Instruction/ maintenance manual of the product KFR-25GWZ Shinco
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S h i n c o S e r v i c e M a n u a l - 1 - SERVICE MANUAL Model: KFR-25GWZ/BM KFR-35GWZ/BM KFR-50GWZ/BM KFR-70GWZ/BM Inverter Split system Air Conditioner R410A.
S h i n c o S e r v i c e M a n u a l - 2 - T able of contents Part I 1. Introductions of Part Names and Functions 2. Outline Dimension of Indoor and Outdoor Units 3 . S p e c i f i c a t i o n 4. W iring Diagram 5. Refrigeration System Diagram 6. Refrigeration Piping Length and Height Dif ference T able Additional Refrigerant Char ge T able 7.
S h i n c o S e r v i c e M a n u a l - 3 - Part I 1. Intr oductions of Part Names and Functions 1.1 Remote controller.
S h i n c o S e r v i c e M a n u a l - 4 - 1.2 Indoor panel 1.3 Outdoor panel.
S h i n c o S e r v i c e M a n u a l - 5 - 2. Outline Dimension of Indoor and Outdoor Units 2.1. Outdoor unit SIZE mm MODEL A B C D E F G KFR-25GWZ/BM 542 762 58 257 285 321 540 KFR-35GWZ/BM 542 762 58 257 285 321 540 KFR-50GWZ/BM 656 865 52 307 339.
S h i n c o S e r v i c e M a n u a l - 6 - 2.2 Indoor unit U n i t ： mm KFR-25GWZ/BM KFR-35GWZ/BM.
S h i n c o S e r v i c e M a n u a l - 7 - KFR-50GWZ/BM.
S h i n c o S e r v i c e M a n u a l - 8 - KFR-70GWZ/BM.
S h i n c o S e r v i c e M a n u a l - 9 - SIZE mm MODEL X Y Z L M N O KFR-25GWZ/BM 814 272 197 604 255 55 498 KFR-35GWZ/BM 814 272 197 604 255 55 498 KFR-50GWZ/BM 1013 323 198 648 295 57 502 KFR-70GWZ/BM 1 138 323 212 1055 312 180 679 3.
S h i n c o S e r v i c e M a n u a l - 10 - 4. Wiring Diagram 4.1 Indoor unit Wiring diagram KFR-25GWZ/BM KFR-35GWZ/BM.
S h i n c o S e r v i c e M a n u a l - 11 - KFR-50GWZ/BM KFR-70GWZ/BM.
S h i n c o S e r v i c e M a n u a l - 12 - 4.2 Outdoor unit Wiring diagram KFR-25GWZ/BM KFR-35GWZ/BM.
S h i n c o S e r v i c e M a n u a l - 13 - KFR-50GWZ/BM KFR-70GWZ/BM.
S h i n c o S e r v i c e M a n u a l - 14 - 5. Refrigerant system diagram.
S h i n c o S e r v i c e M a n u a l - 15 - 6. Max. r efrigerant piping length and max. height differ e nce 6.1 Piping length and height differ ence REFRIGERANT PIPING:M PIPING SIZE O.D:mm MODEL Max. length Max. Height difference Gas Liquid KFR-25GWZ/BM 15 5 9.
S h i n c o S e r v i c e M a n u a l - 16 - 7. Sensor Resistance T able 7.1 KFR-25GWZ/BM 、 KFR-35GWZ /BM Sensor Resistance T able 7.1.1 indoor air sensor、indoor pipe sensor、outdoor air sensor、outdoor pipe sensor R-T datasheet 10K±0 .5% ；3976K±0.
S h i n c o S e r v i c e M a n u a l - 17 - 7.1.2 outdoor discharge pipe R(0)=187.25K±6.3% ;B(0/100)=3979K±1% R -T datasheet Temp.( ℃ ) R(min) (K Ω ) R(cent) (K Ω ) R(max) (K Ω ) Δ R(mi n) Δ R(max) -20 488.35 526.61 565.60 -7.3% 7.4% -19 461.
S h i n c o S e r v i c e M a n u a l - 18 - 31 47.054 50.876 54.791 -7.5% 7.7% 32 45.273 48.939 52.757 -7.5% 7.8% 33 43.565 47.140 50.806 -7.6% 7.8% 34 41.928 45.386 48.934 -7.6% 7.8% 35 40.358 43.703 47.137 -7.7% 7.9% 36 38.852 42.087 45.412 -7.7% 7.
S h i n c o S e r v i c e M a n u a l - 19 - 84 6.4273 7.0878 7.7850 -9.3% 9.8% 85 6.1825 6.8204 7.4942 -9.4% 9.9% 86 5.9462 6.5623 7.2135 -9.4% 9.9% 87 5.7184 6.3133 6.9424 -9.4% 10.0% 88 5.4987 6.0731 6.6808 -9.5% 10.0% 89 5.2867 5.8413 6.4284 -9.5% 10.
S h i n c o S e r v i c e M a n u a l - 20 - -8 23.11 24.59 26.15 -6.0% 6.3% -7 21.94 23.33 24.78 -5.9% 6.2% -6 20.84 22.13 23.48 -5.8% 6.1% -5 19.79 21.00 22.26 -5.7% 6.0% -4 18.81 19.94 21.11 -5.6% 5.9% -3 17.88 18.93 20.03 -5.5% 5.8% -2 17.00 17.98 19.
S h i n c o S e r v i c e M a n u a l - 21 - 45 2.077 2.178 2.280 -4.6% 4.7% 46 1.996 2.094 2.194 -4.7% 4.8% 47 1.918 2.014 2.112 -4.7% 4.9% 48 1.843 1.937 2.033 -4.8% 5.0% 49 1.772 1.863 1.958 -4.9% 5.1% 50 1.704 1.793 1.885 -5.0% 5.1% 51 1.639 1.726 1.
S h i n c o S e r v i c e M a n u a l - 22 - 98 0.3253 0.3536 0.3840 -8.0% 8.6% 99 0.3156 0.3433 0.3730 -8.1% 8.7% 100 0.3063 0.3333 0.3624 -8.1% 8.7% 101 0.2973 0.3237 0.3522 -8.2% 8.8% 102 0.2886 0.3144 0.3423 -8.2% 8.9% 103 0.2802 0.3055 0.3327 -8.
S h i n c o S e r v i c e M a n u a l - 23 - 151 0.0822 0.0918 0.1025 -10.5% 11.6% 152 0.0805 0.0899 0.1003 -10.5% 11.6% 153 0.0787 0.0880 0.0983 -10.5% 11.7% 154 0.0771 0.0862 0.0963 -10.6% 11.7% 155 0.0755 0.0844 0.0943 -10.6% 11.8% 156 0.0739 0.0827 0.
S h i n c o S e r v i c e M a n u a l - 24 - 19 71.119 76.120 81.343 -6.6% 6.9% 20 67.899 72.772 77.870 -6.7% 7.0% 21 64.840 69.587 74.562 -6.8% 7.1% 22 61.935 66.558 71.412 -6.9% 7.3% 23 59.175 63.676 68.411 -7.1% 7.4% 24 56.551 60.934 65.550 -7.2% 7.
S h i n c o S e r v i c e M a n u a l - 25 - 72 8.1928 9.3386 10.628 -12.3% 13.8% 73 7.9040 9.0189 10.275 -12.4% 13.9% 74 7.6266 8.7114 9.9346 -12.5% 14.0% 75 7.3600 8.4156 9.6072 -12.5% 14.2% 76 7.1038 8.1310 9.2920 -12.6% 14.3% 77 6.8575 7.8572 8.9883 -12.
S h i n c o S e r v i c e M a n u a l - 26 - -40 106.800 113.500 120.50 0 -5.90% 6.17% -39 101.000 107.200 113.70 0 -5.78% 6.06% -38 95.600 101.300 107.400 -5.63% 6.02% -37 90.430 95.760 101.400 -5.57% 5.89% -36 85.610 90.550 95.740 -5.46% 5.73% -35 81.
S h i n c o S e r v i c e M a n u a l - 27 - 14 7.9920 8.253 8.519 -3.16% 3.22% 15 7.667 7.924 8.186 -3.24% 3.31% 16 7.357 7.609 7.867 -3.31% 3.39% 17 7.061 7.309 7.563 -3.39% 3.48% 18 6.778 7.023 7.273 -3.49% 3.56% 19 6.509 6.749 6.995 -3.56% 3.64% 20 6.
S h i n c o S e r v i c e M a n u a l - 28 - 67 1.1980 1.2840 1.3760 -6.70% 7.17% 68 1.1620 1.2460 1.3360 -6.74% 7.22% 69 1.1270 1.2090 1.2970 -6.78% 7.28% 70 1.0930 1.1740 1.2600 -6.90% 7.33% 71 1.0600 1.1390 1.2240 -6.94% 7.46% 72 1.0290 1.1060 1.1890 -6.
S h i n c o S e r v i c e M a n u a l - 29 - 119 0.2838 0.3129 0.3448 -9.30% 10.19% 120 0.2767 0.3052 0.3365 -9.34% 10.26% 7.2.4 outdoor discharg e pipe R(0)=187.25K±6.3% ;B(0/100)=3979K± 1% R-T datasheet Temp.( ℃ ) R(min) (K Ω ) R(cent) (K Ω ) R(max) (K Ω ) Δ R(mi n) Δ R(max) -20 488.
S h i n c o S e r v i c e M a n u a l - 30 - 28 52.880 57.110 61.433 -7.4% 7.6% 29 50.853 54.942 59.124 -7.4% 7.6% 30 48.913 52.866 56.911 -7.5% 7.7% 31 47.054 50.876 54.791 -7.5% 7.7% 32 45.273 48.939 52.757 -7.5% 7.8% 33 43.565 47.140 50.806 -7.6% 7.
S h i n c o S e r v i c e M a n u a l - 31 - 81 7.2170 7.9495 8.7215 -9.2% 9.7% 82 6.9443 7.6520 8.3983 -9.2% 9.8% 83 6.6812 7.3649 8.0883 -9.3% 9.8% 84 6.4273 7.0878 7.7850 -9.3% 9.8% 85 6.1825 6.8204 7.4942 -9.4% 9.9% 86 5.9462 6.5623 7.2135 -9.4% 9.
S h i n c o S e r v i c e M a n u a l - 32 - 8. Parts List and exploding view Exploding view and part list of KFR-25GWZ /BM Indoor unit No. Part Name Quantity BOM code 1 Wall Mount ed Board 1 e18503 2.
S h i n c o S e r v i c e M a n u a l - 33 - 12 Indoor 1 eb3515 3 13 Air Sensor 1 eb1166 5 14 Pipe sensor 1 eb11666 15 Motor Cover 1 e1 9258 16 Indoor Mot or 1 eb38560 17 Step Motor 1 eb60073 18 Coppe.
S h i n c o S e r v i c e M a n u a l - 34 - 3 Axial Fan 1 eb38658 4 Motor Brac ket 1 e30206 5 Outdo or Air Sensor 1 eb11667 6 Condenser 1 eQ00136 7 Top Cover 1 e14335/e 14336 8 4-way valve win ding 1.
S h i n c o S e r v i c e M a n u a l - 35 - Exploding view and part list of KFR-35GWZ /BM Indoor unit No. Part Name Quantity BOM code 1 Wall Mounted Board 1 e18503 2 Chassis Assembly 1 e535123 3 Cros.
S h i n c o S e r v i c e M a n u a l - 36 - 12 Indoor terminal block 1 eb35153 13 Air Sensor 1 eb11665 14 Pipe sensor 1 eb11666 15 Motor Cover 1 e19258 16 Indoor Motor 1 eb38560 17 Step Motor 1 eb600.
S h i n c o S e r v i c e M a n u a l - 37 - No. Part Name Quantity BOM code 1 Chassis A ssembly 1 e3064 0/e30641 2 Front Frame Assembly 1 e14598/e1 4599 3 Axial Fan 1 eb38658 4 Motor Brac ket 1 e3030.
S h i n c o S e r v i c e M a n u a l - 38 - 8.3 Exploding view and pa rt list of KFR-50GWZ /BM Indoor unit No. Part N ame Quantity BOM code 1 Wall Mounte d Board 1 e17978 2 Chassis Ass embly 1 e19341.
S h i n c o S e r v i c e M a n u a l - 39 - 10 Filter 1 e17989 11 Display board Assembly 1 e50543 12 Indoor termin al block 1 eb35153 13 Air Sensor 1 eb10007 14 Motor Cover 1 e17982 15 Indoor Motor 1.
S h i n c o S e r v i c e M a n u a l - 40 - No. Part N ame Quantity BOM code 1 C hassis Assembly 1 e30708/e30709 2 Front Fra me Assembly 1 e30741/e3 0742 3 Axial Fan 1 eb38670 5 Motor Brac ket 1 e306.
S h i n c o S e r v i c e M a n u a l - 41 - Exploding view and part list of KFR-70GWZ /BM Indoor unit No. Part Name Quantity BOM code 1 Wall Mount ed Board 1 e18416 2 Air outlet vent assembly 1 e5351.
S h i n c o S e r v i c e M a n u a l - 42 - 9 Remote Controller 1 eb8 5093 10 Display bo ard Assembl y 1 e50543 11 Ai r Sensor 1 eb10007 12 Indoor Controll ing Board 1 e50610 13 Indoor power Board 1 .
S h i n c o S e r v i c e M a n u a l - 43 - No. Part Name Quantity BOM code 1 Chass is Assembly 1 e30478/e3 0479 2 Fro nt Frame Assemb ly 1 e30693/e30694 3 Axial Fa n 1 eb38666 4 Outdoor motor 1 eb61.
S h i n c o S e r v i c e M a n u a l - 44 - Part II 1. Service warning Part I General W arnings 1 、 The service person should wear safety belt if working more than 2.5m above the ground. 2 、 If working above ground level, m easures should be adopted to prevent the outdoor unit or tools from falling and causing injuries or damage.
S h i n c o S e r v i c e M a n u a l - 45 - 2. Frequency table F0 F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 KFR-25GWZ/BM COOLING 0 30 35 40 45 52 55 58 66 69 73 KFR-25GWZ/BM HEATING 0 30 35 40 45 52 55 59 66 69.
S h i n c o S e r v i c e M a n u a l - 46 - 4. Running mode 4.1. Defrosting 1. Entry condition: Defrosting starts when m eeting one of the following c onditions a. The temperature of out door heat exchanger re mains cons ecutively lower than 3°c for m ore than 40 minutes, and the temperature remains consec utively -6°c for more than 3 minutes b.
S h i n c o S e r v i c e M a n u a l - 47 - A- — E: rise the present frequency one class (for example, from F3 to F4) F: Frequency keep unchanged G：lower the present frequency on class ( for example, from F4 to F3), and the maximum frequency is F3 in G area.
S h i n c o S e r v i c e M a n u a l - 48 - When condense r temperatur e is higher than 60 ℃, the comp ressor will stop, and hen t he condenser temperatur e lower to 50℃ and keep for 5 minutes, and compr essor frequency will rise to former valu e 4.
S h i n c o S e r v i c e M a n u a l - 49 - b. Frequency control d uring operation The frequency will change according to the RT-ST, and details s ee following fig.
S h i n c o S e r v i c e M a n u a l - 50 - 4.5.2 Indoor heat exch anger anti-overheated When indoor exchanger temperature is higher than 50 ℃, the compressor frequency will be lowered down to protect t he h eat exchanger .
S h i n c o S e r v i c e M a n u a l - 51 - 4.9 Refrigerant charge mode Entry condition ： Press the emergenc y switch over 5 seconds, there will be three “DU” sound in the indoor unit, and start the unit with the remote controller. Actions ： 1.
S h i n c o S e r v i c e M a n u a l - 52 - KFR-25GWZ/BM MODE I1 I2 I3 COOLING A ND DEHUMIDIFYING 7.1 8.3 10.3 HEATING 6.3 7.5 9.5 KFR-35GWZ/BM MODE I1 I2 I3 COOLIGN A ND DEHUMIDIFYING 8.1 9.6 11.6 HEATING 10.5 12 14 KFR-50GWZ/BM MODE I1 I2 I3 COOLING A ND DEHUMIDIFYING 8.
S h i n c o S e r v i c e M a n u a l - 53 - 6、Display lamp 6.1 Indoor display 5 6 7 1 2 3 4 1 Dual-Digital lamp; 2 Timer Lamp; 3 Operation lamp; 4 Protection Lamp; 5 cooling mode; 6 dehumidify mode; 7 heating mode 。 6.
S h i n c o S e r v i c e M a n u a l - 54 - 3 COMMUNICA TION FAULT BETWEEN I NDOOR UNIT AND OUTDOOR UN IT E4 1．CHECK IF THE CONNECTING WIRING IS CONNECT WELL 2．TEST THE VOLTAGE VALUE BETWE EN L4 .
S h i n c o S e r v i c e M a n u a l - 55 - 13 INDOOR MOT OR IS FAULT E3 1、INDOOR MOTOR OR INDOOR MOTOR CAPACITOR IS FAULT 2、INNER WIRING DON ’ T CONNECT WEL L 3、INDOOR PCB IS FAULT 4、INDOO.
S h i n c o S e r v i c e M a n u a l - 56 - HIGH 2、CHECK IF THE VOLTAGE I S TOO LOW, POWER WRINGIS T OO THIN OR TOO L ONG OR CONTACT BADLY 3、CHECK IF THE OUTLET IS BLOCKED OR THE CONDENSOR IS DIR.
S h i n c o S e r v i c e M a n u a l - 57 - KFR-50GWZ/BM、KFR- 70GWZ/BM Item FAULT CODE CHECK POIN T COUNT MEASURE 1 INDOOR AIR SENSOR IS FAULTY E1 2 INDOO R PIPE SENSOR I S FAULTY E2 1、CHECK THE .
S h i n c o S e r v i c e M a n u a l - 58 - Note: The fault code doesn ’ t display directly, and it will display as following instruction: Press the ON/OFF button 6 times within 7 seconds, there will be three DU sound on indoor unit, and the indoor unit will displa y the fault code.
S h i n c o S e r v i c e M a n u a l - 59 - Annex PCB diagram KFR-25GWZ/BM 、 KFR-35GWZ/BM 1 、 Indoor PCB.
S h i n c o S e r v i c e M a n u a l - 60 - 2 、 Outdoor power board.
S h i n c o S e r v i c e M a n u a l - 61 - 3 、 Outdoor diver board.
S h i n c o S e r v i c e M a n u a l - 62 - 4 、 Outdoor PFC board.
S h i n c o S e r v i c e M a n u a l - 63 - KFR-50GWZ/BM 1 、 Indoor PCB.
S h i n c o S e r v i c e M a n u a l - 64 - 2 、 Outdoor power board.
S h i n c o S e r v i c e M a n u a l - 65 - 3 、 outdoor driver board.
S h i n c o S e r v i c e M a n u a l - 66 - KFR-70GWZ/BM 1 、 Indoor power board.
S h i n c o S e r v i c e M a n u a l - 67 - 2 、 Indoor d river board.
S h i n c o S e r v i c e M a n u a l - 68 - 3 、 outdoor power board.
S h i n c o S e r v i c e M a n u a l - 69 - 4 、 outdoor driver board.
S h i n c o S e r v i c e M a n u a l - 70 - Schematic KFR-25GWZ/BM 、 KFR-35GWZ/BM 1 、 Indoor PCB.
S h i n c o S e r v i c e M a n u a l - 71 - 2 、 Outdoor power board.
S h i n c o S e r v i c e M a n u a l - 72 - 3 、 Outdoor diver board.
S h i n c o S e r v i c e M a n u a l - 73 - 4 、 Outdoor PFC board.
S h i n c o S e r v i c e M a n u a l - 74 - KFR-50GWZ/BM 1 、 Indoor PCB.
S h i n c o S e r v i c e M a n u a l - 75 - 2 、 outdoor power board.
S h i n c o S e r v i c e M a n u a l - 76 - 3 、 outdoor driver board.
S h i n c o S e r v i c e M a n u a l - 77 - KFR-70GWZ/BM 1 、 Indoor power board.
S h i n c o S e r v i c e M a n u a l - 78 - 2 、 Indoor d river board.
S h i n c o S e r v i c e M a n u a l - 79 - 3 、 outdoor power board.
S h i n c o S e r v i c e M a n u a l - 80 - 4 、 outdoor driver board.
S h i n c o S e r v i c e M a n u a l - 81 -.
An important point after buying a device Shinco KFR-25GWZ (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Shinco KFR-25GWZ yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Shinco KFR-25GWZ - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Shinco KFR-25GWZ you will learn all the available features of the product, as well as information on its operation. The information that you get Shinco KFR-25GWZ will certainly help you make a decision on the purchase.
If you already are a holder of Shinco KFR-25GWZ, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Shinco KFR-25GWZ.
However, one of the most important roles played by the user manual is to help in solving problems with Shinco KFR-25GWZ. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Shinco KFR-25GWZ along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
