inductive current 39 20 What is the model and serial number of the hot tub This will help determine how the hot tub should be hooked up 21 Did a licensed electrician hook up the hot tub e See question number one 22 What is the voltage at the hot tub Always have your meter with you 23 What is voltage between the neutral wire and the ground There should not be a neutral wire 24 What is the voltage between the two hot leads his should be 240 VAC 10 If there is no voltag
48. fy control panel buttons 240 VAC 10 at and are working properly TB1 test points 18 Call an electrician to fix 2 Try unplugging the remote and 19 problem panel and testing the sytem J 375 and J 385 only 3 If the control panel and remote panel tests ok change the circuit board Recommended Test Points 1 Low Speed Pump 1 test points 1 amp 3 2 High Speed Pump 1 test points 1 amp 5 Check voltage with pump running Is This is caused by the voltage 240 VAC No insufficient wiring or the 10 at test points pump motor drawing too 18 and 19 much current Contact Jacuzzi Premium Technical Support 3 Pump 2 test points 8 amp 10 4 Pump 2 J 385 test points 8 amp 19 5 Pump 3 J 385 test points 6 amp 10 Circuit Board Illustrations A 2002 Protech LCD Pages 55 and 56 Replace pump Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex treme Caution While Servicing Circuit Board 9 11 Circulation Pump Not Working The circulation pump should be on for the programmed duration each day and for a heat call unless Summer Logic is activated Verify the pump should be on before trouble shooting Check the circulation pump start time and duration setting Refer to section 5 6C page 24 Diagnostic Tools Clamp on ammeter voltmeter Suggested Spare Parts Page 62 Circuit board circulation pump Standard Troubleshooting Approach I
49. g 105 F 41 C 13 Lowest temperature detected inside the load box since installation or last service reset e g 50 F 10 C Temperature Sensor Revision 9 50B Eproms only 10 This display indicates the temperature sensor displays are next These temperatures are mea sured by a sensor in the filter well 11 Highest temperature detected by the temperature sensor since installation or last service reset e g 105 F 41 C 12 Present temperature sensor reading e g 105 F 41 C 13 Lowest temperature detected by the temperature sensor since installation or last service reset e g 62 F 17 C 23 Line Frequency 14 This display indicates the line frequency Hz will be displayed next 15 Present line frequency e g 60H 60Hz 50H 50Hz 16 pH adjustment factor option discontinued 17 Return to default shows actual water temperature e g 102 F 39 C Any displays following the pH Adjustment factor step 16 are for discontinued options Note reset trouble log after the circuit board is replaced by pressing the COOLER CD button while each value is displayed 5 6 Programming Control Panel Without Service Jumper Installed Setup parameters 5 6A 5 6D below can be programmed into the control system while the service jumper JP9 1 is not installed fig 5 Programming is done through the control panel keypad 5 6A Programming The Time Of Day The programming mode is entered as follows 1 Press DISPLAY
50. happening Call your office and ask them to call the people on your schedule to tell them you are running late Always support the product that you service Do not berate the product in front of the homeowner It is essential to maintain the integrity and reputation of the product and berating the product may affect your credibility as an authorized service professional If you feel there is a problem that needs special attention call us or complete a Quality Alert Re member this is a partnership between you and the manufacturer we want to provide the best quality product possible with your business providing the best service possible 9 Make professional repairs Putting bondo underwater epoxy silicone or any other product to fix cracked or leaking plumbing will not adequately correct the problem and will most likely result in a return visit Replace the com ponent or come back and do it for free Make repairs look as good as or better then when you started 10 Make sure you leave the customer s home as clean as you found it Most customers don t mind if you are having lunch in their backyard as long as you remove the evidence Make sure to pick up any trash that you may have generated through repairs as well as break times lunch etc 11 Leave a work order with the customer explaining what you found to be the problem and how you corrected it Make sure the customer understands the work order 12 Sugge
51. her JET button is pressed the ozone will stay off for the duration of the function plus an additional 5 minutes The heater is always enabled in Standard mode and only during filter cycles in Economy mode 29 9 0 Troubleshooting Without The Control Panel fig 16 9 1 Approaching The Hot Tub First Steps 1 Checkthe control panel LCD for the following flashing error messages fig 16 Refer to section A4 1 page 51 2 If the Watchdog error message is displayed refer to section A7 page 54 3 Put the control panel in standard mode set the temperature higher than the water temperature to force a heat call If the hot tub goes into standard mode and the tem perature was able to be set higher go to step 5 4 Ifthe control panel does not seem to respond and voltage to the hot tub is OK turn off the hot tub and connect a spare control panel If a spare control panel does not work refer to section 9 4 Nothing Works page 36 5 Ifthere are no messages flashing on the display go to step 6 If any message flashes turn off power at the house breaker and install the test plug Turn on the hot tub return make sure it is in standard mode then operate the test plug flow switch button Re fer to sections A4 1 A4 3 pages 51 52 If no messages flash replace the indicated LU component 6 If no error messages are flashing it appears that the control panel and the circuit board can com municate at least on some level Recor
52. ide the correct voltage to the customer They will come out and check sus pected problems in most cases free of charge Use the Control Panel Displays With Service Jumper Installed feature section 5 5 page 23 to read the hot tub s memory trouble log to verify how low the line voltage has been since the hot tub was installed or since the last time it was service reset 3 Ifthe voltage is OK examine the environment in which the hot tub is installed Hot sun hot weather and the lack of a breeze can cause heat buildup in the equipment bay in addition to the normal heat produced by the pump This can raise the temperature high enough to cause the thermal cutout to trip Use the Control Panel Displays With Service Jumper Installed feature section 5 5 page 23 to read the hot tub s memory trouble log to verify how hot the load box got since the hot tub was installed or since the last time the system was service reset Revision 9 50A Eproms only There are two possible solutions to thermal cutout problems which are not due to low line voltage One is to change the filter cycle periods so that they do not coincide with the hottest time of the day and peak power consumption hours Another is to ventilate the equipment bay Call Jacuzzi Premium Technical Support for advice on this matter 4 If there seems to be no overheating problem yet the motor keeps cutting out the motor s thermal switch may be bad In this case the pump should be rep
53. in Spa Lighting MM One Underwater LED ProLite with 7 Color Modes Colored Waterfall Cabinet E Redwood Cedar with No Stain Optional UV Resistant Synthetic Plastic Cabinet with Embossed Red or Gray Wood Grain Acrylic ee EE Textured Bluegrass Jade Marine Onyx Sahara or Sand Marbled Emerald Platinum or Sapphire Solid Azure or Silver Headrests 4 Waterfall PR ETRE ESSE One with Independent Flow Rate On Off Adjustment Powered by Pump 1 Electrical Requirements North American 60Hz Models 240 VAC 30A 50A or 60A Export 50Hz Models 230 240 VAC 35A or 40A or suitably rated circuit breaker to comply with local electrical codes Certain countries may require dual power inputs two breakers are required for this configuration Warranty North American 60Hz Models 10 Years Shell 7 Years Shell Surface 5 Years for Plumbing Component Leaks 5 Years Equipment amp Controls Export 50Hz Models 2 Years Plumbing Component Leaks 2 Years Equipment amp Controls Seating Capacity 6 Audio System Optional AM FM CD Stereo Receiver with Dual Pop Up Speakers Dimensions Specifications are Subject to Change Without Notice 16 Jet Selector Air Control Operation Diagram Air Control 1 Air Control 2 Air Control 3 Opens Closes Opens Closes Opens Closes Air Inlet to Jet Air Inlet to Foot Air Inlet to Jet Group B
54. itiate a heat call wait 20 30 seconds for circuit board to respond Verify circulation pump is running and water flow is present then press test plug button Does heat indicator appear and FLO error disappear Repair connection A Remove flow switch wires from sensor harness fig 21 connector J6 Replace flow switch Refer to section A15 page 60 for removal installation instructions B Visually inspect flow switch for debris interference Remove debris if present C Test switch for continuity 0 o when closed and for infinite when open fig 22 Does switch operate correctly Make sure flow arrow points in direction of flow fig 23 Retest system fig 23 Arrows not aligned ao Incorrect Orientation Arrows Infinite Continuity 0 aligned Remove flow switch wires from Pump OFF Pump ON sensor harness connector J6 to section A15 E 60 op Pet Or proper wire remova installation techniques FT Orientation 9 2E No Heat Or Not Enough Heat e Symptoms the circulation pump is turning the panel indicator is not lit the panel is PZA NOT flashing FLO Standard Troubleshooting Approach Put hot tub in standard mode and set temperature high enough to initiate a heat call If the heat indicator does not come on remove power to hot sensor Is it reading an tub and plug in a spare No SEN temperature Replace the temperature control panel Turn power
55. ition 1 This is the service jumper which allows access to the trouble log and to additional signa turing the board programming op tions see section 5 7 page 25 Position 3 This is the interlock jumper which bypasses the interlock circuit The interlock circuit is nor mally jumped in the sensor harness connector J6 Position 5 Not used at this time Position 7 This is the 60Amp logic jumper When installed it enables 60Amp logic which allows the heater to remain on while two pumps only two pumps on J 385 models are running in high speed When unin stalled 50Amp logic it will shut off fig 15 9 lele d Lei the heater when more than one pump is running in high speed Position 9 Enables 2 pump logic when jumpered enables 1 pump logic when not jumpered Position 11 This is the 30Amp logic jumper 40 amp for J 385 When installed it will shut off the heater when any pump is running in high speed It overrides both 50 and 60Amp logic settings When not installed it allows for 50 or 60Amp logic settings 13 Position 13 Not used at this time 28 7 2 JP19 Jumper Functions fig 15 1 3 5 f 9 Position 1 When installed switches temperature readout from Fahrenheit F to Celcius C Position 3 When installed switches hot tub operation from 60Hz to 50Hz The 50Hz operation set ting is commonly used for export applications Posi
56. l 7 Years Shell Surface 5 Years for Plumbing Component Leaks 5 Years Equipment amp Controls Export 50Hz Models 2 Years Plumbing Component Leaks 2 Years Equipment amp Controls Seating Capacity 5 6 Audio System Optional AM FM CD Stereo Receiver with Dual Pop Up Speakers Dimensions Specifications are Subject to Change Without Notice 18 Jet Selector Air Control Operation Diagram Air Control 1 Air Control 2 Opens Closes Opens Closes Air Control 3 Group A Group C Air Inlet to Jet Jet Selector 2 Directs Jet Pump 2 Output Between Jet Groups A or D Air Control 4 Jet Selector 1 Opens Closes Directs Jet Pump 1 Air Inlet to Jet Output Between Jet Group D Groups B or C Seat Depths A 29 00 73 6cm F 27 50 69 9cm Listed Dimensions B 21 75 55 2cm G 26 50 67 3cm Represent Distance from C 27 00 68 6cm H 33 25 84 5cm Top of Acrylic to Lowest D 22 75 57 8cm Point in Seat E 13 75 34 9cm Dimensions Specifications Subject to Change Without Notice 19 4 0 Main Control Panel Functions Panel Functions A LCD Display can display current water tempera ture default display water temperature setpoint selected filtration mode programmable functions function icons and error messages B Warmer Button G increases water temperature setpoint C Cooler Button decreases water temperature setpoint
57. l Offers Customizing of Preprogrammed Filtration Cycles and Water Temperature Setting Also Includes 1 Remote Control Panel for Secondary Jet Control PUD De WE 2 Speed 4 2hp Drake 2 5hp continuous Ge dure E E 1 Speed 4 2hp brake 2 5hp continuous Pump 3 ann anna nun nn N A Circulation Pump Yes Programmable for Daily Start Time and Duration Total PowerPro Jets 34 Maxx PowerPro MX 4 PowerPro LX B Mini PowerPro FX 23 Micro PowerPro SX 2 Jet Selectors 2 Air Controls Five On Off Pushbutton Type Total Foot Jet Therapy 5 Water Management System Two 60ft Filter Cartridges Filter 1 on 24 Hour Circulation Pump Filter 2 LION INO seele een G32 9 4 2 een ee Acrylic Colors Headrests Waterfalls Electrical Requirements Warranty nn Seating Capacity Audio System Optional on 2 Speed Pump 1 Ready for optional CD Ozone Generator Built in Ozone Dispersion Chamber Included in Spa One Underwater LED ProLite with 7 Color Modes Colored Waterfalls Redwood Cedar with No Stain Optional UV Resistant Synthetic Plastic Cabinet with Embossed Red or Gray Woo
58. laced Note There is a thermistor on the circuit board which monitors ambient temperature inside the load box A memory chip on the circuit board also records the highest lowest and present temperature inside the load box for service reference When the temperature reaches 180 F 82 C the topside control panel will display HOT see HOT description on page 21 While the temperature in the load box is not exactly the temperature in the rest of the equipment bay it certainly is an indication of that temperature This feature is only available on the 9 50A Revision Eproms It has been discontinued for 2003 on the 9 50B Revision Eproms 9 13 Pump Hums And Will Not Start If the pump impeller is not frozen this condition almost always indicates a bad start capacitor This component is inside the motor housing Diagnostic Tools Voltmeter Suggested Spare Parts Page 62 Pump and motor circuit board Standard Troubleshooting Approach 1 Press the Jets 1 button 2 Check voltage at pump 1 low speed test points 1 and 3 for 240 VAC If there is no voltage replace the circuit board If voltage is present the pump needs to be repaired or replaced If pump 1 runs in low speed but hums in high speed make sure the circuit board is not sending voltage to both speeds at the same time When voltage exists while in low speed at test points 1 and 3 there should be no voltage at test points 1 and 5 Conversely when vol
59. n environmental conditions and designing equipment that can withstand whatever mother nature and the supply voltage can throw at it The data from the Trouble Log can only help if it is 1 Readoneach service call 2 Recorded accurately on each warranty claim form 3 Resetto present values at the end of the service call by displaying each record and pressing the COOLER button while displayed 1 9 Satisfying The Customer Most customers do not care what work you have done or what parts you have replaced but they always care whether or not their problem goes away When you are done show them that their problem is gone If they ask how you did it take a few minutes to explain Show them the bad part s and explain or show why it is bad e Develop the habit of examining the hot tub s you service Compliment customers on the things they are doing right Tell them how their care and attention can stop trouble before it starts e Mention if you noticed any adverse conditions especially if the hot tub is under warranty or con tract that could lead to failure Can the customer correct the problem Would they like you to correct it Can you recommend someone Would they like an estimate e Think of yourself and the customer as a team trying to keep the product up and running as cost effective and time efficient as possible That s good for the customer and it s good for your busi ness 1Q 2 0 Electro Static Discharge 2 1
60. ne Saving you the technician time and the company money should be a priority 3 Verify the model number serial number and confirm that this is the original owner of the spa The original owner is the only one covered under the terms of the warranty e Know what components are covered under the terms of the warranty the length of time of the war ranty and then confirm that the owner understands what will and won t be covered in the event of a service visit 4 Question the homeowner to determine if possible what specific component is not functioning Use the map of the spa see below become familiar with the components and their names This will also help when speaking to technical service Keep the Owner s manuals in an accessible place Know the difference between the spa s components and how they perform when utilized in the spa Example An air control will induce air into the plumbing of the jet increase the flow of water and make the jet more powerful 5 Ask what is showing on the control panel Are there any error messages Ask the customer to specifically describe the topside control panel readout if any 6 Determine if the error message is the result of a safety feature or if a service call needs to be set Up e Cool and or Ice are generally the result of a spa that has just been filled or refilled and doesn t require any action on the part of the homeowner or the technician e Know how the filtration s
61. nection Turn power off Test switch with ohmmeter for continuity across exposed switch pins fig 19 Does meter read continuity 0 A Visually inspect flow switch i m for debris interference Infinite Continuity 0 Remove debris if present Pump OFF Pump ON B Test switch for continuity Replace flow fig 20 0 when closed and for switch infinite when open fig 19 Does switch operate Arrows yr Arrows correctly not aligned aligned ad ad Make sure flow arrow points in direction of flow fig 20 Retest system Incorrect Correct Orientation Orientation e Symptoms the circulation pump is turning the panel reads solid FLO Bar Standard Troubleshooting Approach When the circulation pump is running and the control panel reads a solid FLO error it means voltage is being supplied to the circulation pump when it shouldn t be This scenario indicates the circuit board may be damaged and must be replaced or the circulation pump has been wired incorrectly Replace the circuit board or correct the wiring for the circulation pump 32 9 2C No Heat Or Not Enough Heat _ II LL e Symptoms the circulation pump is not turning the panel heat indicator is not lit the E4 N panel is flashing FLO Error Condition the circuit board is trying to activate the circulation pump the flow switch is open Standard Troubleshooting Approach Is there correct voltage coming to the hot tub at TB1 electrician
62. ng OZONE see ee ee 54 A9 0 2004 J375 J365 J355 Circuit Board Illustration 240 VAC 3 Wire Connection D A10 0 2004 J385 Circuit Board Illustration 240 VAC 3 Wire Connection 56 ATLO Load Box Connection Diagrams AB E 57 A12 0 Temperature Hi Limit Resistance Chart 58 A130 Transiornmer TOSI E 59 A120 FOW SWIN MUSTANG arr 59 A15 0 Sensor Harness Connector Diagram ana ana een 60 A16 0 Testing Hi Limit and Temperature Sensors iii 60 A17 0 Troubleshooting the Optional Stereo System ii 61 19 0 Suggested Spare P Ul S porri AIR ra 62 ATSO Glossary OF TETIS eege UU A I ERRO ATA EA I te 63 A20 0 Sample Troubleshooting Data Collection kom 64 1 0 Standard Troubleshooting Approach S T A 1 1 Why A Standard Troubleshooting Approach Service prices are basically set by local industry and geographic region Stiff competition in the service industry has made it difficult to raise the price of a service contract or charge more for time and mate rials than the competetive shop down the street If your business is to be profitable you must control the overall cost of service The total cost of service is made up of many individual factors but three in particular are more important than the rest combined 1 Time of Repair How long it takes to find and fix a problem 2 Time Between Failures How often are you called to repair any one particular hot tub How
63. o selected components Component that allows user to access functions provided by the circuit board Device which measures electrical current conducted through a wire or electrical device Chip on the circuit board that stores hot tub software Switch that informs circuit board there is sufficient water movement to activate heater This switch identifies water flow Sensor that monitors water temperature inside heater Device on circuit board that mechanically connects bridges two points together Device that measures the resistance in ohms Q of a component or temperature sensitive device e g temperature sensor heater element etc A device that produces ozone gas by passing air by a UV light source or through Corona Discharge high voltage arc methods A 24 hour ozone filtration system added to a hot tub s circulation pump line which introduces Ozone while circulating the water Locations identified by numbers on circuit board Plug in connector containing the temperature sensor hi limit sensor flow switch and interlock jumper device connections Deactivates circulation pump and ozone when hot tub water reaches 2 F 1 C above the set temperature Hot tub water must be 95 F 35 C or higher for sum mer logic to activate Sensor that monitors hot tub water temperature Testing device that simulates a working sensor harness Device that converts primary high voltage AC signal to a secondary low voltage AC signal
64. ondition 55 F 13 C detected Pump 1 activates followed by pump 2 and pump 3 on J 385 after 10 seconds in high speed Both pumps all 3 on J 385 stay on for a minimum of 11 seconds or until the water temperature rises to 65 F 18 C and the danger of freezing passes See section A4 1 A4 3 pages 51 52 JP20 on the circuit board has been jumped All pumps are activated and continue to run until the circuit is opened Same potential freeze condition as ICE but ICE 2 activates whenever the hot tub is in FLO 2 Heater deactivated High Limit sensor located on the heater tube is nonfunctional See section A4 1 page 51 for troubleshooting details using the test plug Refer to section A16 page 60 for sensor testing instructions using an ohmmeter Heater is deactivated Main temperature sensor located in the filter well is nonfunctional See section A4 1 page 51 for troubleshooting details using the test plug Refer to section A16 page 60 for sensor testing instructions using an ohmmeter Heater deactivated Overheat condition exists maximum water temperature of 112 F 46 C has been exceeded The pumps will run for a minimum of 6 minutes to circulate the water After 6 minutes the pumps will go off but the OH error display will continue to flash until the hot tub is cooled to approximately 106 F 41 C Consult the Troubleshooting section of the owner s manual and refer to section A4 1 page 51 Dashed line
65. one of two ways fig 2 N P cd 1 A Flashing indicator means the function has been auto SE l matically activated SEN 2 A Solid indicator means the function has been manually 7 N activated Flashing Solid These Messages may appear with or without the service jumper installed Hot tub deactivated Check the interlock jumper located in the sensor harness section A15 page 60 Hot tub control has been locked by the user by pressing the C gt and buttons within 3 seconds Press 6 E and within 3 seconds to unlock the panel Control panel and remote panel are temporarily deactivated Buttons have been pressed too often in too short a period of time Do not press any buttons for 30 seconds The control panel and remote panel will autimatically return to normal operation The thermistor on the load box circuit board has detected a temperature of 180 F 82 C Revi sion 9 50A Eproms only Discontinued on Revision 9 50B Eproms When blinking heater is deactivated pump is on and flow switch is open When lit solid pump is off flow switch is closed and all other functions are deactivated except freeze control These problems are caused by either the lack of proper water flow or a malfunctioning flow switch See section A5 page 52 Il Closed or shorted flow switch at system start up system disabled The flow switch is non functional or closed when power is first turned on to the spa Potential freeze c
66. p3 J 385 Model Circulation Pump Heater OzoneGenerator Transformer fig 26 A4 0 The Test Plug The test plug fig 26 is a device which does the following 1 Substitutes fixed resistors for the temperature sensor and hi limit freeze sensor 2 Substitutes a momentary contact switch like a doorbell switch for the hot tub s flow switch 3 Bypasses the door interlock switch circuit by jumpering it s circuit board connections 4 Refer to sections A4 1 A4 3 below for additional information A4 1 When To Use The Test Plug When any of the following error messages fig 27 flash on the control panel LCD fig 27 e Sn1 e Sn3 Aut i e ICE l N e OH an J e FLO Cal e Watchdog e f either temperature sensor or hi limit sensor are suspected to be inaccurate A4 2 How To Use The Test Plug zen 1 Turn off the hot tub power for personal safety and to prevent confusing the electronics 2 Remove the sensor harness plug from position J6 in the circuit board and install the test plug in it s place With the test plug installed the temperature will read 73 F 23 C 3 If the control panel displayed any message other than FLO turn the hot tub power on and verify if the error goes away If the error goes away refer to section A4 3 If the error remains verify the condition of your test plug then replace the circuit board Warning Remove The Test Plug Immediately After Performing This Test gl
67. panel turns off when the Is there current draw 0 5 Amp Check with clamp on ammeter d Yes ozone is off and on when Replace with a new control panel the ozone is on If not Current draw is proof that ozone is replace the circuit board working Read steps outlined above to ensure customer understands ozone logic Circuit Board Illustrations A 2002 Protech LCD Pages 55 and 56 Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex treme Caution While Servicing Circuit Board 48 49 A1 0 Checking Voltage To The Hot Tub Correct supply voltage wiring to the hot tub is essential for safe proper operation The first step in troubleshooting a new installation should be to take voltage readings at the main terminal block Do not trust wire colors Electricians make mistakes and electrons are colorblind A low line voltage or incorrectly wired hot tub will result in either of the following symptoms A Strange or intermittent symptoms B Displays with indications that simply cannot be correct Many of the most perplexing problems in the past have HOT been wiring errors and voltage drop problems Human safety depends on proper hot tub grounding It is es sential that the line voltage readings described below are as indicated The ground connection must be heavy duty wiring Multiple grounds are advisable whenever possible All models are exclusively powered fig 25 SIS Ia 240 VA
68. perature setting will be maintained 6 2 Selecting Standard Economy Modes The hot tub is either in standard or economy mode as indicated by the LCD display annunciator Press MODE to switch between either mode as desired Use Mode Button 6 3 Selecting Jets Speed To select jet speeds E a 1 Press JET 1 button once for low speed a second time for high speed a third time o to turn off 2 Press JET 2 button once for high speed a second time to turn off Use JET 1 JET 2 Buttons J 385 models press JET 2 button once to turn on Pump 2 high speed a second time to turn on Pump 3 a third time to turn off Pump 2 a fourth time to turn off Pump 3 Note Anytime a pump has been manually turned on by selecting either JET button it will automatically turn off after approximately 20 minutes If at this time you desire more jet operation simply turn the jet pump back on 26 6 4 Multi Color LED Light Operation To turn on multi color light and select color press the LIGHT button repeatedly to select each color option as follows Note Each press of the LIGHT button must occur within 5 seconds of the previous to Use light advance through the entire color selection sequence If more than 5 seconds elapse Button between two button strokes the color sequence resets and starts over at Random Random mode changes colors randomly every 8 to 20 seconds Anytime the light has been manually activated it will automatically
69. play annunciator from START TIME to DURATION With each press the display alternates showing the currently programmed start time and duration Press WARMER or COOLER button to adjust the displayed duration setting in 15 minute increments 4 Press CYCLE button to advance to the next filter cycle display Repeat steps 2 3 for each cycle 5 Press DISPLAY button to save your settings and make the filter cycle display disappear the display returns to normal operation and reads the actual water temperature 24 At anytime you may check any filter cycle s program by first pressing the CYCLE button and then mov ing through the menu by pressing the SELECT button The programming is changed only by pressing either the WARMER or COOLER button during this process 5 6C Programming The Circulation Pump The circulation pump is programmable on all LCD models The programming mode is entered as follows fig 8 1 Press CYCLE button five times until CirC displays on the large 4 digit display 2 Press SELECT button once to display the circulation pump start time then press WARMER or COOLER button to adjust in 30 minute increments 3 Press SELECT button again to display the circulation pump duration then press WARM ER or COOLER button to adjust in 1 hour increments If no buttons are pressed within 30 seconds the display will return to normal operation and read the fig 8 actual water temperature The factory duration setting is 2
70. power from the hot tub plug in the test plug then turn power back on If the control panel works at this time the circuit board is good Check the connections on the sensor harness and verify proper resistance of the temperature and hi limit sensors Refer to section A16 page 60 4 Check the transformer Refer to section A13 page 59 5 Still no operation Replace the circuit board 36 Nothing Works Panel Dead 1 Check for proper voltage at the hot tub see section A2 page 50 Check for 240 VAC at TB1 on the main terminal block Refer to pages 55 and 56 for the circuit board illustrations If the voltage is not 240 VAC 10 consult an electrician Check for the WATCHDOG on the control panel Refer to section A7 page 54 3 Check for power at the transformer secondary Refer to section A13 page 59 If power exists on the transformer secondary plug in a spare control panel Still nothing Replace the circuit board 4 lf no power exists at the transformer secondary check for voltage on the transformer primary Refer to section A13 page 59 If voltage exists on the primary but is missing on the secondary replace the transformer 5 No power at the transformer primary indicates either an open 1 25 Amp or 30 Amp fuse or a loose or disconnected wire Refer to section A6 page 53 9 5 Hot Tub Doesn t Come On For Filter Cycle H Diagnostic Tools None needed Suggested Spare Parts Page 62 Circuit board ozonator
71. r wiring may be defective and need to be replaced or repaired The hot tub s current draw at the breaker represents the sum of all enabled com ponents Refer to section A3 page 51 for current draws If the hot tub s current draw is high individual component current measurements must be made to de termine which component is pulling excessive current Refer to section A3 page 51 Repair or replace the component which is drawing excessive current 9 6A GFCI Tripping If the GFCI trips try disconnecting the heater and the pumps from the circuit board one at a time to find which component may be causing the GFCI to trip When a customer complains of intermittent GFCI tripping these questions need to be answered before we just start replacing components on the hot tub 90 of a GFCl s tripping problems are the direct result of improper wiring or installation 1 Has the GFCI always tripped or has it just recently started tripping e Has the hot tub just been installed Electricians are not as smart as they think are and the owner s cousin s nephew who s a painter really isn t a licensed electrician e New deliveries cause 90 of all GFCI tripping problems e Know what to look for when you approach this problem Refer to section A9 A11 pages 55 56 2 How was the hot tub delivered Check for visible damage to all hot tub components 3 What Brand of GFCI was installed e Some brands are known to be more sensitive than others which can
72. s 240 VAC present at No Make sure pump should pump output Test gt be on If pump should be points 13 and 18 for on and isn t change circuit board circulation pump Yes Is there current draw 0 5 Amp Check with clamp on ammeter Check connection between circuit board and pump If connection is OK replace pump pe Current draw is proof that circulation pump is working Read steps Circuit Board Illustrations above to make sure A 2002 Protech LCD Pages 55 and 56 circulation pump should be on Note If the circulation pump is running but there is no water flow check for an air lock a blockage in the plumbing debris in the pump or a broken pump impeller If power to the hot tub has been interrupted the circulation pump cycle will stop and restart only after the programmed start time passes in 24 hours During this time the circulation pump will only run if there is a heat call or during the 2 hour automatic blowout cycle that runs each night from 12 00am to 2 00am Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex treme Caution While Servicing Circuit Board 46 9 12 Troubleshooting A Thermal Pump Cutout 1 Verify that the voltage to the hot tub is 240 VAC 10 An insufficient voltage supply can cause the motor to pull too much current and to overheat 2 Check the voltage to the hot tub Remember the power company is required by law to prov
73. s follows Flashing Test Procedure 1 Turn off the hot tub s power to prevent confusing the electronics Remove the sensor harness con nector J6 on the circuit board and install the test plug connector in its place 2 Turn on the hot tub s power Verify that the circulation pump is pumping water then press and hold the test plug switch The FLO message should not display If it does replace the circuit board If the FLO message does not display observe the water flow from the heater return line Does the water flow look normal If not check for a clogged filter cartridge or plumbing blockage 3 Press the Jets 1 button to activate pump 1 in low speed Observe the jets Does the water flow look normal If not check the plumbing for a blockage If the water flow looks normal in both the circula tion pump and the therapy jets the flow switch is probably bad misaligned or there is a bad con nection between the flow switch and the circuit board Verify that the connections between the flow switch and the circuit board are good then verify that the flow switch directional arrow is pointing in the direction of flow towards the return fitting outlet If the switch orientation is incorrect loosen or tighten the switch no more than 1 2 turn to establish proper alignment The switch s flow arrow must be parallel to tee fitting as shown fig 28 page 53 Test the system operation If the condition corrects skip steps
74. st to the customer any improvements they can make in maintaining their spa 13 Recommend replacement filters or a new cover if there is a need for one A spa vac is an easy sell once you demonstrate it to the customer 14 Always carry a box of filters and a box of the basic chemicals once you have finished the service olitely ask if they need any chemicals or a new filter Drop off chemicals in a sealed box if the have ordered them when they made their service appointment 1 6 Before Calling Technical Support Make sure you have followed the STA and filled out a Troubleshooting Data Col MV 4 lection Form see example on page 64 Have the STA manual and the Trouble shooting Data Worksheet near the telephone Technical Support can help you best if these things become the communications tools for the phone call 1 7 Before Leaving The Customer Even if you don t have to fill out a Troubleshooting Data Collection Form please do so If this is a war ranty repair the information will be needed when your office fills out the Returned Goods Labor Tag In any case it will help you spot trouble before it happens Pumps burn up if voltage at the hot tub is too low Circuit breakers trip if heaters and motors draw too much current Amps Wires overheat and connections burn if wire size is too small or push on connectors are loose Call backs cause cost of service to increase 1 8 The Trouble Log Intermittent problems freq
75. t up at lower current levels Fuses rely on this principle to protect circuits from massive current flows by simply melting if their current rating is exceeded By selecting different alloys for the fuse element fuses can be made to have their current rating exceeded for a short period of time Such slow blow fuses are excellent for protecting motor circuits where start up currents surge currents are higher than running currents Fuse PartNumber Protects Against Excessive 5 CurrentbrawFrom_o Testing Fuses A good fuse should read zero ohms continuity when removed from the spa a blown fuse will read infinite ohms no continuity Caution Make sure replacement fuses are exactly those listed above Never test a fuse for continuity while installed in the fuse holder Always check for exposed wires that can cause shorts and blow the fuse Rats and mice like to chew wires A7 0 The Watchdog Four horizontal dashes with nothing else illuminated not even the LCD backlight is a result of the watchdog circuitry detecting a potential destructive condition within the hot tub Before making the service call ask the customer to turn power off and then back on If this corrects the problem have the customer monitor the hot tub and call the next time it occurs There are many conditions that can cause a watchdog error message Except for a runaway heat condition most are caused by a faulty circuit board b
76. tage exists while in high speed at test points 1 and 5 there should be no voltage at test points 1 and 3 If voltage is present across both sets of test points at the same time replace the circuit board Refer to pages 55 and 56 for the circuit board layout Recommended Test Points Pages 55 and 56 e Pump 1 Low speed test points 1 and 3 high speed test points 1 and 5 e Pump 2 high speed test points 8 and 10 J 385 test points 8 and 19 e Pump 3 J 385 only high speed test points 6 i 7 0 9 14 Ozone not working Diagnostic Tools Clamp on ammeter and voltmeter Suggested Spare Parts Page 62 Ozonator circuit board control panel Standard Troubleshooting Approach After verifying that the ozone is No Replace supposed to be on is 240 VAC dae Geen present at ozone output Test points 14 and 15 Is the control panel ozone icon displayed This Jar is a definite indicator that the ozonator is on Yes Is 240 VAC present Replace circuit at ozone output gt Test points 14 and 15 CD Ozonator is there a faint buzzing sound coming from the Replace ozonator s internal high voltage ozone arching chamber Or is there current draw from the ozonator 0 5 Amp Check with clamp on ammeter Replace ozone Turn power off plug in spare No Replace Note After replacing panel then turn power on circuit board ozonator make sure the Is ozone indicator lit indicator on the control
77. that cannot be re moved To electronically test the flow switch the cable pins located in the sensor harness connector J6 must be removed Refer to section A15 page 60 for cable pin removal instructions 39 A15 0 Sensor Harness Connector Diagram Sensor Harness Plug J6 Cable Side View a PETER AC wl It HA n Interlock Flow Hi Limit Temperature Nu Jumper Switch Sensor Sensor Paperclip I L I TINE PIN y Sensor Harness Plug J6 End View To remove a sensor or flow switch wire from the sensor harness connector J6 insert the end of a paper clip or similar device into the slot corresponding with the wire to be removed This will depress the pin tine allowing the wire to be pulled from the harness connector Important When reinstalling the sensor or switch wire back into the sensor harness connector make sure the pin tine is lifted approximately 1 32 prior to inserting the wire This will ensure the sensor wire locks into the harness connector Do not over bend the pin tine or it may break off A16 0 Testing The Hi Limit and Temperature Sensors Both the hi limit and temperature sensors can be Sensor Harness tested using an ohmmeter CODO FU A Test Procedure 1 In order to test each sensor you must first remove its wires from the sensor harness connector J6 fig 31 Refer to section A15 above for proper wire removal installation instructions 2 Set you ohmmeter to the 100 200k Q range 3 Place
78. the customer if the original filter needs to be soaked in a cleaning solu tion Have one in your truck 13 Find out what chemicals the customer is using If they have saturated the spa with different kinds of chemicals sometimes it is best to empty the spa and start all over BENEFITS YOU WILL RECOGNIZE Asatisfied customer is one who will continue to call upon you for business and does not contact your competitors e Educating your staff will increase their value and allow you to focus on real service ISSUES Being properly prepared will increase your productivity and permit you to enjoy a weekend once in a while e Bottom Line If you change the way you approach your customer you ll be putting more money in your pocket 1 5 Preparing For A Service Call 1 Know what each call is asking of you determine whether or not the extent of service can be han dled with a simple phone call or if it requires a visit e Determine whether the call is warranty or non warranty Make sure the customer is aware that the manufacturer will not cover out of warranty service e If you plan to charge the customer for travel expenses make sure that they are aware of the costs before you show up Make sure all of your testing devices are functioning properly and extra batteries are on hand e Always bring a meter when calling technical support please ensure that you have all of the pertinent information such as the spa s serial number
79. the ohmmeter test leads across the ex posed sensor pins as shown fig 32 Compare the measured sensor resistance against the chart in section A12 page 58 Replace the sen sor if the measured resistance value does not match the published value CEL E Note For the most accurate resistance reading do not hold the sensor pins in your hands wire testing Your hands could add to the resistance value giving an inaccurate reading 60 A17 0 Troubleshooting the Optional Stereo System The optional stereo system provides a marine AM FM CD stereo receiver with two pop up speaker towers for superior sound quality If the stereo deck does not turn on refer to the following test proce dure A 1 Testing the Power Supply IR SENSORS Check for 240 VAC from the SPEAKERS TB1 terminal block to the stereo power supply by measuring across test points 18 and 19 as shown Check the inline fuses at the back of the stereo deck for continuity The fuse in the red wire is an 8 amp fuse that supplies power to the deck and N fe T The fuse on the yellow wire is e le a 0 5 amp fuse that supplies SORA power for the deck s memory adio circuit Test the mating spade connectors while connected between the stereo power supply and the deck for 12 15 volts DC If voltage is unstable fluctuating or inadequate replace the power supply If the power supply and the fuses all test properly in steps 1 3 and the deck does
80. there debris or a If suction line is clear apart Is debris loose foreign object check for blockage in present in pump between the filter and plumbing on the return impeller Is the pump input side of pump Call impeller broken Jacuzzi Premium Technical Support for assistance in performing this verification step Clean or replace Remove debris or Remove debris filter or remove replace broken obstructions impeller 44 9 10 Pump Runs And Quits During Jet Mode This is usually a problem of the pump overheating The pump motor incorporates a ther mal cutout that triggers when the motor gets too hot There is no reset for this condition When the motor cools the thermal switch resets automatically In some cases a faulty circuit can also cause this problem Diagnostic Tools Clamp on ammeter voltmeter Suggested Spare Parts Page 62 Circuit board pump Standard Troubleshooting Approach Press JETS Button Is voltage from circuit Does motor make a board to pump correct Is the pump icon lit on the laboring sound after pump quits Check control panel display for 240 VAC at recommended test points See table at right for a listing of recommended Replace circuit board test points Pump has thermally shut This means the control system Is there sufficient down Refer to section has turned the pump off Verify voltage connected to 9 12 page 47 system operation as follows hot tub Check for 1 Veri
81. tion 5 When installed it enables the logic for the Multi Colored LED light kit Position 7 Not used at this time Position 9 Not used at this time 7 3 JP20 Jumper Function fig 15 1 When installed this jumper enables ICE 1 mode All pumps are activated and continue to run until the circuit is opened 8 0 Protech LCD ProClear System Logic All models with ProClear require Eprom revision 9 50A or B 1 2 3 Standard mode is the default mode for all Protech LCD models See section 6 2 page 26 A 24 hour circulation pump is used for filtration and heating The circulation pump will run unless the hot tub water reaches 2 F 1 C above the set temperature known as Summer Logic Summer Logic only activates when the hot tub water is above 95 F 35 C The circulation pump will run for 2 hours a day at 12 00am regardless of Summer Logic or circula tion pump cycle programming and cannot be altered The filter cycles run in Standard and Economy modes The cleanup cycle runs once a day at 12 00pm for 2 minutes in either standard or economy mode and cannot be altered During the cleanup cycle Pump 2 and Pump 3 on J 385 runs for 1 minute and shuts off followed by Pump 1 turning on for 1 minute and shutting off unless the spa starts a filtration cycle at this time Optional ozone runs as long as the 24 hour circulation pump is running unless Summer Logic is activated or either JET button is pressed If eit
82. ts 1 panel and 5 on circuit board Is voltage from circuit board to motor Pump 2 test points are 8 amp 10 ircuit board correct Check for 240 VAC at No Besse circuit d recommended test points See table at dui dad 2 da 2 J 385 1 es SC are 8 right for a listing of recommended di SII Pump 3 J 385 test points are 6 and 10 on circuit board Is connection en circuit board No Reconnect Circuit Board Illustrations and pump OK wires A 2002 Protech LCD Pages 55 and 56 test points Replace pump Danger Electrical Shock Hazard Exists High Voltage Present On Circuit Board Use Ex treme Caution While Servicing Circuit Board 43 9 9 Weak Or Surging Jets Weak or surging jets are usually caused by an insufficient water supply to the pump or a clogged or broken impeller The water level may simply be too low or there may be an obstruction in the water flow path to the pump or in the pump s impeller Before making a service call ask the customer to verify that all jets are open and that there is sufficient water in the hot tub Suggested Spare Parts Page 62 Filter Standard Troubleshooting Approach Is water level No Adjust water OK Is filter installed Fix installation problem correctly Pump 1 Is filter clogged or dirty Pump 2 and Pump 3 on J385 Are there any obstructions in front of the safety suction covers Take pump housing Is
83. uent circuit board and pump replacement and vague complaints of some times unsatisfactory hot tub performance are all major headaches for the owner technician and Jacuzzi Premium Temporary conditions like temperature extremes low line voltage and line voltage fluctuations are often the culprits But how can you prove such events happened unless a technician sits around the hot tub for days with thermometers voltmeters and log books With the Trouble Log that s how The Trouble Log is an automatically updating memory built into the control system If the Trouble Log is reset at the end of a service call it will monitor and record 1 Highest present and lowest line voltages as a percentage of 240 VAC 2 Highest present and lowest temperature sensed by the hi limit sensor 3 Highest present and lowest temperature of the circuit board in the load box 9 50A Eprom only 3 Highest present and lowest temperature sensed by the temperature sensor 9 50B Eprom only 4 Displays selected line voltage frequency in Hz cycles per second 5 Ph Adjustment Factor feature discontinued This information helps you diagnose the cause of the customer complaints rather than guess at them It can help you control callback costs and increase customer satisfaction by controlled problem resolu tion rather than the try something and hope technique This data will help Jacuzzi Premium improve product quality by observing the relationship betwee
84. ystem works what its defaults are when it comes on and if there are any automatic times that it will come on during each day Know the symptoms 7 Setting up the appointment Make sure you verify the name address phone number and where the customer can be reached if not at home Ask if there is access to the spa if the owner is not going to be present Ask about anything that may bar your access to the spa such as locked gates locked electrical boxes vicious dogs etc Diverter E Remote Panel ood Skirt Removable Pan 6 8 Make Sure there is access to the main breaker and GFCI and ask the homeowner to disconnect if possible before you arrive at their home 9 Use the home service visit as an opportunity to sell aftermarket items such as chemicals towels etc 10 Educate your staff regarding chemicals that are important for optimal use and longevity of the spa components Chemical misuse is not covered under the terms of the warranty 11 Know what to recommend when the customer complains that they cannot get their chemicals properly balanced This is not a service call covered by the warranty or a problem that involves the manufacturer All spas are used differently heavy or light bather loads adults only the whole family bromine or chlorine etc 12 Does the customer know how to properly clean the filter and that the spa needs to be disabled when doing so Suggest a second filter to

Standard Troubleshooting Approach

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