Duratech User Manual
Contents
1. This is an overview of the different parameters and their standard values FLOW HEATING DEFROST ED FLOW E HEATING DEFAOST 11 DURATECH heat pumps L The first number on the LED screen stands for the number of the parameter and the second one for its value Daga Desired temperature in cooling mode 6 gt 28 C Desired temperature in heating mode 6 gt 40 C Operation time of the compressor before defrosting mode starts 30 gt 90 minutes Temperature of evaporator at which defrosting starts 30 gt 0 C Temperature of evaporator at which defrosting stops 2 gt 30 C Maximum duration of defrosting procedure 0 gt 12 min Mode of electronic expansion valve O for MAN and 1 for AUTO Memory function for automatic start up O for NO and 1 for YES Operating mode heating only ko DoS fe 9 Not used ENE Fa 2 3 4 5 7 Not used Target Superheat Manual Control for EE valve 15247 steps Temp of Inflowing water Temp of outflowing water Temp of evaporator Return gas temp Amblent temp Temp of exhaust gas 1 10 11 12 13 14 15 16 17 18 19 o Actual open steps of EE valve Parameters 2 up to and including 5 are the settings for the automatic defrosting mode They have been set from the factory for optimal operation and very rarely need to be adjusted by a specialized technician that is only if conditions demand it Parameter 6 indicates the mode of2. KI Transformer YOUMS inss id UBIH me YU MS omsso1d Toep Room controller Tank electrical r O o D n wn D POWER SUPPLY 26 DURATECH heat pumps 8 2 Refrigeration diagram Refrigerant Circuit diagram Condenser AN Filter LOR HEAT PRESSURE EER EXCHANGER IN ONE WAY VALVE Assistant VALVE L capillary OVERLOAD SWITCH 4WAY VALVE Master HIGH Evaporator capillary PRESSURE Fie 3 e EXCHANGER Ng Distribute tube COMPRESSOR 2 DURATECH heat pumps 8 3 Exploded views DURA 7 N i Ko Sa s bay a Tae I Pa w ae ba 21 10 12 14 15 16 17 18 19 20 22 11 Item Code Description Rem Item Code Description 1 Rem DURA0601 Evaporator 1 12 DURAOOI2 Grid 2 DURA0004 Top panel 13 DURA013 Back panel 3 DURA0005 Fan fixation J 14 DURA0014 Corner panel 4 DURA0006 Fanmotor IS 6 DURA0008 Left panel 17 DURA0015 Handle 7 DURA0009 Base panel J 18 DURA0618 Compressor 8 DURA0010 Controlbox 19 DURA0016 Rightpanel 9 DURA0001 Digital controller 20 DURA0620 Heatexchanger 11 DURA0611 Mains connector 22 DURA0017 Compressor capacitor Remark items marked are available as spare part 28 DURATECH heat pumps Jtem Code Description Rem I
3. DURA0001 Digital controller Remark items marked are available as spare part 33 DURATECH heat pumps DURA 26T 10 12 13 14 Item Item Code Description Rem DURA0050 3 phase protector 2 DURA25T02 Bvaporator DURA0045 3 DURA0039 Topplate DURA25T14 4 DURA0040_ Fan motor 7 DURA0046 5 DURA0041 Fan DURA25T16 6 DURA25T06 Compressor DURA0047 DURA0048 DURA0002 1 DURA0049 18 DURA25T08 Heat exchanger 9 DURA0044 Front panel _ Remark items marked are available as spare part 34 DURATECH heat pumps 9 Warranty and RMA return material authorization 9 1 Warranty LIMITED WARRANTY Thank you for purchasing our heat pump We warrant all parts to be free from manufacturing defects In materials and workmanship for a period of two years from the date of retail purchase This warranty is limited to the first retail purchaser is not transferable and does not apply to products that have been moved from their original installation sites The liability of the Manufacturer shall not exceed the repair or replacement of defective parts and does not include any costs for labour to remove and reinstall the defective part transportation to or from the factory and any other materials required to make the repair This warranty does not cover failures or malfunctions resulting from the following 1 Failure to properly instal
4. WAY is to TEST THE DRAIN WATER FOR CHLORINE If no chlorine is detected the drain water is a result of condensation Also take care to leave air inlet and exhaust passages free Prevent exhaust air from immediately re entering the unit through the inlet 17 DURATECH heat pumps 7 Maintenance and inspection 7 1 Maintenance e Check the water inlet and drainage often The water and air inflow into the system should be sufficient so that its performance and reliability does not get compromised You should clean the pool filter regularly to avoid damage to the unit caused by clogging of the filter e The area around the unit should be spacious and well ventilated Clean the sides of the heat pump regularly to maintain good heat exchange and to save energy e Check if all processes in the unit are operational and pay special attention to the operation pressure of the refrigerant system e Check the power supply and cable connections regularly Should the unit begin to function abnormally or should you notice a smell from an electrical component arrange for timely repair or replacement e Winterizing make sure to purge all the water from the heat pump and other systems in order to prevent frost damage e You should also purge the water if the unit will not work for an extended period of time You should check all parts of the unit thoroughly and completely fill the system with water before turning it on again afterwards 7 2 Troublesho
5. air is very humid and cold ice can form on the evaporator In that event a thin layer of ice appears that will grow increasingly bigger as long as the heat pump is running When the temperature of the evaporator has become too low automatic defrost control will be activated which will reverse the heat pump cycle so that hot refrigerant gas is sent through the evaporator during a brief period of time to defrost it 5 5 Temperature difference between inflowing and outflowing water During normal operation of the heat pump the temperature difference between inflowing and outflowing water will approximate 1 to 2 C In the event that the pressure switch does not work and that the water stops circulating the temperature probe monitoring the outflowing water will always detect a rise in temperature As soon as the temperature difference between inflowing and outflowing water exceeds 13 C the heat pump will be automatically turned off 5 6 Low temperature cut out If during cooling the temperature of the outflowing water reaches 5 C or drops below this temperature the heat pump will turn itself off until the water temperature reaches or exceeds 7 C again 14 DURATECH heat pumps 5 7 Anti frost protection during winter This protection can only be activated if the heat pump is in STAND BY mode 5 7 1 First anti frost protection If the filter pump is controlled by the heat pump regardless of the value for parameter 9 and when the wat
6. pump Returning the unit should occur according to our RMA procedure guidelines On the following pages you will find an overview of the different types of failure problems that can occur along with directions to solve them 18 DURATECH heat pumps Possible cause 2 The heat pump isn t functioning yet 2 Wait until the start time delay period has lapsed 3 minutes Observation the compressor is running but the fan isn t and the HEATING DEFROST LED is blinking the heat pump works normally but there is no or insufficient heating the screen displays the temperature but no error codes proportion to the size of the swimming pool Cover the pool to limit heat loss condenser or the fan motor if necessary 3 The fan works but the compressor doesn t 3 Check the electrical wiring of the compressor Replace the condenser or the compressor if necessary 4 The heat pump has not been placed on an optimal 4 Make for sufficient air circulation see manual for location details 5 Faulty temperature setting 5 Set the correct temperature 6 By pass not adjusted 6 Have the by pass readjusted by the installer checked by the installer technician Possible cause 2 The controller is out of order 2 Check the voltage in the electrical wiring to the 4 way valve If no electric potential 1s measured replace the controller 3 The 4 way valve is out of order 3 Check the voltage in the electrical wiring to the 4 way valv
7. the electronic expansion valve When put in AUTO mode 1 the valve is controlled by temperature If put in MAN mode 0 the valve is controlled by the stepping motor which can be controlled by parameter 12 12 DURATECH heat pumps Parameter 7 indicates if the heat pump should or shouldn t start automatically after an interruption of the power supply Parameter 11 controls the opening closing of the expansion valve This can be controlled from 20 to 20 C and has a standard value of 3 C Parameters are modified as follows e Set the heat pump in its STAND BY mode e Press the service key SX to access the parameter menu The parameter number and its value will blink simultaneously e Press the arrow key 4 or w to select the desired parameter Then press MODE and O simultaneously Now only the value of the parameter will be blinking e Then select the desired setting with the arrow key 4 or v e Stop for 5 seconds or press the service key to save the new setting The LED screen will again display OFF Only parameters O and 1 depending on the selected mode are set directly with A or w 4 3 Checking the status Further down in the parameter menu after numbers from 0 to 12 you encounter parameters 13 to 19 These cannot be modified They indicate the values the unit is currently measuring for these parameters ame Measured value Temperature of inflowing water r Temp
8. ups are important if you want your heat pump to function safely and efficiently for years on end The following directions can help you achieve optimal results make for easy access to the service panel keep the area surrounding the heat pump free of contingent organic waste prune the vegetation near the heat pump so that there is enough free space around the pump remove contingent water sprinklers from the vicinity of the heat pump They can damage the heat pump prevent rain from directly running off a roof onto the heat pump Install proper drainage do not use the heat pump if it has been flooded Immediately contact a qualified technician to inspect the heat pump and repair it if should prove necessary SARI Condensation can occur when the heat pump is running This condensation can flow away through an opening in the base pan of the unit The amount of condensation water will increase when atmospheric humidity is high Remove any dirt that could possibly hamper the evacuation of condensation 10 to 20 litres of condensation water can be produced while the unit is running If more condensation is produced stop the heat pump and wait for one hour before checking for leaks in the conduits NOTE A quick way to verify that the water running through the condensation drain is indeed condensation is to shut off the unit and keep the pool pump running If the water stops running out of the condensation drain it is condensation AN EVEN QUICKER
9. 0807 Hd H E 4 Way valve ACN Out gas temp OJO 3 2627 24 pi TH sm umani SI aseyd BUOI UD MS einsseid UBIH oseyd jo yor IO R S i 0 Transformer Room controller Tank electrical TT CP4 CC159 V1 ainsseid 19372 UD MS ainssald MO POWER SUPPLY 24 DURATECH heat pumps DURA 18 DURA 22 ole oje alo water pump Pam a ca E l Law expanding valve ZEN KA eeeee CNI9 O LED HS om om lo HE IO JO HOLI JO me JO EER 12V AC Transformer Room controller Tank electrical POWER SUPPLY 25 03 mr 30 DI DEC Back gas temp Ambient tem Coil tem Outlet water tem Inlet water temp Out gas tem DURATECH heat pumps DURA 22T DURA 26T CM G Y TG water pump pl TS expanding valve red bule black CI R 5 L ch ch sesse JOS LED CM Back gas temp Ambient temp 4 Way valve Coil temp lOLO OlOlO lO lO Outlet water temp Inlet water temp Out gas temp 30 ojojo olololo lo 19 2 i 00807 20 Ia 3 220V AC
10. 1 Preface In order to provide our customers with quality reliability and versatility this product has been made according to strict production standards This manual includes all necessary information about installation start up winterizing and maintenance Please read this manual carefully before opening or servicing the unit The unit must be installed by qualified personnel The following conditions apply for the warranty to be valid e The heat pump can only be opened and serviced by a qualified installer e Operation and maintenance must be carried out according to the recommendations featured in this instruction manual e Use genuine standard spare parts only Failure to comply with these recommendations will invalidate the warranty The company will not be held responsible for damage or injury caused by improper installation or incorrect or unnecessary maintenance The Swimming Pool Heat Pump Unit heats the swimming pool water and keeps the temperature constant Our DURATECH heat pumps have the following characteristics 1 Durability The heat pump is equipped with a PVC amp Duranium heat exchanger which can withstand prolonged exposure to swimming pool water 2 Easy installation Before leaving our factory all our heat pumps are thoroughly tested and made ready to use Only the water inlets and outlets and the electrical hook up need to be taken care of when installing the unit 3 Silent operation An extremely effic
11. 660 660 90 __ 660 660 960 ss NO oo OO N Tl lt lt A4 24 gt Ala DURA 7 360 950 550 DURA 10 370 1010 615 Y DURA 22T DURA 26T lt x DURATECH heat pumps 3 Installation and connection 3 1 Remarks The factory only provides the heat pump unit the other parts including a contingent by pass are to be provided by the user or the installer Attention Please take the following steps when installing the heat pump 1 Each addition of chemicals has to be performed through the conduits located downstream of the heat pump 2 Install a by pass when the flow of the pool pump exceeds the authorized flow through the heat exchanger of the heat pump with 20 Install the heat pump above the pool s water level 4 Always place the heat pump on a solid base and use the supplied silent blocks in order to avoid vibrations and noise 5 Always keep the heat pump in upright position If the unit has been tilted you should wait for at least 24 hours before turning it on 3 2 Location of the heat pump The unit will perform well on any location provided three factors are present 1 Fresh air 2 Electricity 3 Pool filter piping The unit may be installed virtually anywhere outdoors providing minimum distance requirements are met with respect to other objects see diagram below For indoor pools please consult your installer If the unit is placed in a windy area no problems occur wit
12. ARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY WE EXPRESSLY DISCLAIM AND EXCLUDE ANY LIABILITY FOR CONSEQUENTIAL INCIDENTAL INDIRECT OR PUNITIVE DAMAGES FOR BREACH OF ANY EXPRESSED OR IMPLIED WARRANTY This warranty gives you specific legal rights which may vary by country WARRANTY CLAIMS For prompt warranty consideration contact your dealer and provide the following information proof of purchase model number serial number and date of installation The installer will contact the factory for instructions regarding the claim and to determine the location of the nearest service center All returned parts must have a Return Material Authorization number to be evaluated under the terms of this warranty 35 DURATECH heat pumps 9 2 RMA Reduest Form Date 353 ARSS ss City Zip Country code p Contacts Phone RMA Issued by Dae 5 5858 Return for Copy of customer invoice attached Other documents attached to RMA request Description of documents Cf Invoice no __ Serial no voice date L Problem Warranty repair policy 1 Returns must be shipped freight prepaid All return shipping charges are your responsibility 2 Pre authorization is required for the return of all products Products not authorized for return shall be sent back to you at your expense 3 We will repair or replace the products and will ship all products free via a carrier of our choice 4 We will
13. REAM of the heat pump and it is recommended to install a check valve in order to prevent backflow when there is no water circulation Damage to the heat pump caused by disregarding any of these recommendations will invalidate the warranty Check valve Chlorinator LS Z Water Pump N Check valve In line Chlorinator or Brominator DURATECH heat pumps 3 5 Typical setup QU ULU Th Heal pump Oly i SRI HUUUN U ULL b AL LP E TN Tl 2 L Power cable inlet st P EER 6 8 Condensed water draining pipe EE Draining nozzle Discharge wajicrto pool Pool Water inlet Note This setup is just an example 3 6 Adjusting the by pass Adjust the by pass as follows BY PASS e open the 3 valves completely e slightly close valve 1 until water pressure has increased with approximately 100 to 200 grams see also 3 8 Valve 1 close valve 3 about halfway to adjust the pressure of the refrigerant gas in the unit Valve 3 Heat pump Optimum heat pump operation is reached when the refrigerant gas reaches a pressure of 20 2 bar This pressure can be read from the pressure gauge located next to the control panel of the heat pump The adjustment also makes sure that optimum water flow is reached in the unit Note The absence of a by pass or performing an inadequate by pass adjustment may cause the heat pump to function less well or may even damage it which will invalidate the warranty D
14. URATECH heat pumps 3 7 Electrical hook up Important Although the heat pump is electrically isolated from the rest of the unit this only prevents the passage of electricity to or from the pool water Grounding the unit is still reguired to protect yourself from short circuits inside the unit Make for adeguate ground connection Check if the electrical mains voltage corresponds with the operating voltage of the heat pump prior to hooking up the unit It is recommended to use a separate fuse slow type D curve as well as adequate wiring see table below For horizontal models DURA 7 10 13 18 remove the panel on the right of the fan opening For vertical models DURA 22 22T 26T remove the corner panel with the electronic controls Connect the electrical wires with the terminal block labelled TO POWER SUPPLY Next to this connection there is a second terminal block labelled TO PUMP to which the filter pump max SA 240V can be connected This connection makes it possible to control filter pump operation with the heat pump See further under paragraph 4 2 parameter 9 for the different possibilities LIN 1 2 TO POWER SUPPLY TO PUMP g Remark For models with 3 phases switching 2 phases may cause an inversion in the rotational direction of electrical motors which could damage the unit Therefore a protection device has been built in which will interrupt the circuit if the connection has not been perf
15. ck the settings of the defrosting function together with your installer 4 The 4 way valve is out of order 4 Check the voltage in the electrical wiring to the 4 way valve If electric potential 1s measured replace the coil If the problem persists have the heat pump checked by a refrigeration technician 5 Not enough refrigerant 5 Have the heat pump checked by a refrigeration technician 20 DURATECH heat pumps 7 3 Overview of possible error codes displayed on the screen Go back to chapter 5 Protection systems for more detailed information The heat pump screen displays one of the following codes Display PPI PP2 PP3 DDS PP7 PP7 PP7 HP F O LO EE4 EES Cause WATER IN sensor out of Sensor open or short circuited order Solution Check or replace the sensor WATER OUT sensor out of Sensor open or short circuited order PIPE sensor out of order Sensor open or short circuited AIR sensor out of order Sensor open or short circuited Temperature difference between WATER IN and Check or replace the sensor Check or replace the sensor Check or replace the sensor Insufficient water flow Check the water flow Pressure switch out of order Replace the pressure switch WATER OUT is too large Water temperature too low during cool down Insufficient water flow Check the water flow Sensor WATER OUT Check or replace the sensor displays an incor
16. e If electric potential 1s measured replace the coil If the problem persists have the heat pump checked by a refrigeration technician 19 DURATECH heat pumps the heat pump works but stops after a short while the screen displays OFF 1 Wrong setting of parameters 1 Check the settings of the parameters and modify if necessary the heat pump doesn t stop Observation the screen displays the temperature but no error codes Possible cause 1 Wrong setting of parameters Check the set parameters and adjust them if necessary settings just above the capacity of the heat pump 2 Pressure switch out of order Check operation of the pressure switch by turning off the filter pump and restarting it If the heat pump doesn t react to this the pressure switch must be adjusted or replaced 3 Electrical failure 3 Contact your installer water leak there s an amount of water under the heat pump 1 Condensation due to atmospheric humidity 1 No action required 2 Water leak 2 Try to localize the leak and check for the presence of chlorine in the water If that is the case the heat pump must be temporarily replaced during repair any dirt that could be present on the evaporator 2 High water temperature 2 If the pool water is already quite hot warmer than 29 C the probability of ice formation increases Lowering the set temperature is a possible option 3 Incorrect setting of automatic defrost control 3 Che
17. er temperature lies between 2 and 4 C and the air temperature is lower than 0 C the filter pump will be automatically turned on to prevent the water from freezing in the piping This protection is deactivated when the temperature rises again 5 7 2 Second anti frost protection If the water temperature drops even more that is below 2 C during long frost periods the heat pump will also start running to heat the water until its temperature approximates 3 C When this temperature is reached the heat pump will stop but anti frost protection will remain active until conditions change 15 DURATECH heat pumps 6 Directions 6 1 Swimming pool water chemistry Special attention should be paid to the chemical balance of the pool water The pool water values should always stay within the following limits x M Max Free chlorine mg l TAC mg i 80 35 Salt g l Log Important failure to comply with these limits will invalidate the warranty Note exceeding one or several limits can damage the heat pump beyond repair Always install water treatment equipment past the heat pump s water outlet especially if the chemicals are automatically added to the water A check valve should also be installed between the outlet of the heat pump and this equipment in order to prevent products from flowing back into the heat pump if the filter pump stops 6 2 Setting the flow switch The water flow switch is set to 0 14 bar b
18. erature of outflowing water 5 Temperature of evaporator 16 Temperature of returning gas Ambient temperature 18 Temperature of exhaust gas 19 Position stepper motor 4 4 Setting the CLOCK e Start setting the clock by pressing the CLOCK key The LED screen will display the time and the hours will start to blink e Press 4 or w to set the desired hour e Press CLOCK again Now the minutes start blinking e Press 4 or v again to set the minutes Press CLOCK again to save the settings 13 DURATECH heat pumps 5 Protection systems DURATECH heat pumps are equipped with the following standard protection systems 5 1 Water pressure switch Thanks to this pressure switch the heat pump will not work when the filter pump is not working and the water is not circulating This system prevents the heat pump from heating only the water present in the heat pump itself The protection also stops the heat pump if water circulation is cut off or stopped 5 2 Refrigerant gas high and low pressure protection The high pressure protection makes sure the heat pump is not damaged in case of overpressurisation of the gas The low pressure protection emits a signal when refrigerant is escaping from the conduits and the unit cannot be kept running 5 3 Overheating protection on the compressor This protection protects the compressor from overheating 5 4 Automatic defrost control When the
19. h e g the pilot light as opposed to what is often the case with gas heaters ATTENTION Do not place the unit in an enclosed area with a limited air volume where the unit s discharged air will be re circulated or near shrubs that could block the air inlet These locations deny the unit a continuous fresh air supply which reduces its efficiency and may prevent adequate heat yield See diagram below for minimum required distances N Air outlet 2000mm 200mm 1000mm Air inlet DURATECH heat pumps 3 3 Distance from the pool Normally the pool heat pump is installed within a 7 5 meter radius of the pool The greater the distance from the pool the greater the heat loss from the piping Since the piping is buried for the most part heat loss is minimal for distances of up to 30 meters 15 meters to and from the pump 30 meters total unless the soil is wet or the water level is high Heat loss per 30 meters could roughly be estimated at 0 6 kW hour 2000 BTU for every 5 C temperature difference between the pool water and the soil surrounding the pipe which translates to an operation time increase of 3 to 5 3 4 Installation of the check valve Attention When using automatic chlorine and pH dosage systems it is of uttermost importance to protect the heat pump from high concentrations of these chemicals that could corrode the heat exchanger Therefore such systems should add the chemicals in the conduits located DOWNST
20. ient rotary scroll compressor and a low noise fan guarantee silent operation of our heat pumps 4 Advanced controlling By means of the electronic control panel all parameters can be set and the status of all measured variables can be displayed Remote controlling can also be achieved DURATECH heat pumps 2 Specifications 2 1 Technical data sheet DURA 7 DURA 10 DURA 13 DURA 18 DURA 22 DURA 22T DURA 26T FEE EE s los 26 ss la lo ano stoximmpoverinpu ww nas om a6 se aas aa so maen ARR cor ss ss ss ss ss ss ss ai gs oe Tl ra 3 Nomada A es 92 mi s ao nu se Mimmo a 66 93 ms n a 79 os numberorcompresos a lo a a oa oa compressoripe Roay Roay Rowy Seot seon seron sel Refrigerant R407C R407C R407C R407C R407C R407C R407C amountotretiserm ko os 12 19 20 a 22 u saan EE L I lot a a oa ou pw w as wo o mw 2 a a Fandirei n wHoriontt Horizont Horizonal Verieu venial Venical verica _ noise labay s s a s os s AA so o so sole lolo omina water now mom ss s7 os so wa w mg Measuring conditions Outdoor air temp 25 C Inflowing water temp 25 C rel humidity 65 DURATECH heat pumps 2 2 Dimensions at naal 4 III Vt EMY el se NOTE war SAT 470 1130 680 __
21. l operate or maintain the product in accordance with our published Installation amp Instruction Manual provided with the product 2 The workmanship of any installer of the product 3 Not maintaining a proper chemical balance in your pool pH level between 7 0 and 7 8 Total Alkalinity TA between 80 to 150 ppm Free Chlorine between 0 5 1 2mg l Total Dissolved Solids TDS less than 1200 ppm Salt maximum 8 I 4 Abuse alteration accident fire flood lightning rodents insects negligence or acts of Gods Scaling freezing or other conditions causing inadequate water circulation 6 Operating the product at water flow rates outside the published minimum and maximum specifications 7 Use of non factory authorized parts or accessories in conjunction with the product 8 Chemical contamination of combustion air or improper use of sanitizing chemicals such as introducing sanitizing chemicals upstream of the heater and cleaner hose or through the skimmer 9 Overheating incorrect wire runs improper electrical supply collateral damage caused by failure of O rings DE grids or cartridge elements or damage caused by running the pump with insufficient quantities of water A LIMITATION OF LIABILITY This is the only warranty given by Manufacturer No one is authorized to make any other warranties on our behalf THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED W
22. mm Valves DURA 1 220 240V 204 2 2 5 2 5 mm i URA is o 240V 254 2 4 4mm o D DURA 22 220 240V AOV 32A 24 4 mm OUT IN 1 3x380V 20A nn 492 5 2 5 mm _ SE DURA 26T 3x380V 20 4 2 5 2 5 mm Read the installation manual for more detailed instructions Lees aandachtig de instructies in de installatiehandleiding Lisez les instructions dans le manuel d installation Lesen sie die Anweisungen im Installation Handbuch 22 DURATECH heat pumps 8 Detailed specifications 8 1 Electrical diagrams DURA 7 DURA 10 BLUE WHI BLK Y G water pump expanding valve i CNI9 C LED CM Back gas temp 4 Way valve Ambient temp Coil temp FM H Outlet water temp 4 Way valve X FM L Inlet water temp POWER SUPPLY N5 Out gas temp Transformer Room controller Tank electrical 23 DURATECH heat pumps EER FM expanding valve water pump BLUE WHI BLK Y G Lessee CNI9 C LED Back gas temp 4 Way valve Ambient temp Coil temp FM H PWH Outlet water temp FM L Inlet water temp il T 0
23. ms POOL HEAT PUMP UNITS nstallation amp Instruction Manual DURATECH series Il a Le Rev 2 00 18 11 2009 DURATECH heat pumps Contents SWIMMING POOL HEAT PUMP UNITS Contents 1 Preface 2 Specifications 2 1 Technical data sheet 2 2 Dimensions 3 Installation and connection 3 1 Remarks 3 2 Location of the heat pump 3 3 Distance from the pool 3 4 Installation of the check valve 3 5 Typical setup 3 6 Adjusting the by pass 4 Use and operation 4 1 Features of the LED control panel 4 2 Setting the parameters 4 3 Checking the status ___ 4 4 Setting the CLOCK __ 5 Protection systems 5 1 Water pressure switch 5 2 Refrigerant gas high and low pressure protection 5 3 Overheating protection on the compressor 5 4 Automatic defrost control 5 5 Temperature difference between inflowing and outflowing water 5 6 Low temperature cut out 5 7 Anti frost protection during winter 6 Directions 6 1 Swimming pool water chemistry 6 2 Setting the flow switch 6 3 Heat pump winterizing 6 4 Restarting the pump after winter 6 5 Check up 7 Maintenance and inspection 7 1 Maintenance 7 2 Troubleshooting guide 7 3 Overview of possible error codes displayed on the screen 7 4 Check list for installation 8 Detailed specifications 8 1 Electrical diagrams 8 2 Refrigeration diagram 8 3 Exploded views 9 Warranty and RMA return material authorization 9 1 Warranty 9 2 RMA Request Form DURATECH heat pumps
24. ormed correctly If you see a red LED light up at the top of this protection device 2 phase wires have to be switched f Cable diameter mm Model Voltage volt Fuse A Nominal current A for a max length of 15 meters DURA 7 220 240 66 242 5 2 5 DURA 10 220 240 2 2 5 2 5 2 2 5 2 5 7 9 5 2 DURA 22 220 240 DURA 22T 3x 380 DURA 26T 3x 380 79 4425425 o 8o 4425425 DURATECH heat pumps 3 8 First time start up Note In order for the unit to heat the pool or spa the filter pump must be running so that the water can circulate through the heat pump Without this circulation the heat pump will not start When all connections have been made and checked you should follow these steps 1 Turn on the filter pump Check for leaks and verify flow to and from the pool 2 Turn on the electrical power supply to the unit then press the ON OFF key CD on the electronic control panel The unit should start when the time delay period has lapsed see further 3 When the unit has been running for a couple of minutes check if the air leaving the unit is cooler 4 Check the performance of the flow switch as follows with the unit running turn the filter pump off The unit should also switch off automatically If not the flow switch must be readjusted see further under 6 2 5 Allow the unit and filter pump to run 24 hours a day until the desired pool water temperature is reached When the set temperatu
25. oting guide Improper installation may result in an electrical discharge that could lead to death of or serious injury to pool users installers or others due to electrical shock and may also cause damage to property DO NOT attempt to modify the internal configuration of the heat pump 1 Keep your hands and hair clear of the fan blades to avoid injury 2 If you are not familiar with your pool filtering system and heat pump a Do not attempt to adjust or service without consulting your dealer or your professional pool or air conditioning contractor Read the entire installation and user manual before attempting to use service or adjust the unit c Start the heat pump at least 24 hours after its installation in order to prevent damage to the compressor Nota Switch off the power prior to maintenance or repairs Important remark if a malfunction cannot be resolved immediately your installer can contact our customer service To be able to help you we will need the serial number of your heat pump In order to analyse the problem itself we will need to know the message error code that is displayed on the LED screen as well as the values for the settings parameters 0 to 9 and for the status of the heat pump parameters A to E just before the failure or if this is impossible just after it Please keep this Information at hand when calling our customer service This information is also indispensable if you need to return a heat
26. re available as spare part Item 15 17 18 DURA1718 DURA1719 Back grid DURA1720 DURA0001 Digital controller NNNNININNN NIAI AININ oOV Rem ad ad Manie ME Mad 31 DURATECH heat pumps DURA 22 Na UH I U Rem Item Code Description Rem 13 DURA213 Mains connector JIS DURA2115 Compressor capacitor 1 _ 5 DURAOO4I Fan 17 DURA046 Grid 6 PDURA2106 Compressor 18 DURA2II8 Fluid accumulator 7 DURA0042 Base panel 119 e MEN sa 2 DURA0052 Evaporator ws 8 DURA0043 Heat exchanger 9 FINO Co Remark items marked are available as spare part DURA0044 Front panel 1 DURA0037 A C relays 32 DURATECH heat pumps DURA 22T Item Code Description Rem Item Code Description Rem 1 DURA0038 Fangid 12 DURA0050 3 phase protector _ 2 DURA0052 Evaporator 13 DURA0045 Fan capacitor 3 DURA0039 Top plate 14 DURA2ITI4 Mains connector 4 PDURA0040 Fanmotor 15 DURA046 Grid 5 DURA0041 Fan 16 DUTA2ITI6 Fluid accumulator 6 DURA21T06 Compressor J17 lo 7 DURA0042 Basepanel 18 DURA0047 Frontpanel2 8 DURA0043 Heatexchanger 19 DURA0048 Dividerpanel 9 DURA0044 Front panel 1 20 DURA0002 LED display oo _ 10 DURA0037 A Crelays 21 DURA0049 Coverpanel 11
27. re is reached the unit switches itself off The unit will now automatically restart as long as your filter pump is running when the temperature of the pool water experiences a drop of more than 1 C below the set temperature Depending on the starting temperature of the pool water and the air temperature it can take several days for the water to reach the desired temperature Covering the pool can drastically reduce this period Water flow switch the unit is equipped with a flow switch that is switched on when enough water has flowed through the unit and that is switched off when the water flow becomes too low e g when the filter pump is switched off If the pool water level is located more than one meter above or below the heat pump your installer may need to adjust this flow switch see further under 6 2 Time delay the unit is equipped with a built in 3 minute start delay included to protect electrical components and contacts After this time delay the unit will automatically be restarted Even a brief interruption of the power supply will activate the start delay and prevent the unit from starting immediately Additional interruptions of the power supply during the delay period will have no effect on the 3 minute countdown 3 9 Condensation When the swimming pool water is being heated by the heat pump the incoming air is cooled down quite a bit which can cause condensation on the fins of the evaporator Condensed volumes can a
28. rect message Low temperatures for water and air Low temperatures for water active and air High pressure protection Insufficient water flow Check the water flow Pressure switch out of order Replace the pressure switch Too much refrigerant gas present refrigeration technician refrigeration technician Leak in the cooling conduits refrigeration technician Insufficient water flow Insufficient water flow Check the water flow Pressure switch out of order Replace the pressure switch No action required No action required Faulty phase wiring Put phases in order The temperature difference Insufficient water flow Check the water flow between WATER IN and large 3 times in a row discharge gas bypass Communication failure No communication between Check the connection between the digital display and the the screen and the controller system controller Replace screen and or controller ZI DURATECH heat pumps 7 4 Check list for installation ATTENTION OPGELET ATTENTION ACHTUNG Z A Air outlet T 1000mm gj Air inlet 3 Electrical connection elektrische IT BY PASS F k _ aansluiting raccordement lectrique s rt ua TT GE elektrischer Anschluss E Valve 1 i i la valve 2 Il DURA 7 _ 220 240V 164 2 2 5 2 5mm EE 220 240V 16A 2 2 5 2 5
29. ship at your expense via any express carrier service you request Return procedure 1 Before calling for an RMA number please make sure that you have correctly followed the installation instructions and operating procedures mentioned in the user guide Call our Return Merchandise Authorization department and request an RMA Request Form On the RMA Request Form make sure you have filled in ALL the information fields For returns within the warranty period you must add a copy of your original sales invoice to your customer Send RMA Request Form sales invoice and other documents pictures to us by fax or e mail An RMA number will be issued within 24 hours after proper documents have been received We may refuse to issue an RMA number in the event of failure to provide the information mentioned in item 3 and 4 The RMA number should be clearly written on the shipping label and on the label placed on the shipping box All unlabeled or mismarked or illegibly marked products will be refused and returned freight collect All packages which appear to be damaged at the time of delivery to us will be refused AS IS Please ascertain that the products sent to us are the same products for which the number was issued If the products do not match the products under the assigned RMA number we will return all products freight collect 10 No return lacking an RMA number will be accepted absolutely without exception 11 The RMA n
30. take the necessary precautions for winterizing can damage the heat pump which will invalidate the warranty The heat pump filter pump filter and conduits must be protected in areas where the temperature can drop below the freezing point Evacuate all water from the heat pump as follows 1 interrupt the electrical power supply to the heat pump 2 close the water supply to the heat pump completely close valves 2 and 3 of the by pass 3 disconnect the water inlet and outlet coupler fittings of the heat pump and let the water drain out of the unit 4 loosely reattach water inlet and outlet coupler fittings to the heat pump in order to prevent dirt from getting into the conduits Note these precautions should not be taken if you choose to use the built in anti frost protection 6 4 Restarting the pump after winter If you purged your heat pump for winterizing you should undertake the following steps to restart it in spring 1 check first if there is no dirt in the conduits and if there are no structural problems 2 check if the water inlet and outlet coupler fittings are adequately fastened to the heat pump 3 start the filter pump to start the water flow to the heat pump Set the by pass again 4 reconnect the electrical power supply to the heat pump and turn it ON 6 5 Check up DURATECH heat pumps have been developed and built to last that is if they have been installed correctly and can run under normal conditions Regular check
31. tem Code Description 1 Rem 1 DURA0018 Top panel 13 DURA0029 Corner panel 2 DURA0019 Fan fixation 14 DURA0030 Back grid 3 DURA0020 Side grid 15 DURA0815 Evaporator 4 DURA0021 Fanmotor 16 DURA0031 Back panel 5 DURA0022 Fan J5 7 C o 6 DURA0023 Divider panel 18 DURA0818 Heatexchanger_ 7 DURA0025 Base panel 19 DURA0819 Compressor 8 DURA0026 Fan panel 20 DURA0032 Right panel 9 DURA0027 Controlbox 21 DURA0002 LED display 10 DURA0001 Digital controller 22 DURA0033 Front panel 11 DURA0003 Relays 23 DURA0823 Mains connector Remark items marked are available as spare part 29 DURATECH heat pumps DURA0018 Top panel ipti Item 2 DURA0019 PS H Heat exchanger DURA0022 6 8 DURA0026 Fan panel 9 DURA0027 Control box _ I Remark items marked are available as spare part Rem E ae Ka DURA0023 Divider panel 18 DURAI218 Heat exchanger s ER mr ER EN 30 DURATECH heat pumps DURA 18 1 f ep p3 LL L 4 1 DURA1701 Top panel 2 DURA1702 16 o GE ENE Ed 3 DURA1703 Fan motor 4 DURAI704 Fan 5 DURA1705 Left corner panel 6 DURAI706 Left grid 8 DURA1708 Fan grid 9 DURAI709 Front panel _ 28 Remark items marked a
32. ttain several litres per hour under high atmospheric humidity Sometimes this 1s wrongfully interpreted as a water leak 10 DURATECH heat pumps 4 Use and operation 4 1 Features of the LED control panel ca J Press 4 or Y to modify settings Access to parameters Press CLOCK to set the time On Off With the On Off key CD the heat pump is turned on or turned off stand by status If the LED next to this key lights up the heat pump is turned ON Setting the desired temperature of the swimming pool water is achieved with the arrow keys regardless if the heat pump is turned ON or OFF You simply press the arrow keys to set the desired temperature directly e When the unit is turned ON and is running the temperature of the swimming pool water can be read off the LED screen e When the unit is turned ON and the desired temperature is reached OFF appears on the LED screen e When the unit is turned OFF OFF is always displayed on the LED screen the heat pump goes on monitoring all parameters of the system and all protection systems remain active The heat pump is thus in STAND BY mode We will continue using this expression if we wish to indicate that the heat pump is turned OFF 4 2 Setting the parameters Parameters can always be checked by pressing the service key DE regardless if the pump is turned ON or is in STAND BY mode Only in STAND BY mode can the parameters be modified
33. umber is only valid for 21 calendar days after authorization We reserve the right to refuse returned items beyond 21 days from the date on which the RMA number was assigned Out of warranty products Customers are responsible for the shipping and repair costs The estimated repair costs will be given after diagnosis has been performed on the returned products Diagnostic charges amount to 50 00 and up Pit ge Da ONA 36
34. y default As from this water pressure value the heat pump will be able to function This 1s the minimum required water pressure for most installations This setting may only be modified if the heat pump does not start running despite sufficient water circulation or 1f it does not stop when the filter pump stops Always make sure that the water filter is clean before adjusting the settings of the flow switch a dirty filter will lower the water flow and hamper correct adjustment of the flow switch settings Directions 1 Check that all valves are opened so that water can run through the heat pump Start the filter pump 2 Start the heat pump 3 If the heat pump does not start after the time delay there might not be enough water circulation Investigate and correct contingent circulation problems prior to adjusting the flow switch Remove the heat pump s access panel The flow switch 1s located on the lower right Turn the screw on the flow switch slowly in anticlockwise direction Wait for the time delay Repeat step 3 until the heat pump starts running Once the heat pump is running stop the filter pump The heat pump should immediately turn itself off If the heat pump does not turn itself off the screw should be turned clockwise until the heat pump stops Check once more if the flow switch functions correctly by turning the filter pump on and off AIR ME 16 DURATECH heat pumps 6 3 Heat pump winterizing Important failure to
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