Service Manual
Contents
1. 40 e Installation and Maintenance Service Manual IC 7 15 Remove suction pipe and discharge pipe Remove suction pipe and discharge pipe from the unsoldering place of compressor Note Discharge the refrigerant first before unsoldering 16 Remove compressor Unscrew 3 foot nuts with washer fixing compressor by wrench to remove compressor 17 Remove support assembly Unscrew 4 screws fixing support assembly to remove support assembly screws 18 Remove caster wheel Pull the castor whee then remove it caster wheels Remove the other three castor wheels by the same method 19 Remove facing piece assembly 1 Remove duct Unscrew 5 screws fixing duct to remove the duct Installation and Maintenance 41 Service Manual Step Procedure 2 Remove panel Unscrew 2 screws fixing panel hold the bottom panel and slip a certain height upward handle the bottom panel and pull it outwards 3 Remove control cover plate assembly Unscrew 3 screws connecting control cover plate and facing piece to remove control cover plate assembly 4 Remove display board Unscrew screws fixing display board then the display board will separate from control cover plate2. HHHHRHH BHBHBH screws lt f see display board A A z 7 2 P Va screws 42 ee Installation and Maintenance Service Manual Procedure 20 Remove electric box assembly Unscrew screws fixing fan and compressor capacity then remove fan capacity and compressor capacity pull the mainboard along the two sides groove mainboard Installation and Maintenance 43 Appendix 1 Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree Tf Tcx1 8 32 Set temperature Fahrenheit display Fahrenheit Celsius C temperature F 68 68 20 Ambient temperature Fahrenheit display Fahrenheit temperature F CF 32 3 32 Celsius C Fahrenheit display Fahrenheit temperature F Celsius C Fahrenheit display temperature 16 Celsius C Service Manual Fahrenheit display Fahrenheit temperature F 86 86 Celsius C Fahrenheit display Fahrenheit temperature CE Celsius C 39 40 39 2 4 41 42 43 44 246
3. RISIN I 5 551555 ee I NIN 2x e c ee Installation and Maintenance Service Manual Description Bart Code No GDN16AH K4EBB1C GDN20AH K4EBB1C Qty P CK051026300 CK051026400 1 WaterTankAssy 2018652 7 20642 1 2 Water Tank Cover 1 22246087 2407 1 _ 3 Floatmetersub assy 26116528 26168 1 4 Shield Assy Electric 00004200000 000042216 1 5 JFontPame 2006045 20000918 1 6 JCoverofWaterspout 1 22609 226079 1 7 jFrntCae 2220001 7 2206571 1 8 Membrane 6306604 63006 1 9 DisplayBoard 30606 306166 1 10 LCD Cover 201264 7 2012614 1 11 Diversion Circe 105642 10376042 1 12 Sensor 390052 390000592 1 13 Detecting Plate 3007008 3007008 1 14 24216025 22605 1 15 Centrifugal 1 10316055 10316055 1 16 15016246 1501621400 1 17 Wecam 1 266069 26116069 1 18 Motor Support 2421604 24104 21 19 Cover Plate 1 20126179
4. 348 109 109 o7 a 32 10 a mr e ss oem 5 8461 34 1359 73 12 096 pa 35 1304 sa os 3 a 124 75 2 094 2 2 284 ns 08 3 e 152 272 086 78 263 089 1 es 4 102 79 257 2 so 12 245 no so 42 sss 245 120 079 4 sse os 239 121 0746 5 sos 4 83 220 122 079 4842 45 875 84 214 1 7T 46 89 85 215 124 062 8 439 47 s 209 125 064 9 74 8 __ 1996 126 068 to wer 88 194 127 os v so tas 128 062 2 s 90 1808 129 067 13 3457 52 ees 179 130 052 d 329 s sss in 057 ts aa s 1658 132 055 te s 52 94 169 133 059 a7 286 s 5 95 154 134 059 te 29 s 59 185 135 2917 5 2 19 1396 059 46 Installation and Maintenance
5. 169 122 6 36 32 45 6 529 84 1 645 0 532 7 as 154 124 059 8 za 47 154 125 oso Ls 29 9 49 5 589 88 1 451 0 48 SRE A ND 12 218 90 133 19 0456 25 s o 132 14 24 73 53 4 802 92 1 282 0 433 05 296 s 462 124 132 042 16 22 53 55 4 456 94 1 207 0 412 x 2151 s 424 95 14 040 18 20 54 57 4 139 1 136 0 391 sr 1o 032 Installation Maintenance 45 Service Manual Resistance Table of Tube Temperature Sensors 20K Temp C Resistance ka Temp C Resistanceikn Temp C Resistance kn Temp C Resistance kO 9 20 s 51 98 147 te ma 21 448 99 136 tz 1621 2 2285 ams 136 16 1 29 2185 62 465 137 __ 15 209 63 12 129 4 2 25 9 64 4209 109 123 13 1299 26 1914 65 104 1498 2 27 1813 66 39 105 1464 nes 28 1755 67 as 106 1491 0 nos 29 68 ame 107 109 9 1046 30 1 69 3693 109 8
6. 20126179 1 20 Handle 26236023 2062 1 21 Sub assy 030006002063 03000600264 1 22 01136098 016599 1 22 Evaporator Sub Assy 095607 0067 1 25 Filter 11126512 11126512 26 RearCaseSub assy 00013500003 00013500 1 27 400202801 4002267 1 28 ElectricBoxCover 0125605 0125605 21 _ 29 ElectricBoxAssy 1000020138 10000204386 1 30 MainBoard 30344 30344 1 31 __ 1 3301074746 33010074746 1 32 Capacitor 7 53002422 33000022722 1 33 Liquid Level Switch Sub assy 45016014 7 450604 1 34 WateTry 7 20186159 20186159 1 35 Rubber Plug WaterTray 7671657 76716507 1 356 Joint Sub assy 06126012 06126012 1 37 Covering Plate 01225600044 0122600 1 38 Inhalation Tube Sub assy 03001000146 03001000146 1 39 Compressor and Fittings 00106538 00007 1 40 JCompressorGasket 7 76107 76716007 3 41 Discharge Tube Sub assy 06667 03636 1 42 SupportSub assy 1 01706029P 1 01706029P 1 43 Chassis 22226066 22666 1 4
7. Test the voltage between two ends of fan Fan is broken Replace fan capacitor capacitor with universal meter and the value is 0 Malfunction of capillary Replace capillary Power supply voltage is too low Test the power supply voltage with universal Apply voltage regulator or too high meter and the value is too high or too low above situation is normal but the fan does Fan is broken Repair or replace the fan not operate Installation and Maintenance 25 Service Manual 4 Compressor Cant Operate Discriminating method dehumidifier status Troubleshooting Connect wires according to wiring diagram to Wrong wire connection or poor Check the wiring status according to circuit make sure all wiring terminals connected connection Compressor relay on the mainboard is broken or the compressor needle stand is loosened Check if the relay is sucked in cooling mode Replace the mainboard with the same model After tuning on the unit the unit cant dehumidify Use universal meter to measure the resistance alue of two contact points of capacitor If the Replace the compressor resistance value is too big or o the capacitor is Capacity of compressor is damaged After turning on the unit dehumidifying effect is Power voltage is a little low or poor compressor is turned on or off frequently Ir high Use universal meter to measure the po
8. to water blow 3 Interface of live wire A commercial wire blow protection switch protection switch e Bottom view Installation and Maintenance Service Manual Silk Screen on Display Board Top view p 2 15814 8 38 EE R45 5 7 11 5 7 C750 S FAN H S con R207 n LL 5 DI MARK AREA 02 d 5 R206RBROR25 3 7 TMER 4H 0 JUMP af 95 IT Lbh TJ 4 IMER 03 P50 D Tr TTTT Og 06 lO 2 JP d a 0 MO FAN pt arm 04 14220 8 5 Power 6 KI E T 1 38r qe p ji I 8700 ls aL 8 a W etl
9. 46 47 48 49 50 51 52 53 54 44 61 62 60 8 63 62 6 68 20 71 6 73 4 75 2 7778 77 86 87 86 30 80 896 32 986 37 Installation and Maintenance Service Manual Appendix 2 Resistance Table of Temperature Sensor Resistance Table of Ambient Temperature Sensor 15K Resistance ResistancetkO Resisanesnc Tempo Resistance fel mr 2 s wm 18 128 6 21 17 93 3 711 99 1 039 nr 22 mu 357 10 109 6 115 23 16 39 62 3 454 0 98 Ls es _ 14 102 9 64 3 217 0 925 ma ws es sw w 12 92 22 27 13 74 2 998 0 873 as 28 e 296 0848 10 82 75 29 12 6 2 797 0 825 za 1207 272 18 0802 743 31 nsz 264 19 oro 4 ns ne n 29 m 08 668 33 103 72 249 m 07 _ Low pom pom pou om 60 23 35 9 779 74 2 28 0 697 ST se o n o m se ess Em 54 31 37 9 003 76 2 133 115 a ss 862 204 062 49 02 39 8 297 78 1 997 0 625 46 4o ro 1953 068 44 31 41 7 653 1 871 0 592 42 792 mo os7 40 09 43 7 065 82 1 754 0 561 5 s
10. olo 5 5 Q 8 0 5 x x 1 1 4 2 1 4 235X12 7X190 5 235X12 7X190 5 RECHI PRECISION CO LTD RECHI PRECISION CO LTD RECHI RECHI SIEUGSHRRFAVA EA 213 213 3 4 12 14 above data is subject to change without notice please refer to the nameplate the unit Coil Length LXDXW Compressor Manufacturer Trademark Type V Hz L h W A m uF mm A MPa MPa mm mm kg kg kg L mm mm mm mm mm mm W A A 3 eo o o 25 gt 5 5 5 A Overload Protector Installation and Maintenance e 10 Service Manual GDN24AH K4EBBSC N CK051025700 Rated Voltage v 220 240 Power Supply Rated Frequency Hz 00 0 5 Phases 12 Rated Dehumidification Capacity Lh 7 LOW 88 Current Input PAO et Humidity Range 35 80 1 1 Power Input Air Flow Volume H M L m h 180 160 140 5 an Motor Speed H M L 1150 1000 850 an Motor Power Output an Motor RLA T F F F F F F F LOW 0 519 Fan Motor Capacitor Fan Type mm 180765 L i 1 Sound Pressure Level H M L dB A 47 45 43 Sound Power Level H M L dB A 57 55 53 1 an Diameter Length DXL hrottling Method Isolation IPXO Climate Type
11. 109242 61 23858 99 6790 14 eesse 24 104500 62 2306 10 657 13 632956 25 10000 2227 101 6301 2 600201 26 ea 240 102 620 56930 27 91629 65 2064 10 608 54045 28 872 1967 10 582 5 200 29 1929 10 56 49656 soss 18617 1 556 77155 17980 107 536 6 4382 32 7394 wao si 5 41686 7092 1672 10 502 4 39554 34 eros 72 1627 no 376487 35 65208 1567 m 478 2 zas 6252 1510 464 __ soss 37 75 mes 449 38 srex n 437 1 77 1366 ns 426 2 2930602 40 1326 447 zsm 1283 n7 402 4 20552 42 4904 80 1236 ns 3902 5 2528866 446 nos 3768 6 sn 42 10 7 229482 45 43548 12 121 359 8 2864 46 sse 1086 122 349 9 2084 47 426 85 1050 340 195720 48 38747 1046 12 330
12. 5 76 73 2 n 3 70 69 410 391 373 355 337 320 307 294 282 270 258 68 67 66 65 u 63 62 59 58 57 56 55 54 53 52 51 50 49 48 4 88 4 64 4 41 5 28 5 01 4 76 46 3200 2995 2796 26 03 2414 2230 2100 1974 1850 1729 16 11 21 90 90 89 88 87 85 84 83 82 81 79 78 77 76 75 74 73 72 71 70 67 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 35 40 33 16 30 99 28 87 26 81 24 80 23 33 39 20 36 71 34 29 31 93 29 64 27 40 25 79 54 24 21 20 50 19 14 17 80 22 67 21 17 19 70 Installation and Maintenance Service Manual 20 Installation and Maintenance 55 JF00302297 gt GREE GREE ELECTRIC APPLIANCES INC OF ZHUHAI Add West Jinji Rd Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522218 Fax 86 756 8669426 Email gree gree com cn Hittp www gree com HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED Add Unit 2612 26 F Miramar Tower 132 Nathan Road TST Kowloon HK Tel 852 31658898 Fax 852 31651029 For product improvement specifications and appearance in this manual are subject to change without prior notice
13. Control Evaporator Row fin Gap Coil Length LXDXW Pipe Diameter Condenser Rows fin Gap Coil Length LXDXW Compressor Manufacturer Trademark i ompressor Bower Input Overload Protector Working Current 0 IPXO IPXO 343X525X262 343X525X262 391X310X569 391X310X569 394X313X584 394 313 584 R134a 4 0 4 6 7 7 4 luminum Fin copper Tube Aluminum Fin copper Tube Alumi Appliances Co Ltd HIGHLY Appliances Co Ltd HIGHLY 94 9395 The above data is subject to change without notice please refer to the nameplate the unit Installation and Maintenance Service Manual Model J GDNfeAH K4EBB2C GDN20AH K4EBB2C Product Code 1 5 23700 CK051023800 Power Supply phases 2 _ qu 24 22 4 Power Current A 1 35 1 5 w 7 7 0 13 Centrifugal Centrifugal Diameter Length DXL 180 76 5 180 76 5 Throttling Method Sound Pressure Level H M L dB A 45 43 41 45 43 41 Capillary Capillary 3 15 m N N Sound Power Level H M L dB A 55 53 51 55 53 51 Climate Type Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side Permissible Excessive Operating Pressure for the M Side Suction B m 1 IPXO MPa 1 RENE __ mm 343 525 262 343 525 262 mm 2 9 9 9 L m m m m m m 391X310X569 391X310X569 3 3 394X313X584
14. Pipe Diameter nen Coil Length LXDXW Pipe Diameter Condenser R 16 5 T m k 1 k R134a R134a 4 0 4 6 4 0 4 6 Electronic Electronic Aluminum Fin copper Tube Aluminum Fin copper Tube 235 12 7 190 5 235 12 7 190 5 Aluminum Fin copper Tube Aluminum Fin copper Tube 7 7 1 13 7 2 14 5 5 2 S S m m m m m Coil Length LXDXW m Compressor Manufacturer Trademark 235X12 7X190 5 235X12 7X190 5 RECHI PRECISION CO LTD RECHI PRECISION CO LTD RECHI RECHI ow fi OWS 39E0G3HR amp F YA 39E073HR amp F YA Rotary Pu 300 Overload Protector UP3 016 UP3 017 A 5 5 A 1 4 The above data is subject to change without notice please refer to the nameplate of the unit 1 15 5 ee Installation and Maintenance Service Manual Product Code Rated Voltage Rated Voltage Power Supply Rated Frequency H GDN24AH K4EBB2C CK051023900 220 240 Phases Rated Dehumidification Capacity Power Input Current Input Set Humidity Range 0 50 1 33 1 50 5 0 Air Flow Volume H M L m h 180 160 140 r min F Centrifugal 1 Throttling Method Capillary Sound Pressure Level H M L dB A 47 45 43 1 an Diameter Length DXL m 180 76 5 5 1 Sound Power Level H M L dB 57 55 53 Climate Type 1 Permissible Excessive Operating Pressure for the Discharge Side Permi
15. 4 4 42 4 44 4 46 4 Temp C Resistance kQ 855 28 gt 26 798 25 24 596 22 sso 21 ses 20 4865 49 4583 42 __ 7 474 46 345 45 399 28 3239 2 392 1 2896 to 24 203 84 oz Ps 205 5 29 a 1 2 mes 195 __ _ oss 2 msa 4 5 ia os m n ga pa 1 L 4 l I 9 8 50 51 52 1 53 2 54 3 55 4 56 5 57 58 7 59 1 00 2 01 3 02 4 03 5 04 05 7 06 07 08 70 09 71 10 72 11 73 12 74 13 75 14 76 15 77 16 78 17 79 18 19 81 20 82 21 83 22 84 23 85 24 25 87 26 102 8 Installation Maintenance Temp C Resistance kQ 47 48 Service Manual Resistance Table of Ambient Temperature Sensor 100K Temp C Resistance kQ Temp C Resistance kQ Temp C Resistance kn Tempco Resistance kn 20 92598 136045 56 2868 798 9 130752 57 260 95 7668 8 8202601 20 1249001 s 2660 a7 785455 21 nosse so 262 97 728 6 74366 22 14221 24737 700 46 704532
16. 7 9 10 11 12 13 14 15 16 17 18 19 20 21 22 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 e Installation and Maintenance Service Manual No Qty Shield Assy Electric 00004200023 00004200023 10 11 12 13 14 Support Sensor 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 5 33 Liquid Level Switch Sub assy 45016014 45016014 34 35 36 37 38 39 41 Discharge Sub assy 03636611 03636611 Above data is subject to change without notice 1 1 1 Installation and Maintenance Service Manual No GDN24AH K4EBB3C 051025700 Shield Assy Electric Front Case 22206521 10 11 12 13 14 15 16 17 18 19 20 21 5 23 Evaporator Sub Assy 01036103 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 43 Chassis 22226066 44 Castor 24236053 Above data is subject to change without notice 1 1 4 e Installation and Maintenance Service Manual 10 Removal Procedure Warning disconnect power supply before removal discharge the refrigerant completely before unsoldering the pipes 1 Remove water tank assembly Pull the water tank onwards to remove the water tank assembly water tank assembly 2 Remove filter Press the 2 clasps of filter to mak
17. Never have air remain in the refrigerant line as it may lead to rupture or other hazards 3 If refrigerant is leaking seriously it may cause suffocation or explosion When using the combustible refrigerant please put the unit at ventilated place 4 Never touch the refrigerant piping or compressor without wearing glove to avoid scald or frostbite Improper installation may lead to fire hazard explosion electric shock or injury 21 Service Manual 8 Maintenance 8 1 Error Code Malfunction Name Nixie tube display Malfunction of 1 ambient temp FI sensor Malfunction 2 of tube temp F2 sensor Malfunction 3 of humiditv 11 sensor 4 Frean lacking Fo protection 22 Unit status The compressor and fan stop buttons are invalid The compressor stop Possible Causes 1 The wiring terminal between ambient temperature sensor and main board is loosened or poorly contacted 2 Theres short circuit due to trip over of the parts on controller 3 Ambient temperature sensor is damaged Please check it by referring to the resistance table for temperature sensor 4 Main board is broken 1 The wiring terminal between evaporator temperature sensor and main board is loosened or poorly contacted 2 Theres short circuit due to the trip over of the parts on controller 3 Evaporator temperature sensor is damaged Please check it by referring to the resistance table for temperature senso
18. 189514 49 125 321 12 180769 so 3582 9564 1 310 13 172469 925 127 14 16450 52 33257 90 sose 12 293 05 53 32027 120 206 16 15005 54 3089 o2 130 281 17 14326 55 2970 819 1 274 e 9 Installation and Maintenance Service Manual Temp C Resistance kO Temp C Resistance kQ Resistance kQ Temp C Resistance kn 132 268 12 192 19 ozs 22 139 260 124 193 223 0 376 253 164 1256 14 067 224 0 369 2479 165 122 195 064 226 0 362 207 16 128 1 22 0 355 2357 7 1178 197 oes 227 0 348 229 16 1 18 065 228 0 341 2242 169 1129 199 052 229 0 335 217 1 20 oso 250 0 328 2494 102 21 098 291 0 322 202 12 100 202 056 282 0 317 2022 1098 oses 233 0 311 1953 1 107 24 053 2 0 305 1956 175 096 205 052 23 0 300 180 e oss 206 23 0 295 186 177 ose 207 osa 0 290 180 osse 28 oso 0 285 i761 i79 oso 0 281 10 170 10 os 210 040 20 0 276 1
19. B GREE Change for Life GDN10AH K4EBB2C GDN10AH K4EBB3C GDN12AH K4EBB1C GDN12AH K4EBB2C GDN12AH K4EBB3C GDN16AH K4EBB1C GDN16AH K4EBB2C GDN16AH K4EBB3C GREE ELECTRIC APPLIANCES INC OF ZHUHAI Service Manual Models GDN10AH K4EBB1C GDN20AH K4EBB1C GDN20AH K4EBB2C GDN20AH K4EBB3C GDN24AH K4EBB1C GDN24AH K4EBB2C GDN24AH K4EBB3C Refrigerant R134a Service Manual Table of Contents Part Technical Information 1 1 Summary H 1 2 a ee 2 3 Outline Dimension Diagram sss 11 4 Refrigerant System Diagram 14 5 Electrical Part nee erta 15 5 1 Wiring o e a ta 15 5 2 PCB Printed 16 6 Function and 0 18 6 1 Control Panel Instruction EU 18 6 2 Introduction of Basic Mode Function nn nn 19 Part Maintenance 21 T Notes Maintenance 2 24 8 Maintenance esee 22 SN Bags di sio RENE 22 8 2 Malfunction Detection Floweh ltt u uue jekk rna Sa 23 8 3 Maintenance Method for Common Malfunction 2
20. Moisture Protection _________ Permissible Excessive Operating Pressure for the Discharge Side Permissible Excessive Operating Pressure for the M Suction Side Dimension WXHXD 343X525X270 Dimension of Carton Box LXWXH Dimension of Package L o m m 391X310X569 394X313X584 k e Electronic Aluminum Fin copper Tube Bucket Capacitv Control Tvpe Evaporator Form 9 B Lr kg __ i mm i mm mm 2395X254X0905 Condenser Pipe Diameter i mm mm W Aluminum Fin copper Tube 9 7 Compressor The above data is subject to change without notice please refer to the nameplate of the unit 2 h A F m Pa Pa m 2 g g L m m m m m m u m Application Area k m m m m m m W 0 6 5 5 1 7 7 7 5 4 ee Installation and Maintenance Service Manual 3 Outline Dimension Diagram GDN10AH KAEBB1C GDN12AH KAEBB1C GDN16AH KAEBB1C GDN20AH KAEBB1C GDN24AH KAEBB1C 343 N SC no eS unit mm Installation and Maintenance 11 12 Service Manual GDN10AH K4EBB2C GDN12AH K4EBB2C GDN16AH K4EBB2C GDN20AH K4EBB2C GDN24AH K4EBB2C
21. Service Manual Resistance Table of Discharge Temperature Sensor 50K Temp C 29 Resistance kO 853 5 799 8 750 703 8 660 8 620 8 580 6 548 9 516 6 486 5 458 3 Resistance kQ 93 42 89 07 84 95 81 05 18 34 17 65 16 99 LI LI N 16 36 M Temp C Resistance kQ 1 N 1 pis un 1 1 1 1 407 4 384 5 362 9 342 8 323 9 306 2 289 6 1 1 1 gt o 47 08 45 07 i i m je u i i i la i i i i l je 49 BRI ES st jie 5 un 54 55 56 a 57 8 E 60 x 62 m 64 65 e e 99 Ei Oom BEE N 72 M ND 76 m an 85 N ES 1 1 4 6 6 6 6 6 6 259 3 245 6 232 6 220 5 33 45 32 09 30 79 198 3 199 1 178 5 169 5 48 196 86 56 ar 49 k 145 4 138 3 131 5 125 1 119 1 113 4 0 90 3 5 7 8 __ 9 0 95 3 5 7 8 9 0 3 5 7 8 9 0 3 5 7 1 1 1 12 1 14 1 16 1 1 1 2 2 22 2 24 2 26 2 2 2 3 3 32 3 34 3 36 3 3 3
22. is on water blow indicator blinks buzzer will not give out a beep compressor and fan stops 3 Other Functions 1 Power off memory Upon power failure the unit after power recovery will automatically start to run according to memory content 2 Nixie tube display a When the unit is running it will display current humidity preset temperature will be adjusted by or humidity after the set is finished for 5s b Under any situation and the temperature sensor is malfunction nixie tube displays F1 F2 or L1 timer lamp continuous humidity lamp fan speed lamp and filter lamp will not display 3 Front panel button On off turn on off the unit Timer use for timer setting Adjust humidity Adjust humidity Fan speed adjust fan speed Filter adjust filter function 4 LED indicator Continuous humidity lamp CON lamp is on nixie tube display Power supply indicator it is on after the unit is energized 2H timer lamp the lamp is on after setting 2H timer 4H timer lamp the lamp is on after setting 4H timer High fan speed indicator the lamp is on after setting fan is in high speed Med fan speed indicator the lamp is on after setting fan is in med speed Low fan speed indicator the lamp is on after setting fan is in low speed Installation and Maintenance e n it will resume current Service Manual 20 Filter cleaning lamp the lamp is on when the operation time o
23. t SIL IIS 8 S m8 8 haod gt 5 7 09 R5R6 5 Tra g A HAT Tai R121 d ej gS 5 Lij oon ye swe 3 5 sw Das TAMA S i Ur Be VI He Goa We TT WE Ios 28 Ripe D12 FIN 2013 2 19 15 8 Ir R29 oor 5 5 Needle stand of pipe Connect to pipe temperature Increase set humidity temperature sensor sensor button 2 Timer 4H indicator Timer 4H indicator is on a Med step indicator Med fan step indicator is on Preset fan speed button 4 High fan step indicator fan step indicator is on 5 Dual 8 digital display tube Display ambient humidity Preset timer time button preset temperature 6 Power supply indicator supply indicator is Timer 2H indicator is on Neddle stand of humidity 7 and ambient temperature 10 Remind indicator of Remind indicator of cleaning cleaning filter filter is on 1 On off button On off button e Bottom view OF U N E TO Installation and Maintenance e 17 Service Manual 6 Function and Control 6 1 Control Panel Instruction 4 hour or 2 hour Bucket full light indicates delay on off High Mid and Low fan bucket needs to be emptied Continuous operation on indicator lights indicator lights or it is not in the proper place indicator light Power On f HUMIDITY AHRS HIGH
24. 160 181 088 21 040 24 0 272 152 102 182 oss 22 040 22 0269 E ze 2e 9 0 154 18 104 oss 24 045 24 021 155 18 185 0812 215 0442 245 028 156 149 100 216 043 246 025 157 1466 187 ozo 27 247 025 150 14 18 074 0416 24 020 iso 1402 189 29 0408 0248 160 13m 190 oza 220 040 20 024 134 19 ono 21 1l Installation and Maintenance e Service Manual Appendix 3 Resistance Value Table of Humidity Sensor HIS 06 temperature and humidity characteristic5 C 14 C Unit KO Relative humidity RH 90 535 492 45 423 395 370 347 325 305 2487 89 580 533 493 458 427 400 374 351 329 309 3 85 8 416 8 4 49 83 4 84 82 1025 939 865 802 746 696 647 603 562 524 81 1113 1019 940 871 840 756 703 654 609 568 6 13 7 7 7 20 7 7 83 7 8 51 7 9 26 7 10 12 73 10 84 7 11 96 71 13 05 7 14 37 15 71 17 22 6 18 85 20 52 6 22 65 6 24 83 6 59 14 54 36 50 32 46 82 43 73 40 97 37 83 34 96 32 32 29 87 61 32 86 36 27 5 40 10 5 44 43 5 49 12 5 54 48 5 60 76 5 68 11 5 76 06 5 85 63 51 95 86 5 108 01 4 121 20 4 137 58 46 357 93 328 94 304 43 283 20 264 47 247 72 227 57 209 18 192 25 1
25. 200 19 185 178 172 166 161 155 80 328 314 300 286 273 260 249 238 228 218 71 4 06 3 87 3 69 3 51 3 34 3 17 3 03 2 88 2 14 2 61 ee Installation and Maintenance Unit KQ 52 Service Manual 69 759 716 675 635 596 559 527 497 467 438 68 820 773 728 684 642 601 567 534 501 470 6 960 903 849 796 746 697 657 618 580 543 64 1130 1062 996 933 872 843 765 719 674 630 60 1600 1499 1402 1308 1217 1130 1061 994 929 866 21 04 53 33 00 30 74 28 57 26 48 24 46 22 52 52 36 90 34 35 31 90 29 53 27 25 25 05 23 38 19 62 18 24 16 90 21 77 20 21 18 69 128 86 37 225 00 206 61 188 92 171 87 155 41 139 52 36 260 00 238 50 217 80 197 86 178 62 160 04 147 90 118 54 108 53 98 82 136 16 124 77 113 73 Installation and Maintenance 53 HIS 06 Characteristic of temperature humidity 35 C 45 C Relative humidity Service Manual Unit KQ 1 00 1 20 1 17 1 14 1 11 1 08 1 05 1 02 1 27 1 23 1 20 1 16 1 13 1 10 1 07 1 05 5 12 0 98 0 95 0 93 1 02 1 00 0 97 6 00 570 541 513 485 463 441 420 400 3 80 7 40 7 03 6 66 6 31 5 97 5 63 5 37 8 05 7 64 7 24 6 86 6 48 6 11 5 83 5 55 88 87 86 85 84 83 82 81 79 78 O7 76 75
26. 4 2423608 2265 4 Above data is subject to change without notice 4 02 gt Installation and Maintenance 29 30 Service Manual Description No P GDN24AH KAEBB1C CK051026500 7 it Diversion Circle 10376042 1 1 1 1 1 Sub assy 03000600207 Condenser Sub Assy 01136040 Filter Sub Assy 11126522 F P F F Evaporator Sub Assy 01036103 Rear Case Sub assy 00013500003 4002028601 Electric Box Cover 01256025 Electric Box Assy 10000201144 30131454 4 5 42 Support Sub assy 0170029p 11 43 Chassis 22226066 11 ma mor Above data is subject to change without notice 2 3 4 5 17 18 19 20 2 22 23 24 25 26 27 28 29 30 32 33 34 35 36 37 38 39 0 Installation and Maintenance Service Manual No 4 shied Assy Electric i 11 Diversion Circle 10376042 10376042 12 13 14 Support Sensor 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 9 40 5 Above data is subject to change without notice 9 lt 1 Installation and Maintenance Service Manual Part Code Product c
27. 5 9 Exploded View and Parts List 27 10 Removal 37 ADDSFHGDG en 44 Appendix 1 Reference Sheet of Celsius and Fahrenheit 44 Appendix 2 Resistance Table of Temperature Sensor 45 Appendix 3 Resistance Value Table of Humidity Sensor 50 ee Table of Contents Service Manual Part Technical Information 1 Summary Models GDN10AH K4EBB1C GDN12AH K4EBB1C GDN16AH K4EBB1C GDN20AH K4EBB1C GDN24AH K4EBB1C GDN10AH K4EBB2C GDN12AH K4EBB2C GDN16AH K4EBB2C GDN20AH K4EBB2C GDN24AH K4EBB2C GDN10AH K4EBB3C GDN12AH K4EBB3C GDN16AH K4EBB3C GDN20AH K4EBB3C GDN24AH K4EBB3C Installation and Maintenance o e Service Manual 2 Specifications Product Code Rated Voltage Power Supply Rated Frequency Phases Rated Dehumidifying Volume Power Input Power Current et Humidity Range Air Flow Volume H M L Fan Motor Speed H M L Output of Fan Motor an Motor Capacitor Fan Type Diameter Length
28. 679 1 Handle 26236023 2623603 1 Capillary Sub assy 03000600360 03000600355 1 Condenser Sub Assy 7 01136037 01136098 1 Evaporator Sub Assy 01036036 0103697 1 AL A B Filter 11126512 11126512 Rear Case Sub assy 000135003 0001350008 1 27 400202800 1002207 1 28 Electric Box Cover 01256025 01256025 1 22 100002186 10000274486 1 30 MainBoard 1 30131404 30344 21 31 Capacitor CBB61 30027 3590027 1 32 peter 7 50047766 330107476 1 33 Liquid Level Switch Sub assy 4501604 45064 1 34 WaterTry 20189 20186159 1 35 Rubber Plug Water Tray 7671657 7671657 1 36 ___ Joint Sub assy 7 0640722 06126012 11 37 Covering Plate 01225600054 01225600003 1 38 nhalation Tube Sub assy 03001000274 030010024 1 39 Fittings 00607 00007 1 40 CompressorGaset 7 76710308 176710908 3 41 Tube Sub assy 03001300267 03001300607 1 42 SupportSub assy 0170270000727 010270079 1 43 Chassis_ 22606 22606 1 44 castor 24236085 24236053 4 Above data is subject to change without notice NININININ ay
29. 76 59 45 201 51 44 230 74 43 264 45 42 304 52 Temperature C 50 Installation and Maintenance Service Manual 37 1325 87 1213 40 1113 31 1035 94 963 29 898 30 823 48 755 17 692 34 634 16 21 51880 00 45447 42 40008 75 35297 56 31142 00 27424 72 24504 12 21837 82 19385 06 17114 16 HIS 06 temperature and humidity characteristic 15 C 24 C Relative 5 15 2 70 2 91 3 12 3 36 Unit KO 3 61 4 20 3 97 3 76 3 55 3 36 3 18 3 03 2 88 2 74 2 61 685 66 609 574 51 5 483 456 431 882 828 729 683 645 609 574 541 01 660 12 10 11 36 10 67 10 02 9 40 8 82 8 31 7 82 7 36 6 92 1252 1172 1098 1027 960 903 849 797 748 Installation and Maintenance 51 Service Manual 25 82 28 65 31 92 35 65 39 94 44 54 49 86 55 44 62 13 70 12 78 17 88 20 98 64 112 01 127 56 145 41 166 39 189 19 217 78 250 07 288 92 335 66 391 66 461 49 545 17 646 36 29 2300 00 2089 81 1892 37 1706 22 1530 13 1363 08 1244 55 1131 54 1023 56 920 17 1104 65 1341 45 1615 18 1996 42 2513 33 3205 04 4116 71 5289 82 6805 52 HIS 06 temperature and humidity characteristic 25 C 34 C Relative Temperature C 27 C 28 C 168 162 157 152 147 142 137 133 128 124 89 178 172 16 161 15 150 145 140 136 131 86 216 208
30. Abnormal shake of compressor Outdoor unit gives out abnormal sound Adjust Mig Supper ae titi Ch COM ighten the bolts add too much refrigerant during maintenance Abnormal sound inside the compressor please reduce refrigerant properly Replace ompressor for other circumstances here is touching sound of foreign objects or parts inside the unit he unit gives out abnormal sound Abnormal sound inside the 26 Installation and Maintenance Service Manual 9 Exploded View and Parts List Installation and Maintenance 27 Service Manual Qty Water Tank Assy 2018652 20186542 217 Water Tank Cover 2407 2207 1 Float meter sub assy 26116528 26116528 1 Shield Assy Electric 00004200016 0000420006 1 FrotPan 200060913 2006045 1 Cover ofWaterspout_ 7 22409 22246079 1 FrontCase 1 2220661 2220000 1 Membrane 6306604 63060004 1 DisplayBoard 7 30561006 30561066 1 LCDCoer 1 201264 201264 21 Diversion Cirle 10376042 103762 1 Temperature Sensor 17 390000592 39000052 1 Detecting 7 307048 300708 1 Support Sensor 2421605 426005 1 Centrifugal Fan 1 10405 10560565 21 FanMotr 1 15060502 15060502 1 Wire Clamp 1 2109 26060 1 Motor Support 41604 22604 1 Cover Plate 21679 201
31. DXL 50 50 Lo 1 2 i m h r min PI Throttling Method use Sound Pressure Level H M L dB 1 2 TI 50 1 20 0 Sound Power Level H MIL dB A 53 51 49 53 51 49 Climate Type 7 14 13 7 7 Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side Permissible Excessive Operating Pressure for the solation IPXO Me Dimension WXHXD ______343 525 260 Dimension of Carton Box LXWXH Dimension of Package LXWXH m 343X525X260 343X525X260 m 391X310X569 391X310X569 3 3 394 313 584 394 313 584 Net Weight 143 R134a Refrigerant Refrigerant Charge ucket Capacity 4 0 4 6 2 gt 77 o 5 4 5 e 5 ko 3 5 gt Evaporator Pipe Diameter Coil Length LXDXW orm ipe Diameter Rows fin Gap Coil Length LXDXW Aluminum Fin copper Tube Aluminum Fin copper Tube o7 Aluminum Fin copper Tube Aluminum Fin copper Tube m m m m m V Hz L h uF mm A MPa Pa m m kg kg kg L m m m m m m m 235X12 7X190 5 235X12 7X190 5 Shanghai Hitachi Electrical Shanghai Hitachi Electrical Appliances Co Ltd HIGHLY Appliances Co Ltd HIGHLY BSA418CV R1AUA BSA418CV R1AUA Tye Compressor Power Input Overload Protector URP 191 78 URP 191 78 Working Current A 1 2 1 2 Compressor Manufacturer
32. Trademark 2 0 8 JAE 9 Lial 5 G above data is subject to change without notice please refer to the nameplate the unit ee Installation and Maintenance Service Manual Product Code Rated Voltage Power Supply Rated Frequency Phases Rated Dehumidifying Volume Power Input Power Current et Humidity Range Air Flow Volume H M L Fan Motor Speed H M L Output of Fan Motor an Motor Capacitor Fan Type Diameter Length DXL Throttling Method use Sound Pressure Level H M L dB A 45 43 41 45 43 41 Sound Power Level H M L dB A 55 53 51 55 53 51 Climate Type solation Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side Permissible Excessive Operating Pressure for the 50 Lo T 300 m h r min 7 2 TI NEN Aluminum Fin copper Tube Aluminum Fin copper Tube 7 Dimension WXHXD Dimension of Carton Box LXWXH Dimension of Package LXWXH m m 3 3 Net Weight Refrigerant Refrigerant Charge ucket Capacity 2 gt 77 o 5 4 5 e 5 ko 3 5 gt Evaporator Pipe Diameter Coil Length LXDXW orm ipe Diameter Rows fin Gap Coil Length LXDXW o ee 241 RECHI PRECISION CO LTD RECHI PRECISION CO LTD RECHI RECHI 39E0G3HR amp F YA 39E0G3HR amp F YA Tye Rotary Compres
33. alues5 250 lt value a When the unit is energized it is detected that the ambient temperature sensor is open or short circuit for 305 compressor and fan stops LED indicator is off buttons are invalid and nixie tube displays F1 b It is detected that the pipe temperature sensor is open or short circuit for 30s compressor and fan stops LED indicator is off buttons are invalid and nixie tube displays F2 c When it detected that the humidity sensor is short circuited for 30s successively compressor and fan will stop operation Meanwhile LED will be off buttons are invalid and dual 8 nixie tube will display 11 d When theres multiple malfunctions the error codes will be displayed in turn 4 Water blow protection off switch a The water blow protection will be occurred when the water level of water tank is exceeded After water blow protection compressor stops and fan stops after 3mins If water blow protection occurred for 3min the buzzer will stop after it gives out a beep for 10s indicator of water blow will blinks and all the buttons are invalid When the water level or assembly of water tank resume to normal signal of water blow protection will cancelled indicator is off buzzer stops to give out a beep and resume to normal operation state b When the unit is off water blow protection is occurred water blow indicator blinks compressor and fan stops all the buttons are invalid except on off buttons When the unit
34. amb 5 compressor and fan will run b When HUMIDITYpreset HUMIDITYamb 5 compressor stop to run and fan will stop operation after 3min c When DEHUMITYamb 5 lt HUMIDITYpreset lt HUMIDITYamb 5 when compressor is operation it will run with condition a when compressor stops it will run with condition b If under this condition when the unit is on the compressor is off and fan will stop to run after 3min delay 2 Humidity Range 5 is one step it can be adjusted continuously from CO 3590 8090 CO stands for dehumidify continuously b Adjust preset temperature by and 2 Protection Function 1 Working temperature range a Detect the unit after energized when 2 C sTamb 45 the unit is running normally when Tamb lt 2 or Tamb 45 the compressor stops and fan will run with the detected temperature humidity b During operation when Tamb 2 C or Tamb 45 C the compressor stops and fan will run with the detected temperature humidity when 2 C sTamb lt 45 C the compressor will be started up 2 Compressor Protection a After energization under any situation and after compressor stops it will restart 3min delay at least b Under operation state except temperature sensor malfunction on off button water blow protection after compressor starts up it will stop after it runs for 3min at least 3 Detection for temperature sensor malfunction Temperature sensor malfunction is AD v
35. ance 2 Specialized circuit must be applied prohibit sharing the same circuit with other electric appliances protection switch must be installed 3 Have the unit adequately grounded The grounding wire cant be used for other purposes 4 The live wire neutral wire and grounding wire of power sup ply must be corresponding to the live wire neutral wire and grounding wire of the dehumidifier 5 The power cord cant be pressed by hard objects 6 If the power cord or connection wire is not long enough please get the specialized power cord or connection wire from the manufacture or distributor Prohibit prolong the wire by yourself 7 Replace the fuse with a new one of the same specification if it is burnt down dont replace it with a cooper wire or conduct ing wire 8 Use the power supply with same voltage and frequency as shown in rating label 9 Do not pull out the power plug when the unit is operating to avoid damaging the circuit 10 Do not place anything at the top of dehumidifier ensure the air outlet or air inlet is not blocked do not use the unit near wall and curtain 11 Do not use heating equipment around the unit Installation and Maintenance Refrigerant Safety Precautions 1 Avoid contact between refrigerant and fire as it generates poisonous gas Recycle the refrigerant inside the unit completely before welding pipes 2 Apply specified refrigerant only Never have it mixed with any other refrigerant
36. circuit phenomenon 4 Is malfunction eliminated Is the humidity sensor normal according to the no Resistance Table Replace the humidity sensor board yes Replace the display board with the same model yes Service Manual End 24 Installation and Maintenance Service Manual 8 3 Maintenance Method for Common Malfunction 1 The Unit Cant Start Up Discriminating method dehumidifier status Troubleshooting Confirm whether its due to power failure If yes No power supply or poor After energization operation indicator isnt bright wait for power recovery If not check power onnection for power plug the buzzer cant give out sound upply circuit and make sure the power plug is onnected well Check the circuit according to wiring diagram and connect wire properly ensure each wiring erminal contact firmly Make sure the unit is properly grounded Make sure the wiring is correct Check if the insulating layer of wires inside the unit and power cord is in good condition if the layer is broken please replace it Poor connection between wiring Power indicator is not on after the unit is erminals lenergized here is electric leakage in the Circuit breaker jump off immediately after the unit unit is energized Placing position of water tank is not correct Water is removed or Wall full indicat
37. e the groove loosened then pull the filter outwards to remove it 3 Remove front panel Unscrew screws on inlet por t and screws on the bottom groove handle the bottom of rear panel and pull it out wards to we B remove it screws 2 screws front panel Installation and Maintenance 37 Service Manual Step Procedure 4 Remove electric box cover Unscrew 2 screws fixing electric box electric box cover cover to remove it Screws Screws 5 Remove face piece assembly face piece assembl humidity sensor Unscrew screws fixing face piece Open the clasps remove humidity sensor and wiring connecting main board then pull the face piece assembly outwards 6 Remove cover plate cover plate Unscrew 4 screws fixing cover plate to remove it 7 Remove handle Lift the handle along horizontal direction to move it outwards then remove the handle 38 Installation and Maintenance Service Manual Step Procedure 8 Remove centrifugal louver Cg Remove nuts and washer fixing louver of motor axle along the motor axle direction to pull out louver centrifugal louver 7 5 9 Remove pressin
38. er tank through water tray or is discharged directly through drainage hose The saturated low temperature air passed through the evaporator will absorb the heat when flowing along the condenser and then become the dry air Under normal condition the nearby air will become warm during operation of dehumidifier ee Installation and Maintenance Service Manual 5 Electrical Part 5 1 Wiring Diagram elnstruction Symbol Symbol Color Symbol Symbol Color Symbol COMP 8 pe f WATER LEVEL SWITCH TUBE S TEMP SENSOR COM NO BU BN MOTOR CN2 ACL f gt COMPA BUM ru BU POWER HUMIDITV SENSOR PE VEGN ELECTRIC BOX 7 These circuit diagrames are subject to change without notice please refer to the one supplied with the unit Installation and Maintenance 16 5 2 Printed Diagram Silk Screen Main Board Top view en 05 R9 RIO GRJ101 A2 V1 2 2012 06 14 Service Manual 1 Needle Stand ot Board Connect to display board 4 Interface of neutral wire Connect to connection wire of commercial wire Needle stand of fan Connect to fan 5 _ Interface of compressor to compressor Connect to live wire Needle stand of water
39. essure for the Suction Side Dimension WXHXD m Dimension of Carton Box LXWXH Dimension of Package LXWXH Application Area 7 mM NetWeight Gross Weight Refrigerant 2 Refrigerant Charge 03 00 Bucket Capacity 7 1 404 4046 Control Type Electronice Electronic mm 2 mm mm MN Ow ZA a a R134a R134a 14 13 luminum Fin copper Tube luminum Fin copper Tube Pipe Diameter Row fin Gap 7 4 4 Coil Length LXDXW Evaporator 235 12 7 190 5 235 12 7 190 5 luminum Fin copper Tube luminum Fin copper Tube Alumi Alumi 1 1 3 1 1 3 Nm ETE Pipe Diameter Rows fin Gap 3 Coil Length LXDXW Condenser Appliances Co Ltd Appliances Co Ltd 84 G Working Current 3 c9 The above data is subject to change without notice please refer to the nameplate of the unit Compressor Manufacturer Trademark Compressor Power Input Overload Protector W uF mm A MP MP mm mm mm kg kg kg L mm mm mm mm mm mm W A A Installation and Maintenance Service Manual Model GDN16AH K4EBB3C GDN20AH K4EBB3C Product Code 051025900 CK051025600 a 220 240 220 240 Power Supply Rated Frequency Hz 50 A o lt U gt o D o Rated Dehumidifying Volume 0 33 ower In
40. f fan reaches to 250h totally Water blow protection lamp the lamp blinks if water blow protection is occurred 5 Timer control 2h or 4h timer can be set set timer off when the unit is on set timer on when the unit is off The buzzer will not give out a beep after timer time reaches Timer time is every 30min which recorded by memory function read in memory slug 6 Buzzer When the controller is energized or receives any command or signal from the buttons or the remote controller the buzzer will give out a beep 7 Filter alarm function a After fan runs for 250h totally filter lamp is on to remind customer clean filter b When the unit is off the filter lamp is off the filter time can not be clearance when the unit is off Installation and Maintenance Service Manual Part Maintenance 7 Notes Maintenance Safety Precautions Important Please read the safety precautions carefully before maintenance The following contents are very important for installation and maintenance Please follow the instructions below The maintenance must accord with the instructions Comply with all national electrical codes and local electrical codes Pay attention to the warnings and cautions in this manual Be caution during maintenance Prohibit incorrect operation to prevent electric shock and other accidents N Warnings Electrical Safety Precautions 1 Cut off the power supply before mainten
41. frigerant Charge ucket Capacity Q 9 o o 6 Te E 2 sjel N N vaporator Form vaporator Pipe Diameter vaporator Row fin Gap vaporator Coil Length LXDXW 235X25 4X190 5 Condenser Form Aluminum Fin copper Tube Condenser Pipe Diameter Condenser Rows fin Gap Condenser Coil Length LXDXW 235X25 4X190 5 Compressor Manufacturer RECHI PRECISION CO LTD RECHI Compressor Model 39E073HR amp F YA Compressor Compressor Overload Protector Ua 1 4 Compressor 3 3 Evaporator 3 3 3 3 EN 3 3 The above data is subject to change without notice please refer to the nameplate of the unit ee Installation and Maintenance Service Manual Model GDNIOAH KAEBBZC GDNI2AH KAEBB2C Product Code CKo51024000 _ 1025000 Rated Dehumidifying Volume 1 1 L h 0 17 0 18 Power Input et Humidity Range 35 80 35 80 Air Flow Volume H M L 150 120 100 150 120 100 an Motor Speed H M L 930 800 650 930 800 650 Output of Fan Motor an Motor Capacitor Diameter Length DXL Throttling Method F F Fan Type F ound Pressure Level H M L pg lo Moisture Protection Permissible Excessive Operating Pressure for the Climate Type Permissible Excessive Operating Pressure for the Suction Side Dimension WXHXD mm S Bucket Capacity
42. g wire board Extrude the two sides of pressing wire ressina wire board board then pull the pressing wire board P outwards 10 Remove motor Remove the motor wire connect to mainboard and ground wire connect to evaporator side plate unscrew 3 screws fixing motor to remove motor 11 Remove electric box assembly Pull out the power cord wiring of liquid level switch compressor wiring connect to mainboard unscrew screws fixing electric box to remove electric box assembly electric box assembly Screws Installation and Maintenance Service Manual Step Procedure 12 Remove liquid level switch Loosen clasps fixing liquid level switch to remove liquid level switch liquid level switch 13 Remove condenser and evaporator assembly discharge refrigerant F spots weld Unscrew 2 screws fixing condenser and evaporator assembly unsolder spots weld of condenser and evaporator to remove them Note Discharge the refrigerant before unsoldering 14 Remove water tray Unscrew 2 screws fixing facing bar to remove it push the 4 clasps of chassis and lift the water tray upward to remove water tray
43. gt BUCKET FULL CONTINUOUS POWER ALTER RESET indicator light Clean the Filter indicator light 2HRS MID LOW 1 ON OFF Pad Press to turn the dehumidifier on or off 2 FILTER Pad After 250 hours of operation the Clean the Filter indicator light will glow to remind you to clean the filter Remove the filter and clean it Press to turn off the Clean the Filter light See the Care and Cleaning section 3 Humidity Set Control Pads The humidity level can be set within a range of 80 RH Relative Humidity to 35 RH Relative Humidity in 5 reduce or at CO for continuous operation NOTE If CO Continuous is selected the dehumidifier will operate continuously at its maximum dehumidification settings if attached to a hose to drain or until the bucket is full For drier air press the pad and set to a lower percent value For damper air press the pad and set to a higher percent value When you first use the dehumidifier set the humidity control to 45 or 50 Allow at least 24 hours for the dehumidifier to achieve the humidity level If you still have damper air than desired set the humidity level to a lower setting or select Continuous for maximum dehumidification This unit has 3 min lag due to the device for protecting circuit In order to prolong the compressors working life the compressor will not start until the unit has run for 3 minutes 4 Display Shows the set humidity level
44. ode CK051023700 051023800 24216025 24216025 26236023 26236023 22 Condenser Sub Assy 23 Evaporator Sub Assy 24 Filter Sub Assy 25 Filter 26 Rear Case Sub assv 27 29 Electric Box Assy 10000201338 10000201338 30 Board 32 Capacitor 34 Water Tray 35 Rubber Plug Water Tray 36 Drainage Joint Sub assy 37 Covering Plate 38 nhalation Tube Sub assy 39 Compressor and Fittings 40 Gasket 42 Support Sub assy 43 IChassis 44 JCastor Above data is subject to change without notice ee Installation and Maintenance Service Manual Part Code GDN24AH K4EBB2C Qty Product code CK051023900 7 ___ Front Case Display Board 10 Diversion Circle 13 24 25 Electric Box Cover 01256025 Electric Box Assy 10000201144 Description 16 17 18 19 20 21 2 2 Above data is subject to change without notice 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 4 4 Installation and Maintenance 33 34 Service Manual Qty LCD Cover 20126114 20126114 Rear Case Sub assy 00013500003 00013500003 41 Discharge Tube Sub assy 03001302687 030013007 1 42 SupportSub assy 01702700007 01707007 1 433 Chassis 220606 2266 1 44 Castor 24236053 2265 4 Above data is subject to change without notice No
45. or flashes sure the water tank is placed correctly he water is full 2 Poor Dehumidifying Effect Discriminating method dehumidifier status Troubleshooting Set humidity is irrational Observe the displayed set humidity Adjust set humidity Filter is blocked Check the filter to see its blocked Clean the filter Placing position of water tank is Check whether therere obstacles around the Make sure therere no obstacles around the improper dehumidifier blocked the air outlet dehumidifiers Air outlet temperature is lower than normal Find out the cause of leakage and solve the Refrigerant is leaking f temperature during dehumidifving period problem charge refrigerant Air outlet temperature is lower than normal temperature during dehumidifying period If the refrigerant isnt leaking some parts of capillarv is blocked Malfunction of fan Fan cant operate 5 BEIDES oimantenancemetiodrar Malfunction of compressor Compressor cant operate aka TOP 3 Fan Cant Operate Discriminating method dehumidifier status Troubleshooting 224 Connect wires according to wiring diagram to rong wire connection or poor the wiring status according to circuit A make sure all wiring terminals are connected onnection diagram irmly Needle stand of connection wire between mainboard and display Check if the needle stand is loosened Reinsert the needle stand firmly board is loosened
46. put 300 ower Current 1 35 et Humidity Range Air Flow Volume H M L an Motor Speed H M L 7 7 an Motor Capacitor 1 0 an Type Centrifugal Centrifugal Diameter Length DXL mm 180 76 5 180 76 5 hrottling Method 1 Capillary Capillary 35 f 3 15 1 ound Pressure Level H M L dB A 45 43 41 45 43 41 1 T N U U 5 5 Q m 5 o 2 ound Power Level H M L 55 53 51 1 solation Moisture Protection IPXO Permissible Excessive Operating Pressure for the Discharge Side Permissible Excessive Operating Pressure for the 7 m o Dimension WXHXD Dimension of Carton Box LXWXH Dimension of Package LXWXH mm 343X525X270 343X525X270 391X310X569 391 310 569 394 313 584 394 313 584 gt zu e 3 2 5 5 gt 2 28 Net Weight 16 5 17 0 Refrigerant R134a Refrigerant Charge ucket Capacity E mm mm E EN i 03 0 20 oL aob 4 0 4 6 Electronice Electronic orm Aluminum Fin copper Tube Aluminum Fin copper Tube mm mm mm Ammi mm i Q lt S Pipe Diameter 1 1 3 235 12 7 190 5 Aluminum Tube orm ipe Diameter ST 3 5 m 5
47. r 4 Main board is broken 1 Humidity sensor is short circuit 2 Humidity sensor is broken 3 Display board is broken 1 Refrigerant is leaking 2 System is blocked Installation and Maintenance Service Manual 8 2 Malfunction Detection Flowchart 1 Malfunction of temperature sensor F1 F2 Is the wiring poor ly contacted no terminal between temperature sensor and the controller loosened or yes Insert the temperature sensor tightly 15 there short circuit due to trip over of the par ts Malfunction is eliminated yes v Make the parts upright no Malfunction iS o yes y ds eliminated lo Is the temperature sensor normal according to the n Resistance Table Replace it with a temperature sensor of the same model yes a no alfunction is yes removed Replace the controller with one ofthe same model yes Installation and Maintenance 23 2 Malfunction humidity sensor 11 Trouble shooting for malfunction of humidity sensor Humidity sensor is not connected well with mainboard Check the connection 4 The foot humidity sensor is short circuit or the display board is short circuit 5 malfunctio eliminated 71 Eliminate short
48. sor Power Input Overload Protector UP3 016 UP3 017 Working Current A 1 2 1 4 m m m m m 0 1 0 IPXO 17 7 7 V Hz L h uF mm A MPa Pa m m kg kg kg L m m m m m m Compressor Manufacturer Trademark 2 0 8 JAE 9 Lial 5 G The above data is subject to change without notice please refer to the nameplate the unit Installation and Maintenance Service Manual Model Product Code 9502650 Power Supply 50 Rated Dehumidification L h 0 50 Power Input Current Input 1 50 et Humidity Range 35 80 Air Flow Volume H M L 180 160 140 Fan Motor Speed H M L 1150 1000 850 Fan Motor Power Output Fan Motor RLA Fan Motor Capacitor Fan Type Fan Diameter Length DXL hrottling Method Fuse Current 0 16 Centrifugal 180 76 5 3 15 2 lt Sound Pressure Level H M L 47 45 43 ound Power Level H M L Climate Type Isolation Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side 57 55 53 T1 Permissible Excessive Operating Pressure for the Suction Side Dimension WXHXD Dimension of Carton Box LXWXH Dimension of Package LXWXH Application Area Net Weight 343 525 260 391 310 569 394 313 584 33 6 17 5 R134a 0 24 4 0 4 6 Electronic Aluminum Fin copper Tube Refrigerant Re
49. ssible Excessive Operating Pressure for the Side Suction B Moisture Protection M O 343 525 262 391 310 569 8 3 0 __ SOS Evaporator Pipe Diameter Evaporator Evaporator Row fin Gap E 17 5 0 5 1 7 Aluminum Fin copper Tube o7 o7 0 5 4 ee 7 UP3 017 m m i m i m Compressor 2 L h W A uF m A Pa Pa m m kg kg kg L m m m m m m W A A The above data is subject to change without notice please refer to the nameplate of the unit Installation and Maintenance Service Manual Model GDN10AH K4EBB3C GDN12AH K4EBB3C Product Code 05106000 05102500 Power Supply Phases 11 4 Power Input 220 220 Fan Motor Speed H M L 950 860 740 950 860 740 Output of Fan Motor 10 1 Fan Motor Capacitor Fan Type Centrifugal Centrifugal 1 Diameter Length DXL mm 180 76 5 180 76 5 Throttling Method Capillary Capillary Fuse 315 315 Sound Pressure Level H M L dB A 43 41 39 43 41 39 Sound Power Level H M L dB A 53 51 49 53 51 49 Climate Type 1 0 T1 IPXO IPXO 7 17 343X525X270 343 525 270 391X310X569 391X310X569 394X313X584 394 313 584 __ p 7 7 4 1 Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side Permissible Excessive Operating Pr
50. unit mm ee Installation and Maintenance Service Manual GDN10AH K4EBB3C GDN12AH K4EBB3C GDN16AH K4EBB3C GDN20AH K4EBB3C GDN24AH K4EBB3C lt 343 A m IM TUM m 4 270 l unit mm Installation and Maintenance e 14 Service Manual 4 Refrigerant System Diagram evaporator airin wen capillary Law air out condenser fan motor compressor Dehumidifying principle of dehumidifier When temperature is decreased to the temperature point of dew water vapor in humid air will condensate Dehumidifier is dehumidifying the air by using this principle During operation of the system air will pass through evaporator and condenser in turn and then be discharged due to centrifugal blade When the air is passing through evaporator refrigerant will absorb the heat in air to let its temperature decrease to the temperature point of dew water vapor in air will condensate Condensate water comes into wat
51. wer supply oltage directly here is no dehumidifying effect after turning on he unit test the resistance of the wiring poles of ompressor with universal meter if the resistance is infinite or zero it means it is broken he dehumidifying effect is poor after turning on Cylinder of compressor is blockedithe unit the noise of compressor is big and the Repair or replace compressor ompressor is hot he fluctuation of voltage is 1096 rated power the power is too low or too high you are uggested to equip wit voltage regulator Coil of compressor is burnt out Repair or replace compressor 5 Water Leakage Discriminating method dehumidifier status Troubleshooting Drainage pipe hasnt been Eliminate the blocking objects inside the l ater coming out from indoors installed correctly drainage channel 6 Abnormal Sounds and Vibration Discriminating method dehumidifier status Troubleshooting here is abnormal sound in some parts when just turning on or heres the sound of PAPA urning off the unit here is abnormal sound of refrigerant flowing when just ater running sound can be heard urning on or turning off the unit Normal phenomenon Abnormal sound will disappear after a few minutes Normal phenomenon Abnormal sound will disappear after a few minutes ake out the foreign objects adjust the position of each part inside the unit tighten the onnection screws apply some damping gum on the touching parts
52. while setting then shows the actual 5 accuracy room humidity level 5 FAN SPEED Pad Controls the fan speed Press to select High or Mid or Low fan speed Set the fan control to High for maximum moisture removal When the humidity has been reduced and quiet operation is preferred set the fan control to Mid or Low 6 TIMER Pad If unit is turned on and running in timer mode for 2hr or 4hr can turn off the unit When unit stand by and running in timer mode for 2hr or 4hr can turn on the unit Other Features BUCKET FULL Light Glows when the bucket is ready to be emptied or when the bucket is removed or not replaced in the proper position Alarm If the bucket is full or missing for more than three minutes an alarm will sound for about 10 seconds to remind you to empty and replace the bucket Auto Shut Off The Water Level Control Switch shuts off the dehumidifier when the bucket is full or when the bucket is removed or not replaced in the proper position Auto Defrost When frost builds up on the evaporator coils the compressor will cycle off and the fan will continue to run until the frost disappears Power Outage In the case of a power outage or interruption the unit will automatically re start in the settings last used after the power is restored Installation and Maintenance Service Manual 6 2 Introduction of Basic Mode Function 1 Basic Function 1 Dry conditions and process a When HUMIDITYpresetsHUMIDITY
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