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Air-to-Water Heatpump Indoor Unit Outdoor Unit WH

1. Installation plate o Screws 11 3 3 2 Water Piping Installation The minimum requirement of water in the system is 50 litres for 12 0kW and 30 litres for 9 0kW If these value could not be achieved please install additional buffer tank field supply Water inlet and water outlet on indoor unit are used for connection to water circuit Please request a licensed technician to install this water circuit This water circuit must comply with all relevant European and national regulations i e IEC EN 61770 Be careful not to deform the piping with excessive force when doing piping connection job Do not install any valve between indoor unit and water piping to avoid accidental closure of water supply to the indoor unit Use Rp 1 1 4 nut for both water inlet and outlet connection and clean all pipings with tap water before install Cover the pipe end to prevent dirt and dust when inserting it through a wall Choose proper sealer which can withstand the pressures and temperatures of the system If old heat pump terminal tank is utilized please clean the dust properly before installation Refer Diagram 4 1 for installation of 3 way Valve Kit Must install an external filter 30 mesh or more field supply before water inlet connector of indoor unit indicated with WATER IN Connect the external filter inlet to boiler tank outlet Then connect wa
2. 1009093 2 Manual Air to Water Heatpump Indoor Unit Outdoor Unit WH SDH09COE8 WH UDO09CNS8 WH SDH12COE8 WH UD12CN8 A WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death A PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite be assured of no refrigerant leakage during the installation or repairing of refrigeration circuit 2 Panasonic Air Conditioning M Sdn Bhd 2010 anasonic Unauthorized copying and distribution is a violation of law TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions 3 17 6 To Remove Transformer and Electronic 2 Specifications 5 Controller Board 79 2 1 WH SDHO9COE8 WH UDO09CNB 5 17 7 Remove Pressure Relief Valve Flow 2 2 WH SDH12COE8 WH UD12CN8 7 Swi
3. 15 00 SE HE 13 00 25 PERE 11 00 9 00 4 00 15 13 411 9 7 5 3 1 1 3 5 7 9 11 13 15 17 19 21 23 25 Outdoor Air Temperature 12 00 DE NS ERA NN BER MIA 2 T T 22 e S 1 amp 4 00 Fm FEES 2 00 ai e ESI EE SES 0 00 15 13 11 9 7 5 3 1 1 3 5 7 9 11 13 15 17 19 21 23 25 Outdoor Air Temperature C 82 Heating Characteristics at Different Piping Length Condition Outdoor air temperature 7 C DBT 6 WBT Indoor water inlet temperature 30 Indoor water outlet temperature 35 Piping length 7m Capacity kW Input Power KW 9 600 9 100 8 600 8 100 7 600 7 100 6 600 2 000 1 950 1 900 1 850 1 800 1 750 1 700 1 650 1 600 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 Piping Length m 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 Piping Length m 83 18 1 2 WH SDH12COE8 WH UD12CN8 Heating Characteristics at Different Outdoor Air Temperature Condition Outdoor ai
4. 40 14 2 Proper Pump Down Procedure 40 14 3 How To Adjust Water Flow Rate 40 15 Maintenance Guide 41 16 Troubleshooting Guide 43 16 1 Refrigeration Cycle System 43 16 2 Relationship Between The Condition Of The Air to Water Heatpump Indoor And Outdoor Units And Pressure And Electric Current 44 16 3 Breakdown Self Diagnosis Function 45 16 4 Error Codes Table 46 16 5 Self diagnosis Method 48 17 Disassembly and Assembly Instructions 77 17 1 To Remove Front Plate 7T 17 2 To Remove Cabinet 77 17 3 Remove Pressure Gauge 78 17 4 To Remove Control Panel 78 17 5 To Remove RCCB 79 1 Safety Precautions Read the following SAFETY PRECAUTIONS carefully before perform any servicing Electrical work must be installed or serviced by a licensed electrician Be sure to use the correct rating and main circuit for the model installed The caution items stated here must be followed because these important contents are related to safety The meaning of each indication used is
5. m m g m UDO9CN8 5 8 3 8 7 30 30 3 40 50 UD12CN8 5 8 3 8 7 30 30 3 40 50 If piping length is over common length additional refrigerant should be added as shown in the table 17 7 Block Diagram gt e gt INDOOR UNIT 8 Wiring Connection Diagram 8 1 Indoor Uni 1119319 133410 TWACISSY 9999 N33H9 MOTT3A 9 4 AVHD 39 349 9 M8 MOTTSA wOVTd 18 3018 8 4 39NVH0 0 JLIHM M SMUWWAY MOLSINYSHL 805835 137 831 1 WOLS HI dNALLJUNO 3137900 05435 3903193713 4073 Ej T3NVd TOSINODO 831 10821 135734 ONIGNNOYD UNN Ol A19W3SSV 093908 TVNIW331 1VNIW331 SNIQNnhOSO 9 ZHOSA00vOV ISVHd t 19 Outdoor Uni 8 2 38055384 8010 83401 CLE T WOLOW 43440 10553449005 1 CCK mj 0 Gs 3018 74809 30 1 133 3018 01134 NOISNVdX3 1102 2113N5YN 0312313 4031 108836 4831 4503430 SOLS 183381 006N3 NOLS 1N3381 0802 3414 9000100 SILI3NDVN 131100 iV 3000100 4018182381 205839 3131dN02 WO
6. SS SSS SSS SSS SSS 2 P 5 14 5 Dimensions 5 1 Indoor Unit lt Top View gt Side View 35 98 407 1115 155 Bottom View 7 Installation 3064 Indoor unit external dimensions line 15 5 2 Outdoor Unit Condult hole Front piping hole Knock out hole Right piping hole Knock out hole Unit mm 16 6 Refrigeration And Water Cycle Diagram Outdoor Indoor OUTDOOR UNIT Side Side INDOOR UNIT Water lt Gauge Liquid Tn Side ater Capillar Expansion 3 Way Flow p Tube Strainer Valve Strainer Valve Switch ER lt lt 1 Water Meet Pump 9 m d Sanitary Pipe Pipe Tank 1 sero Sensor Sensor Air 1 Sensor Control Panel Heat Heat Exchanger Exchanger an Pressure Relief Valve 4 Way Valve i i Water DD gt Outlet 1 ie Gas Connect Sensor Side gt to 1 Pressure 3 W Sanitary Switch 9 Way Tank Muffler Valve Compressor Discharge Temp Sensor Compressor Tank Compressor Temp Sensor gt Refrigerant Cycle Water Cycle Piping size Rated Common Max Additional G Length Length Elevation qub E Refrigerant ode as iqui m m im
7. Defect in indoor refrigerant liquid temperature sensor Replace the indoor refrigerant liquid temperature sensor Defect in indoor unit PCB main Replace the indoor unit PCB main 16 5 4 Compressor Low Pressure Protection H42 Malfunction Decision Conditions During operation of heating and after 5 minutes compressor ON when outdoor pipe temperature below 29 C or above 26 is detected by the outdoor pipe temperature sensor Malfunction Caused 1 Dust accumulation on the outdoor unit heat exchanger Air short circuit at outdoor unit 2 way valve partially closed Faulty outdoor unit fan motor Refrigerant shortage refrigerant leakage Clogged expansion valve or strainer Faulty outdoor pipe temperature sensor Faulty outdoor unit main PCB main WN Troubleshooting Pv Check the outdoor unit fan motor operation Check the dust accumulation on the outdoor unit heat exchanger Yes Is the outdoor unit heat 1 Check for gas leakage exchanger dirty Y Is the oil oozing out from the 2 3 way valve Y No Check for clogged expansion valve or strainer Yes Check the outdoor air passage Provide sufficient air passage Yes Is there any short circuit No Check the 2 way valve Is the 2 way valve partially closed Is the expansio
8. 21 Outdoor Uni S NO seye 1 Aq pexoeuo ued oopino eui pue 1osseduioo au jo uoneredo z pue jeuruue 1emod 0 S NO vonesedo fKouenber4 AS 381 3 4 HDIH KLE 2 3414 14000100 NOISNV4X3 1102 9113N5VN 0312313 En IIIT 9 31314803 WOSN3S 4N31 30082610 131100 1000100 8016188381 108838 4831 WOSN36 dN3L QNI 10665394002 1018 181381 4 18850 g E E 8 H NL 974 SH 2 en mn VOLON 3401 GEE A H gt 1 Bi ON VOLON 53440 auvaa 0055334002 AVA 9 1102 IL LINDYN 0812313 3055344005 3TIOHLNOO 819313 WOSN3S 38088384 HOIH TWNIWYSL 4 09 Ovi 0v 1 2 ama OH GH D S 22 en Ul 401134 3012Y3 9 2 22 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board 2 33 5 sores NS SS 5 5 12 5 Be
9. 5 Red arrow mark 30 Improper flaring T B un Inclined Surface Cracked Uneven damaged thickness Copper pipe When properly flared the internal surface of the flare will evenly shine and be of even thickness Since the flare part comes into contact with the connections carefully check the flare finish 11 4 3 EVACUATION OF THE EQUIPMENT WHEN INSTALLING AN AIR TO WATER HEAT PUMP BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure Liquid side Indoor unit Outdoor unit Two way valve Vacuum pump adaptor IN 1 Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3 way valve Be sure to connect the end of the charging hose with the push pin to the service port 2 Connect the center hose of the charging set to a vacuum pump with check valve or vacuum pump and vacuum pump adaptor 3 Turn on the power switch of the vacuum pump and make sure that the needle in the gauge moves from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa Then evacuate the air approximately ten minutes 4 Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO FOLLOW THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum
10. 3 1 system Measure the DC voltage pin 1 amp 3 GND of CN HPS Is the CN HPS connector connection normal 1 Defect in outdoor unit Check the continuity of the outdoor unit PCB main teneat 1 main high pressure sensor connector CN HPS OVde 5Vdc 9 en Replace the outdoor Plug out connector from the outdoor unit PCB main 3 unit main Measure the continuity pin 1 amp 3 GND and pin 1 amp 4 5V of CN HPS Is there any continuity Defect outdoor high pressure sensor Yes Defect in outdoor unit Replace the outdoor PCB main i high pressure sensor Replace the outdoor EM i unit PCB main 53 16 5 7 Indoor Control Panel Communication Abnormality H76 Malfunction Decision Conditions During standby and operation of cooling and heating indoor control panel error occur Malfunction Caused 1 Faulty connector connection 2 Faulty control panel 3 Faulty indoor unit PCB main For safety reason and to prevent component breakdown Troubles hooting z A Caution always switch off the power before remove and connect the component Check the CN REMOTE connector connection Turn OFF the power Check the connector connection Check the DC voltage from the indoor unit PCB main Plug out connector from the indoor unit PCB main Turn ON the power Measur
11. To avoid water dripping do not stand or place objects at this area 32 12 Operation and Control 12 1 Basic Function Inverter control which equipped with a microcomputer in determining the most suitable operating mode as time passes automatically adjusts output power for maximum comfort always In order to achieve the suitable operating mode the microcomputer maintains the set temperature by measuring the temperature of the environment and performing temperature shifting The compressor at outdoor unit is operating following the frequency instructed by the microcomputer at indoor unit that judging the condition according to internal water setting temperature and water outlet temperature 12 1 1 Internal Water Setting Temperature Once the operation starts control panel setting temperature will be taken as base value for temperature shifting processes These shifting processes are depending on the Air to Water Heatpump settings and the operation environment The final shifted value will be used as internal water setting temperature and it is updated continuously whenever the electrical power is supplied to the unit Start Y Initialization Y Control Panel Y Indoor Heating Mode Operation Status Y Outdoor Air Temperature Shifting Y Internal Water Setting Temperature 12 1 2 Heating Operation 12 1 2 1 Thermostat control Compressor is OFF when Water Outlet Temperat
12. 20 30 40 50 WATER FLOW RATE L min 86 60 70 19 Exploded View and Replacement Parts List 19 1 WH SDHO9COE8 WH SDH12C0E8 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 87 Model WH SDH09COE8 WH SDH12COE8 REF NO DESCRIPTION amp NAME QTY WH SDHO09COE8 WH SDH12C0E8 REMARKS 1 BASE PAN 1 CWD521266 lt 2 HOT WATER COIL COMPLETE 1 CWB90C1051 4 FLOAT FLOW SWITCH 1 CWB601008 lt 6 FLARE NUT 3 8 1 CWT251061 lt 7 FLARE NUT 5 8 1 CWT251064 lt 9 1 CWB532096 10 PACKING O RING 1 0 32mm 2 CWB811082 lt 11 PACKING O RING 1 0 13 8mm 2 CWB811022 lt 12 RETAINING RING D 22mm 1 CWH581007 lt 20 ELECTRONIC CONTROLLER MAIN 1 CWA73C5086 CWA73C5087 21 TERMINAL BOARD ASS Y 1 CWA28K1240 lt 29 RESIDUAL CURRENT CIRCUIT BREAKER 1 CWA181008 30 TRANSFORMER COMPLETE 1 CWA40C1075 31 SENSOR COMPLETE 1 CWA50C2762 lt 32 REMOTE CONTROL COMPLETE 1 CWA75C3699 lt 33 PRESSURE GAUGE 1 CWB070001 lt 34 PRESSURE RELIEF VALVE 1 CWB621011 lt 35 1 CWE001050A lt 36 HANDLE 2 CWE161008 lt 37 FRONT PLATE 1 CWE061265A lt 38 INSTALLING HOLDER 1 CWH361103A 39 OPERATING INSTRUCTION 1 CWF567545 lt 40 INSTALLATION INSTRUCTION 1 CWF614
13. 221 lt 234 ettee rozo2 4 mE GR em A 25 L1 OUT 11 Installation Instruction 11 1 Select The Best Location INDOOR UNIT There should not be any heat source or steam near the unit A place where air circulation in the room is good A place where drainage can be easily done A place where noise prevention is taken into consideration Do not install the unit near the door way Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles Recommended installation height for indoor unit shall be at least 800 mm Must install on a vertical wall When install electrical equipment at wooden building of metal lath or wire lath according to electrical facility technical standard no electrical contact between equipment and building is allowed Insulator must be installed in between Do not install the unit at outdoor This is designed for indoor installation only When connecting solar pump station cable between indoor unit and solar pump station the distance between both apparatuses shall be 2 8 meters and the length of the said cable must be shorter than 10 meter Failure to do so may lead to abnormal operation to the system OUTDOOR UNIT If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed Avoid location where ambien
14. Replace expansion valve and or strainer Reclaim and recharge refrigerant 1 No e 55418 A Yes Check the 2 3 way valve Reclaim and recharge for a specified amount of fresh refrigerant Is abnormality happened again No Replace the outdoor unit i PCB main i Replace the compressor Repair the pipe flare or i union nuts i Reclaim and recharge i refrigerant Is the oil oozing out from Procedure complete the 2 3 way valve 66 16 5 20 Four Way Valve Abnormality F25 Malfunction Decision Conditions 1 During heating operation when the indoor pipe temperature of thermostat ON indoor unit 0 2 During cooling operation when the indoor pipe temperature of thermostat ON indoor unit gt 45 Malfunction Caused 1 Faulty sensor 2 Faulty connector connection 3 Faulty outdoor unit PCB noise filter main 4 Faulty four way valve Abnormality Judgment Continue 4 times in 30 minutes Troubleshooting For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Four way valve coil E Correct the four way valve disconnected loose Coil Check the indoor pipe No temperature sensor Yes fmm Is the harness out of the CN HOT connector Does it conform to the No Replace
15. T F TEST 5 4 d Neat 1 iur 2 9 gt mma m n A A S 52 st z 0165 FT NS 25 R 55 e 2 4 I Ss 4157 25 1 mm PI N E 5 8 1 2 EA 2 REBEL CN REMOTE 49 0 E ip 25 ott 5 I Fri S 5 5 161 4188 CN OLP2 eras lt d c CN HT2 YLW BLU CN FLOW zaar 9 E 5 N 9 ou 3101 D CN TRIGGER BLU FUSE2 20A 500 Q Oc AC1 L2 P ZNR12 3 DATA 601 RY V1 em sel Uum C BLK Pro 3 aci ig Ry 5 O 23 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board tari TW3 NO 4160 Y M07734 1312 N3349 N3 NO D A 18 T E 39 NO gt 9 2 311HM a NO LOH CN HT1 i ap 5 s L CN HT2 e FE 5 CN DIS CN HPS CN TH1 24 10 2 2 Noise Filter Printed Circuit Board L2 IN FUSE203 204 2 b C204 C208 C208
16. 1 Excessive refrigerant 2 Faulty outdoor unit PCB main Abnormality Judgment Continue 3 times in 20 minutes For safety reason and to prevent component breakdown Trou bleshooti ng Caution always switch off the power before remove and connect the component Get restarted and measure the AC current from the outdoor LIVE terminal Is the measured AC current Replace the outdoor unit over 10 6A 3 main Yes Check refrigerant amount Excess refrigerant No Reclaim and recharge with correct amount of refrigerant Replace the outdoor unit main 62 16 5 16 Compressor Overheating F20 Malfunction Decision Conditions During operation of cooling and heating when temperature above 112 C is detected by the compressor tank temperature Sensor Malfunction Caused 1 Faulty compressor tank temperature sensor 2 3 way valve closed Refrigerant shortage refrigerant leakage Clogged expansion valve or strainer Faulty outdoor unit PCB main Faulty compressor Abnormality Judgment Continue 4 times in 20 minutes Trou bleshooti ng For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the compressor tank temperature sensor Does it conform to the io E Replace the compressor Check for clogged expansion valve
17. 10 Printed Circuit Board 23 10 1 Indoor Unit 23 10 2 Outdoor Unit 24 11 Installation Instruction 26 11 1 Select The Best Location 26 11 2 Indoor Outdoor Unit Installation Diagram 26 11 3 Indoor Unit 27 11 4 Outdoor Unit 30 12 Operation and Control 33 12 1 Basic Function 33 12 2 Water Pump 35 12 3 Pump Down Operation 35 12 4 Flow Switch 35 12 5 Indoor Unit Safety 36 12 6 Auto Restart Control 36 12 7 Indication Panel 36 12 8 Quiet Operation 37 13 Protection Control 38 13 1 Protection Control For All Operations 38 13 2 Protection Control For Heating Operation 39 14 Servicing Mode 40 14 1 Test Run
18. Conditions During operation of cooling and heating when outdoor DC current is above 33 4 5 0A is detected by the IPM DC Peak sensing circuitry in the outdoor unit PCB main Malfunction Caused 1 Faulty outdoor unit PCB main 2 Faulty compressor Abnormality Judgment Continue for 7 times For safety reason and to prevent component breakdown Troubleshooting A Caution always switch off the power before remove and connect the component Check the compressor winding resistance Turn OFF the power and disconnect the Are the compressor s Compressor defective due to harnesses U V and W winding resistance U V V 3 winding shorted Measure the winding resistance between W or U W shorted i Replace the compressor DIEM 9 i Outdoor electronic circuit defect due to power transistor i shorted Checking the power transistor 1 E Replace Never touch any live parts for at least 10 minutes after turning off the circuit breaker PCB main ee SA e If unavoidably necessary to touch a live part make sure the power transistor s supply voltage is below 50 V using the tester e For the UVW make measurements at the Faston terminal on the board or the relay connector Power transistor UVW Power transistor Tester s negative terminal UVW UVW Power transistor Power transisto
19. H23 Indoor refrigerant liquid temperature Continue for 5 sec Refrigerant liquid temperature sensor sensor abnormality defective or disconnected H42 Compressor low pressure abnormality Outdoor pipe temperature sensor Clogged expansion valve or strainer Insufficient refrigerant Outdoor PCB Compressor H62 Water flow switch abnormality Continue for 1 min Water flow switch H64 Refrigerant high pressure abnormality Continue for 5 sec Outdoor high pressure sensor defective or disconnected H76 Indoor control panel communication Indoor control panel abnormality defective or disconnected H90 Indoor outdoor abnormal gt 1 min after starting operation Internal external cable connections communication Indoor Outdoor PCB H95 Indoor Outdoor wrong connection Indoor Outdoor supply voltage H98 Outdoor high pressure overload Outdoor high pressure sensor protection Water pump or water leakage Clogged expansion valve or strainer Excess refrigerant Outdoor PCB H99 Indoor heat exchanger freeze prevention Indoor heat exchanger Refrigerant shortage F12 Pressure switch activate 4 times occurrence within 20 Pressure switch minutes F14 Outdoor compressor abnormal revolution 4 times occurrence within 20 Outdoor compressor minutes F15 Outdoor fan motor lock abnormality 2 times occurrence within 20 Outdoor PCB minutes Outdoor fan motor F16 Total running current protection 3 times occurrence wit
20. again for within 30 seconds after the compressor restarts operation will restart after one minute If this condition repeats continuously for seven times system will stop operation and OFF ON control panel LED will blink F23 error occurs 13 1 5 Compressor Overheating Prevention Control The compressor operating frequency is regulated in accordance to compressor tank temperature as shown in below figures When the compressor tank temperature exceeds 112 C compressor will stop and if this occurs 4 times within 20 minutes system will stop operation and OFF ON control panel LED will blink F20 error occurs Compressor OFF 112 97 Compressor Frequency Reduced 108 C 96 C Compressor Frequency Maintain 105 C 95 Compressor tank temperature 13 1 6 Low Frequency Protection Control 1 When the compressor continuously operates at frequency lower than 21 Hz for 240 minutes the operation frequency will change to 20 Hz for 2 minutes 38 13 1 7 Low Frequency Protection Control 2 When all the below conditions comply the compressor frequency will change to lower frequency Temperature T for Heating Outlet water C T 14orT 2 48 Outdoor air C lt 4 gt 24 Indoor heat exchanger T20 13 1 8 High pressure sensor control Purpose To protect the system operation Detection period After compressor on for 5 minutes Detection conditions
21. and servicing Otherwise it will cause the set to fall water leakage refrigerant leakage fire or electrical shock 7 Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause injury 8 Do not install outdoor unit near handrail of veranda When installing outdoor unit at veranda of high rise building child may climb up to outdoor unit and cross over the handrail and causing accident lt 9 For electrical work follow the local national wiring standard regulation and the installation instruction An independent circuit and single outlet must be used If electrical circuit capacity is not enough or defect found in electrical work it will cause electrical shock or fire 10 This equipment must be properly earthed Earth line must not be connected to gas pipe water pipe earth of lightning rod and telephone Otherwise it may cause electric shock in case equipment breakdown or insulation breakdown 11 Do not use joint cable for indoor outdoor connection cable Use specified indoor outdoor connection cable refer to Installation Instructions CONNECT THE CABLE TO THE INDOOR UNIT and connect tightly for indoor outdoor connection Clamp the cable so that no external force will be acted on the terminal If connection or fixing is not perfect it will cause heat up or fire at the connection 12 When inst
22. e ON H OFF ON SELECT op BBE H e Time to be selected 10 minutes step 6 24 CANCEL OFF Timer ON To automatically To automatically switch OFF the unit switch ON the unit Day to be selected Enter timer mode Press a v Set day amp time 1 Press 57 to select your desired day SELECT Press to confirm ELECT 1 will be blinking press 8 to set program 1 OFF ON 2 3 4 Press lt gt to select ON or OFF timer 5 Press or to select your desired time 6 Press to confirm program 1 The selected day will be highlighted with After 2 seconds the display will move to the next program 7 Repeat steps 4 to 7 to set programs 2 to 6 During timer setup if no button is pressed within 30 seconds or if the button is pressed the setting at that moment is confirmed and timer setup is ended Add Modify timer Repeat the steps above 1 CANCEL Disable timer Press gt then press TIMER SET Enable timer Press lt gt then press lt Check timer 1 Press CD SELECT 2 Press 6 57 until your desired day is shown press to confirm your selection v 3 Press amp to check the set programs TIMER Cancel timer 1 Press 2 or until your desired day is shown SELECT 3 Press to enter program setting v 4 Press or amp
23. refrigerant contacts with fire 17 Ventilate the room if there is refrigerant gas leakage during operation Extinguish all fire sources if present It may cause toxic gas when the refrigerant contacts with fire 18 Only use the supplied or specified installation parts else it may cause unit vibrate loose water refrigerant leakage electrical shock or fire WARNING 19 The unit is only for use in a closed portable water system Utilization in an open water circuit or non portable water circuit may lead to excessive corrosion of the water piping and risk of incubating bacteria colonies particularly Legionella in water 20 Do not insert your fingers or other objects into the unit high speed rotating fan may cause injury 21 Do not dismantle refrigerant piping using pipe wrench It might deform the piping and cause the unit to malfunction 22 Select a location where in case of water leakage the leakage will not cause damage to other properties 23 Do not locally purchase electrical parts of the product for the purpose of installation service maintenance and etc They might cause electrical shock or fire 24 Do not branch the power from terminal block to heater tape Overloaded terminal block will cause electrical shock or fire 25 Installation or servicing work It may need two people to carry out the installation or servicing work 26 Do n
24. shown the external static pressure kPa versus water flow rate l min 20 10 0 4 0 10 20 30 40 50 60 70 WATER FLOW RATE L min 30 PUMP SPEED 3 En PUMP SPEED 2 PUMP SPEED 1 Pw 50 it 3 40 30 LLI 0 Flow rate characteristic of indoor unit is as per above mentioned 40 15 Maintenance Guide In order to ensure optimal performance of the unit checks and inspections on the unit and the field wiring must be carried out regularly Please request a licensed technician for carry out maintenance job Before carried out any maintenance or repair work and removing the front plate of heat exchanger unit always switch off all power supply i e indoor unit power supply and sanitary tank power supply Below checks must be carried out at least once a year 1 Water pressure Water pressure should not lower than 0 05 MPa with inspects the pressure gauge If necessary add tap water into boiler tank Refer to boiler tank installation instruction for details on how to add water 2 Pressure relief valve Check for correction operation of pressure relief valve by turn up the lever to become horizontal Refer to figure below f you do not hear a clacking sound due to water drainage contact your local authorized dealer Turn down the lever after checking finish In case the water keeps drained out from the unit switch off the system and then contact your local authori
25. than the other wires as shown in the figure for the electrical safety in case of the slipping out of the cord from the Holder Clamper 2 Cable connection to the power supply through isolating device Disconnecting means solating device Disconnecting means should have minimum 3 0 mm contact gap Connect the approved polychloroprene sheathed power supply 1 cord 5 x min 1 5 mm and type designation 60245 IEC 57 or heavier cord to the terminal board and to the other end of the cord to isolating device Disconnecting means 3 avoid cable and cord harmed by sharp edge cable and cord must go through bushing located at the bottom of indoor unit before carry out electrical connection The bushing must be used and must not take off Terminal on the outdoor unit Colour of wires Connecting cables Main Power Supply Terminalontheindoorunt Power Supply Cord Ti Terminals on the isolating device from Lr N Indoor unit power supply Disconnecting means Outdoor unit connection Power Supply 1 11 3 4 1 Connecting Requirement equipment s power supply 1 complies with IEC EN 61000 3 2 2 2 2 gt 2 2 2 2 2 Power Supply 15 RCCB Indoor terminal for connecting cables Earth wire longer than other wire for Earth wire longer safety reason than other wire for safety reason Holder Clamper Power Connecting Holder Clam
26. the indoor pipe Check the continuity of the Yes four way valve coil Is F25 occur during heating Yes ion operation Disconnect the harness from the No CN HOT connector Resistance P y A Is the four way valve coil energize Yes during cooling operation Replace the outdoor unit PCB noise filter main Nesessesssssseseescescescessescceseesseseeeeed coil between harness about 1 52k ohm Yes Measure AC voltage supply to CN HOT pin1 amp 3 during heating operation Is the voltage supply to four No Replace the outdoor unit way valve 230Vac noise filter main PARAR BEERE EPESA Aezss422454554452254265422445452420242402445 67 16 5 21 Outdoor High Pressure Switch Abnormal 27 Malfunction Decision Conditions During compressor stop and outdoor high pressure switch is remain opened Malfunction Caused 1 Faulty connector connection 2 Faulty switch 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 1 minute For safety reason and to prevent component breakdown Troubleshooti ng A Caution always switch off the power before remove and connect the component Check the CN PSW1 connector connection Turn OFF the power Check the connector connection 15 the CN PSW1 connector connection normal Yes i Connector poor contact Correct the connection 4 CII EV cw pswi GR
27. 2266 lt 22 SOUND PROOF BOARD ASS Y 1 CWH15K1031 lt 23 V COIL COMPLETE 4 WAYS VALVE 1 CWA43C2169J lt 24 V COIL COMPLETE EXP VALVE 1 CWA43C2385 lt 25 SENSOR OD TEMP COIL 1 CWA50C2730 lt 26 SENSOR COMP DISCHARGE 1 CWA50C2576 lt 27 SENSOR COMP TOP 1 CWAS0C2629 lt 27 SENSOR COMP DEF 1 CWA50C2577 lt 28 CABINET REAR PLATE 1 CWE02C1059 lt 29 CONTROL BOARD CASING 1 CWH10K1133 31 TERMINAL BOARD ASS Y 1 CWA28K1214 lt 38 ELECTRONIC CONTROLLER NOISE FILTER 1 CWA745822 lt 44 ELECTRONIC CONTROLLER MAIN 1 CWA73C5072R CWA73C5073R 46 REACTOR 3 G0C293J00001 lt 48 TERMINAL COVER 1 CWH171039A lt 49 NUT FOR TERMINAL COVER 1 CWH7080300J lt 50 1 CWD54K1024 lt 50 SCREW BRACKET FAN MOTOR 8 CWH551040J lt 53 1 EHDS80AAC lt 54 FAN MOTOR LOWER 1 EHDS80BAC lt 54 SCREW FAN MOTOR 8 CWH551016J 55 PROPELLER 2 CWHO00K1006 lt 56 NUT for PROPELLER FAN 2 CWH561051 57 CABINET FRONT PLATE 1 CWE061098A lt 58 DISCHARGE GRILLE 2 CWE201073 lt 59 CABINET SIDE PLATE 1 CWEO04K1023A 60 WIRE 1 CWD041103A lt 61 TOP PLATE COMPLETE 1 CWEO03C1096 lt 62 ACCESSORY COMPLETE 1 CWH82C1535 lt 64 COVER FRONT 1 CWD601074A lt 65 1 CWD601075A 66 FRONT PLATE COMPLETE 1 CWE06C1091 lt 67 HANDLE 2 CWE161008 lt 68 TUBE ASS Y CAPILLAR
28. 45 50 55 Tamb HC IP HC IP HC IP HC IP HC IP HC IP 15 8 65 3 10 8 30 3 25 7 95 3 45 7 60 3 65 715 3 75 6 70 3 85 7 9 35 295 900 3 20 8 85 3 58 8 70 3 96 8 30 3 93 7 90 3 90 2 9 31 2 39 900 2 55 900 282 900 3 09 8 90 3 53 8 80 3 98 7 9 00 1 58 900 190 900 220 900 250 900 2 80 9 00 3 10 25 9 00 1 09 900 128 873 148 846 168 828 1 86 8 10 2 04 HC Heating Capacity kW IP Power Input KW LWC Leaving Water Condenser Temperature C Tamb Ambient Temperature 18 2 2 WH SDH12COE8 WH UD12CN8 LWC 30 35 40 45 50 55 Tamb HC IP HC IP HC IP HC IP HC IP HC IP 15 9 30 3 50 8 90 3 66 8 50 3 83 810 3 99 7 50 4 09 7 00 4 20 7 10 40 3 41 10 00 3 70 960 3 99 920 428 870 430 820 4 31 2 11 80 3 14 11 40 3 35 11 00 3 57 10 60 3 78 980 3 98 9 10 4 18 7 12 00 2 14 12 00 2 57 12 00 3 00 12 00 3 43 12 00 3 82 12 00 4 20 25 12 00 1 42 12 00 1 70 11 80 1 98 11 70 227 11 50 2 53 11 40 2 78 HC Heating Capacity kW IP Power Input KW LWC Leaving Water Condenser Temperature C Tamb Ambient Temperature 18 3 Hydraulic Pump Performance EXTERNAL STATIC PRESSURE kPa 90 80 70 PUMP SPEED 3 PUMP SPEED 2 60 50 PUMP SPEED 1 40 30 20 10 0 10
29. 490 lt 41 1 CWT29C1043 lt 42 ACCESSORY COMPLETE 1 CWH82C1754 lt Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock 88 19 2 WH UDO9CN8 WH UD12CN8 90 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 91 Model WH UD09CN8 WH UD12CN8 REF NO DESCRIPTION amp NAME QTY WH UDO9CN8 WH UD12CN8 REMARKS 1 BASE PAN ASS Y 1 CWD52K1225 lt 2 COMPRESSOR 1 5JD420XBA22 3 ANTI VIBRATION BUSHING 3 CWH50055 lt 4 NUT FOR MOUNT 3 CWH561049 lt 4 PACKING 3 CWB811017 lt 5 CRANKCASE HEATER 1 CWA341053 6 CONDENSER COMPLETE 1 CWB32C3035 lt 7 HIGH PRESSURE SENSOR 1 CWA50C2570 lt 8 DISCHARGE MUFFLER 1 CWB121014 lt 9 PRESSURE SWITCH 1 CWA101013 lt 10 3 WAYS VALVE GAS 1 CWB011251 lt 11 4 WAYS VALVE 1 CWB001046 12 3 WAYS VALVE LIQUID 1 011292 13 STRAINER 2 CWB111032 lt 19 ACCUMULATOR ASS Y 1 CWB131026A lt 20 SOUND PROOF MATERIAL COMP 1 CWG302265 lt 21 SOUND PROOF MATERIAL 1 CWG30
30. 7 C Dry Bulb 44 6 F Dry Bulb 6 Wet Bulb 42 8 F Wet Bulb with controlled indoor water inlet temperature of 30 and water outlet temperature of 35 Specification are subjected to change without prior notice for further improvement 2 2 WH SDH12COE8 WH UD12CN8 Item Unit Outdoor Unit Performance Test Condition EUROVENT Heating Capacity kW 12 00 BTU h 41000 Kcal h 10320 COP W W 4 67 BTU hW 16 0 Noise Level dB A 50 Power Level dB 67 Air Flow m min ft min 80 0 2830 Refrigeration Control Device Expansion Valve Refrigeration Oil 3 FV50S 1200 cm Refrigerant R410A kg oz 2 75 97 1 Dimension Height mm inch 1340 52 3 4 Width mm inch 900 35 7 16 Depth mm inch 320 12 19 32 Net Weight kg lbs 109 240 Pipe Diameter Liquid mm inch 9 52 3 8 Gas mm inch 15 88 5 8 Standard Length m ft 7 23 0 Pipe Length Range m ft 3 9 8 40 131 2 I D amp O D Height Difference m ft 30 98 4 Additional Gas Amount g m oz ft 50 0 5 Refrigeration Charge Less m ft 30 98 4 Compressor Type Hermetic Motor Motor Type Brushless 4 poles Rated Output kW 4 30 Fan Type Propeller Fan Material PP Motor Type Induction 8 poles Input Power Output Power 60 Fan Speed rpm 510 Top Fan 550 Bottom Fan Heat Exchanger Fin material Aluminium P
31. 8 16 5 2 Compressor Tank Temperature Sensor Abnormality H15 Malfunction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the compressor tank temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds Troubleshooting Check the CN TANK connector connection Turn OFF the power Check the connector connection Is the CN TANK connector connection normal Yes i Connector poor contact Correct the connection H feeessssesessssssessssseesesessseeseeeeeseesees Check the compressor tank temperature sensor Plug out connector from the outdoor unit PCB main Measure the resistance of the compressor tank temperature sensor Compressor Tank Compressor Discharge Sensor Characteristic Is the measured resistance of the compressor tank temperature sensor matches the value specified in its characteristic chart Defect in compressor tank temperature sensor i Replace the compressor tank temperature sensor Resistance Yes 4 a i Defect in outdoor unit PCB main 0 10 2 30 40 50 Replace the outdoor unit main 1 Aressssssssessssssessescescescescescesceseeesseseeseeuseseesed Te
32. Activate F12 Malfunction Decision Conditions During operation of cooling and heating when pressure 4 5MPa and above is detected by outdoor high pressure switch Malfunction Caused 1 Dust accumulation on the outdoor unit heat exchanger Air short circuit at outdoor unit Faulty water pump Insufficient water flow rate in system Water leak in system 2 3 way valve closed Clogged expansion valve or strainer Excessive refrigerant Faulty outdoor high pressure sensor and switch Faulty outdoor unit PCB 6 ON Abnormality Judgment Continue 4 times in 20 minutes Trou bleshooti ng NN For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the dust accumulation on the outdoor unit heat exchanger Check the 2 3 way valve 7 Yes 0 O Clean the heat exchanger Open the 2 3 way valve 1 RT EPC ee T Check the outdoor air passage i Ves PS E Is there any short circuit p gt Is there any water leakage Replace outdoor high No PALMAS teta t M ID i Replace the expansion valve Check for clogged i and or strainer expansion valve or strainer Reclaim and recharge i refrigerant i Repla
33. CCB Then for control panel s operation please refers to air to water heatpump s operation instruction 3 For normal operation pressure gauge reading should be in between 0 05 MPa and 0 2 MPa If necessary adjust the water pump speed accordingly to obtain normal water pressure operating range If adjust water pump speed cannot solve the problem contact your local authorized dealer 4 After test run please clean the external filter Reinstall it after finish cleaning 14 2 Proper Pump Down Procedure 1 Make sure the OFF ON control panel LED is OFF no operation 2 Press the PUMPDW switch on control panel to begin PUMP DOWN mode Operate the system in PUMP DOWN mode for 10 15 minutes 3 After 10 15 minutes after 1 or 2 minutes in case very low ambient temperatures 10 C fully close 3 way valve Liquid side 4 After 3 minutes fully close 3 way valve Gas side 5 Press the switch on control panel to stop PUMP DOWN mode 6 Remove the refrigerant piping 14 3 How To Adjust Water Flow Rate Before adjust the water flow rate make sure that the total water volume in the installation is 30 litres minimum For 9 0kW and 50 litres minimum For 12 0 The water flow rate can be adjusted with select the water pump speed on the water pump The default setting is moderate speed 11 Adjust it to high speed III and slow speed 1 if necessary e g reduce the noise of running water Below graph
34. EEN 8 6 29203 Check the continuity of the outdoor high pressure switch Plug out outdoor high pressure switch 5 R R connector from CN PSW1 channel Measure the connector continuity HIGH PRESSURE ELECTRO MAGNETIC COIL SWITCH EXPANSION VALVE normally close Multimeter Defect in outdoor unit PCB Yes main Replace the outdoor unit i PCB main Defect in outdoor high pressure switch i Replace the outdoor high Is there any continuity 68 16 5 22 Outdoor Air Temperature Sensor Abnormality F36 Malfunction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor air temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds always switch off the power before remove and connect the component Trou bleshooti ng T e For safety reason and to prevent component breakdown Check the CN TH1 connector connection Turn OFF the power Check the connector connection Is the CN TH1 connector connection normal Yes Connector poor contact Correct the connection Check the outdoor air temperat
35. H1 connector connection Turn OFF the power Check the connector connection Is the CN TH1 connector connection normal Connector poor contact Correct the connection Check the outdoor pipe temperature sensor Plug out connector from the outdoor unit PCB main Measure the resistance of the outdoor pipe temperature sensor Outdoor Pipe Outdoor Defrost Sensor Characteristic 30 i Defect in outdoor pipe temperature sensor i Replace the outdoor pipe i temperature sensor Is the measured resistance of the outdoor pipe temperature sensor matches the value specified in its characteristic chart 25 4 23 Resistance KC 5 5 22 23 Temperature C 222222222222 73 16 5 27 Outdoor Defrost Temperature Sensor Abnormality F43 Malfunction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor defrost temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds Troubleshooti ng 0 ue For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the CN TH2 connector connection Turn OFF the power Check the con
36. Open 190 Close 183 and below Flow Switch Magnetic Lead Switch Protection Device A Residual Current Circuit Breaker 25 Note Heating capacities are based on outdoor air temperature of 7 C Dry Bulb 44 6 F Dry Bulb 6 Wet Bulb 42 8 F Wet Bulb with controlled indoor water inlet temperature of 30 and water outlet temperature of 35 Specification are subjected to change without prior notice for further improvement 3 Features Inverter Technology Energy saving High Efficiency Compact Design Environment Protection Non ozone depletion substances refrigerant R410A Long Installation Piping Long piping up to 40 meter with height difference 30 meter Flexible 4 way piping for outdoor unit Easy to use control panel Weekly Timer setting Quality Improvement Random auto restart after power failure for safety restart operation Gas leakage protection Prevent compressor reverse cycle Inner protector to protect compressor Serviceability Improvement Breakdown Self Diagnosis function System Status Check Buttons for servicing purpose System Pumpdown Button for servicing purpose Front maintenance design for outdoor unit Operation Condition Indoor Outdoor Water outlet temperature C Ambient temperature Maximum 55 35 HEATING Minimum 25 20 NOTICE When the outdoor temperature is out of the above temperature range the hea
37. SN3S dN31 3D0VH2GI0 1018181381 3LIHM 810 311140 308838 40161984341 108438 431 4086384 02 3518 ASVIANVUI 10553194002 3A1VA AVA v 1109 31L3NDVN 0912313 305835 38065384 3380 0113 90 AVU3 49 N33U5 9 39NVW0 0 088 48 A01134 4 32V18 18 ANId d 1018 8 03 31lHM A 830V N30 quvoag TVNIMU3I ANS 5023504 Ma 1003604 11 20 it Diagram Ircul Indoor Uni dWAd SAVM 1531 5 o 9 LHM d WOLSINBIHIJ 809836 41 LIINI T 199 S T HT m 1018 Bosna YOSNaS diat 27 1 n S 0018 128 WOLSINIIHI YOSNAS awas rauno sarm L t 2 28 tj ANY 9 311802 HOSNIS m 908 RE o 999 1031 a 4 L NIV viva Nao l 890 wol 337108105 n OINOH10313 Un 18 z N s Lir 1 AYgwassv 08908 TVNIW33I A T Fe T o Nwa oL I 44 862 1 1 NIQNnONO TNvdTOMNOO im 92 152 7 8 0501 VEIL o s pen EFD 13803 7 ej GST OD f vuogsuvi aM Loo 3 1 us VSZ 1009 Ja ZHOSA0OPOV M Wr M ASVHd LAlddfs vd 594 gt AS END u IMS l 18 44 1 9 Electronic 9 1
38. THE PIPING 1 Please cut using pipe cutter and then remove the burrs Close the tube joining area with putty heat insulator local supply without any gap as shown in right figure To prevent insects or small animal entering Connecting The Piping To Outdoor Unit Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut locate at valve onto the copper pipe Align center of piping to valves and then tighten with torque wrench to the specified torque as stated in the table Local pipes can project in any of four directions Make holes in the pipe panels for the pipes to pass through Be sure to install the pipe panels to prevent rain from getting inside the outdoor unit Removing the service panel 1 Remove the three mounting screws 2 Slide the service panel downward to release the pawls After this pull the service panel toward you to remove it Service panel Rear direction Rear pipe panel Forward direction Mounting Screws Front pipe panel Downward direction Putty or Heat insulator local supply 2 Remove the burrs by using reamer If burrs is not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare after inserting the flare nut onto the copper pipes Pipe Reamer Clamp handle 1 To cut 2 To remove burrs 3 To flare
39. Transformer Transformer CD Disconnect the 2 lead wire T1 T2 Black and connector CN T1 White from the Electronic Controller Board 79 4 Using screw driver remove screw to remove the Electronic Controller Board 4 Disconnect all connectors of CN TH1 WHT CN PUMP1 CN FLOW YLW CN REMOTE WHT DATA RED G02 ET MIK 601 GRN AC1 L1 BLU AC1 L2 YLW Electronic AC1 L3 BLK AC1 N WHT from the electronic Controller controller board Board 17 7 To Remove Pressure Relief Valve Flow Switch and Water Pump 3 Pull outward to remove Pressure Relief Valve Remove 2 Retaining Rings Pressure Relief Valve 2 Pull down to remove water hose AN When reinstall the water pipe use grease or water at the joining 80 Flow Switch 5 Remove 4 screws to remove the Flow Switch 4 Disconnect the connector of CN FLOW YLW from the electronic controller board 6 Disconnect the connector of Water Pump When reinstall the water pipe use grease or water at the joining 81 18 Technical Data 18 1 Operation Characteristics 18 11 WH SDH09COE8 WH UDO9CN8 Heating Characteristics at Different Outdoor Air Temperature Condition Outdoor air temperature 7 C DBT 6 WBT Indoor water inlet temperature 30 Indoor water outlet temperature 35 Piping length 7m
40. When abnormal high voltage detection 5V or when open circuit detection OV for 5 seconds continuously After detection When abnormality is detected continue 5 seconds unit stop operation OFF ON control panel LED will blink H64 error occurs 13 1 9 Outside Temperature Current Control Max current value is 0 TR regulated 12 20 23 Compressor stop Outdoor temperature 13 1 10 Crank case heater control Purpose For compressor protection during low outdoor ambient operation during heating low temperature operation Control content a Trigger heater START conditon when the outdoor air temperature is 4 C or below and discharge temperature is 11 6 C or below b Resetting heater STOP condition 1 when the outdoor air temperature exceeds entry condition 6 C 2 when the discharge temperature exceeds entry condition 18 8 C 13 2 Protection Control For Heating Operation 13 2 1 Outdoor Air Temperature Control The maximum current value is regulated when the outdoor air temperature rises above 14 C in order to avoid compressor overloading 13 2 2 Deice Operation When outdoor pipe temperature and outdoor air temperature is low deice operation start where outdoor fan motor stop 39 14 Servicing Mode 14 1 Test Run 1 Fill up the boiler tank with water For details refer to boiler tanks installation instruction and operation instruction 2 Set ON to the indoor unit and R
41. Y TUBE 1 CWT07K1541 lt 70 EXPANSION VALVE 1 CWB051028 lt 71 ELECTRO MAGNETIC SWITCH 1 K6C2AGA00002 72 ELECTRO MAGNETIC SWITCH 1 K6C4E8A00001 lt 73 REACTOR 3 G0C153J00009 lt 92 REF NO DESCRIPTION amp NAME QTY WH UDO9CN8 WH UD12CN8 REMARKS 74 PTC THERMISTORS 1 D4DDG1010001 75 1 CWA341061 Note All parts are supplied from PHAAM Malaysia Vendor Code 00029488 marked parts are recommended to be kept in stock 93 Printed in Malaysia SFYW1009 00
42. ables from sharp edges 31 5 Once all wiring work has been completed tie the cable and cord together with the binding strap so that they do not touch other parts such as the compressor and bare copper pipes 6 Install back the control board cover Outdoor Unit Indoor outdoor unit terminal board Cord clamp Banding strap 3 Connecting cable refer below 4 diagram for its N guiding 11 4 4 1 Wire Stripping and Connecting Requirement Same as indoor requirement For details please refer the diagram on AIR TO WATER HEATPUMP INDOOR UNIT section 11 3 4 CONNECT THE CABLE TO THE INDOOR UNIT Protective bushing 4 Selection of direction Apply cut DETAIL OF CONNECTING CABLE GUIDING 11 4 4 2 Caution For three phase model never operate the unit by pressing the electromagnetic switch Never correct the phase by switching over any of the wires inside the unit 11 4 5 PIPE INSULATION 1 Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated piping end to prevent water from going inside the piping 2 drain hose or connecting piping is in the room where dew may form please increase the insulation by using POLY E FOAM with thickness 6 mm or above 11 4 6 OUTDOOR UNIT DRAIN WATER Water will drip from the basepan hole area during defrost function
43. act 3 Correct the connection Check the indoor water flow switch Plug out connector from the indoor unit PCB main Dismantle the water flow switch Position the water flow switch in reverse direction downward Measure the continuity of the water flow switch Fix the system water Is there any water leakage Defect in indoor water flow leakage No e switch ls inersanyicontinuity Replace the indoor water itch Check the CN FLOW connector connection Turn OFF the power Yes 1 Defect in indoor unit Check the connector connection i main Replace the indoor unit PCB 52 16 5 6 Outdoor High Pressure Abnormality 64 Malfunction Decision Conditions During operation of cooling and heating when the outdoor high pressure sensor output signal is OVdc or 5Vdc Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue 4 times in 20 minutes For safety reason and to prevent component breakdown Troubleshooting A Caution always switch off the power before remove and connect the component Check the CN HPS connector connection Turn OFF the power Check the connector connection Reconnect the high pressure sensor connector to the outdoor unit PCB main Turn the power and run the i Connector poor contact
44. ain turn OFF the power Check the 2 3 way valve En Je Check for gas leakage Is the oil oozing out from the 2 3 way valve Turn ON the power and operate heating operation Yes Yes Is the 2 3 way valve closed 9 Open the 2 3 way valve R i union nuts i Reclaim and recharge refrigerant For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Measure the current from the outdoor LIVE terminal i Defect CT Is the current 0 65A i Replace the outdoor unit PCB main Yes While the system is still in heating operation check the discharge pressure l Is the pressure unchanged same as when compressor stop While the system is still in heating operation further check by touching if Compressor discharge pipe is cold Compressor body is warm to confirm the compressor low compression Replace the compressor 76 17 Disassembly and Assembly Instructions WARNING High Voltage are generated in the electrical parts area by the capacitor Ensure that the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 17 1 To Remove Front Plate Please follow the steps below for take out front plate Before removing th
45. all or relocate Air to Water Heatpump indoor outdoor unit do not let any substance other than the specified refrigerant eg air etc mix into refrigerant cycle piping Mixing of air etc will cause abnormal high pressure in refrigeration cycle and result in explosion injury etc 13 This is a RA10A model When connecting the piping do not use any existing R22 pipes and flare nuts Using such same may cause abnormally high pressure in the refrigeration cycle piping and possibly result in explosion and injury Use only R410A refrigerant SQ Thickness of copper pipes used with R410A must be more than 0 8 mm Never use copper pipes thinner than 0 8 mm It is desirable that the amount of residual oil is less than 40 mg 10 m 14 During installation install the refrigerant piping properly before run the compressor Operation of compressor without fixing refrigeration piping and valves at opened condition will cause suck in of air abnormal high pressure in refrigeration cycle and result in explosion injury etc 15 During pump down operation stop the compressor before remove the refrigeration piping Removal of refrigeration piping while compressor is operating and valves are opened condition will cause suck in of air abnormal high pressure in refrigeration cycle and result in explosion injury etc 16 After completion of the installation servicing confirm there is no leakage of refrigerant gas It may generate toxic gas when the
46. as below Incorrect installation or servicing due to ignoring of the instruction will cause harm or damage and the seriousness is classified by the following indications A WARNING This indication shows the possibility of causing death or serious injury A CAUTION This indication shows the possibility of causing injury or damage to properties The items to be followed are classified by the symbols This symbol denotes item that is PROHIBITED from doing Carry out test run to confirm that no abnormality occurs after the servicing Then explain to user the operation care and maintenance as stated in instructions Please remind the customer to keep the operating instructions for future reference WARNING Do not modify the machine part material during repairing service 2 If wiring unit is supplied as repairing part do not repair or connect the wire even only partial wire break Exchange the whole wiring unit 3 Do not wrench the fasten terminal Pull it out or insert it straightly Engage dealer or specialist for installation and servicing If installation of servicing done by the user is defective it will cause water leakage electrical shock or fire 5 Install according to this installation instructions strictly If installation is defective it will cause water leakage electric shock or fire Use the attached accessories parts and specified parts for installation
47. ater piping 2 Specifications 2 1 WH SDHO9COE8 WH UD09CN8 Item Unit Outdoor Unit Performance Test Condition EUROVENT Heating Capacity kW 9 00 BTU h 30700 Kcal h 7740 COP W W 4 74 BTU hW 16 2 Noise Level dB A 49 Power Level dB 66 Air Flow m min ft min 76 8 2710 Refrigeration Control Device Refrigeration Oil 3 Expansion Valve FV50S 1200 Power factor means total figure of compressor and outdoor fan motor cm Refrigerant R410A kg oz 2 75 97 1 Dimension Height mm inch 1340 52 3 4 Width mm inch 900 35 7 16 Depth mm inch 320 12 19 32 Net Weight kg lbs 109 240 Pipe Diameter Liquid mm inch 9 52 3 8 Gas mm inch 15 88 5 8 Standard Length m ft 7 23 0 Pipe Length Range m ft 3 9 8 40 131 2 amp O D Height Difference m ft 30 98 4 Additional Gas Amount g m oz ft 50 0 5 Refrigeration Charge Less m ft 30 98 4 Compressor Type Hermetic Motor Motor Type Brushless 4 poles Rated Output kW 4 30 Fan Type Propeller Fan Material PP Motor Type Induction 8 poles Input Power Output Power 60 5 490 Top Fan 530 Bottom Fan Heat Exchanger Fin material Aluminium Pre Coat Fin Type Corrugated Fin Row x Stage x FPI 2x51 x 18 Size W x H xL mm 881 5 x 1295 4 x 44 Item Unit Pow
48. ce outdoor high i pressure sensor Check the system water pump i Replace the faulty water i pump i Replace outdoor high i pressure sensor Is the expansion valve or strainer clogged ice formed No i Reclaim and recharge with i correct amount of refrigerant i Replace outdoor high i pressure sensor Check refrigerant amount Is the additional refrigerant amount filled correctly Yes i Readjust the water pump i speed i Replace outdoor high i pressure sensor Is the water pump speed adjusted according to system hydraulic external static pressure Replace the outdoor unit i PCB main i Replace the outdoor high pressure sensor and switch 59 16 5 13 Compressor Rotation Failure F14 Malfunction Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused 1 Compressor terminal disconnect 2 Faulty outdoor unit PCB main 3 Faulty compressor Abnormality Judgment Continue 4 times in 20 minutes For safety reason and to prevent component breakdown Troubleshooting 5 A Caution always switch off the power before remove and connect the component Check the U V and W connector connection Turn OFF the power Check the U V and W connector connection at outdoor unit PCB main and compressor terminal Is the connec
49. component Check the CN DIS connector connection Turn OFF the power Check the connector connection Is the CN DIS connector No i connection normal i Connector poor contact Correct the connection 5 Check the outdoor discharge pipe temperature sensor Plug out connector from the outdoor unit PCB main Measure the resistance of the outdoor discharge pipe temperature sensor Compressor Tank Compressor Discharge Sensor Characteristic RIDE i Defect in outdoor discharge pipe temperature sensor i Replace the outdoor discharge pipe temperature sensor 4 66 66 66 60660666600 Is the measured resistance of the outdoor discharge pipe temperature sensor matches the value specified in its characteristic chart 300 4 Resistance Defect in outdoor unit main Replace the outdoor unit PCB main CEREREM 2 71 16 5 25 Power Factor Correction PFC Abnormality 41 Malfunction Decision Conditions During operation of cooling and heating when the PFC protection circuitry in the outdoor unit PCB main senses abnormal high DC voltage level Malfunction Caused 1 Power supply surge 2 Compressor windings not uniform 3 Faulty outdoor unit PCB main Abnormality Judgment Con
50. e front plate of indoor unit always switch off all power supply i e indoor unit power supply and boiler tank power supply 1 Remove the 2 mounting screws which located at bottom of the front plate and 1 mounting screw at the front of the plate 2 Gently pull the lower section of the front plate towards you to remove the front plate from left and right hooks 3 Hold the left edge and right edge of front plate to lift up front plate from hooks Hook When reinstalling the front plate first set the 2 hooks which located at the top of front plate into the slots at cabinet Then carry out above steps in the reverse order Screws Fix the left and right hooks to cabinet slot properly when reinstall front plate 17 2 To Remove Cabinet 2 Remove 3 screws 8 Remove cabinet pore Remove 5 screws from left 77 17 3 To Remove Pressure Gauge Remove screws 2 Use spanner to release nut of pressure gauge 17 4 To Remove Control Panel Control Sa 4 Disconnect the connector of a CN REMOTE WHT from the Za Electronic Controller Board Electronic 4 Controller Board 2 Remove 6 screws to remove Control Panel 78 17 5 To Remove RCCB 1 Disconnect the 4 lead wire Blue Yellow Black amp White 2 Remove screws to remove RCCB RCCB 17 6 To Remove Transformer and Electronic Controller Board 2 Remove 4 screws to remove
51. e the DC voltage pin1 amp 4 of CN REMOTE Connector poor contact Correct the connection Is the CN REMOTE connector connection normal i Defect in remote controller i control panel Is the remote controller control panel voltage 5Vdc P R A Replace the remote 3 pint amp 4 generated controller control panel No Defect in indoor unit PCB i main 1 Replace the indoor unit Check the control panel cable connection Is the control panel cable i Defect in cable connection connection normal E Replace control panel cable 54 16 5 8 Indoor Outdoor Abnormal Communication 90 Malfunction Decision Conditions During operation of cooling and heating the data received from outdoor unit in indoor unit signal transmission is checked whether it is normal Malfunction Caused 1 Faulty outdoor unit PCB main 2 Faulty indoor unit PCB main 3 Indoor outdoor signal transmission error due to wrong wiring 4 Indoor outdoor signal transmission error due to breaking of wire in the connection wires between the indoor and outdoor units 5 Indoor outdoor signal transmission error due to disturbed power supply waveform Abnormality Judgment Continue for 1 minute after operation 4 For safety reason and to prevent component breakdown Troubleshooti ng 5 A Caution always switch off the power before remove and connect the c
52. entre of installation plate should be at more than 551 mm at right and left of the wall The distance from installation plate edge to ground should more than 1550 mm Always mount the installation plate horizontally by aligning the marking thread and using a level gauge Mount the installation plate on the wall with 6 sets of plug bolt and washer all non supply with size M8 11 3 2 TO DRILL A HOLE IN THE WALL AND INSTALL A SLEEVE OF PIPING 1 Insert the piping sleeve to the hole 2 Fix the bushing to the sleeve 3 Cut the sleeve until it extrudes about 15 mm from the wall CAUTION When the wall is hollow please be sure to use the sleeve for tube assembly to prevent dangers caused by mice biting the connecting cable 4 Finish by sealing the sleeve with putty or caulking compound at the final stage Wall 15 mm Sleeve for tube assembly V Approx 5 7 mm 1777 Bushing for tube assembly Putty or caulking compound 970mm through hole 27 11 3 3 INDOOR UNIT INSTALLATION 11 3 3 1 Install The Indoor Unit 1 Engage the slots on the indoor unit to the hooks of installation plate Ensure the hooks are properly seated on the installation plate by moving it left and right 2 Fix the screws 5 to the holes on the hooks of installation plate 2 as illustrated below Slots Installation plate 1
53. er Source Phase Voltage Cycle Three V 400 Hz 50 Input Power kW 1 90 Maximum Input Power For Heat Pump System kW 4 94 Starting Current A 2 9 Running Current A 2 9 Maximum Current For Heat Pump System A 7 5 Power Factor 95 Item Unit Power Cord Number of core Length m ft Thermostat Electronic Control Protection Device Electronic Control Item Unit Indoor Unit Performance Test Condition EUROVENT Operation Range Outdoor Ambient C 20 35 Water Outlet C 25 55 Internal Pressure Differential kPa 10 9 Noise Level dB A 30 Power Level dB 43 Dimension Height mm inch 892 35 1 8 Width mm inch 502 19 3 4 Depth mm inch 353 13 29 32 Net Weight kg Ibs 40 88 Refrigerant Pipe Diameter Liquid mm inch 9 52 3 8 Gas mm inch 15 88 5 8 Water Pipe Diameter Inlet mm inch 28 1 3 32 Outlet mm inch 28 1 3 32 Water Drain Hose Inner Diameter mm inch 15 00 19 32 Pump Motor Type Capacitor Run Induction Motor 5 uF No of Speed 3 Input Power 180 Hot Water Coil Type Brazed Plate No of Plates 80 Size HxW xL mm 130 x 93 x 325 Water Flow Rate l min m3 h 25 8 1 6 Pressure Relief Valve Water Circuit kPa Open 190 Close 183 and below Flow Switch Magnetic Lead Switch Protection Device A Residual Current Circuit Breaker 25 Note Heating capacities are based on outdoor air temperature of
54. eration and OFF ON control panel LED will blink 2 Error code of the abnormality will display on the control panel Timer display LCD 3 To determine the abnormality description the Error Code Table needs to be referred To display past last error code 1 Turn ON power supply 2 Press and hold the CHECK button for more than 5 seconds to enter status mode 3 Press the SEARCH DOWN UP button to retrieve past last error code 4 Press the CANCEL button or wait 30 seconds to exit status mode To permanently delete error code from IC memory 1 Turn ON power supply 2 Press and hold the ERROR RESET button for more than 8 seconds till a beep sound is heard OUTDOOR ze del Se 4 SEARCH ccn BE Downward Upward E 2 Button z CANCEL CHECK Button Button ERROR RESET Button 45 16 4 Error Codes Table Diagnosis display Abnormality Protection control Abnormality Judgement Primary location to verify sensor abnormality H00 No abnormality detected H12 Indoor Outdoor capacity unmatched 90s after power supply Indoor outdoor connection wire Indoor outdoor PCB Specification and combination table in catalogue H15 Outdoor compressor temperature sensor Continue for 5 sec Compressor temperature sensor abnormality defective or disconnected
55. error occurs 3 The water pump will remain ON when compressor OFF due to thermostat OFF Water Pump Control gt ON Water pump STOP Water pump ERROR display at Control Panel 12 3 Pump Down Operation Purpose Ensure the pump down operation when relocating or disposing of the unit The pump down operation will extract all refrigerant from the piping into the outdoor unit ERROR reset by power reset 1 Make sure the OFF ON control panel LED is OFF no operation 2 Press the Pump Down button to start the pump down operation 3 No low pressure protection error during pump down operation and 3 way valve will be shift to heating side 4 Press OFF ON button to stop the pump down operation 12 4 Flow Switch 12 4 1 Flow Switch Control 1 The water flow switch serve as an overload protector that shuts down the unit when the water level is detected to be low 2 Detection is Lo 0V when there is no water flow and detection is Hi 5V when there is water flow 35 12 5 Indoor Unit Safety 12 5 1 Indoor Unit Safety Control 1 When water pump is ON the system will start checking flow switch status ON OFF 2 If the flow switch ON for 10 seconds the system will check on the water inlet temperature for 10 seconds If the water inlet temperature not exceeds 80 C the water pump shall be continuously running with normal mode If the water inlet temperature exceeds 80 C for continuously 10 seconds the water
56. es Trou bleshooti ng 0 For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Turn OFF the power and rotate the fan by hand Turn OFF the power and PODER ET RESET EPET 4 disconnect the fan motor No 1 connector Turn ON the power ER Replace the fan motor Yes Check the output of the fan motor Turn ON the power and from outdoor unit PCB main operate the fan motor 2 Is the fan motor power supply voltage Replace the outdoor unit Does it rotate 325Vdc pin1 amp 4 generated main Yes Stop the fan motor Is the fan motor control voltage Replace the outdoor unit 15Vdc pin5 amp 4 generated 1 PCB main Check the rotation feedback output from the fan motor 1 Yes Operate the fan motor is the No m rotation command voltage 1 5Vdc 3 Rotate the fan motor hand is the amp 4 generated ie deest rotation feedback voltage 15Vdc 3 amp 4 generated Replace the outdoor unit Yes 61 16 5 15 Input Over Current Detection F16 Malfunction Decision Conditions During operation of cooling and heating when outdoor current above 10 6A is detected by the current transformer CT in the outdoor unit PCB Malfunction Caused
57. hin 20 Excess refrigerant minutes Outdoor PCB F20 Outdoor compressor overheating 4 times occurrence within 20 Compressor tank temperature sensor protection minutes Clogged expansion valve or strainer Insufficient refrigerant Outdoor PCB Compressor F22 IPM power transistor overheating 4 times occurrence within 30 Improper heat exchange protection minutes IPM Power transistor F23 Outdoor Direct Current DC peak 7 times occurrence Outdoor PCB detection continuously Compressor F24 Refrigeration cycle abnormality 2 times occurrence within 20 Insufficient refrigerant minutes Outdoor PCB Compressor low compression F25 Cooling Heating cycle changeover 4 times occurrence within 30 4 way valve abnormality minutes V coil F27 Pressure switch abnormality Continue for 1 min Pressure switch F36 Outdoor air temperature sensor Continue for 5 sec Outdoor air temperature sensor abnormality defective or disconnected F37 Indoor water inlet temperature sensor Continue for 5 sec Water inlet temperature sensor abnormality defective or disconnected F40 Outdoor discharge pipe temperature Continue for 5 sec Outdoor discharge pipe temperature sensor abnormality sensor defective or disconnected F41 PFC control 4 times occurrence within 20 Voltage at PFC minutes F42 Outdoor heat exchanger temperature Continue for 5 sec Outdoor heat exchanger temperature sensor defective or disconnected 46 Diagnosis d
58. isplay Abnormality Protection control Abnormality Judgement Primary location to verify F43 Outdoor defrost sensor abnormality Continue for 5 sec Outdoor defrost sensor defective or disconnected F45 Indoor water outlet temperature sensor Continue for 5 sec Water outlet temperature sensor abnormality defective or disconnected F46 Outdoor Current Transformer open Insufficient refrigerant circuit Outdoor PCB Compressor low 47 16 5 Self diagnosis Method 16 5 1 Connection Capability Rank Abnormality H12 Malfunction Decision Conditions During startup operation of cooling and heating the capability rank of indoor checked by the outdoor is used to determine connection capability rank abnormality Malfunction Caused 1 Wrong model interconnected 2 Wrong indoor unit or outdoor unit PCB main used 3 Faulty indoor unit or outdoor unit PCB main Abnormality Judgment Continue for 90 seconds Troubleshooting Check indoor and outdoor units model number Is the indoor and outdoor Match the compatible model number matched 3 model Yes Check the spare part numbers of the indoor and outdoor unit PCBs and compare with their Part Lists No Matched compatibility 0 Replace the indoor and outdoor unit PCBs main 4
59. it PCB noise filter Turn OFF the power n H P Plug out connector CN BLK amp CN WHT from i Defect in outdoor unit the outdoor unit PCB noise filter Is the measured voltage i PCB main d Turn ON the power between DCP amp DCN 325Vdc i Replace the outdoor unit Measure the AC voltage between AC BLK amp CN WHT Y i PCB main es OO 2 Defect outdoor i Check the DC filter capacitor Is the measured AC voltage unit PCB noise filter PCB connector connection 230V Replace the outdoor Y unit PCB noise filter es petu UE Is the DC filter capacitor PCB Connector poor contact Check the AC voltage supply to outdoor unit PCB main mech anita 2 Correct Fe tsp a Turn OFF the power Reconnect connector AC BLK CN BLK amp CN WHT to the outdoor unit PCB noise filter Yes Defect in outdoor unit Turn ON the power PCB main Measure the AC voltage between AC BLK 8 i Replace the outdoor unit main 56 16 5 10 Outdoor High Pressure Protection H98 Malfunction Decision Conditions During operation of heating when pressure 4 0 MPa and above is detected by outdoor high pressure sensor Malfunction Caused 1 Faulty water pump Insufficient water flow rate in system Water leak in system 2 3 way closed Clogged expansion valve or strainer Excessive refrigerant Faulty
60. mperature C 49 16 5 3 Malfunction Decision Conditions Indoor Refrigerant Liquid Temperature Sensor Abnormality H23 During startup and operation of cooling and heating the temperatures detected by the indoor refrigerant liquid temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 5 seconds Troubleshooting Caution Check the CN TH1 connector connection Turn OFF the power Check the connector connection Is the CN TH1 connector connection normal Yes Check the indoor refrigerant liquid temperature sensor Plug out connector from the indoor unit PCB main Measure the resistance of the indoor refrigerant liquid temperature sensor Indoor Refrigerant Liquid Water Inlet Water Outlet Sensor Characteristic 120 110 100 90 80 70 80 50 40 30 20 10 0 Is the measured resistance of the indoor refrigerant liquid temperature sensor matches the value specified in its characteristic chart Resistance KO 10 20 Temperature C 30 50 For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Correct the connection
61. n 1 Once the compressor starts operation it will not stop its operation for 30 seconds 2 However it can be stopped using control panel at indoor unit 13 1 3 Total Running Current Control 1 When the outdoor running current exceeds X value the compressor frequency will decrease 2 If the outdoor running current does not exceed X value the compressor frequency will return to normal operating frequency 3 If the outdoor running current continue to increase till exceed Y value compressor will stop and if this occurs 3 times within 20 minutes system will stop operation and OFF ON control panel LED will blink F16 error occurs 09C 12C Operation Mode X A Y A X A Y A Heating 6 26 10 6 7 35 10 6 13 1 4 IPM Power transistor Prevention Control A Overheating Prevention Control 1 When the IPM temperature rises to 95 C compressor will stop immediately 2 Compressor will restart delay minutes when the IPM temperature decreases to 90 If this condition repeats continuously 4 times within 30 minutes system will stop operation and OFF ON control panel LED will blink F22 error occurs B DC Peak Current Control 1 When the current to IPM exceeds set value of 33 4 5 0 A compressor will stop Compressor will restart after three minutes 2 If the set value exceeds again for more than 30 seconds after the compressor restarts operation will restart after two minutes 3 If the set value exceeds
62. n valve or strainer clogged ice formed No Reclaim and recharge for a specified amount of fresh refrigerant Is abnormality happened again 51 For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Replace the outdoor unit fan motor and or outdoor unit PCB main Repair the pipe flare or 1 union nuts Reclaim and recharge i refrigerant Replace the expansion valve and or strainer Reclaim and recharge refrigerant i Replace the outdoor unit PCB main Replace the outdoor pipe temperature sensor Procedure complete 16 5 5 Water Flow Switch Abnormality H62 Malfunction Decision Conditions During operation of cooling and heating the water flow detected by the indoor water flow switch is used to determine water flow error Malfunction Caused 1 Faulty water pump 2 Water leak in system 3 Faulty connector connection 4 Faulty water flow switch 5 Faulty indoor unit PCB main Abnormality Judgment Continue for 10 seconds but no judgment for 9 minutes after compressor startup restart 4 For safety reason and to prevent component breakdown Troubleshooting A 4 always switch off the power before remove and connect the component Check the system water pump Is the CN FLOW connector connection normal i Connector poor cont
63. nector connection Is the CN TH2 connector connection normal Yes Connector poor contact Correct the connection Check the outdoor defrost temperature sensor Plug out connector from the outdoor unit PCB main Measure the resistance of the outdoor defrost temperature sensor Outdoor Pipe Outdoor Defrost Sensor Characteristic T iN Is the measured resistance of the Defect in outdoor defrost _ BER outdoor defrost temperature sensor No temperature sensor g 20 matches the value specified in its Replace the outdoor defrost FED characteristic chart temperature sensor Defect in outdoor unit PCB main 40 0 10 20 30 40 50 Replace the outdoor unit PCB main 2 Temperature 74 16 5 28 Indoor Water Outlet Temperature Sensor Abnormality F45 Malfunction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor water outlet temperature sensor are used to determine sensor errors Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 5 seconds Troubleshooting 0 For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the CN TH1 connect
64. nit connecting Type designation 4 ype designation 015 88mm 5 8 Gas cable 6 min 1 5 mm 60245 570r Refrigerant Piping Power Supply 1 cord heavier cord cable Water Inlet piping Water Outlet piping 5 x min 1 5 mm Check that cables do not toucl the hot piping etc Vinyl tape Wide x wr Saddle ID OD connecting cable 6 CORE WIRE min 1 5 mm Type designation 60245 IEC 57 or heavier cable 9 52 3 8 Liquid refrigerant piping 915 88mm 5 8 Gas refrigerant piping Check that the cables do not touch the compressor etc It is advisable to avoid more than 2 blockage directions For better ventilation amp multiple outdoor installation please consult authorized dealer specialist This illustration is for explanation purposes only The indoor unit will actually face a different way 11 3 Indoor Unit 11 3 1 HOW TO FIX INSTALLATION PLATE The mounting wall is strong and solid enough to prevent it from the vibration Unit in mm Wall Wf More than 551 551 Bolt Appropriate size M8 7 6 Bot size me ik 1 1 Wall Washer 9 2 _ gt vs N satan e le plate 1 21550 from 4 rN ground 1 B 745 installation plate 2 160 200 The c
65. omponent Check the indoor outdoor units connection wires Is there any wiring error No Turn OFF the power and disconnect terminal 3 wire Turn ON the power and measure Vdc between terminal 2 amp 3 from the outdoor unit Is the Vdc fluctuate between 45 60Vdc Yes Turn OFF the power and reconnect terminal 3 wire Turn ON the power and again measure Vdc between Correct the indoor outdoor units connection wires Replace the outdoor unit PCB main terminal 2 amp 3 from the outdoor unit Is the Vdc fluctuate No i Replace the indoor unit between 15 60Vdc 1 main fassssssssssssssssssssssssssecsescscescsececccnae 55 16 5 9 Unspecified Voltage between Indoor and Outdoor H95 Malfunction Decision Conditions The supply power is detected for its requirement by the indoor outdoor transmission Malfunction Caused 1 Insufficient power supply 2 Faulty outdoor unit PCB noise filter main For safety reason to prevent component breakdown Troubleshooting A UT 5 always switch off the power before remove and connect the component Check the supply voltage Defect in outdoor unit Is the measured AC voltage i PCB main a i Supply voltage as specified Correct the power 230V 5 outdoor unit Check the AC voltage from outdoor un
66. or connection Turn OFF the power Check the connector connection Is the CN TH1 connector connection normal Check the indoor water outlet temperature sensor Plug out connector from the indoor unit PCB main Measure the resistance of the indoor water outlet temperature sensor Indoor Refrigerant Liquid Water Inlet Water Outlet Sensor Characteristic Is the measured resistance of the indoor water outlet temperature sensor matches the value specified in its characteristic chart Resistance 10 0 10 20 30 40 50 Temperature C 75 Connector poor contact Correct the connection i Defect in indoor water outlet i temperature sensor i Replace the indoor water outlet i temperature sensor See eee cence eee sss sss sss russa Defect in indoor unit PCB main Replace the indoor unit PCB main 16 5 29 Outdoor Current Transformer Open Circuit F46 Malfunction Decision Conditions A current transformer CT open circuit is detected by checking the compressor running frequency 2 rated frequency and CT detected input current 0 65A for continuously 20 seconds Malfunction Caused 1 CT defective 2 Faulty outdoor unit PCB 3 Compressor defective low compression Abnormality Judgment Continue 3 times in 20 seconds Troubleshooting Operate heating operation When 46 occurs ag
67. or strainer sensor characteristic chart tank temperature sensor i Replace expansion valve 1 and or strainer Reclaim and recharge i refrigerant Is the expansion valve or strainer clogged ice formed Reclaim and recharge for a specified amount of fresh refrigerant Is abnormality happened again No i Replace the outdoor unit main Check for gas leakage Is the oil oozing out from the 2 3 way valve Y 1 Repair the pipe flare or Procedure complete union nuts i Reclaim and recharge i refrigerant 63 16 5 17 IPM Overheating 22 Malfunction Decision Conditions During operation of cooling and heating when temperature 95 C is detected by the outdoor IPM temperature sensor Malfunction Caused 1 Faulty outdoor unit fan motor 2 Faulty outdoor unit PCB main Abnormality Judgment Continue 4 times in 30 minutes For safety reason and to prevent component breakdown Troubleshooti ng A Caution always switch off the power before remove and connect the component Check the outdoor unit installation condition PP Is there any improper heat radiation Is the outdoor unit fan Replace the outdoor unit motor operating fan motor Defect in IPM Replace the outdoor unit PCB main 64 16 5 18 Output Over Current Detection F23 Malfunction Decision
68. ot use unspecified cord modified cord joint cord or extension cord for power supply Do share the single outlet with other electrical appliances Poor contact poor insulation or over current will cause electrical shock or fire 2T Tighten the flare nut with torque wrench according to specified method If the flare nut is over tightened after a long period the flare may break and cause refrigerant gas leakage CAUTION Do not install the air to water heatpump indoor unit and outdoor unit at place where leakage of flammable gas may occur In case gas leaks and accumulates at surrounding of the unit it may cause fire Carry out drainage piping as mentioned in installation instructions If drainage is not perfect water may enter the room and damage the furniture It may need two persons to carry out the installation work The weight of indoor outdoor unit might cause injury if carried by one person Do not touch outdoor unit air inlet and aluminium fin It may cause injury Select an installation location which is easy for maintenance Pb free solder has a higher melting point than standard solder typically the melting point is 50 F 70 F 30 40 C higher Please use a high temperature solder iron In case of the soldering iron with temperature control please set it to 700 20 F 370 10 Pb free solder will tend to splash when heated too high about 1100 F 600 C Po
69. outdoor high pressure sensor Faulty outdoor unit PCB main WN For safety reason and to prevent component breakdown Troubleshooting A Caution always switch off the power before remove and connect the component Check the system water pump Check the 2 3 way valve e E 2 Yes i No i i Is the water pump working Replace the faulty water Is the 2 3 way valve closed pa ut i Yes Yes Open the 2 3 way valve No Check for clogged Is the expansion valve strainer clogged ice formed No Check refrigerant amount Yes Check the system water passage e Check tne system water passage Is the additional refrigerant with amount filled correctly ee Yes refrigerant Is there any water leakage i Fix eae water Yes R No Replace the expansion valve and or strainer Reclaim and recharge refrigerant Is the water pump speed adjusted according to system hydraulic external static pressure d 1 ep PCB main i Replace the outdoor high 57 16 5 11 Indoor Freeze up Protection H99 Malfunction Decision Conditions During anti freezing control in cooling operation when the indoor refrigerant liquid temperature lt 0 C Malfunction Caused 1 Faulty water pump Insufficient water flow ra
70. per Supply cables Indoor unit bottom Bushing How to guide the lead wires and power supply cord view without internal wiring Terminal screw Tightening torque Necm M4 157 196 16 20 M5 196 245 20 25 11 3 4 2 Wire Stripping and Connecting Requirement Wire stripping Conductor Conductor Conductor not Indoor outdoor fully insert over insert fully insert connecting terminal board E SR 5 mm more 7 No loose strand gap between ACCEPT PROHIBITED PROHIBITED when insert wires 29 11 4 Outdoor Unit 11 4 1 INSTALL THE OUTDOOR UNIT After selecting the best location start installation according to Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut 010 mm 2 When installing at roof please consider strong wind and earthquake Please fasten the installation stand firmly with bolt or nails 450 44 Anchor pitch 620 Anchor pitch Unit in mm 11 4 2 CONNECTING THE PIPING Piping size Torque Model Gas Liquid SDHO9COE8 UDO9CN8 15 88mm 5 8 29 52mm 3 8 SDH12COE8 UD12CN8 65 Nem 42 Nem Be sure to use two spanners to tighten If the nuts are overtightened it may cause the flares to break or leak Do not attach the spanners here CUTTING AND FLARING
71. pump and from the service port of the 3 way valve Tighten the service port caps of the 3 way valve at a torque of 18 Nem with a torque wrench 7 Remove the valve caps of both of the 2 way valve and 3 way valve Position both of the valves to using a hexagonal wrench 4 mm 8 Mount valve caps onto the 2 way valve and the 3 way valve Be sure to check for gas leakage N CAUTION If gauge needle does not move from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa in step above take the following measure If the leak stops when the piping connections are tightened further continue working from step 3 If the leak does not stop when the connections are retightened repair the location of leak Do not release refrigerant during piping work for installation and reinstallation Take care of the liquid refrigerant it may cause frostbite 11 4 4 CONNECT THE CABLE TO THE OUTDOOR UNIT FOR DETAIL REFER TO WIRING DIAGRAM AT UNIT 1 Remove the control board cover from the unit by loosening the screw 2 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 6 x min 1 5 mm flexible cable type designation 60245 IEC 57 or heavier cord Outdoor unit Colour of wires m E Terminals on the outdoor unit 3 Secure the cable onto the control board with the holder clamper 4 Select required direction and apply protective bushing provided in accessories to protect c
72. pump will be OFF immediately 3 After water pump OFF for more than 10 minutes it will be ON back and the indoor unit safety control checking is restarted 10s Flow SW ON YES NO tonormal mode Water In 80 C for 10s 12 6 Auto Restart Control 1 When the power supply is cut off during the operation of Air to Water Heatpump the compressor will re operate after power supply resumes 12 7 Indication Panel LED Operation Color Green Light ON Operation ON Light OFF Operation OFF Note If Operation LED is blinking there is an abnormality operation occurs 36 12 8 Quiet Operation Purpose To provide quiet operation compare to normal operation by reduces outdoor unit noise Starting condition 1 When quiet button is presses 2 When quiet request ON time by weekly timer Refer to control panel When any of above mentioned condition is achieved this control is activated New target FM speed Present target FM speed 80 rpm Minimum target FM speed 200 rpm Cancellation condition 1 Cancel by press quiet button 2 Stop by OFF ON button 3 When quiet request OFF time by weekly timer When any of above mentioned condition is achieved this control is cancelled 37 13 Protection Control 13 1 Protection Control For All Operations 13 1 1 Time Delay Safety Control 1 The compressor will not start for three minutes after stop of operation 13 1 2 30 Seconds Forced Operatio
73. r Normal resistance Several kohms to several Mohms Tester s positive terminal UVW Abnormal resistance 0 or 65 16 5 19 Refrigeration Cycle Abnormality F24 Malfunction Decision Conditions 1 During operation of cooling and heating compressor frequency Frated 2 During operation of cooling and heating running current 0 65A I 1 65A 3 During operation of cooling water inlet temperature indoor refrigerant liquid temperature 5 C 4 During operation of heating indoor refrigerant liquid temperature water inlet temperature 5 C Malfunction Caused 1 Faulty water inlet or indoor refrigerant liquid temperature sensors 2 3 way valve closed Refrigerant shortage refrigerant leakage Clogged expansion valve or strainer Faulty outdoor unit PCB main Poor compression of compressor Abnormality Judgment Continue 2 times in 20 minutes For safety reason and to prevent component breakdown Troubleshooting A Caution always switch off the power before remove and connect the component Check the water inlet and indoor ref liquid temperature sensors Does it conform to the sensor characteristic chart Yes Replace the water inlet or indoor ref liquid temperature sensor N Check for clogged expansion valve or strainer Is the expansion valve strainer clogged ice formed
74. r temperature 7 C DBT 6 WBT Indoor water inlet temperature 30 Indoor water outlet temperature 35 Piping length 7m 12 500 12 000 11 500 11 000 10 500 Capacity KW 10 000 9 500 9 000 8 500 15 13 11 9 7 5 3 4 1 3 5 7 9 11 13 15 17 19 21 23 25 Outdoor Air Temperature C 4 000 3 500 3 000 2 500 Input Power kW 2 000 1 500 15 13 11 9 7 5 3 A 1 3 5 7 9 Outdoor Air Temperature C 84 11 13 15 17 19 21 23 25 Heating Characteristics at Different Piping Length Condition Outdoor air temperature 7 C DBT 6 WBT Indoor water inlet temperature 30 Indoor water outlet temperature 35 Piping length 7m 12 500 12 000 11 500 11 000 10 500 Capacity KW 10 000 9 500 9 000 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 Piping Length m 2 700 2 650 2 600 2 550 2 500 2 450 2 400 Input Power KW 2 350 2 300 2 250 2 200 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 Piping Length m 85 18 2 Heating Capacity Table WH SDHO9COE8 WH UD09CNS8 LWC 30 35 40
75. re Low 23 Insufficient refrigerant Low Clogged strainer or expansion valve 43 16 2 Relationship Between The Condition Of The Air to Water Indoor And Outdoor Units And Pressure And Electric Current Heating Mode Condition of the Air to Water Heatpump indoor and outdoor Low Pressure High Pressure Electric current during operation units Water leakage or insufficient water flow rate in the system Excessive amount of refrigerant Inefficient compression Insufficient refrigerant gas leakage Outdoor heat exchange deficiency Clogged expansion valve or Strainer 214 Carry out the measurements of pressure electric current and temperature fifteen minutes after an operation is started 44 16 3 Breakdown Self Diagnosis Function 16 3 1 Self Diagnosis Function Three Digits Alphanumeric Code When abnormality occur during operation the system will stop operation and OFF ON control panel LED will blink and error code will display on the control panel Timer display LCD Even error code is reset by turning OFF power supply or by pressing ERROR RESET button if the system abnormality is still un repaired system will again stop operation and OFF ON control panel LED will again blink The error code will store in IC memory To check the error code 1 When an abnormality occurs system will stop op
76. re Coat Fin Type Corrugated Fin Row x Stage x FPI 2x51 x 18 Size W x H xL mm 881 5 x 1295 4 x 44 Item Unit Power Source Phase Voltage Cycle Three V 400 Hz 50 Input Power kW 2 57 Maximum Input Power For Heat Pump System kW 5 85 Starting Current A 3 9 Running Current A 3 9 Maximum Current For Heat Pump System A 8 8 Power Factor 96 Power factor means total figure of compressor and outdoor fan motor Power Cord Number of core Length m ft Thermostat Electronic Control Protection Device Electronic Control Item Unit Indoor Unit Performance Test Condition EUROVENT Operation Range Outdoor Ambient C 20 35 Water Outlet C 25 55 Internal Pressure Differential kPa 17 4 Noise Level dB A 30 Power Level dB 43 Dimension Height mm inch 892 35 1 8 Width mm inch 502 19 3 4 Depth mm inch 353 13 29 32 Net Weight kg Ibs 40 88 Refrigerant Pipe Diameter Liquid mm inch 9 52 3 8 Gas mm inch 15 88 5 8 Water Pipe Diameter Inlet mm inch 28 1 3 32 Outlet mm inch 28 1 3 32 Water Drain Hose Inner Diameter mm inch 15 00 19 32 Pump Motor Type Capacitor Run Induction Motor 5 uF No of Speed 3 Input Power 180 Hot Water Coil Type Brazed Plate No of Plates 80 Size x W xL mm 130 x 93 x 325 Water Flow Rate l min m3 h 34 4 2 1 Pressure Relief Valve Water Circuit kPa
77. rrect the connection H Check the indoor water inlet temperature sensor Plug out connector from the indoor unit PCB main Measure the resistance of the indoor water inlet temperature sensor Indoor Refngerant Liquid Water Inlet Water Outlet Sensor Characteristic 110 Is the measured resistance of the Defect in indoor water inlet f _ indoor water inlet temperature sensor temperature sensor 2 matches the value specified in its Replace the indoor water inlet characteristic chart i temperature sensor 50 40 30 20 Yes 5 js t Defect in indoor unit PCB main 40 0 10 20 30 40 50 Replace the indoor unit PCB main 5222222222222222222222222222222222222222222222222222222724 70 16 5 24 Outdoor Discharge Pipe Temperature Sensor Abnormality 40 Malfunction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds Trou bleshooti ng Y EN For safety reason and to prevent component breakdown always switch off the power before remove and connect the
78. se spanner to detach the tube connector nut Take out the filter carefully so that not deforms it shape Use tap water only to wash the residue on the filter If necessary gently use soft brush only to clean the hard dirt After clean put it back to the original location and tighten the nut connection with torque wrench Water inlet connector External water filter Water Outlet Water Inlet Location of external water filter 42 16 Troubleshooting Guide 16 1 Refrigeration Cycle System In order to diagnose malfunctions make sure that there are no electrical problems before inspecting the refrigeration cycle Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right Normal Pressure Standard Gas pressure MPa kg cm G Heating Mode 2 3 2 9 23 29 Condition Outdoor temperature 79 at heating mode Compressor operates at rated frequency Value of electric tligher than specified Water leakage or insufficient e Measuring electric current current during operation water flow rate in the system during operation Lower than specified Excessive amount of refrigerant Gas side Heating Mode Low Inefficient compressor Measuring gas side pressu
79. seconds to enter setting mode STEP 2 Press upward or downward button to choose the 5 of the parameter as below for change the temperature range 1 Outdoor ambient set temperature for heat mode at low water outlet temperature Selection range 15 C 15 2 Outdoor ambient set temperature for heat mode at high water outlet temperature Selection range 15 C 15 C 3 Water outlet set temperature for heat mode at low outdoor ambient temperature Selection range 25 C 55 C 4 Water outlet set temperature for heat mode at high outdoor ambient temperature Selection range 25 C 55 C 5 Set temperature for turning OFF heating operation Selection range 20 C 5 STEP 3 Press SELECT button to enter selected parameter STEP 4 Press upward or downward button to set desired temperature STEP 5 Press SET button again to confirm the setting Note Repeat steps 2 to 5 to set other parameters STEP 6 Press CANCEL button or wait 30 seconds to exit setting mode Water Temperature Thermo Shift Setting Perform the steps below to set the desired shift temperature STEP 1 Press SET button within 5 seconds STEP 2 Press SELECT button to enter the setting temperature STEP 3 Press upward or downward button to set desired temperature Selection range 5 C 5 C STEP 4 Press SET button again to confirm the setting STEP 5 Press CANCEL button or wait 30 seconds to exit setting 11 5 Error Reset Button This but
80. t temperature is below 20 Keep the spaces indicated by arrows from wall ceiling fence or other obstacles Do not place any obstacles which may cause a short circuit of the discharged air f outdoor unit installed near sea region with high content of sulphur or oily location e g machinary oil etc it lifespan maybe shorten When installing the product in a place where it will be affected by typhoon or strong wind such as wind blowing between buildings including the rooftop of a building and a place where there is no building in surroundings fix the product with an overturn prevention wire etc Overturn prevention fitting model number K KYZP15C If piping length is over 30 m additional refrigerant should be added as shown in the table 26 Piping size Rated Max Min Max Addi Length Eleva Piping Piping tional Model VOR m tion Length Length Refrige Gas Liquid m m m rant g m 5 09 0 9 215 88 29 52 UDO9CN8 mm mm 5 7 5 30 3 40 50 5 8 3 8 SDH12COE8 215 88 09 52 UD12CN8 mm mm 5 7 5 30 3 40 50 5 8 3 8 Example For SDH12COE8 UD12CN8 If piping length is 40m the quantity of additional refrigerant should be 500g 40 30 m 50 g m 500g 11 2 Indoor Outdoor Unit Installation Diagram 300 mm Drain Hose 09 52 3 8 Liquid Refrigerant Piping j 4 Indoor unit Outdoor u
81. tch and Water Pump 80 3 Features 9 18 Technical Data 82 4 Location of Controls and Components 10 18 1 Operation Characteristics 82 4 1 Indoor Unit 10 18 2 Heating Capacity Table 86 4 2 Outdoor Unit 14 18 3 Hydraulic Pump Performance 86 5 Dimensions 15 19 Exploded View and Replacement Parts List 87 9 1 Indoor Dni ccepit ene pese 15 19 1 WH SDHO9COE8 WH SDH12COE8 87 5 2 Outdoor Unit 16 19 2 WH UDO9CN8 WH UD12CN8 89 6 Refrigeration And Water Cycle Diagram 17 7 Block Diagram 18 8 Wiring Connection Diagram 19 8 1 Indoor Unit 19 8 2 Outdoor Unit 20 9 Electronic Circuit Diagram 21 9 1 Indoor Unit 21 9 2 Outdoor Unit 22
82. te in system Water leak in system 2 valve partially closed Clogged expansion valve or strainer Refrigerant shortage refrigerant leakage Faulty indoor refrigerant liquid temperature sensor Faulty indoor unit PCB main WN A 5 For safety reason and to prevent component breakdown Trou bleshooting a A Caution always switch off the power before remove and connect the component Check the system water pump Is the water pump working Check for clogged expansion valve or strainer Is the expansion valve or strainer clogged ice formed Check the system water flow rate Is the water pump speed adjusted according to system hydraulic external static pressure Check the system water passage Check the indoor refrigerant liquid temperature sensor Is there any water leakage i Fix m d water i Does it conform to the sensor characteristic chart Check the 2 way valve the 2 partially Open the 2 way valve 58 Replace the expansion valve and or strainer 3 Reclaim and recharge i refrigerant Reclaim and recharge with i correct amount of refrigerant Replace the indoor unit PCB mai Replace the indoor refrigerant liquid temperature sensor 16 5 12 Outdoor High Pressure Switch
83. ter outlet connector of indoor unit indicate with WATER OUT to boiler tank inlet Fail to connect the tube appropriately might causing the indoor unit malfunction Be sure to use two spanners to tighten the connection Further tighten the nuts with torque wrench in specified torque as stated in the table e If non brass metallic piping is used for installation make sure to insulate the pipes to prevent galvanic corrosion Make sure to insulate the water circuit pipes to prevent reduction of heating capacity After installation check the water leakage condition in connection area during test run Panasonic Air to Water Heatpump Indoor Unit Panel Heater 4 Floor Heater Water Inlet Water 4 Y External Filter T Field supply 4 1 Water Outlet Water Inlet Model Nut size Torque Water SDHO09COE8 UDO9CNS8 SDH12COE8 UD12CN8 Net CAUTION Do not over tighten over tightening cause water leakage 11 3 3 3 Indoor Unit Installation 1 Please make flare after inserting flare nut located at joint portion of tube assembly onto the copper pipe In case of using long piping 2 Do not use pipe wrench to open refrigerant piping Flare nut may be broken and cause leakage Use proper spanner or ring wrench 3 Connect the piping Align the center of piping and sufficiently tighten
84. the flare nut with fingers Further tighten the flare nut with torque wrench in specified torque as stated in the table Refrigerant Pipe Model Piping size Torque Gas Liquid SDHO9COE8 UDO9CN8 15 88mm 5 8 29 52mm 3 8 SDH12COE8 UD12CN8 65 Nem 42 Nem CAUTION Do not over tighten over tightening cause gas leakage Gas Refrigerant Pipe Liquid Refrigerant Pipe 11 3 3 4 Drain Hose Installation Use inner diameter 15 mm drain hose in the market This hose must to be installed in a continuosly downward direction and in a frost free environment Guides this hose s outlet to outdoor only Do not insert this hose into sewage hose or cleaning hose that may generate ammonia gas sulfuric gas etc f necessary use hose clamp to further tighten the hose at drain hose connector to prevent it leakage The water may drip from drain hose Therefore must ensure the outlet of the hose is always not closed or blocked I Drain hose connector Drain hose Ne Drain water outlet 11 3 4 CONNECT THE CABLE TO THE INDOOR UNIT 1 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 6 x min 1 5 mm flexible cord type designation 60245 IEC 57 or heavier cord Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor unit s respectively Earth wire shall be longer
85. ting capacity will drop significantly and outdoor unit might stop for protection control 4 Location of Controls and Components 4 1 Indoor Unit 4 1 1 Location of Control Control Panel Water Pressure Gauge The water pressure is between 0 05 to 0 20 MPa for normal operation Button This button starts or stops the mode operation function of the unit 2 Operation LED This LED indicates the unit is in operation 3 Heat Mode Indicator This icon indicates heating mode operation 4 Water Outlet Temperature Display This LCD show the water outlet temperature 6 Outdoor Ambient Temperature Display This LCD show the outdoor ambient temperature Q Timer Clock Setting display This LCD show the weekly schedule timer setting and clock display System Setting Indicator This icon indicates the system setting mode request OFF ON display 9 System Status Indicator This icon indicates the status check mode request OFF ON display System Pumpdown Indicator This icon indicates the system pump down OFF ON display Quiet Mode Indicator This icon indicates quiet mode operation 10 OUTDOOR WATER OUTLE OFF ON D Open cover for buttons selections System Setting Button These setting button can change the temperature range of setup setting mode selection Perform the steps below to set preferred temperature range STEP 1 Press SET button for 5
86. ting mode Once enter this setting mode SETTING display is ON This setting mode is used to easily shift the target water outlet temperature Water Temp H20 LO 20 1 0 gt Shift value pneter m 5 OUTLO OUT HI Outdoor Temp OUT LO Low outdoor ambient set temperature OUT HI High outdoor ambient set temperature 20 LO Water outlet set temperature at low outdoor ambient temperature 20 Water outlet set temperature at high outdoor ambient temperature Shift value Setting water temperature thermo shift 12 1 5 Outdoor Fan Motor Operation Outdoor fan motor is adjusted according to operation condition It starts when compressor starts operation and it stops 30 seconds after compressor stops operation ON ON OFF Compressor ON Fan Speed ON Outdoor Fan 30 sec OFF 34 12 2 Water Pump 12 2 1 Water Pump Control 1 Once the indoor unit is ON the water pump will be ON immediately and no error judgement for 9 minutes However during this 9 minutes operation if there is any abnormality cause at outdoor or malfunction the compressor should be OFF immediately and restart delay after 3 minutes 2 The system will start checking on the water flow level after operation start for 9 minutes If water flow level is detected low continuously for 1 minute the water pump and compressor will be OFF permanently and OFF ON control panel LED will blink H62
87. tinue 4 times in 20 minutes A 2 For safety reason and to prevent component breakdown Trou bleshooting E A Caution always switch off the power before remove and connect the component Check the compressor winding resistance Turn OFF the power supply and disconnect the harnesses U V and W RECEN Measure the winding resistance between U 1 V V W and W U Supply voltage as specified 5 the compressor s winding Operate the system Verify PFC resistance U V V W U W abnormality by measuring the DC uniform voltage between DCP OUT and DCN OUT of the outdoor unit PCB main Check the supply voltage 15 the DC voltage between DCP Yes Defect in PFC circuitry OUT and DCN OUT normal Replace the outdoor unit between 285 315Vdc i PCB main 1 Replace the outdoor unit PCB main 72 16 5 26 Outdoor Pipe Temperature Sensor Abnormality 42 Malfunction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds Troubleshooti ng For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the CN T
88. ton is to reset the control panel and system error code System Pumpdown Button This button is to select the pump down operation Press 5 seconds Press OFF ON button to stop the pump down operation D System Status Check Button This button is to check the various mode status Perform the steps below to check the selection status STEP 1 Press CHECK button for 5 seconds to enter status mode STEP 2 Press SEARCH Upward or Downward buttons for checking below value 1 Compressor running frequency 2 history 3 Water inlet tempetarure STEP 3 Press CANCEL button at setting mode or wait 30 seconds to exit status check Timer Button This button is to set weekly timer and clock time combine with setting button Perform the steps below to setting the current day and time STEP 1 Press CLOCK button STEP 2 Press SETTING Upward or Downward buttons to set current day STEP 3 Press SET button to confirm STEP 4 Repeat STEP 2 and 3 to set the current time Note The current time that has been set will be the standard time for all the Timer Operations 20 Quiet Button This button is to enjoy quiet environment by reduces outdoor unit noise 12 4 1 2 Weekly Timer Setting Timer Display Lights up if Timer 6 different programs can be set in a day 1 6 operation is selected L 2317 5 TIMER 2 245 E Indicates the selected day TIMER SET SAT SUNe Indicates the next timer operation day e
89. tor connection normal No Connector poor contact Correct the connection Outdoor unit Compressor 8 Yes 0 terminal Disconnect the harnesses U V and W from the compressor terminal ven From the disconnected harnesses U Y and 7 M M W connect them to the inverter checker Turn COMRARUCATON ON the power and operate the system Check YELLOW the inverter checker 6 LEDs blinking condition INVERTER SIGNAL E C i i BLU BLUE RED RED Is the blinking of the 6 LEDs in 53 Mee saecu COENA same sequence condition TRADE MARK 90 UCU COMP TERMINAL SEERDE OTEC AOL POLDEREN Inverter Replace the compressor i 1 Checker 60 16 5 14 Outdoor Fan Motor DC Motor Mechanism Locked F15 Malfunction Decision Conditions The rotation speed detected by the Hall IC of the fan motor during fan motor operation is used to determine abnormal fan motor feedback of rotation gt 2550rpm or lt 50 Malfunction Caused 1 Operation stop due to short circuit inside the fan motor winding 2 Operation stop due to breaking of wire inside the fan motor 3 Operation stop due to breaking of fan motor lead wires 4 Operation stop due to fan motor Hall IC malfunction 5 Operation error due to faulty outdoor unit PCB Abnormality Judgment Continue 2 times in 20 minut
90. until your desired program is shown CANCEL 5 Press to cancel the program Notes You can set the Timer for each day of the week Monday to Sunday with 6 programs per day When the unit is switched ON by the ON TIMER it will use the previously set temperature to control the room temperature Same timer program cannot be set in the same day You may also select collective days with same timer setting Promotes energy saving by allowing you to set up to 6 programs in any given day 13 4 1 3 Control panel Flow switch Water pump Water drainage Water inlet Liquid refrigerant Water outlet Water pump Pressure gauge Flow switch Pressure relief valve Control panel 4 2 Outdoor Unit Main Components Pressure relief valve PCB Pressure gauge 3 Phase RCCB Cabinet Cabinet front plate Handle 2 pieces Bushing Gas refrigerant The pump circulates the water in the water circuit The manometer allows read out of the water pressure in the water circuit The flow switch checks the flow in the water circuit and protects the heat exchanger against high pressure built up and the pump against damage The pressure relief valve prevents excessive water pressure in the water circuit 190kPa The user interface allows the installer and user to setup use and maintain the unit Air inlet rear Air inlet side Air outlet AHH HH
91. ure Internal Water Setting Temperature gt 2 C for continuously 3 minutes Compressor is ON after waiting for 3 minutes if the Water Outlet Temperature Water Inlet Temperature temperature at thermostat OFF is triggered 3 C 12 1 3 Setting Water Outlet Temperature For Heat Mode The set temperature define the parameters for the outdoor ambient temperature dependent operation of the unit Where by the internal water setting temperature is determined automatically depending on the outdoor temperature The colder outdoor temperatures will result in warmer water and vice versa The user has the possibility to shift up or down the target water temperature by control panel setting wat OUT LO Low outdoor ambient set temperature OUT HI High outdoor ambient set temperature 20 LO Water outlet set temperature at low outdoor ambient temperature 20 HI Water outlet set temperature at high outdoor ambient temperature H20 LO zl Im OUTLO OUT HI Outdoor Temp Change in setting water outlet temperature is updated every 30 minutes 33 12 1 4 Water Temperature Thermo Shift Setting e Switchs are ignored during PUMPDW ON Switchs are ignored during STATUS ON A SELECT switch are ignored if SETTING OFF e CANCEL switch is ignored if SETTING OFF amp STATUS OFF If SET Switch pressed for lesss than 5secs immediately enter water temperature shift set
92. ure sensor Plug out connector from the outdoor unit PCB main Measure the resistance of the outdoor air temperature sensor Outdoor Intake Air Sensor Characteristic 100 90 Is the measured resistance of the Defect outdoor air temperature UM outdoor air temperature sensor i sensor E matches the value specified in its i Replace the outdoor air characteristic chart i temperature sensor ap E 30 ZPJ ITICTOICP USELTIOTITTTSO T Defect in outdoor unit PCB main 0 10 20 40 50 Replace the outdoor unit PCB main Temperature C 69 16 5 23 Indoor Water Inlet Temperature Sensor Abnormality F37 Malfunction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor water inlet temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 5 seconds Trou bleshooti ng For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the CN TH1 connector connection Turn OFF the power Check the connector connection Is the CN TH1 connector connection normal Yes i Connector poor contact Co
93. wer supply connection to the indoor unit 1 Power supply point should be in easily accessible place for power disconnection in case of emergency 2 Must follow local national wiring standard regulation and this installation instruction 3 Strongly recommended to make permanent connection to a circuit breaker It must be a 4 poles switch with a minimum 3 0 mm gap Use approved 20 4 poles circuit breaker for SDHO9COE8 UDO9CNS8 and SDH12COE8 UD12CN8 Do not release refrigerant during piping work for installation servicing re installation and during repairing a refrigeration parts Take care of the liquid refrigerant it may cause frostbite 9 Do not install this appliance in a laundry room or other high humidity location This condition will cause rust and damage to the unit 10 Make sure the insulation of power supply cord does not contact to hot part refrigerant piping water piping to prevent from insulation failure melt 11 Do not sit step or place anything on the unit you may fall down accidentally S 12 Do not touch the sharp aluminium fin sharp parts may cause injury S 13 After installation check the water leakage condition in connection area during test run If leakage occur it will cause damage to other properties 14 The unit described in this manual is designed for use in a closed water system only Utilization in an open water circuit may lead to excessive corrosion of the w
94. zed dealer How to check pressure relief valve 3 Indoor unit control board area Thorough visual inspection of the control board and look for defects i e loose connection melting of wire insulator and etc 4 RCCB Ensure the RCCB set to ON condition before check RCCB Turn on the power supply to the indoor unit This testing could only be done when power is supplied to the indoor unit WARNING Becareful not to touch parts other than RCCB test button when the power is supplied to Indoor Unit Else electrical shock may happen Push the TEST button on the RCCB The lever would turn down and indicate 0 and indicate green colour if it functions normal Contact authorized dealer if the RCCB malfunction Turn off the power supply to the indoor unit If RCCB functions normal set the lever to ON again after testing finish 5 How to release the trapped air in water circuit Turn up the lever to become horizontal Refer to figure Pressure relief valve The trapped air will be drained out together with water After few seconds turn down the lever to stop the water drainage Repeat it until the bubbling sound disappear 41 6 External water filter field supply Clean the external water filter in regularly basic External water filter is located inside the tube connector which is before water inlet connector of indoor unit indicated with WATER IN Refer to figure below U

Air-to-Water Heatpump Indoor Unit Outdoor Unit WH

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