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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Shinco BM alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Shinco BM, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Shinco service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Shinco BM.
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Table of contents for the manual
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Page 1
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[...]
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Page 2
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. Sen[...]
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Page 3
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[...]
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Page 4
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[...]
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Page 5
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 52 307 339.5 372 633 KFR-70GWZ/BM 840 950 60 352 388 425 582[...]
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Page 6
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[...]
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Page 7
S h i n c o S e r v i c e M a n u a l - 7 - KFR-50GWZ/BM[...]
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Page 8
S h i n c o S e r v i c e M a n u a l - 8 - KFR-70GWZ/BM[...]
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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. Specification Product type KFR-25GWZ/BM KFR- 35GWZ/BM KFR-50GWZ/BM KFR- 70GWZ/BM Product N u m b e r Indoor be[...]
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Page 10
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[...]
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Page 11
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[...]
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Page 12
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[...]
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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[...]
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Page 14
S h i n c o S e r v i c e M a n u a l - 14 - 5. Refrigerant system diagram[...]
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Page 15
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 9.52 6.35 KFR-35GWZ/BM KFR-50GWZ/BM 15 5 12.7 6.35 KFR-70GWZ/BM 15 5 9.52 12.88 6.2 Additi[...]
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Page 16
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±0.5%，B(25/8 5)=3976K±0.5% R-T datasheet Temp.( ℃ ) R(K Ω ) Temp.( ℃ ) R(K Ω ) Temp.( [...]
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Page 17
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% -19 461.94 497.84 534.41 -7.2% 7.3% -18 437.15 470.87 505.17 -7.2% 7.3% -17 413.89 445.57 477.76 -7.1% 7.2[...]
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Page 18
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% 7.9% 37 37.408 40.536 43.755 -7.7% 7.9% 38 36.018 39.047 42.163 -7.8% 8.0% 39 34.685 37.616 40.632 -[...]
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Page 19
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% 10.1% 90 5.0827 5.6177 6.1847 -9.5% 10.1% 91 4.8853 5.4018 5.9495 -9.6% 10.1% 92 4.6953 5.1939 5.7[...]
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Page 20
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 19.00 -5.5% 5.7% -1 16.17 17.09 18.04 -5.4% 5.6% 0 15.39 16.24 17.13 -5.3% 5.5% 1 14.64 15.44 16.2[...]
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Page 21
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 1.816 -5.0% 5.2% 52 1.577 1.662 1.749 -5.1% 5.3% 53 1.517 1.600 1.686 -5.2% 5.4% 54 1.460 1.541 1.[...]
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Page 22
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 -8.3% 8.9% 104 0.2721 0.2968 0.3235 -8.3% 9.0% 105 0.2643 0.2885 0.3146 -8.4% 9.0% 106 0.2568 0.2804 0[...]
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Page 23
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 0.0924 -10.6% 11.8% 157 0.0724 0.0810 0.0906 -10.7% 11.9% 158 0.0709 0.0794 0.0888 -10.7% 11.9% 1[...]
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Page 24
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% 7.6% 25 54.057 58.323 62.824 -7.3% 7.7% 26 51.685 55.836 60.225 -7.4% 7.9% 27 49.429 53.469 57.746 -[...]
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Page 25
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 -12.7% 14.4% 78 6.6208 7.5938 8.6958 -12.8% 14.5% 79 6.3932 7.3401 8.4139 -12.9% 14.6% 80 6.1742[...]
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Page 26
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 81.070 85.660 90.470 -5.36% 5.62% -34 76.800 81.060 85.510 -5.26% 5.49% -33 72.780 76.730 80.860 -5.[...]
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Page 27
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 6.252 6.487 6.729 -3.62% 3.73% 21 6.006 6.238 6.475 -3.72% 3.80% 22 5.772 5.999 6.232 -3.78% 3.88[...]
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Page 28
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 -6.96% 7.50% 73 0.9985 1.0740 1.1550 -7.03% 7.54% 74 0.9691 1.0430 1.1220 -7.09% 7.57% 75 0.9407[...]
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Page 29
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) -20 488.35 526.61 565.60 -7.3% 7.4% -19 461.94 497.84 534.41 -7[...]
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Page 30
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% 7.8% 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 -[...]
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Page 31
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% 9.9% 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[...]
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Page 32
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 Chassis A ssembly 1 e535123 3 Cross Fan 1 e19294 4 Left Axial Co ver 1 e19257 5 Evaporator Pipe 1 e20747 6 Evaporator 1 eQ0013 8 7 Frame Assembly 1 e[...]
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Page 33
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 Copper Pip e Clip 1 e1 9256 19 Electric Controlling box Up Cover 1 e1929 6 20 Indoor Contro lling Board 1 e50582 21 Electric Controlling box soleplate 1 e [...]
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Page 34
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 eb40103 9 4-way valve 1 eb40090 10 dis charge sensor 1 eb11664 11 pipe sensor 1 eb 11667 12 Capillary assem bly 1 e20603 13 middle cli pboard 1 e1560[...]
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Page 35
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 Cross Fan 1 e19294 4 Left Axial Cover 1 e19257 5 Evaporator Pipe 1 e20748 6 Evaporator 1 eQ00138 7 Frame Assembly 1 e19297 8 Frame 1 7 include 8 9 PVC 1 e[...]
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Page 36
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 eb60073 18 Copper Pipe Clip 1 e19256 19 Electric Controlling box Up Cover 1 e19296 20 Indoor Controlling Board 1 e52125 21 Electric Controlling box solepla[...]
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Page 37
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 e30308 5 Outdo or Air Sensor 1 eb11667 6 Condenser 1 eQ00137 7 Top Cover 1 e14335/e 14336 8 4-way valve win ding 1 eb40103 9 4-way valve 1 eb40094 10 dis c[...]
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Page 38
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 3 Cross Fan 1 eb38669 4 Left Axial Cover 1 e17980 5 Evaporator Pipe 1 e20509 6 Evaporator 1 eQ00139 7 Frame Assem bly 1 e19340 8 Frame 1 7 include 8 [...]
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Page 39
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 eb38668 16 Step Motor 1 eb38162 17 Flume 1 e19342 18 Copper Pipe C lip 1 e17987 19 Electric Cont rolling box 1 e30706 20 Electric Controlling box sol[...]
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Page 40
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 e30684 6 Outdoor Air Se nsor 1 eb100 11 7 Condenser 1 eQ00140 8 Top Cover 1 e30680 /e30681 9 4-way valv e winding 1 eb40103 10 4-way valv e 1 eb40094 11 d[...]
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Page 41
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 e53512 6 3 Chassis As sembly 1 e19326 4 Cross Fa n 1 eb38667 5 ind oor connect pip e 1/2 1 e20442/e1 8771 6 Evaporator 1 eQ00141 7 Part Name 1 e19328 8 PVC[...]
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Page 42
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 e50609 14 Electric Controlling box top Cover 1 e19325 15 Electric Con trolling box 1 e1932 4 16 Indoor terminal block 1 e35153 17 Indoor Motor 1 eb615[...]
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Page 43
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 eb61532 5 Motor Bracket 1 e30512 6 middle cli pboard 1 e19166 7 outdo or air sensor 1 eb1 0011 8 Condense r 1 eQ00142 9 Top Cove r 1 e15838 /e15839 10 out[...]
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Page 44
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. 3 、 Check t[...]
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Page 45
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 73 KFR-35GWZ/BM COOLING 0 30 36 42 48 54 61 66 72 78 84 KFR-35GWZ/BM HEATING 0 30 36 42 48 54 61 66 72 78 84 KFR-50GWZ/BM COOLING 0 30 36 43 49 56 64[...]
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Page 46
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.[...]
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Page 47
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. H：The compressor stops. c. Frequency will chan ge due to outdoor tempera ture, detai[...]
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Page 48
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 4.4. Dehumidifying mode 4．4．1 Temperature set and motor control in dehumidifying mode The comp[...]
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Page 49
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. 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 m[...]
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Page 50
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 . Wh en indoor exchanger tempera ture lower down to 46 ℃, the compressor frequency ri se up, and whe n the indoor exchanger[...]
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Page 51
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. On cooling mode, th e indoor fan speed is low the frequency is fixed on F6, 2. Cancel the mode ?[...]
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Page 52
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 8.5 10.5 12.5 HEATING 8.5 10.5 12.5 KFR-70GWZ/BM MODE I1 I2 I3 COOLIGN AN D DE[...]
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Page 53
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 。 6.2 Fault code display KFR-25GWZ/BM、KFR- 35GWZ/BM Item FAULT CODE CHECK POIN T COUNT MEAS URE 1 INDOOR UNIT DON ’ T MATCH OUT[...]
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Page 54
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 AND S, IF IT ‘ S CHANGE REGUL ARLY，THE SINGAL TRANSFERI NG BE TWEEN INDOOR AND OUTDOOR UNIT IS GOOD， WHEN IT‘ S NO CHANGE IF VALUE IS BELOW 14[...]
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Page 55
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、INDOOR MOTOR IS BLOCKE D 1、CHANGE MOTOR OR CAPACI TOR 2、FIX TH E WIRINGS 3、CHANGE INDOOR PCB 4、REMOVE THE BLOCKING 14 INDOOR PCB BAORD IS FAULTY EE[...]
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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 DIRTY 2、 UPDATING POWER SUPPLY, CHANG POWER WIRING 3、REMOVE OBSTACLE AROUND OUTDOOR UNIT OR WASH THE C ONDENSER 8 DRIVER BOARD IS F AULT P0 DRIVER BO[...]
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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 SENSOR VALUE 2、INDOOR BOARD IS FAULT CHANGE SEN DOR CHANGE IND OOR BOARD 3 INDOO R IN-PHASE MOTO R IS FAULT E3 ---------------- ------- ------------[...]
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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. 9 DRIVE R BOARD IS FAUL T P0 DRIVE R BOARD IS FAULT DRIVER BO A[...]
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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[...]
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S h i n c o S e r v i c e M a n u a l - 60 - 2 、 Outdoor power board[...]
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S h i n c o S e r v i c e M a n u a l - 61 - 3 、 Outdoor diver board[...]
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S h i n c o S e r v i c e M a n u a l - 62 - 4 、 Outdoor PFC board[...]
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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[...]
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S h i n c o S e r v i c e M a n u a l - 64 - 2 、 Outdoor power board[...]
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S h i n c o S e r v i c e M a n u a l - 65 - 3 、 outdoor driver board[...]
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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[...]
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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[...]
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S h i n c o S e r v i c e M a n u a l - 68 - 3 、 outdoor power board[...]
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S h i n c o S e r v i c e M a n u a l - 69 - 4 、 outdoor driver board[...]
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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[...]
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S h i n c o S e r v i c e M a n u a l - 71 - 2 、 Outdoor power board[...]
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S h i n c o S e r v i c e M a n u a l - 72 - 3 、 Outdoor diver board[...]
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S h i n c o S e r v i c e M a n u a l - 73 - 4 、 Outdoor PFC board[...]
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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[...]
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S h i n c o S e r v i c e M a n u a l - 75 - 2 、 outdoor power board[...]
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S h i n c o S e r v i c e M a n u a l - 76 - 3 、 outdoor driver board[...]
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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[...]
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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[...]
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S h i n c o S e r v i c e M a n u a l - 79 - 3 、 outdoor power board[...]
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S h i n c o S e r v i c e M a n u a l - 80 - 4 、 outdoor driver board[...]
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S h i n c o S e r v i c e M a n u a l - 81 -[...]