WATER HEATER
Contents
1. Fig 5 3 Fig 5 5 This type of duct connection is recommended if the appliance is installed inside a room where temperature is higher than outdoor temperature e Air inlet and outlet need to connect with canvas inlet connect to canvas air outlet without canvas A Bs10m As10m A B A Air Outlet Air Inlet Air Outlet Air Inlet lt n lt 4 lt u W Terry Fig 5 4 Fig 5 6 This connection way is advantageous in summer 11 INSTALLATION e Canvas Duct Description Canvas Duct Round canvas duct i Straight line ight li Bent pressure drop Pa Bent s qt pressure drop Palmi Straight line length m pressu p Pa qty lt 5 Other shaped canvas duct Refer to above data Note In case of need canvas duct to be connected at air outlet better than at inlet Upon connected canvas airflow rate and capacity in heat pump system will decrease e In case main U2. INSTALLATION amp USER S MANUAL Model HWMI 300 A HO AIDO WARNING PLEASE READ CAREFULLY THIS MANUAL BEFORE INSTALLING THE WATER HEATER 9 TERMAL S R L della Salute 14 40132 Bologna ITALY EUROPEAN REGULATIONS CONFORMITY FOR THE MODELS Water Heater HWMI 300 A CE DISPOSAL REQUIREMENTS All the products are in conformity with the following European provision Your Water Heater is marked with this symbol Low Voltage Directive 73 23 EEC This means that electrical and electronic products Low Voltage Directive 2006 95 EC shall not be mixed with unsorted household waste Electromagnetic CompatibilitY 89 336 EEC Do not try to dismantle the system yourself the dis Electromagnetic Compatibility 2004 108 EC mantling of this kind of system treatment of the ROHS refrigerant of oil and of other part must be done _ by a qualified installer in accordance with relevant The products are fulfilled with the requirements in the directive 2002 95 EEC of the local and national legislation Water Heater must be European parliament and of the council on the Restriction of the use of Certain Haz ardous Substances in Electrical and Electronic Equipment EU RoHS Directive specializoditeatmentacilty tor te Use recycling recovery By ensuring this product is disposed of correctly you will help to prevent
3. CTI F 24 gt 800mm e The site contains mineral oils such as cutting lubricant Seaside where the air contains much salt N gt 600 Sites where there are corrosive gases gt 00 Factories where the power voltage fluctuates seriously SANA Inside car or cabin LLLLLLLLLLLLLLLLLL LL LLLLLLLLLL Place like kitchen where oil permeates AN Place where strong electromagnetic waves exist Place where flammable gases or materials exist ANNAN VALLLLLLLLL Place where acid or alkali gases evaporate ELLE LL e Other special environments Fig 3 2 INSTALLATION 4 INSTALLATION A WARNING e Water Heater Units must be installed only by Authorized Technical Service The User must never try to install the appliance by himself Incorrect installation may result water leakages electric shock or fire e The equiment must be installed far from direct sunlight and from other heat appliances If this is not possible please install a covering The Unit must be securely fixed in order to avoid noise and vibration Make sure there is no obstacle around the Unit e In places where there is strong wind like seashore fix the Unit a location protected from the Unit Carry the Unit to the installation site by observing the rules an
4. DIAGNOSTIC Non error Malfunction e 3 minutes Protection After a blackout when power is supplied again itis necessary to wait 3 minutes before Unit may restart for protecting compressor e In case of intervention of a self protection please check the following When the Power indicator lights up if the system is forced to run while startup requirements have not been met If the air outlet or inlet is blocked or strong wind blows to air outlet e Defrosting When it is humid and cold the evaporate may defrost and the water heating capacity decreases The system will stop heating water and start defrosting at the end of which water heating will be restarted e During defrosting fan stops working four way valves reverses the flow direction and compressor keeps working e The defrosting time varies from 3 min to 10 min according to the ambient temperature and the frost e Temperature Display e When the system stops a decrease of the temperature is normal When it decreases to some point the system will restart automatically During water heating the displayed water temperature might still decrease or not increase for a period of time because of the heat exchange of the water When the whole tank of water has reached the set temperature the system will stop automatically Malfunctions and Solutions Table 10 1 Malfunction Bad connection of power Reconnect the plug supply plug and socket Qu
5. WEEE potential negative consequences for the environment and human health In accordance with the directive 2002 96 CE of the European parliament Please contact the installer or local authority for more information herewith we inform the consumer about the disposal requirements of the electrical and electronic products President WARNING This Unit is required reliable earthing before usage otherwise might cause death or injury Please ask Authorized Technical Service for reliable earthing connection Your safety is the most important thing we concerned Table of Contents PRODUCTS OUTLINE E 5 PRECAUTIONS amp ACCESSORIES AAE A ea 6 8 WIRING geese aa 13 OP EATING TIS INS aaa 15 TRIAL RUNNING amp CAPABILITY 22 TENANCE 24 DIAGNOSTIG amp ERROR CODES SERRER 25 AUTOMATIC RESTART AFTER BLACKOUT 27 PRODUCT S OUTLINE PARTS NAMES Air Outlet Air Inlet Filter Top Cover Evaporator Electronic Control Fan Assy Bo
6. indicators light up the water temperature has reached the set point e In water using the temperature of the lower part may decrease while the upper part still keeps a high temperature The system will start heating the lower part this is normal Error Display e When common error happens the system enters Standby Mode and could still work but not so efficient as normal Please contact the Authorized Technical Service e When serious error happens the system will be unable to carry on Please contact the Authorized Technical Service When error happens the buzzer will buzz 3 times every minute ALARM indicator flashes and the display indicates the error code and water temperature alternatively Press CANCEL button for 3 seconds to stop the alarm Restart after a Long Stop When the system is restarted after a long time trial running included itis normal if the outlet water is unclean Keep the tap on and it will be clean soon 2992 MAINTENANCE 9 MAINTENANCE Ordinary maintenance of Water Heater e Check the connection between power supply plug and socket and ground wiring regularly some cold sites below 0 C if the system will be stopped for a long time all the water should be released for preventing the risk of freezing of inner tank and damages to e heater It is recommended to clean the inner tank and e heater regularly to keep an efficient performance e Check the anode
7. of Water Heater Unit Improper installation may result in water leakage electric shock or fire e Ask the Authorized Technical Service for the repair and maintenanance Improper repair and maintenance may result in water leakage electric shock and fire e In order to avoid electric shock fire or injury if any abnormality is detected such as smell of fire turn off the power supply and call Authorized Technical Service for instructions e Never use the wire and fuse with wrong rated current Use of wrong wire or fuse may cause the Unit to break down ora fire Do not insert fingers rods or other objects into the air inlet or outlet When the fan is rotating at high speed it will cause injury Never use a flammable spray such as hair spray lacquer paint near the Unit It may cause a fire e Never touch the air outlet or the horizontal blades while the swing flaps is in operation Fingers may be caught or the Unit may break down e Never put any objects into the air inlet or outlet Objects touching the fan which rotates at high speed can be dangerous The appliance must be installed in accordance with national wiring regulations The appliance must not be used by children without supervision e If the supply cord is damaged it must be replaced by the Manufacturer or by the Authorized Technical Service in order to avoid the hazard of electric shocks e An all pole disconnection device which has a
8. In case of malfunction please contact Authorized Technical Service 26 AUTOMATIC RESTART AFTER A BLACKOUT When a power failure occurs during operation the Water heater stops immediately When power is restored the Water Heater will automatically restart after 3 minutes have elapsed since power is restored This means it is not required to press the ON OFF button Operation settings will be the same as before the blackout WARNING However it is necessary to program TIMER again as in case of a blackout TIMER settings for automatic start or start stop of the Water Heater are cancelled SOPs Group HOKKAIDO Srl 14 Via della Salute 40132 Bologna Italy Tel 39 051 41 33 111 Fax 39 051 41 33 112 www hokkaido eu www termalgroup com Due to on going technological development of the Products by the Manufacturer we reserve the right to vary the technical specifications at any time and without notice
9. and stop the Water Heater will start according to the set start time and will automatically stop after 10 minutes Method for setting TIME ON TIME OFF Press the TIME ON key the minute digits of the clock on the display start flashing slowly Press the UP and DOWN key you can adjust minutes aO 19 OPERATING INSTRUCTIONS Press the TIME ON key again the minute digits stop flashing and the hour digits start Press the UP and DOWN keys you can adjust the hour Press the TIME OFF key the minute digits on the display start flashing slowly Press the UP DOWN keys adjust minutes aO Press the TIME OFF key again the minute digits stop flashing and the hour digits start Press the UP and DOWN keys adjust the hour ORO Stop operation for about 10 sec flashing stops and TIME ON TIME OFF setis finished Fig 7 10 To cancel TIME ON OFF set In the unlocked state press the CANCEL key for 1 second the TIME ON OFF function will be cancelled CANCEL Fig 7 11 NOTE e Time ON and Time OFF cannot be the same time If they are the same the stop time will delay 10 minutes automatically For example Time ON and Time OFF set to 01 00 atthe same time stop time will be to 01 10 automatically e Time OFF function cannot be used alone The key can be used only after set the Time ON e Waning
10. switch to E heater mode manually to ensure that normal operation of appliance is restored LA code will disappear and ALARM indicator will stop flashing Fig 7 16 e If there is a malfunction error code will be displayed in the screen of set Temperature If you press CANCEL button LA error code will be displayed for another 1 minute then display will show temperature value ALARM indicator flashes to indicate there is a malfunction Visualizzazione del Codice di Errore d ALARM Z lt oo 121 C Fig 7 14 Fig 7 17 Error Code which indicates that e Ifa malfunction occurs while system works in there is a conflict with the operation condition of heat pump Economy mode operation may keep on if E heater mode is selected TEMP SET When some error happens though the system could be used in some circumstances it could not reach the expected efficiency Please contact Authorized Technical Service Fig 7 15 e Error Code Explanation see further on Table 10 2 WARNING e Error Display Whatever intervention on Water Heater e If some errors happen the buzzer will buzz 3 times must be carried out by Authorized Technical every other minute and the ALARM indicator will Service as there is danger of electric flash quickly shocks Press CANCEL button for several seconds to stop the buzzer butALARM indicator will keep on flashing 21 TRIAL
11. In case of a blackout when power supply is restored the Water Heater will automatically restart with previous settings but Timer settings will be cancelled so itis necessary to set Timer again Power ON and Power OFF After selecting the desired settings press ON OFF button and the Water Heater will start according to the settings To stop the appliance press again ON OFF button ove Fig 7 12 e Operation status The LA error code from the screen of set Temperature will appear and reminds User when ambient temperature does not meet the operation conditions of heat pump Unit 5 43 C User can switch the Economy mode to E heater mode to reach a higher volume of hot water if needed The Unit will return operation pre status automatically when the ambient temperature meets the operation conditions of heat pump mode and the error LA will disappear at the same time 290 OPERATING INSTRUCTIONS ALARM indicator flashes to indicate that there is a malfunction AS gt ALARM Error Code which means a conflict with operating conditions of heat pump TEMP SET LAs Fig 7 13 Press CANCEL key to stop e In case of continuous operation for 20 hours the buzzer and ambient temperature does not meet the operation conditions of heat pump 7 43 C range LA code will be displayed and ALARM indicator will flash In this case itis possible to select E HEATER mode only Please
12. K key again the minute digits stop flashing while the hour digits Press the UP and DOWN keys you can adjust the hour Press CLOCK key again or stop operation for about 10 seconds flashing will stop and clock set is successful Fig 7 4 e Mode Selection Unit has three operation modes Economy Mode Hybrid Mode and E heater Mode ECONOMY Mode The Unit heats water only by compressor drive according to heat pump principle Used when the ambient temperature is high HYBRID Mode The Unit heats water not only by compressor drive but also by electric heater Used when the ambient temperature is low or a large amount of hot water is needed E HEATER Mode The Unit heats water only by electric heater Used when the ambient temperature is very low By default the Unit operates in HYBRID Mode To change operation mode Press the MODE key operation mode will be shifted among the three modes in a cycle meanwhile the corresponding indicator on the display will light up Select your desired operation mode Fig 7 5 e Temperature Set Temperature displayed is the water temperature in the upper part of the tank Default is 55 C The Economy mode setting range is 38 60 C The Hybrid and E heater mode setting mode setting mode is 38 70 C In the following page method for setting temperature is shown 18 OPERATING INSTRUCTIONS Press the UP and DOWN key you can increase or decrease
13. RUNNING amp CAPABILITY 8 RUNNING AND CAPABILITY 8 1 Trial Running Before running please check the following items first e Correct installation of the system Correct connection of pipeline and wiring e Leakage of the refrigerant pipeline tested e Efficient drainpipe Complete insulation protection e Correct earthing Correct power supply No obstacle outside the air inlet and outlet e No air in the water pipeline and all valves opened e Effective electric leakage protector e Sufficient inlet water pressure 0 15 8 2 Operating Capability e Water Heater Operating Capability Three heating elements are included in the Unit one heat pump one electric heater and a solar coil All these three heating elements do not work together This Unit has two temperature sensors which are installed at the upper 1 4 and bottom 1 2 of Unit The upper sensor tests the water temperature in the upper part of Unit shown by display the bottom sensor tests the water temperature in the bottom part of Unit and controls the ON OFF of Unit itself the temperature value is not displayed Outlet Upper sensor 1 Bottom sensor Electric heater n Tank coil BS a S Inlet e ECONOMY Mode In this mode according to the water temperature setting only heat pump works Water outlet temperature range 38 60 C running temperature 7 43 C e HYBRID Mode In this mode the system will a
14. d limits set by Manufacturer e In order to avoid scratching or deforming the Unit s surface apply guard boards to the contacting surface e Avoid contact of fingers or of other objects with the vanes e Don t incline the Unit more than 45 in moving and keep it vertical when installing e This system is very heavy it needs to be carried by 2 or more persons otherwise it might cause injury and damage Install the Unit e The circulating air for every Unit should be more than 700m h e Make sure there is enough installation space e Outline dimensional drawings see Fig 4 1 and Fig 4 2 1920 mm Fig 4 2 INSTALLATION 5 PIPELINE CONNECTION Pipeline Connection Drawing a Upper Condensate Outlet co Lower Condensate Water N Outlet PT Notice the mixer tap is required on the hot water usage terminal l 5 Solar water outlet Solar water inlet Y shaped Filter Tap Water OWater Vs Drainpipe _ one way valve Bal vale Barrel drain Fig 5 1 9 CAUTION When installing the main Unit please set a drain valve at the drain orifice of the Unit itself Pipeline Connection Explanation e Installation of the water inlet or outlet pipes the specif
15. djust the working capabiities of e heater and heat pump according to the tank water temperature Water outlet temperature range 38 70 C running temperature 30 43 e E HEATER Mode In this mode the compressor and the fan motor will not run but the e heater works only Water outlet temperature range 38 70 C running temperature 30 43 22 TRIAL RUNNING amp CAPABILITY 9 In E Heater mode only half tank of water i e 1501 could be heated every time Defrosting during Water heating the Economy Mode and Hybrid Mode if the evaporation frosts in a cold circumstance the system will defrost automatically to keep effective performance 3 10min Ambient Temperature e The system s operation temp is within 30 C 43 C and below are the operation temperature for each mode Economy Mode 7 C 43 C This mode should be used at the ambient temperature maintaining at 7 C 43 C If ambient temperature is below 7 C the energy efficiency would become low obviously therefore we recommend you to use the E Heater mode at this circumstance Hybrid Mode 30 C 43 C e E Heater Mode 30 C 43 C e Mode Selection Different mode is designed to meet different demand and the following are recommended selections Economy Mode 7 C 43 C a continuous hot water demand below 250L 60 C Hybrid Mode 30 C 43 C a continuous hot water demand be
16. eeds 50 C this may cause serious burns and death If water temperature is very high special care should be paid to children disabled and aged people Emptying if Unit needs to be cleaned moved etc water tank must be emptied Method see Fig 7 2 Close the cool water inlet open the hot water outlet and open drainpipe After emptying please replace the nut of drainpipe Open Close gt Close Za Hot water outlet Drainpipe Cool water inlet Drainpipe Fig 7 2 OPERATING INSTRUCTIONS Display HIGH TEMP indicator When the setting temp exceeds 50 C it lights up to remind you that the outlet temperature is too high FILL WATER indicator When the power supply is turned on it lights up to remind you that the water tank must be filled up ALARM indicator It flashes in case of malfunction or in case of a protection intervention TEMP SET indicator It shows the setting temperature or Error Codes and Protection Codes LOCK indicator When the Indoor Unitis locked it always lights Water temperature indicator When the actual water temperature exceeds 60 C it lights up Water temperature indicator When the actual water temperature exceeds 50 C it lights up Water temperature indicator When the actual water temperature exceeds 40 C it lights up OUTLET TEMP indicator It displays water temperature of the upper part of the tank which can be used It a
17. ications of the water inlet or outlet thread is RC3 4 internal thread Pipes must be heat resistant and durable e Installation of the pipe for PT valve the specifications of the valve conncting thread is RC3 4 internal thread After installation it must be confirmed that the drainpipe outlet is exposed in the air When flexible drainpipe is jointed to the pressure relief orifice of this valve it must be confirmed that the flexible drainpipe is downwards vertically and exposed in the air 10 safety valve should be installed at the water inlet of the Unit Arrange water pipes and connected fittings as it is shown in Fig 5 1 In case of installation in a place where outside temperature is below freezing point insulation must be provided for all hydraulic components The handle of PT Valve should be pulled out once per half year to make sure that there is no jam of the valve Please beware of burn because of the high temperature of water The drainage pipe should be well installed in order to avoid freezing up in cold weather Handle Drainage pipe e Do not press the handle of PT Valve e Do not dismantle the PT Valve Do not block off the Drainage pipe If you do not comply with the above instructions explosions and injuries may occur EXPLOSION Installation of the One Way Valve the specifications of the One Way Valve thread in accessories is RC3 4 It is u
18. isi Outlet water is setan a low water is temperature Set outlet water cold higher temperature Outlet water temperature a p abe controller is damaged Circuit board of indicator Contact Authorized is damaged Technical Service Tap water has been cut away Je It ll return to normal after water is hot supplied Water pressure is too low Use it when the the outlet pressure is higher Inlet valve has been closed Open the inlet water valve Water The joints on the pipeline are Check and reseal leakage not sealed well all the joints e Authorized Technical Service In case of malfunction or error itis recommended to stop Unit s operation and to disconnect the appliance Please contact the Authorized Technical Service 25 DIAGNOSTIC amp ERROR CODES Table of Error Codes Table 10 2 Display E0 Error of sensor T5U Error of sensor T5L Tank and Wired Controller communication error Evap pipe temperature sensor error Ambient temperature sensor error Discharge pipe temp sensor error Heat Pump system error Electric leakage protection TH sensor condenser failure System high pressure protection Discharge pipe temperature overhigh protection No current flowing in Compressor Compressor overloaded protection No current flowing in electric heater Upper e heater overloaded protection Ambient temp is not fit for heat pumps change the mode to E HEATER
19. lways lights TIMER CONFLICT indicator It lights up in case there is a conflict between Timer settings by control panel and Timer settings by a wired controller TIME OFF indicator It lights up when timing off mode is set TIME ON indicator It lights up when timing on mode is set CLOCK indicator It displays present time E HEATER MODE indicator It lights up when User sets the E Heater mode HYBRID MODE indicator It lights up when User sets Hybrid mode ECONOMY MODE indicator It lights up when User sets Economy mode 16 OPERATING INSTRUCTIONS e Buttons CANCEL key used to cancel Timer and lock all MODE key used UP key used to ON OFF key used to Unit s keys to set different add time or turn the Unit on or off LOCK function operation modes temperature CLOCK key used to TIME ON key TIME OFF key DOWN key used to set time used to set the ON timer used to set the OFF for automatic start timer for automatic of Water Heater stop of Water Heater decrease time or temperature e Preparation before running the Unit When you run the Unit for the first time all the indicators on the Unit will light for 3 seconds while the buzzer will ring twice After no operation for 1 minute all indicators will go out automatically except FILL WATER indicator flashing and WATER TEMP indicator lighting it shows tank s temperature When the tank is full please press the ON OFF key the FILL WATER indicato
20. nit is connected with canvas the diameter of the duct must be 2190mm total length of the ducts must not be longer than 10m or the maximum static pressure must not exceed 50Pa Warning The duct must have no more than 5 bends In case main Unit is connected with canvas when Unit is operating condensate dew may form at the outside of air outlet canvas Please pay attention to the discharge of condensate water We suggest you to wrap the thermal insulated layer at the outside of air outlet canvas d PPOR 424 4944 Meghan Gh Main Unit Fig 5 7 e Warning If case of rain entering internal components of main Unit the components might be damaged or injuries might be caused to persons Fig 5 7 is recommended to provide a weather shed in case ducts are exposed to rain or snow Fig 5 8 as Rain Weather shed i Fig 5 8 e Install filter inside the Unit In case main Unit is connected with canvas install filter at the air inlet of duct and then install the duct Fig 5 9 and Fig 5 10 D Outlet 6
21. ording to the above table and according to local electric standard ee WIRING 6 2 Wiring Diagram 50 Hz T3 ce T5L 14 Compressor Control Panel Water Tank T3 Tube Temp Sensor T4 Ambient temp Sensor T5L Tank Temp Sensor lower T5U Tank Temp Sensor upper TP Discharge Temp Sensor upper TH Return air temperature sensor ole Earthing Fig 6 1 14 OPERATING INSTRUCTIONS 7 OPERATION INSTRUCTION 71 Operation steps Before using this Unit please follow the steps below Filling the Water Tank if Unit is used for the first time or used again after emptying the tank please make sure that the tank is full of water before turning on the power Method see Fig 7 1 Open the cool water inlet and hot When water flows out from the water water outlet outlet the tank is full Turn off the hot water outlet valve Open and water flow is finished gt Water Flow Close gt _ gt gt Hot water outlet Cool water inlet Hot water outlet Water out Fig 7 1 A CAUTION W Operation without water in water tank may result in damage of auxiliary e heater Due to such damage the Supplier is not responsible for the quality issue After powered on the display lights up User can operate the Unit through the buttons for selecting different modes which are displayed CAUTION If water temperature exc
22. r will stop flashing and you can set your desired operation modes When setting is completed please press ON OFF key again and the FILL WATER indicator will go out And then run the Unit When the Unit is running if no selection is carried out or no malfunction occurs for 20 seconds the backlight of the display will go out automatically except operation mode outlet temperature and LOCK indicator If there is no operation for 1 minute the Unit will lock automatically LOCK function 7 OPERATING INSTRUCTIONS e LOCK UNLOCK In order to prevent wrong operation a special lock function has been designed If there is no operation for 1 minute the Unit will be locked automatically and display shows the Lock indicator When the Unit is locked no keys can be operated To unlock Unit please proceed as follows At the locking status of Display long press the CANCEL key to remove it LOCK indicator will blank out and all keys can be used normally Fig 7 3 e Clock Set The clock is for a 24 hour system and the initial time is 00 00 To make a better use of this Unit it is recommended to set the time for accurate local time Every time Unit is disconnected the clock will be reset to 00 00 and it will need to be adjusted again Method for time set Press CLOCK key the minute digits of the clock start flashing slowly Press UP and DOWN key you can adjust minutes Press the CLOC
23. rod every half year and change it if it is necessary For more details please contact Authorized Technical Service Itis recommended to set a lower temperature to decrease the heat release prevent scale and save energy if the outlet water is sufficient Clean the air filter every month in order to avoid decrease in heating performance and malfunctions e If air filter has been in air inlet directly namely air inlet without connection with canvas the method of dismantle the filter is the following anti clockwise the air inlet ring take out the filter and clean it completely and finally remount it to the Unit Before shutting the system down long time please Shut down the power supply Release all the water in water tank and the pipeline and close all the valves Check the inner components regularly e How to Change the Anode rod e Turn off the power and turn off the water inlet valve e Open hot water tap and decrease the pressure of the inner container e Open the temperature pressure valve and drain out the water until there is no water flowing out e Get off the anode rod according to instructions e Replace the anode rod with a new one and make sure it is effectively sealed e Open cold water valve until hot water flows out and turn off the hot water tap e The system can be restarted for normal operation 24 iN Okey 10
24. sed to prevent backflow of water Installation of the Y shaped Filter the specifications of the Y shaped filter thread in accessories is RC3 4 It is used to filtrate inlet water After installation of all pipes turn on the cool water inlet and hot water outlet and start effusing the tank When there is water normally flowing out from water outlet the tank is full Turn off all valves and check all pipes If there is any leakage please repair If the inlet pressure is less than 0 15MPa a pressure pump should be installed at the water inlet For guaranteeing the long safety using age of tank at the condition of water supply higher than 0 65MPa a reducing valve should be mounted at the water inlet pipe Since during the drainage water leakages may take place itis recommended to use a water collector as it is shown in Fig 5 2 Water Heater Max 22mm 1 50mm larger than the diameter of Water Heater Fig 5 2 INSTALLATION Duct Connection Way e Note Upon connection of canvas airflow rate and capacity in heat pump system decrease e Air inlet and outlet do not need to connect with canvas inlet without canvas air outlet connect to canvas lt 10 Air Outlet Inlet Air Outlet Air Inlet lt n 190
25. t Filter lt N Filter Fig 5 9 Fig 5 10 e To fluently drain condensate water from evaporator please install the main Unit at a horizontal floor If the equipment is tilted make sure the inclination is on side of drain vent The inclination angle as regards the ground must be no more than 2 Fig 5 11 12 WIRING 6 ELECTRIC CONNECTION WARNING A CAUTION For safety a Creepage Breaker must be installed on the Unit near the power supply e The power supply for the Unit must correspond to the Moreover the Unit must be effectively earthed rated voltage e Earthing must be included in the power circuit And it must be connected with the effective external ground wire The wiring must be performed by Authorized Technicians according to the circuit diagram Set the electric leakage protector according to the current electric technical standards e The power cord and the signal cord must be properly laid out without mutual interference or contacting the connection pipe or valve e After wire connection is finished check it again and make sure the correctness before supplying power 6 1 Specifications of Power Supply Table 6 1 Power Supply 220 240V 50Hz Min Diameter of Power Supply Line 25 mm Earth wire mm Manual Switch A Capacity Fuse 15 5 Creepage Breaker 30 mA lt 0 15 Please choose the power cable acc
26. t least 3mm separation distance between its contacts shall be incorporated in the fixed wiring according to national rules DISPOSAL Do not dispose this Product as unsorted municipal waste Collection of such waste separately for special treatment is necessary Do not dispose of electrical appliances as unsorted municipal waste use separate collection facilities Please contact your local government for information regarding systems available If electrical appliances are disposed of in landfills or dumps hazardous substances can leak into the groundwater and get into the food chain damaging your health and well being PRECAUTIONS amp ACCESSORIES A CAUTION The earth pole of terminal must be earthed and the rated current must be more than 10A Make sure that power supply terminal and power supply plug are dry enough and have a good connection Method Turn on power supply run the Unit for half an hour then turn it off and check whether the power supply plug is hot or not If itis hot more than 50 C please change it with a new and eligible one or it may result in a electric shock or fire Do not use the Water Heater Unit for other purposes different from that it has been conceived Before cleaning be sure to stop the operation and turn the breaker off or pull out the power cord Otherwise an electric shock and injury may be caused Please pay attention because water too much hot more than 50 C inside
27. the Water Heater may cause serious injuries In order to avoid injuries do not remove the fan guard on the Outdoor Unit Do not operate the Water Heater Unit with wet hands An electric shock may be caused The installation height of power supply should be over 1 8m to prevent any sprinkling of water from reaching the Unit In the water inlet side the One Way valve must be installed It is normal if some water drops from the hole of PT valve during operation In case of a great amount of water please contact the Authorized Technical Service for instructions After a long term use check the Unit stand and fittings If damaged the Unit may fall and result in injury Arrange the drain hose to ensure smooth drainpipe Improper drainpipe may cause wetting of the building furniture etc Do not touch the inner parts of the controller Do not remove the frontal panel Some parts inside dangerous to touch and this may cause malfunctions to the appliance Do not turn off the power supply System will stop or restart heating automatically A continuous power supply for water heating is necessary except when repairing and maintenance are carried out 2 ACCESSORIES Table 2 1 Accessory name Instructions for installation amp use this Manual User amp Installation Manual Y shaped filter To filtrate inlet water Prevent water from One Way valve flowing back Adaptor Drain condensate
28. the water temperature ORG When the set temperature is higher than 50 C the HIGH TEMP indicator will light Z Fig 7 7 e Timer User can set up a time for automatic start stop of the Water Heater by Timer function Time can be set by min steps of 10 minutes ina 24 hour system Method for programming automatic start TIME ON Press the TIME ON key the minute digits of the clock on the display start flashing slowly Press the UP and DOWN key you can adjust the minutes aO Press the TIME ON again the minute digits stop flashing and the hour digits start i Press the UP and DOWN key you can adjust the hour Press the TIME ON key again and wait about 10 sec flashing stops and ON TIMER setis finished Fig 7 8 To cancel TIME ON In the unlocked state press the CANCEL key for 1 sec and the TIME ON function will be cancelled EL Fig 7 9 Programming the automatic start followed by automatic stop of Water Heater TIME ON and TIME OFF in sequence User can set his desired time for automatic start and stop of Water Heater When the start time is earlier than the stop time the Unit will run between the set time When the start time is later than the stop time for ex start at 06 00 stop at 04 00 the Unit will run between the start time today and the stop time next day When User sets up the same time for start
29. tween 300L 350L 60 C E heater Mode 30 C 43 C a continuous hot water demand between 150L 200L 60 C e Self Protection Apparatuses In case of intervention of self protection the system stops and self check starts The system restarts when malfunction is solved In case of intervention of self protection the buzzer will buzz every minute ALARM indicator flashes and display shows error code and water temperature alternatively Press CANCEL button for 3 seconds to stop the alarm When malfunction is solved error code is no more displayed In the following circumstances self protection starts 1 Air inlet or outlet is obstacled 2 The evaporation is covered with too much dust 3 Incorrect power supply exceeding the range of 207 253V 9 In case of intervention of self protection disconnect the appliance and restart it after malfunction has been solved Water Temperature Display e The temperature on the display is the water temperature in upper part of water tank over 1 4 which you will use but not that of all the water The 6 indicators beside the water temperature on the display are the lower part water temperature When the temperature is higher than 40 C the blue indicator will light up if temperature is higher than 50 C the blue and yellow indicators light up if temperature is higher than 60 C the blue yellow and red indicators light up in the end when all
30. water INSTALLATION 3 INSTALLATION LOCATION e Precautions before installation Enough space must be kept for easy installation e Decide the correct way of conveying the equipment and maintenance e If the Unit has to be installed in a metal part of the e The air inlet and outlet must be free from obstacles building electric insulation must be carried out and and strong wind the installation must meet the relevant technical standards for electric devices e The bearing surface should be flat and able to bear the weight of the Unit It must not increase noise or Installation space vibration Before installing the Unit reserve the space for e The operation noise and air flow expelled shall not maintenance shown in the following Figures affect neighbours e The appliance must not be installed in places where flammable gas may leak Air outlet e Installation location must be convenient for piping and wiring 77777 e If the appliance is installed in indoor space it might Barrier cause a temperature drop and noise disturbance Please take preventive measures for this e lf the Unit needs to be installed on a metal holder make sure they are insulated well and in accordance with local standards A CAUTION Display e Installing the equipment in any of the following places may lead to malfunctions of the equipment itself if it is inevitable consult the Supplier
31. x J unction Box Cover Compressor f 0 Front Cover __0 9 6395 53 Display i J unction Box PT Valve Cover Anode Rod Water Outlet Front TCO Decorative ae Board Cover Electric Solar Sensor Heater Solar Water Outlet Drain Pipe All the pictures in this Manual for explanation purpose only They may be slightly different from the Water Heater you purchased depends on Model PRECAUTIONS amp ACCESSORIES 1 PRECAUTIONS To prevent injury to the User or other people and property damage the following instructions must be followed Incorrect operation due to ignoring of instructions may cause harm or damage The safety precautions listed below are divided in two categories WARNING and CAUTION In both cases Safety instructions are very important and must be followed carefully WARNING Failure to observe a warning may result in death or serious injury CAUTION Failure to observe a caution may result in injury or damage to the equipment A WARNING The Water Heater Unit must be earthed effectively e A creepage breaker must be installed near the power supply Do not tear off the labels on the Units for the purpose of warning reminding and warranty WARNING A e Ask the Authorized Technical Service for installation
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