Smart Touch Electric Heater User Manual
Contents
1. 17 3 PIN 2 PIN 4 PUMP COMM NEUT SPEED BLK GROUND LO SPEED RED OZONE COMM NEUT LINE 1 Lob GROUND NEUT AIR COMM NEUT UNE 1 GROUND COMM NEUT ACCESSORY NORM OPEN INPUT NORM CLOSED Accessory connector can handle 3 amp 120 roll load To supply 120 V to the heater move RED 10 wire form RED Lo WHITE lerminal block BLACK WHITE H Jol 1 a T Accessory connector can handle 3 amp 120 voll load WIRING DIAGRAM FOR SMTD 2000 Page 18 Control Board Top Side onnector Ground 2 Lug Conduit Feed Thru Heater On Two lug Heater terminal Pressure Switch Contactor Heater Union Sensors Heater Cover Manifold SmarTouch 1000 Control Integrated GFCI SC 2000 Controller 3 Terminal Block Top Side Connector Heater Contactor Heater On Conduit Indicator Feed Thru Pressure Ground Lug Switch Heater Manifold Sensors SmarTouch 2000 Control Cover 19 aNd ePACK WIRING DIAGRAM MAX HEATER LOAD 4 KW XE Ze MODE 120 VOLT ALL 43 D8 j Ww 4 8 5 ei 5 E ul 2 lt Page 20 JUMPERS nt a 240 V PUMP amp HEATER 120 V PUMP 240 V BLOWER amp HEATER 120V PUMP amp BLOWER 240V HEATER 240 VOLT ALL 120V BLOWER NOTE BLOWER MAY BE A SINGLE SPEED WATER PUMP 1999 Applied Computer Controls SmarTouch amp SmarTouch Digital are t2. is on Auxiliary Pump s Your spa may be equipped with 1 or 2 more pumps If you have a second pump it could be a single speed or a dual speed If you have a third pump then both the second and third pumps must be single speed The function of the AUX key changes with the number and type of auxiliary pumps used Please consult with the table on the following page for the proper sequence of activation Spa Light The LITE key can also be a multifunction key In its simplest configuration the LITE key is a simple on off switch It turns the spa light and the accessory if one is attached on off together at the same time Alternatively the LITE key may be programmed as a 3 function key Pressing it once will turn the spa light on Pressing it a second time will turn on the attached accessory while the light is still on Press it a third time and both spa light and accessory will go off The table on the following page summarizes all the possible device key combinations Please note that your spa may not necessarily have all these devices attached Page 8 SUMMARY OF FUNCTIONS FOR EACH DEVICE Key Device 1 Single speed pump ON JETS Dualspeed pump Dual speed with Circ pump Circ pump is independent Single speed air blower One single Speed pump One dual speed pump OFF Two Single speed pumps P2 ALL OFF Spa light Spa Light amp Accessory Spa Light amp Accessory 3 Function Table 1 Device keys summar
3. 0 seconds that key will be disabled and becomes non functional After releasing the key it will be reactivated after 20 seconds This is to prevent a collapsed or defective key from locking up the system DEVICE CONTROL KEYS There are up to 4 device key JETS AIR AUX amp LITE Your spa will have at least one water pump Optionally your spa may have an air blower a second and or third pump and a spa light It may also have a mister or a fiber optic light setup If your spa does not have a specific device please disregard the function of that device Primary Water Pump Each spa should have at least one primary water pump which is usually a dual speed pump The low speed is used to filter the spa Also while the spa is being heated or there is an error condition the low speed circulates the water and you will not be able to turn it off Page 7 The JETS key switch on the control panel is a 3 position switch Low Pump High Pump Off Each time the key is pressed the next function is executed If your primary pump is a single speed pump then only the high pump will be activated 2 LED indicators LO amp HI inform you which speed is on Note if your spa is equipped with a circulating pump it will be used for filtration and heating instead of the low speed pump Air Blower If your spa is equipped with an air blower bubbler it is activated by the AIR key This is an ON OFF key An LED will indicate when the air blower
4. Device Functions 9 STATUS CONTROL GROUP 10 The TEMP key 10 The TIME key 11 The SET key 11 ERROR MESSAGES 12 CoLD Hier 13 SEoP SESH PSoC PSoL PSoH 13 ToE Time out error 13 ELECTRICAL CONNECTION INSTRUCTION 14 BRANCH CIRCUIT BREAKER REQUIREMENTS 15 EXPLODED VIEW PARTS 16 PRINTED CIRCUIT BOARD 17 WIRING DIAGRAM 18 CONTROL BOX DESCRIPTION 19 ePACK WIRING DIAGRAM 20 Page 3 INTRODUCTION Thank you for buying a spa equipped with a SmarTouch Digital control systems Many years of experience went into the design of this family of controls You can be assured your spa control system is the most advanced it is highly reliable and will serve you for many years to come The control system has been designed with the you the user in mind It is very easy to operate and requires a minimal effort on your part You may use it just as it comes to you and without any programming Yet you have the option of getting deeply involved in the inner workings of the control if you so choose You can custom tailor it to fit your needs Please take the time to read at least the first section next page IN A HURRY READ THIS portion of the manual before starting to use your spa for the first time You can familiarize yourself with the rest of the manual at your leisure This manual will also serve as a reference if you choose to modify the operation of your spa SAVE THIS MANUAL Make it available for other spa users You should
5. MP and TIME keys scroll up and down to the desired hour Notice the AM PM Led 4 When the correct hour and AM PM are displayed press the SET key to lock in the new hour 5 The display will now flash the minutes portion of current TOD 6 Using TIME and TEMP scroll to the desired minutes 7 When the correct minutes are displayed press the SET key to lock in the time of day hours and minutes Note TOD is the only parameter in SmarTouch Digital that is not preserved on power down On power up it will default to 12 00 AM all other parameters are restored to the their last setting Page 6 THE CONTROL PANEL The control panel is normally installed on the lip of the spa for easy and convenient access Within the panel housing is a 4 digit LED display used to communicate to the user spa temperature TOD elapsed user time programming status diagnostic and error codes and messages There are 2 different size panels They are interchangeable the 2000 Series panel can have up to 7 keys the 1000 Series panel will have at most 6 keys These are membrane type switches which when depressed generate a signal that the microprocessor will interpret and act upon The switches are labeled and have specific functions They are divided into 2 groups Device Control Group Pump s Air Blower amp Spa Light Status Control Group Up amp Down Keys amp the Set Key Note if any of the keys is pressed and held closed for longer than 2
6. SMARTOUCH DIGITAL APPLIED COMPUTER d L CONTROLS Azusa CA 91702 334 4809 Foothill Blvd 2 626 SmarTouch Digital controls are microprocessor based electronic spa control systems and as such are susceptible to static discharge and high levels of humidity To prevent premature control failure do not hose down flood or allow water to enter the control box enclosure CAUTION High voltage levels exist inside the control box they can cause injury and even electrocution Only certified electricians or trained servicemen should have access to the components inside the box There are no user serviceable parts inside the box All programming is done at the spa side control panel without the need to access the inside of the box If for some reason the control system needs to be serviced please contact Applied Computer Controls for proper procedures Model Serial Software Rev Purch Date Device 120V 240V 15 25 12V installed Primary Pump Circulating Pump OOO Second Pump Third Pump Air Blower Spa Light Fiber Optic Light Fiber Optic Wheel Spa Mister OOOOO L1 E L1 DIEI ET ET EET OOOO TABLE OF CONTENTS INTRODUCTION 4 IN A HURRY 5 Setting Temperature 5 The SET Key 5 Time Of Day TOD 6 SettingTOD 6 THE CONTROL PANEL 7 DEVICE CONTROL GROUP 7 Primary Water Pump 7 Air Blower 8 Auxiliary Pump s 8 Spa Light 8 Summary of
7. also have a spa user s manual which explains how to care for your spa Please read and follow all instructions in your spa user s manual Maintaining the proper levels of pH and the sanitizer will extend the life of your spa equipment Improper chemical levels in the spa are sure to cause premature heater failure as well as failure of other components in the system Failures caused by chemical imbalance are not covered by warranty IN A HURRY READ THIS For those who don t like to read manuals or would like to read the manual later please read at least the following section SmarTouch Digital comes to you with a universal set of default settings If you choose to keep these settings then you only need to remember 2 things how to set the spa temperature and to press the SET key whenever you are done using the spa Setting Temperature Press and hold the TEMP key for 2 seconds Release all keys The display will flash the current selected temperature Using the TEMP and TIME keys UP and DOWN arrows scroll to the desired temperature Press the SET key to lock in the new selection The SET Key After using the spa press the SET key to tell the microcontroller you are done using the spa It will then take over the spa s management including the different filtration cycles heat maintenance economy modes and protection against freezing Upon entering this mode the FILTER light is turned on and a post use filtration cycle i
8. ay from inside the spa the keys will retain their functions and will not be inverted The UP ARROW will still function as the UP ARROW even though when you look at it from within the spa it appears to be the DOWN ARROW The same also applies to the rest of the keys Page 10 The TIME key which is also the DOWN ARROW key is also a repeat key Think of it as or previous Use it to Press and hold for 2 seconds then release it to start setting the real time clock TOD During time setting press TIME to decrease the hours or minutes value that is being set When doing system programming press TIME to scroll to the previous message After selecting a message the system displays the associated value press TIME to decrease that value The SET key is equivalent to Select or Accept It functions as an Enter key of a personal computer it is the proverbial hit any key to continue Press the set key to After using the spa press the SET key to tell the controller to take over the management of the spa During temperature setting press the SET key to lock in a new selected temperature During time of day programming press the SET key to lock in the hour and the minutes When a HLer error message is displayed press the SET key to clear the error if the the cause has been corrected Pressing the SET key the user acknowledges that the cause of the hi limit error has been or will be corrected Note UP is syn
9. e all spa functions off and will flash the HLer message on the display It is not possible to use the spa when this error isin effect When the error has been corrected you must press the SET key to acknowledge that you the spa user are aware of the error condition and should have the proper repairs done 12 SEoP Sensor Open or disconnected and SmarTouch cannot determine the spa temperature The heater is disabled but the spa is operational The sensor must be replaced or reconnected for this message to go away SESH Sensor Short The sensor is shorted and is non functional Temperature cannot be determined the heater is disabled but the spa is still operational Sensor must be replaced to get rid of this message PSoC PSoL PSoH Pressure Switch Open with Circulating Low or High pump s The pressure switch is a device sensitive to pressure inside the heater manifold Pressure in the heater manifold is generated by a pump pushing water through the manifold If one pump is running and the pressure switch does not sense any pressure then there is an indication of no water flow To prevent the heater from being turned on when there is no water running through the heater is turned off and one of these messages will be displayed indicating which pump is supposed to be running A pressure switch error may also be indicated if the switch is out of adjustment or there is an air lock in the pump Adjusting the pressure switch i
10. ed power service It is possible to operate a 240 volt spa system using a 30 amp breaker Connect 240 volt power to the system as previously described then set it to operate in the low power mode To set the controller to operate in low power mode you must set system option P3 to 1 Please read the note on page 18 and the warning on page 19 Note Only experienced service personnel should perform conversions Improper modifications may cause damage to the control system and or the attached heater and pump motors Page 15 d OAR SmarTouch Digital Typical view exploded Enclosure Box GFCI Flange Cover Plate GFCI optional 120 volt 20 amp or 240 volt 50 amp Terminal Block 2 position or 3 position Printed circuit control board SC2000 SC1000 SC1100Jr Heater contactor Pressure Switch 9 Stainless steel heater manifold tube 10 Heater union mail fitting 11 Gasket 12 Heater union female fitting 13 Spa side control assembly Paae 16 COMMUN pup XL LEES 010 4 91077 Cry A38 OZONE 000125 DUT o CG di MUT S SE ALH SC 1000 Control Board LINE1 SECUNDARY PRIMARY PMP 21 OO OZONATOR AIR BLOWER NOWWOS_ LAAN CH ABN UN 000225 SC 2000 Control Board Paae
11. onymous with TEMP and DOWN is the same key as TIME These are used interchangeably and mean the same thing Scrolling means pushing either the UP or the DOWN key to go to the next or previous item or value Page 11 ERROR MESSAGES There are 9 error messages that a SmarTouch may generate Here is a List of these messages and what they indicate CoLd Temperature in the spa heater housing is below 40 Fahrenheit Because spa temperature should never get this low the status of the heater element is unknown Therefore the low speed pump or circulation pump will run continuously until the temperature rises above 45 OH OverHeat The spa is at temperature that is above 108 F SmarTouch will not accept temperature settings above 104 F If for some reason spa temperature rises over the maximum level SmarTouch will display a flashing 105 F to 108 F The spa is still operational but hotter than any person should be subjected to Please do not use your spa when the temperature is flashing or the OH message is displayed In the summer and especially in warm regions ambient temperature may be high enough to overheat the spa naturally Spas are usually well insulated and can store a lot of heat in the equipment compartment HLer Hi Limit Over Heat SmarTouch has a backup water temperature sensor called the HiLimit If the sensor is disconnected or shorted or if the spa temperature should reach above 112 F the HiLimit protection circuitry will forc
12. rademarks of Applied Computer Controls This manual may not be copied or reproduced without permission in part or in total Rev 3 05 C
13. s best left to a trained technician An air lock may happen whenever the spa is so low as to permit air to be sucked in by the pump To bleed an air lock switch off power loosen one of the pump fittings a quarter of a turn You will hear the sound of escaping air then water will start dripping Re tighten the fitting ToE Time Out Error It is not likely that you will ever see this error It indicates that the system s heartbeat is out of control all devices will be shut down and the spa is unusable This message will rarely ever occur if it does please contact Applied Computer Controls 13 ELECTRICAL CONNECTION INSTRUCTIONS NOTICE All spa electrical wiring must be performed by a qualified licensed electrician and must meet all NEC National Electrical Code and state and local codes and requirements DANGER RISK OF ELECTRIC SHOCK 1 The lines carrying power to the spa must be dedicated to the spa and should not be shared with any other appliance s 2 All electrical wiring lines must originate from the electrical panel and terminate hard wired into the electrical wiring compartment The useof extension cords or plug type termination is expressly prohibited and voids the warranty 3 Do not use aluminum wiring Use only copper wiring 4 Wire gauge must be in accordance with NEC requirements for the distance from current source to spa and the current rating as stated on the ID label that is attached to the con
14. s executed that is when the spa needs filtration the most The default system setting includes a 3 hour economy mode the pump will come on at most once every 3 hours to sample water temperature and heat if necessary The controller remembers when you have used the spa and in anticipation of your next usage will perform a 3 hour Auto Filtration cycle before your next spa use SmarTouch Digital Series 1000 and 2000 is a family of intelligent spa control systems These systems are rich with features and can be extensively programmed to fit just about any need The rest of this manual will explain the function of each of the keys on the control panel how to change programmed settings and what each setting does It will also explain all the error messages that you may encounter and their significance and way to correct them Page 5 Time Of Day SmarTouch Digital maintains a 12 hour AM PM internal real time clock Time Of Day The clock based on the line frequency There is no battery backup and whenever the power is turned off TOD is no longer correct It defaults to 12 00 AM whenever the power is turned on If you set TOD then SmarTouch will display time every first 10 seconds of each minute If TOD has not been set then it will not be displayed Setting TOD Optional 1 Press and hold the TIME key for 2 seconds Current TOD will be displayed with the hour portion flashing 2 Release the TIME key 3 Using the TE
15. trol enclosure 5 All wiring must be shielded by a ground metal conduit The conduit must terminate at the electrical access compartment either from the bottom of the spa or through a hole in the side paneling of the spa 6 For a 120 volt system the line wire black is connected to the terminal block lug labeled LINE1 The neutral wire white is connected to the center lug labeled NEUT and the ground wire green is connected to the ground lug labeled G or GROUND T For a 240 volt 4 wire system connected Line1 Neutral and Ground wires as in 6 above The fourth wire is the Line2 wire red and it is connected to the lug labeled LINE2 Paae 14 BRANCH CIRCUIT BREAKER REQUIREMENTS 240 Volts 4 Wire System 30 50 Amp 2 Pole Breaker 240 Volt 3 Wire System 30 50 Amp 2 Pole Breaker CAUTION A new breaker must be used for a new spa installation Do not use an existing or used breaker All spa installations must be protected by a GFCI If your spa control box does not include an integrated GFCI then you must use a GFCI breaker per National Electrical Code requirements 120 240 Volt Conversion All spas are shipped configured for 240 volt 3 or 4 wire systems Please check the nameplate on the control enclosure to identify the type of system in your spa If the nameplate indicates a 120 240 Volt type system then it is possible to convert the spa to 120 volt operation 30 50 Amp Conversion Some homes may have limit
16. y of functions The four device keys JETS AIR AUX and LITE are exclusive when one is pressed no other key may be pressed simultaneously You must release the pressed key before you may press another key Also these keys do not repeat If you press and hold a key for more than 20 seconds that key will be considered defective collapsed and will be deactivated and ignored by the system When released the key will stay inactive for 20 seconds before it is recognized and activated CoA STATUS CONTROL KEYS The keys in this group are used to communicate to the controller system settings and option selection s There are 3 keys in this group and 3 functions that are combinations of these keys Key Press Function TEMP up arrow Prog Temp or Next TIME down arrow Prog TOD or Previous SET key Select or Accept Enter SET amp TEMP Invert display Table 2 Status Control Keys Summary The TEMP key which is also the UP ARROW key is a repeat key if held down Think of this key as or next Use it to Press and hold for 2 seconds then release it to start desired temperature selection During temperature setting press TEMP to increase selected temperature When doing system programming press TEMP to scroll to the next message After message selection the system displays the associated value press TEMP to increase that value Note When the display is inverted you will be able to read the displ
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