2 Midea Cycle-Heating Household Heat Pump Water Heater
Contents
1. Indoor unit H lt 5m 00900 oh IN Exhaust A Hot water A Outlet a On Main unit Flexible Flexible joint joint Water Safety Stop Ball Ive valve valve tank ja UL Ker ke x Flexible Flexible Tap water joint joint Exhaust A Effluent Hs3m outlet No Name Connective Pipe Specification 1 Main Unit circulating water outlet DN20 2 Main unit circulating water inlet DN20 3 Water tank circulating water outlet DN20 4 Water tank circulating water inlet DN20 5 Tap water inlet DN15 6 Water outlet DN15 50 MCAC RTSM 2009 02 9 Exploded View RSJF 35 CN1 A Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 26 2 25 24 3 23 4 5 22 3 21 20 8 19 18 17 9 16 15 10 14 N O N ol 5 12 No Part Name Quantity No Part Name Quantity 1 Top Rear Cover 1 14 Support I 1 2 Top Cover 1 15 Support II 1 3 Top Front Cover 1 16 Left Panel 1 4 Motor Bracket 1 17 Terminal Installatoin ASSY 1 5 Left Support 1 18 Drain Tie in 2 6 E part box ASSY 1 19 Water in Pipe ASSY 1 7 Fan Motor 1 20 Water out Pipe ASSY 1 8 Axis Propeller 1 21 Base ASSY 1 9 Discharge Gille 1 22 Water Pump ASSY 1 10 Compressor 1 23 Top Partition Board 1 11 Four Way Valve ASSY 1 24 Rear Net 1 12 Middle Partition Board 12. 65 MCAC RTSM 2009 02 N O N OO BR O Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Part d Trial Operation Confirmation before the trial operation 67 Water Tank water resupplying and Water Pipe and Pump Air Exhaust Artesian Pressure Water Tank 68 Wire Controller KJR 17B ees ee ER RR RE EER RR EER ene nnenn 69 Startup PrOGESS Kei REEN EER SAK ESE Re See Ee 69 Trial Operation Check iese Rea EER RR RR REGEER RR RR REG e EE 70 Corresponding Operation Explanation 70 Error Code Explanation and Analysis 71 HOPOUCNECK inner 72 66 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 1 Confirmation before the trial operation 1 1 All the installation is complete 1 2 Water heater is installed correctly 1 3 The pipelines and wiring are correct 1 4 The accessories are installed correctly 1 5 The drainage is smooth 1 6 The thermal insulation is sound 1 7 The earthing wire is connected correctly 1 8 The power voltage is consistent with the rated voltage of the heater 1 9 No obstacle at the air inlet and outlet of the unit 1 10 The leakage protector can work effectively 67 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 2 Water Tank water resupplying and Water Pipe and Pump Air Exhaust Artesian Pre
3. 2009 02 Midea Cycle Heatin RSJF 50 CN1 A The curve diagram illustrates the relationship between energy efficiency ratio and corresponding ambient temperature 3 2 3 z 10 12 5 15 20 26 30 35 40 43 Ambient temperature RSJF 65 CN1 A The curve diagram illustrates the relationship between energy efficiency ratio and corresponding ambient temperature Energy efficiency ratio COP 5 0 5 T 12 5 15 20 25 30 35 Ambient temperature C 46 MCAC RTSM 2009 02 Midea Cycle Heating 4 Relationship between Outdoor Ambient Temperature and Outlet Water Temperature Circulation type unit Water tank temperature 59C 90 Note The unit outlet water temperature is under full automatic control and the water tank is the press type When the user is using hot water cold water will be added into the water tank constantly to decrease the temperature Considering the actual using characteristics the hot water above 40 C amount should account 90 of the tank volume 47 MCAC RTSM 2009 02 Midea Cycle Heating 5 Main Unit Foundation Bolt Dimensions hu A gt a ER R a sm C ta Through hole 12X22 linear hole ES D N MODEL A B C D CE RSJF 35 CN1 A 563 295 100 790 CE RSJF 50 CN1 A 563 295 100 790 CE RSJF 65 CN1 A 563 295 100 790 6 Service Space Li
4. 25 Heat Exchanger T T 1 13 Capillary ASSY 1 26 Condenser ASSY 1 51 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual RSJF 50 CN1 A 4 26 2 25 24 3 23 4 5 22 6 21 1 20 8 19 18 17 9 16 10 15 14 11 12 Is No Part Name Quantity No Part Name Quantity 1 Top Rear Cover 1 14 Support I 1 2 Top Cover 1 15 Support II 1 3 Top Front Cover 1 16 Left Panel 1 4 Motor Bracket 1 17 Terminal Installation ASSY 1 5 Left Support 1 18 Drain Tie in 2 6 E part box ASSY 1 19 Water in Pipe ASSY 1 7 Fan Motor 1 20 Water out Pipe ASSY 1 8 Axis Propeller 1 21 Base ASSY 1 9 Discharge Gille 1 22 Water Pump ASSY 1 10 Compressor 1 23 Top Partition Board 1 11 Four Way Valve ASSY 1 24 Rear Net 1 12 Middle Partition Board 1 25 Heat Exchanger T T 1 13 Capillary ASSY 1 26 Condenser ASSY 1 52 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual RSJF 65 CN1 A MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual No Part Name Quantity No Part Name Quantity 1 Top cover assembly 1 17 Compressor 1 2 Electric controller assy 1 18 4 way valve assembly 1 2 1 Capacitor compressor 1 18 1 4 way valve 1 2 2 Motor capacitor 1 18 2 Pressure contr
5. Blow it clear by high pressure air or replace it Protection for the Cut off the power supply remove the bolt over high Water pump is not started on the back of the water pump and turn the temperature at the water pump axis KO outlet of the EE There is air in the water pump Exhaust the air condenser T2 2 60 C The water pump is not started Check whether the water pump is damaged Anti freezing Prevent PTE cracking by freezing in the Pb protection winter Normal protection no need for treatment 71 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 8 Spot Check Main Control Board Spot Check Normal l l Operation Wind EE T2 Temp T3 Temp T4 Temp Display Mode Speed p p p na Last error T Compressor protection code S Temp Current 116 Temp T5 Temp Wire Controller Spot Check Outlet Temp T1 gt Outdoor Pipe Temp T3 gt Ambient Temp gt Compressor A Current gt Compressor B Current gt Error gt Error Protect 72
6. LSX 350XP D LSX 400XP D LSX 500XP D 38 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 3 Nomenclature Household water heating unit 1 2 13 4 5 6 7 8 9 LO 11 Design code Refrigerant code Water supply pump lift code Other functions code Power supply specification code Heating mode code Water tank volume unit L Rated hot water output unit 100 W Installation type code Water heating unit code Export model code For Example CE RSD 80 4E NJ A Design code Refrigerant code Heating mode code Rated hot water output unit 100 W Installation type code Water heating unit code Export model code 39 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Water Tank 1 2 3 4 51 6 7 8 Lo to Design code Refrigerant code Water pump lift code Other functional codes Water tank appearance code Water tank inner tank code Standard main unit hot water output Water tank volume Water tank code Water tank type code For Example LSX 300 X P ID Design code Water tank appeara
7. Oe gt 7 Earthin Junction b sed g ES Earthing A Earthing A Earthing MEd Note Although there is a leakage protector in the electric control box of the unit for the security reason it is reguired that a leakage protector should be installed in the external electric control box of the unit according to the requirement on the above diagram B Cable diameter selection The power supply wiring refers to the wiring to the main line a of junction box and the wiring b to the power supply equipment Please select the cable diameter according to the following methods 1 Diameter of the main line a Get from the power supply specification table according to the sum of horsepower of the unit 2 Diameter of the wiring from the junction box to the power supply equipment When the water heaters are less than 5 sets the diameter the wiring from the junction box to the power supply equipment should be the same as the main line a when the water heaters are more than 6 sets the power supply equipment should have two sets of electric control box and the diameter should be get from the power supply specification table according to the sum of horsepower of the units connected by the electric control box 60 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 5 5 Electrical connection diagram RSJF 35 CN1 RSJF 50 CN1 RSJF 65 CN1 i EIE Power supply 220V 240V 50Hz hob 5 Wire control po
8. ee ee ee Ee Aa eg ef ed 48 7 Witind Diadralis is eis ANAKAN ee be ER daden EE Ee ke ed 49 8 Piping Diag Fa se N Ee oe N Ee ee GE Ge es ee eed 50 9 Exploded VIEeWn dee ds GEN Dek WK DO Boe DS KW Ge OG EA OM ek be Ge SKEND Ke wa dd 51 Part 3 InstallatiOr sii ANING 55 eN died EE EE iiaa iaai 56 2 Installation mOrMAUON nas vennen ennen ennen nnee 57 3 AGCGESSOrES or ER EA EE EE EE Oe nennen 58 4 Inspecting and handling the unit xo 58 5 Electrical Wiring es EN Adnan dee ER Ke be ER da waden AE Ee desde 58 6 Outdoor Unit Installation nnnnnannnenneneeennnnnennnnnenenennennnnnnnnnnnnnnenenennnnnnnnn 62 7 Water Tank Installation iss NAN AO De AK RS GAN Ou ee DS SKENK We 63 8 Water Pipe InstallAMOM minre Ek ER EN N Ge Ee den 64 Part 4 Trial Operation NE Oe Ge Ge ennen kenden EE Ge ee De as 66 1 Confirmation before the trial operation nennen nnnnnennenneneneeeeennnanennnennen 67 2 Water Tank water resupplying and Water Pipe and Pump Air Exhaust Artesian Pressure Water Tank 0 0 0 0000 asasassssssssssssssssusas a 68 3 Wire Controller KJR 17B ace ma GAGANA 69 A Startup PrOCSSS n nnn ennen eha KG De DNE VERG ARK Gee eN ee EA Ge 69 5 Trial Operation Cheek iss sedes ws AK AE Re se we EN EE RAS ENE GAN GAN KA EE KG RU AN ke KS ENE EE 70 6 Corresponding Operation Explanation esse ee ER RE EER RR ERGER EE ER RE EE EE
9. kitchen full of oil gas Where strong electromagnetic wave exists Where inflammable materials or gas exists Where acid or alkaline liquid evaporating exists DDDDADDADAVDADA AP Other special conditions N Installation information Before installation please read this manual at first The HPWH must be installed by qualified personnel When installing the tank or its tubing please follow this manual as strictly as possible If the HPWH is installed on a metal part of the building it must be electrically insulated according to the relevant standards to electrical appliances When all the installation work is finished please turn on the power only after a thorough check DD DADA DA This manual is subject to changes due to technological improvement without further notices INSTALLATION ORDER Select the location Install the outdoor unit Install the water tank Install the connecting pipe Connect the drain pipe Wiring ONNA Test operation 57 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 3 Accessories Please check whether the following fittings are of full scope If there are some spare fittings please restore them carefully Name Qty Application 1 Installation and Use Manual 2 Y type filter Inlet water filter 3 Wire control assembly Control the units and display units status 4 Seal ring Seal the drain pipe 5 Drain
10. 3 7 Starting current A 15 29 9 36 8 Model PA118X1C 4DZ PA150X2C 4FT PA240X2CS 4KU1 Type Rotary Rotary Rotary Brand Toshiba Toshiba Toshiba Supplier MIDEA TOSHIBA MIDEA TOSHIBA MIDEA TOSHIBA Guangdong Guangdong Guangdong Capacity kW 2 8 3 66 5 8 SE ou kw 0 97 1 26 1 99 Rated current RLA A 4 5 5 8 9 3 Locked rotor Amp LRA A 15 29 9 36 8 Thermal protector INNER INNER INNER Capacitor uF 25 35 50 Refrigerant oil ml 350 480 750 Model YDK24 6R YDK36 6R YDK65 6N Brand Welling Welling Welling ee fan Taput kW 0 06 0 08 0 125 Capacitor uF 2 5 3 5 3 Speed hi lo r min 7050 360 775 510 830 450 a Number of rows 1 5 2 2 b Tube pitch a x row pitch b mm 25 4X22 25 4X22 25 4X22 c Fin spacing mm 1 8 1 8 1 8 Outdoor coil 9 Fin type EE ak as Aa a e Tube outer dia and type Ani 9 52 hab 9 52 ad 9 52 a ba f Coil length x height x width mm 772X484X44 772X484X44 750X660X44 g Number of circuits 5 5 5 Outdoor noise level dB A 55 55 52 Dimension W H D mm 790x736x260 790x736x260 845x940x314 Outdoor unit Packing W H D mm 905x807x355 905x807x355 965x 1009x395 Net Gross weight kg 54 57 62 66 81 86 5 Refrigerant type Quantity kg R410A 1 35 R410A 1 22 R410A 1 45 Design pressure MPa 2 6 0 55 2 6 0 55 2 6 0 55 Liquid Gas side mm 08 09 52 08 012 7 09 52 612 7 Refrigerant Pax pipe length water m 5 5 5 piping pipe leng Max difference in level m 3 3 3 Ambient temp C 7 C 43 C 7 C 43 C 7 C 43 C Diameter water inlet pipe mm DN15 DN15
11. DN15 Water pipe Diameter water outlet pipe mm DN15 DN15 DN15 Diameter water circulating pipe mm DN20 DN20 DN20 Wire Controller KJR 17B BE KJR 17B BE KJR 17B BE Hot Water Yield m3 h 0 075 0 107 0 15 Water outlet temp 40 C 55 C 40 C 55 C 40 C 55 C 43 MCAC RTSM 2009 02 Midea Cycle Heating 2 Relationship between Outdoor Ambient Temperature and Unit Capacity Heat Pump Models RSJF 35 CN1 A RSJF 50 CN1 A RSJF 65 CN1 A RSJF 35 CN1 A The curve diagram illustrates the relationship between capacity and corresponding ambient temperature 10 12 5 15 20 26 30 35 40 43 Ambient temperature RSJF 50 CN1 A The curve diagram illustrates the relationship between capacity and corresponding ambient temperature 10 125 15 20 26 30 35 40 4 Ambient temperature C 44 MCAC RTSM 2009 02 Midea Cycle Heating RSJF 65 CN1 A The curve diagram illustrates the relationship between capacity and corresponding ambient temperature 9000 8000 7000 6000 5000 4000 Capacity W 3000 2000 1000 5 0 5 T 12 5 15 20 25 30 35 Ambient temperature C 3 Relationship between Outdoor Ambient Temperature and COP Heat Pump Models RSJF 35 CN1 A RSJF 50 CN1 A RSJF 65 CN1 A RSJF 35 CN1 A The curve diagram illustrates the relationship between energy efficiency ratio and corresponding ambient temperature 8 3 E 4 H H 10 12 5 15 Ambient temperature C 45 MCAC RTSM
12. EE 70 7 Error Code Explanation and AnallySis cccccsssessseeeeeeeeeeeeeeseeeseeeeeeeeeeeeeenees 71 Be Spol CHECK ii GR RR AE OR RR AA AA Ee ee Ee AA aa 72 36 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Part 1 General Information 1 Model Names of Outdoor Units ccscseesseeseeeeees 38 2 External Appearance uses ea ERK REGEER RR GEE EER RR GEREG 38 3 Nomeneclature EE KERE SE AE RS NE AA 39 Ay FealUfeS s o ED RNEER KOEN EE EE EDE Ee Ge kw OE He DS 41 37 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 1 Model Names of Outdoor Units Outdoor Units Model name Dimension mm Net Gross weight kg Power supply Width 790 RSJF 35 CN1 A Height 736 54 57 220 240V 1 ph 50Hz Depth 260 Width 790 RSJF 50 CN1 A Height 736 62 66 220 240V 1 ph 50Hz Depth 260 Width 845 RSJF 65 CN1 A Height 314 81 86 5 220 240V 1ph 50Hz Depth 940 Water Tank Model name Dimension mm Net Gross weight kg Packing Dimension WxDxH LSX 260XP D 560 1637 44 51 1710 620 635 LSX 300XP D 560 1862 55 63 1960 620 635 LSX 350XP D 560 2150 55 64 1760 690 705 LSX 400XP D 630 1879 66 74 1980 690 705 LSX 500XP D 630 2315 74 81 2195 690 705 2 External Appearance Outdoor unit And Water Tank RSJF 35 CN1 A RSJF 50 CN1 A RSJF 65 CN1 A LSX 260XP D LSX 300XP D
13. ION Bede 50Hz 0 1 sec Note 1 The power cord type designation is HO7RN F 2 Wire size and continuous wire length in the table above only available for the case of the voltage decreasing range not exceeds than 2 3 If the continuous wire length value larger than the one of the table please choose its size in compliance with the relevant rules 5 3 Cable Size and Pieces Name Pieces Length Cable Diameter Water pump power cord 2 core lt 50m 2 5 mm2 Electric heating power cord 2 core lt 50m 2 5 mm2 Circulating water pump power cord 3 core lt 50m 2 5 mm2 ie ee li ee S core lt 20m 1 0 mm2 Communication cord shielded 5 core 3 core lt 50m 0 75 mm2 Water flow switch cord 2 core lt 50m 1 0 mm2 Water pressure switch cord 2 core lt 50m 1 0 mm2 Solenoid valve cord 3 core lt 50m 1 5 mm2 Note When the power cord and the controlling wire is parallel please place the wire in the respective tube and leave suitable distance between the lines 59 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 5 4 Power supply wiring A Power supply equipment application Power supply equipment mai with leakage protector a Manual 5 Earthing h Earthing
14. MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Invoice Midea Cycle Heating Household mer Heat Pump Water Heater Bill To al To Technical Manua H P O Number Terms Rep Ship Vii D B Project Quantity Item Code Price Each Amount Applicable RSJF 35 CN1 A RSJF 50 CN1 A RSJF 65 CN1 A Midea reserves the right to discontinue or change at any time specifications or designs without notices and without incurring obligations Total MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Contents Part 1 General Information ees Rea EER RR RR RE EER RR RR REGEER RR RR KERE EER 37 1 Model Names of Outdoor Units nennen ee enennnnnnnnnnennenennennnnnnnnnnnnsen 38 2 External Appearance usa AA NABANG KAKANAN 38 3 Nomenclatur AA N ein Paa Poaniet re dha pi Tadei iPad ia at Peinar di 39 A FeatUreS EE EE EE EE EE Ee ia aA E aapi EEN 41 Part 2 Outdoof UNITS ii iese SR Ge EE EE pdre 42 AGES MIC ALONG oo EE Ee tae T 43 2 Relationship between Outdoor Ambient Temperature and Unit Capacity 44 3 Relationship between Outdoor Ambient Temperature and COP ssssa022222 45 4 Relationship between Outdoor Ambient Temperature and Outlet Water Temperature site cate ctr entice es tala NAA orcas nad NSR Ee N ke ee GEE n ER De ee ee es dd 47 5 Main Unit Foundation Bolt Dimension RR EE EER GEE EE RR RE EE EE 48 Bi DEVICE SPACE ees E ee
15. connecting pipe Main unit condensed water drainage ab mb mb h mb 6 Water tank temperature sensor Water tank temperature check Cautions on remote controller installation Never throw or beat the controller Before installation operate the remote controller to determine its location in a reception range Keep the remote controller at least 1m apart from the nearest TV set or stereo equipment it is necessary to prevent image disturbances or noise interferences Do not install the remote controller in a place exposed to direct sunlight or close to a heating source such as a stove Note that the positive and negative poles are right positions when loading batteries This manual is subject to changes due to technological improvement without further notices 4 Inspecting and handling the unit At delivery the package should be checked and any damage should be reported immediately to the carrier claims agent When handling the unit take into account the following 1 b Eragile handle the unit with care pai Keep the unit upright in order to avoid compressor damage 2 Choose on before hand the path along which the unit is to be brought in Move this unit as originally package as possible 4 When lifting the unit always use protectors to prevent belt damage and pay attention to the position of the unit s centre of gravity Oo 5 Electrical wiring 5 1 Attention The water heater should use th
16. e special power supply and the power voltage should be in line with rated voltage The power supply circuit of the water heater should be earthed the power cord should be connected with the external earthing line in reliable state and all the external earthing cables are effective The construction of the wiring should be carried out by professionals in accordance with the circuit diagram Set up leakage protection devices in accordance with the requirements of the relevant national technical standards The power cord and the signal line should be laid neatly in reason without interfere with each other and should not contact with the connecting pipe and the valves The unit is not equipped with power cord Please refer to the prescribed power specification for selecting the power cord and connecting between two lines are not allowed 58 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Check whether all the connection are correct before powering the unit 5 2 Power Specification Min wire size mm Manual Item Power Metal pipe amp synthetic resin pipe wire Switch A Suppl Size RCCB Model Model ppiy Continuous Earthing Capacity Fuse lengths30m RSJ 35 CN1 A 220 240V 15 15 20 15 SOME below igEi EP 50Hz 0 1 sec RSJ 50 CN1 A 220 240V 15 15 20 je SOMA below BEET EP 50Hz 0 1 sec RSJ 65 CN1 A 220 240V 2 5 2 5 30 95 EO DE
17. e up mm ih EA os EE N ag NG SYS ey KOI Timing on Timing off Spot Check Temp set Down Page down ese LE N KG O Reset Lock Midea Central Heat Pump Water Heater NG sk Function e Auto Startup Timed Startup Manual Startup e Water Temp Set e Water Temp Display Spot Check e Power down Memory 4 Startup Process Power on on Wire Controller 2 min later Start circulating water pump 60s later Start compressor amp fan Startup finished 69 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 5 Trial Operation Check Control the water heater operation by wired controller from accessory and check the following items in accordance with the User s Manual If any error please eliminate it according to the error code explanation and analysis in the end of this manual 5 1 Whether the wired controller switch is normal 5 2 Whether the functional buttons of the wired controller are normal 5 3 Whether the indicators light up normal 5 4 Whether the manual operation button is normal 5 5 Whether the drainage is normal 5 6 Test whether the unit operates normally in the heating mode 5 7 Whether the outlet water temperature is normal 5 8 Whether there is vibration or abnormal sound when operating 5 9 Whether the wind noise and condensed water would affect neighbors 5 10 Whether there is refrigerant leakage 6 Corresponding Operation E
18. ection cable away from it After the installation finished check if there is any leakage of refrigerant Toxic gas may be produced if the refrigerant leaks into the room and comes into contact with a source of fire such as a fan heater stove or cooker 56 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual CAUTION Earth the water heater Do not connect the earthing wire to gas or water pipes lightning rod or a telephone earthing wire Incomplete earthing may result in electric shocks Be sure to install an earth leakage breaker Failure to install an earth leakage breaker may result in electric shocks Connect the outdoor unit wires and then connect the indoor unit wires It is not allowed to connect the units with the power supply until wiring and piping the units is done While following the instructions in this installation manual install drain piping in order to ensure proper drainage and insulate piping in order to prevent condensation Improper drain piping may result in water leakage and property damage Young children should be supervised to ensure that they do not play with the appliance Don t install the air conditioner in the following locations Where petrolatum exists Where salty air surrounds near the coast Where caustic gas the sulfide for example exists in the air near a hot spring Where the Volt vibrates violently in the factories In buses or cabinets In
19. ent installation and maintenance The quadrate type can be easily installed in a corner of the verandah even if it s very narrow 4 10 Wilo water pump built in main unit The water pump combine with copper 4 11 EMI SAA approval 41 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual O ON O Ol Part 2 Outdoor units OPECITICALIONS EE RS RS SG DRR SR ANAN 43 Relationship between Outdoor Ambient Temperature and Unit Capacity eneen 44 Relationship between Outdoor Ambient Temperature and COP nanne REGEER RR RR REGEER 45 Relationship between Outdoor Ambient Temperature and Outlet Water Temperature 47 Main Unit Foundation Bolt Dimensions 48 SOCEVICE SPACE EE EE EE N EE 48 Wiring Diagrams arias N Ee EE iad 49 Piping Diagrams EER KEES RR Ee EG Ee EE Ee EE EG Ee Ed 50 Exploded VIEW iss se EE Se da DER SE Se DERE 51 42 MCAC RTSM 2009 02 Midea Cycle Heating 1 Specifications Model RSJF35 CN1 A RSJF50 CN1 A RSJF65 CN1 A Power supply Ph V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Capacity kW 3 5 5 6 5 ad Input KW 1 01 1 29 2 02 Rated current A 4 6 5 9 8 5 Water Tank Volume L 100 180 180 250 200 320 Max input consumption kW 1 3 1 75 2 7 Max input current A 6 8 1
20. f signal to the water heater according to the memory before power down to ensure that the unit will operate according to the originally set state after recover 70 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 7 Error Code Explanation and Analysis Code Code Explanation Cause Analysis Solution Communication failure between the main unit Connect the main unit with the A B P Q paa and the wired controller and E lines of the wired controller correctly E2 ae Electromagnetic interference because Replace the communication line with the arue communication line is not the shielded line shielded line Damage of the sensor Replace the sensor Water temp sensor The T5 port between the sensor and the Insert the port well E4 failure in the water Motherboard is loose tank Sensor damage Replace the sensor The T3 port between the sensor and the E5 Condenser Temp motherboard is loose mac be poit Well sensor failure Sensor damage Replace the sensor Outdoor ambient T od the sensor and the Insert the port well E6 temp sensor oara IS loose failure Sensor damage Replace the sensor The T6 port between the sensor and the gz Sensor failure at motherboard is loose Insert the port well water pump outlet Sensor damage Replace the sensor The T2 port between the sensor and the Insert the por
21. ing Household Heat Pump Water Heater Technical Manual 1 Precautions B Be sure to keep conformity with the local national and international laws and regulations B Read PRECAUTIONS carefully before installation B The following precautions include important safety items Read them carefully B Keep this manual with the owner s manual where handy for future reference The safety precautions listed here are divided into two categories In either case important safety information is listed which must be read carefully WARNING Failure to observe a warning may result in death CAUTION Failure to observe a caution may result in injury or damage to the equipment After the installation finished make sure that the unit is operated properly during the trial operation Please instruct the customer on how to operate the unit and keep it maintained Also inform customers that they should keep this manual for future reference WARNING Only trained and qualified service personnel to install repair or maintain the equipment Improper installation repair or maintenance may result in electric shock short circuit leaks fire or other damage to the equipment Install the unit according to this installation instructions strictly If installation is defective it will cause water leakage electrical shock or fire Use the attached accessories and specified parts for installation Otherwise it may cause the unit to fall water leakage e
22. lectrical shock or fire Install the unit at a strong and firm place where is able to withstand the unit s weight An installation not properly done or in a place not strong enough may result in damage or drop of the unit The enclosure of the appliance shall be marked by word or by symbols with the direction of the fluid flow For electrical work follow the local national wiring standard regulation and this installation instruction An independent circuit and single outlet must be used Improper connection or fixing may cause heat up or fire at the connection Wiring routing must be properly arranged so that control board cover is fixed properly Improperly fixed control board cover may cause heat up at connection point of terminal fire or electrical shock If the supply cord is damaged it must be replaced by the service agent or qualified person in order to avoid a hazard An all pole disconnection device which has at least 3mm separation distance in all pole and a residual current device RCD with the rating of above 10mA shall be incorporated in the fixed wiring according to the national rule In some areas strong winds typhoons or earthquakes must be taken into account during installation Improper installation work may result in the equipment falling and causing accidents If the refrigerant leaks during installation ventilate the area immediately The temperature of refrigerant pipe will be high please keep the interconn
23. lue White shown in above broken frame For other models without the part of broken frame please joint the corresponding terminals 8 directly when wiring the compressor se Yellow Green Ose D GE ES Mid terminals E d Bro oa O Brown Brown Era H JHi wind Black Black RER Sog FAN L Lo wind P 3 XP10 ZS 5 ZS 8 XS10 9 ne 1515 3 Blue S Note The below components in the frame are jointed to the corresponding insert patches inthe pinboard Jointed before shipment 15 hi t shielded wire 2 28 Temp sensor SESSE l i in watertank ABPOE EET IR 7 day Timer an Ain mmm Mm 4 N ee gie wrd dy sm Mo vi mar ae T MPiease connect 4 i Please connect wire 5 Please applythe attached Jenner with 7 day i way das N with the attached 1 1 controller with H electric leakage protections stimec ock orconnect Os N m mun i TE temp sensor I attached 5 core cablel EE sl nothing I CRANK Heating band Yellow green INERT LI mm EE MEE BN MEE PB Baa BB BN ti a ms tim msm emi ms smi mn som mm ms mm thm ams mm mi mn mm mm in ann bm mi vam sm dm mm ome mm smn mn em omni mn sm cm Ss me mmm mm cm mmm me same ma fom semis wa ai 49 MCAC RTSM 2009 02 8 Piping Diagrams RSJF 35 CN1 A RSJF BO CN1 A RSJF 65 CN1 A Midea Cycle Heating Household Heat Pump Water Heater Technical Manual
24. nce code Water tank inner tank code Water tank volume Water tank type code 40 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 4 Features 4 1 Safety a Realize isolation between water and electricity No electric shock problem more safety b No fuel tubes and storage no potential danger from oil leakage fire explosion etc 4 2 Double wall heat exchanger built in main unit Dual skinned double pipe heat exchanger a Dual skinned E Dual skinned double pipe heat exchanger is available aren and it s the best way to prevent refrigerant leakage D Water E R410A is available 4 3 R410a gas Environmental protection a No discharge of poisonous gas b No pollution to atmosphere and environment 4 4 Max water temperature 55 C 4 5 Rapid speed to produce hot water The Water Tank can match with the same outdoor unit freely 4 6 Easy operation and automatic control The system can be controlled simply through the wired controller Automatic start up and shutdown automatic defrosting Save you much extra operation 4 7 High efficiency and energy saving The unit adopts heat pump principle which absorbs heat from outdoor air and produce heat water thermal efficiency can be approximately 4 0 4 8 All the weather running Within the temperature range from 7 to 43 C it will not be affected by night overcast sky rain and snow 4 9 Conveni
25. oller 1 2 3 Transformer 1 19 The stalk flows the fan leaf 1 2 4 Delay 1 20 Front net 1 2 5 Maincontroller subassembly 1 21 Fan motor 1 3 Top backside plate 1 22 Inductance 1 4 Thimble water out subassembly 1 23 Front panel 1 5 Water in subassembly 1 24 Holder for fan motor 1 6 Thimble water in subassembly 1 25 Expansive jar 1 7 Pump 1 26 Separating board subassembly 1 8 Capillary pipe subassembly 1 27 Condenser 1 9 Adapter drain pipe 2 28 Expansive jar fixture 1 10 Left holder 1 29 Come forward the side plank 1 11 Handle 1 30 thimble heat exchanger 1 12 EE al box 1 31 evaporator temp sensor 1 13 Rear right clapboard 1 32 Discharge temp sensor assembly 1 14 Front right clapboard 1 33 temp sensor subassembly 1 15 Chassis 1 34 water tank temp sensor 1 16 Separating board 1 35 Wire controller 1 54 MCAC RTSM 2009 02 O N OO FP WD Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Part 3 Installation Precautions AS ANG ANNA ANAN Se EL SEGE 56 Installation information ese ke Re ER RE ER EE ER RE ER Ee ER Ke 57 sAEEESSOMGS EE SE EE RR N NE en Ee ee ed 58 Inspecting and handling the Unit nen 58 Electrical Wiring EERS ER SESSE ERGE ER NG EE ER SOEKE SES 58 Outdoor Unit Installation nanne ane enenn 62 Water Tank Installation sees ke ER ee ER RE ER EE ER RE ER Ee ER RE 63 Water Pipe Installation esse ees ee ER RR RE EER RR GEE EE RR EER 64 55 MCAC RTSM 2009 02 Midea Cycle Heat
26. raph B Installation of Temp Sensor Remark Please inject half of the heat conducting silica gel into the blind pipe in the water tank before insert the temp sensor and make sure the sensor has reached the bottom aaa TEE ng 1 RE A TARSIA Bar ar ar ann 63 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 8 Water Pipe Installation 8 1 Installation material preparative Installation Materials Name Qty Specification and Usage MA Metal non metal composite pipes PPR pipe Water pipe flexible joint Decided by the project needs polyethylene aluminium composite pipeline etc Hydraulic gauge One per unit Scale 0 2bbar Measure 8bar Ball valve One per unit Water tank inlet pipeline Heat preservation material for hot According to the length of the Heat preservation material for hot water pipeline water pipeline hot water pipeline Heat preservation material for According to the length of the Heat preservation material for refrigerant refrigerant pipeline refrigerant pipeline pipeline Power supply connection Install the wired Electric Control Box One controller ammeter ete 8 2 Remark a The pipe length between host unit and water tank should be limited within 5m and the latitude difference 3m If exceeded they might lead to overloaded water pump insufficient circulating water and host unit high pressure protection b The Aluminium plas
27. ssure Water Tank Open the tap water pipe valve to charge the water tank Open the water valve and all the faucets and close the faucets until the water flows out and there is no air flow sounding Puchi Check and make sure no water leaks from any pipe Air exhaust of the water pipeline Open the exhaust valve of the inlet and outlet pipeline of the main unit to extract the air for 1 to 2 minutes then close the exhaust valve of the inlet pipeline and keep the exhaust valve of the outlet pipeline open Be careful not to splash water to the electric control box Air exhaust of the water pump inside the main unit Open the cover on the top of the unit and power the main unit Open the cover on the top of the unit to control the motherboard Power the main unit but do not open the wired controller Press the water pump by force button RCE on the main unit control panel see diagram below The digital pipe of the motherboard will display PU Start the water pump by force for air exhaust There is not air in the outlet pipeline exhaust valve and the water outlet is stable when the water pump runs for 1 to 2 minutes then stop the water pump End Tightening the exhaust valve of the outlet pipeline 68 MCAC RTSM 2009 02 3 Wire Controller KJR 17B BE Midea Cycle Heating Household Heat Pump Water Heater Technical Manual Clock Mode Up Pag
28. t Air outlet Prohibit any blocking to the air outlet E ED gt 150 48 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 7 Wiring Diagrams RSJF 35 CN1 A RSJF 50 CN1 A RSJF 65 CN1 A EE lt lt IA SS ee c External overload protection S1 Model selection Set before out from factory 202090590027 ed a o Ta KO NESER TE Ee 82 2 Om mi mi im 2HP 0 8HP ony E ni RSJ F 65 CN 1 A DA RSJF 28 C N1 A 5c op m3 3 og White S C CN12 Yellow Green TRANS IN Short connect CN30 POWER p a Yellow dk Hi pressure protection Compressor KP H PRO RT4 XS9 XP Outdoor Temp Sensor Br as EE PLA hing RT3 XS8 XP8 White Blue Condenser Temp Sensor as N E Black White e Temp S fri ales CN14 F emp Sensor at refrigerant plas an outlet of bushing ma ma TRANS OUT Capacity RT6 QUERY Water inlet Temp Sensor ee at bushing The colorin bracket is the fan motor wire color of 2 POWER Forcing switch ote FORCE j horsepower unit 1 The forcing switch at the main board inside of Gouin GING kag ta aS aaa ang the unit isthe open switch for the pump that is z a used for operation testing using by no one but l Fan professional engineer Capacity 2 When wiring the compressor please pay attention to the model RSJF 35 CN1 A that l installed an external overloadprotector which Brown White B
29. t well Sensor failure at motherboard is loose Ed the double pipe Sensor damage Replace the sensor fri t outlet F YE dakaaeotratrigetant Check the leaking place mend by welding 9 9 exhaust the air and add refrigerant again The circulating pipe between the water tank and the main unit is too small USE the DN 20 pipe The circulating pipe between the water tank The length of the connecting pipe should and the main unit is too long be lt 5m N alai ika ed the water tank The height difference should be lt 3m System high a e main unit is too large P1 pressure There is air in the water pump Exhaust the air see Chapter Three protection Check whether th 7 5 The water pump is not started BER N EWE HIE WETE PUMPIS damaged F A as Weld the capillary and add refrigerant Blow it The capillary is blocked off small possibility clear by high pressure air or replace it No water in the water tank and the tap water Shut down the unit and start until the tap supply is stopped water supply recovers to be normal The circulating pipe between the water tank a and the main unit is too small Use ME DN 20 pipe The height difference between the water tank The height difference should be lt 3 m and the main unit is too large P2 System current There is air in the water pump Exhaust the air propeton Check whether the water pump is The water pump is not started damaged Weld the capillary and add refrigerant The capillary is blocked off small possibility
30. tic or PPR pipes are recommended for connection and should be wrapped with heat insulation layer and protection layer like thin Al sheet and plain galvanized steel sheet in case of exposure c Connection and installation of the unit pipeline When connecting the inlet and outlet pipeline of the unit use two pipeline grips to vice the two parts that should be connected together to ensure that the inlet and outlet pipelines will not rotate see diagram below d Prevent the air dust or other impurities entering the pipeline system when installing the connecting pipe e The water inlet and outlet pipeline can not be installed until the water heater is fixed well f The water outlet pipe must be enveloped by thermal insulation material 64 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 8 3 Connecting diagram of the water heater C Heat pump unit 2 Air exhaust valve B 8 3 Soft connection o z Soft connection B 6 Soft connection 5 Soft connection Water outflow D Air exhaust valve A Water tank check valve Tap water 9 Filter Float valve O Dirt and drain orifice No Name Connective pipe specification a Circulating water outlet of main unit DN20 b Circulating water inlet of main unit DN20 c Circulating water outlet of water tank DN20 d Circulating water inlet of water tank DN20 e Cold water inlet DN15 f Heat water outlet DN15
31. wer supply Commnunicate with water tank ei ad aaa aka wire control lemperature sensor Please connect to A and B ports at the Pigase connected by i St terminal base of wire control ishield wire And joint EDE SI MEE EE EERS ithe end of shield wire ito E port The part of heavy current The part of weak current 61 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 6 Outdoor Unit Installation Installation space requirement a Ensure there is sufficient space for the maintenance of outdoor unit b Adistance of no less than 200mm should be preserved between the bottom of the outdoor unit and the ground or bracket for the installation of the duct pipe Na Y N f 4 Host Unit f va F Unit air outlet N F SN It is strictly prohibited to block Ng Z i r N off the unit air outlet N SIN Z c Distance between anchor bolt is shown as follows A Orifice 12x22 long sharp roi D Tabie 4 1 A B C D sean seer or somm 62 MCAC RTSM 2009 02 Midea Cycle Heating Household Heat Pump Water Heater Technical Manual 7 Water Tank Installation Y HI 3 O a O a lt O 5 joy gt O o z g eJ E O N N bra Hang in the air a AI EF EL Drain open by spanner when Diagraph A cleaning the water tank Diag
32. xplanation 6 1 About the Three minute Protection If you re run the unit or turn on the manual switch after the unit stops the unit will not start within three minutes because of the self protection function of the compressor 6 2 Auto Adjustment of Fan Motor If the ambient temperature is high when the unit is operating the fan motor of the unit might be on the low wind operation 6 3 Defrosting in the Air Supply Operation When there is frosting phenomenon during the heat supply the defrosting will operate automatically to improve the heating effect about 2 10 minutes The fan motor will stop running when defrosting 6 4 Operation Condition For the proper use of water heater please operate at the outdoor temperature 7 C 43 C Since there are fine electronic components inside the unit it is strictly prohibited to use the water directly from the lake and river or the untreated groundwater 6 5 About Power off A All operations stop when the power is off B The operation indicator of the wired controller will flash slowly for several seconds for notifying re start after power off C If any error action is made in the operation because of the lightning or car radio cut off the manual power switch re start and press the On Off button again 6 6 Power down Memory The wired controller will memory the unit state automatically before power down of the unit or the wired controller and the wired controller will send the On Of
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