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WYQ - High Seer

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2. 202302130906 C 5 FUSE 20 1 250 A T20AL 250V Di IN2 CN124N IND H Le BRIN ower supply m of ce N 2 P ONE 9400 D 208 230V
3. 202302130651 7 3 FUSE1 T3 15AL 250VAC N31 N32 PA C64 X y J x N N A FN CN27 CN8 CN9 Mes peT BR1 zf N REDI A u 208 C6 D gt SV z cs 7 R41 CN7 CN28 lt BLUE 1 2 9 p 8 F BROWN 3 Eis x e CN29 5 pr 8 S 40 04 T
4. E28 104 D B INST Ro __ CN24 CN22 CN19 CN18 L TN 550 R112 Go 2114 00 220 R113 N C62 C64 IC32 5 1 17 1 6 29 IC3 8 N C63 J N fal 2 C82 29 115 CN37 oes way T3T4 DH os wo eo EE Fun oo ot R34 Du Go 1 E9 1 1 RI EB Z cA p d E27 rO 104 mmi Bay 2522 130 N S 77 do Bag 09 pia N gm m 5 N N D13 D15 Ro BEBE 200 au 78 8982 88 S RIG Wo UMS g0 fale B SO OS 83 z C53 NS gt NS zx NS 7 is CN26 C58 107 10 ppi pl TestPort CN39 10 9 ri alg pea 255 255 080 92 CN15 R79 0 R73 R7
5. 36 9 3 Diagnosis and Solution 9 3 1 EEPROM parameter error diagnosis and solution E0 F4 Malfunction decision Indoor or outdoor PCB main chip does not receive feedback conditions from EEPROM chip Supposed causes e Installation mistake e faulty Trouble shooting Shut off the power supply and turn it on 5 seconds later Is it still displaying the error code Yes Y If the EEPROM chip is welded on main PCB replace the main PCB directly Otherwise check gt Correct the connection whether the EEPROM chip plugged in main PCB well Yes Y Replace the main PCB EEPROM a read only memory whose contents can be erased and reprogrammed using a pulsed voltage For the location of EEPROM chip please refer to the below photos 4 37 9 3 2 Indoor outdoor unit s communication diagnosis and solution E1 Malfunction decision Indoor un
6. y Check the resistance value of the sensor via Yes Replace indoor or table1 p64 and table outdoor main PCB 2 p65 is it normal No Y Replace the sensor and check if the problem happen again 44 9 3 6 Refrigerant Leakage Detection diagnosis and solution EC Malfunction decision Define the evaporator coil temp T2 of the compressor just starts conditions running as Tcool In the beginning 5 minutes after the compressor starts up if T2 lt Tcool 2 C Tcool 35 6 F does not keep continuous 4 seconds and this situation happens 3 times the display area will show EC and AC will turn off Supposed causes 2 faulty e Indoor PCB faulty e System problems such as leakage or blocking Trouble shooting Shut off the power supply and turn it or 5 seconds later Is it still displaying the error code Yes Y Is there cool air blowing out from Check if TZ sensor is well fixed Correct ndoorarouiet Yes p the installation or replace T2 sensor Does the problem remain again Yes Replace indoor PCB v 2 Is there any leakage Especially the connection parts such as the Yes gt recharge the refrigerant gas valve and the liquid valve Na Y Is there any blocking Such as the capillary or the welded points of the pipes Yes Y Cle
7. Tester Temperature sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outdoor ambient temp T4 sensor Compressor discharge temp T5 sensor Measure the resistance value of each winding by using the multi meter 53 Appendix 1 Temperature Sensor Resistance Value Table for 1 2 3 4 4 2 1 e 1 1 1 7 1 1 7 1 1 1 2 14 15 7 1 4 2 1 3 5 7 EN 2 4 30 1 1 16 18 19 21 23 25 27 28 1 5 115 26 108 146 101 517 96 342 89 5865 84 219 79 311 74 536 70 1698 66 0898 62 275 58 707 56 3694 52 2438 49 3161 46 5725 44 41 5878 39 8239 37 198 35 2024 33 326 O O 29 905 28 345 26 877 25 4954 24 1932 22 5662 21 8094 20 7184 19 6891 18 7177 17 8005 16 9341 16 1156 15 3418 14 6181 13 918 13 2631 2 2 22 NO 24 25 N O 2 3 32 34 35 37 3 3 40 41 42 43 44 45 46 47 48 Co cO NIN old 51 92 53 54 55 56 57 58 59 N O QO CO N 2 Oyo gt N gt TI T 100 102 104 106 108 109 111 113 115 11
8. ss gt _ b b P k p p light X x 2 5Hz flash 34 gt YNO018GMFI22RPD
9. zu OTT pipe temp sensor RT 10300 e4LCeS6 16301 CN104 A CN101 test port LED300 LED301 n USE connect to the comperssor top temp sensor connect to detector 5 Voltage CN300 ov DC AED Ioneand LED3 off standby 290 330VDC standby LED301 off ond LED300 on running 250 350VDC lt Runninad other status error status light by which you can judge the unit Normal or Error status light which you can judge the unit Normal or standby Flashing once per second low speed flashing error Flashing once half second high speed flashing running aways on CAPACITOR V PFC TERMINAL Y 01 8 22 the cotes t connect TO REACTOR ond CAPACITOR 290 330VDC stanc CN26 C 0 AC standby 5 210 3006 Running CN26 CN31 0 0 2 VACCstonocloy9 50V CN24 CN31 0 O SVACCstandby 0 250VAC running R208 CN31CCN325 CN24 CN26 Rectifier Voltage E 2 mj 2 DC lt standby gt m 31 210 300V DC Running current transformer FUSE the ralay output wire cross this c ompon ad5 L 250VAC N T AL 250VAC 2 T connect to outdoor DC FAN 3 2 290 300V DC standby 42 43 gt 15 17V DC lt 52 3 2 0 5 6V DC fon speed control 4620 C 3 2 0 15 DC speed feeboclo CN6 CN9 CN7 CN8 oA L connect to compressor heater ele C6
10. Condenser temp sensor HEAT EXCHANGE EVAPORATOR T1 Room temp T4 Ambient EXCHANGE sensor temp sensor CONDENSER T2 Evaporator temp sensor t fh x GAS SIDE 4e Eu v NA f _ 4 VALVE LX AJ iN 7 0 3 WAY VALVE Accumulator T5 Discharge e temp sensor Ne uu gt Compressor 37252 4 10 5 Wiring Diagram 5 1 Indoor Unit WQO009GMFI22HLD WQ012GMFI22HLD and WQ018GMFI22HLD 202032891227 IN FAN M g 2 T SE 9 ais Lea iw pas 1 2 OPTIONAL o SAAI A INDOOR WIRING DIAGRAM Notes This symbol indicates the element is optional the actual shape shall be prevail WQ024GMFI22HLD SWING MOTOR 202033091128 T 1 VERTICAL EY BOARD 2 Meere mw 3 5 16 54 SWING BLACK FED MAIN BOARD CN L CN L1 CN LUNO 1 2 3 4 12 10234 12 o 1 This nis ncales the element optional the actual shape shall be prevail WHITE YELLOW hi 4 Uc TRANSFORMER i p 2 di E x P OPTIONAL POWER BOARD 1 i DISPLAY BOARD NOTES Color Of Power Supply Cord L N E Measures Up T
11. a no longer than 10m 308 XX 90 8 4 3 5 Evaporator coil temperature protection 2 gt 2 C the compressor running frequency decreases to the lower level and runs for 20s When the frequency decreases to F2 and the T2 is still over TEH2 for 3 minutes the compressor will stop 2 48 C 118 4 F or T2 stays 48 C 118 4 F TEH2 C for 6 minutes the frequency will not be limited by T2 2260 C 140 F the compressor will stop and restart when T2 lt 48 C 118 4 F 8 4 4 Auto mode This mode can be chosen with remote controller and the setting temperature can be changed between 17 C 62 6 F 30 C 86 F In auto mode the machine will choose cooling heating or fan only mode according to AT AT 1 5 8 4 5 4 Evaporator anti freezing protection condenser high temperature protection and outdoor unit frequency limit are active and the same as that in cooling mode 8 4 5 5 The outdoor fan operates the same as in cooling mode 8 4 6 Forced operation function 8 4 6 1 Enter forced operation function When the machine is off pressing the touch MSTORE 1 C 30 2 F lt ATS1 C 33 8 F button will carry the machine to forced auto mode If pressing the button once again within 5 seconds the machine will turn into forced Indoor fan will run at auto fan of the relevant mode The louver operates same as in relevant mode If the machine
12. 1 2 Warning gt Installation B Donotuse a defective or underrated circuit breaker Use this appliance on a dedicated circuit There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electrician or an authorized service center Do not disassemble or repair the product there is risk of fire or electric shock B Always ground the product There is risk of fire or electric shock B Install the panel and the cover of control box securely There is risk of fire of electric shock B Always install a dedicated circuit and breaker Improper wiring or installation may cause electric shock B Use correctly rated breaker of fuse There is risk of fire or electric shock B Do not modify or extend the power cable There is risk of fire or electric shock Do not install remove or reinstall the unit by yourself customer There is risk of fire electric shock explosion or injury B caution when unpacking and installing the product Sharp edges could cause injury be especially careful of the case edges and the fins on the condenser and evaporator B For installation always contact the dealer or an authorized service center B Do not install the product on a defective installation stand B Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage product fail
13. 1598 41 1058 72 1616 42 1076 73 1634 49 1094 74 1652 44 m2 75 1 45 76 1688 4e ms 77 4 nee 78 1724 48 9 1742 49 1202 80 16 8t N x zx N gt I I I NO NO 56 2 Compressor checking Measure the resistance value of each winding by using the tester Input Terminal f 4 gt Blue 5 ERE E Red 2 M RO Black Laut ey Iw Black 3 Resistance Value Position T 0550 20 68 20 C 68 F 20 C 68 F 57 3 IPM continuity check Turn off the power let the large capacity electrolytic capacitors discharge completely and dismount the IPM Use a digital tester to measure the between P and UVWN ul umm and N Digital tester Normal resistance value resistance value tester Normal resistance value resistance value Red Several Several W 4 Indoor AC Fan Motor Measure the resistance value of each winding by using the tester d Input Terminal I I i 1 Red 1 5 Black 2 gt 2 White White 3 a Black XC Position Resistance Value Black Red 100 50 8 1000 8 20 C 68 F 20 C 68 F Brand Weiling
14. 4 WAY N BLUE DB Ic10 R217 E js 1620 N N z N NN SER ND r 0 S d 922 2 CN35 a s CN33 4 WAY N I Ru R20 T 4 8 R19 o D 02 pg Pus FAC 206 ba oo 222 R45 ca E207 10 U N N BB R12 oe V en L iris ol C35 8 7 R201 is E21 5 5 2 4 OE oo SN y 0m a B IBI R216 E 84 MN OWN 0 277 0 7 mpg CLA NN 8 SUE ex P SA 8 ul SN 2 2 E20 BE 2 JAY 1 VIX 19 W 8 w E201 4 E203 SN A T MN CN z 2 5 2 244004 c S7 Lg 8 8 8 o 21 8 a ae 0 TN gis N 7 olla o0 cag D cif cat res Res qv d e ege c2 opg Im 328888 z 9996 8223 B 24 256 R75 8 2 ir d 228 CIT 5 00 s D V 6 22 5 IC15 5 LED4 IC7 B B x E z i O Po 5 0 1 S a EB 28 V S e Q amp x W FAUL 2 Gom 50 8 17V vss Coy DO O c39 T 2 0 666 g 5 888 E 23 ET 8 6 2 5 7 3 N A 0 R76 P yr
15. B Do not open the inlet grill of the product during operation Do not touch the electrostatic filter if the unit is so equipped There is risk of physical injury electric shock or product failure B When the product is soaked contact an authorized service center There is risk of fire or electric shock B Be caution that water could not enter the product There is risk of fire electric shock or product damage B X Ventilate the product from time to time when operating it together with a stove etc There is risk of fire or electric shock B Turn the main power off when cleaning or maintaining the product There is risk of electric shock B When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage or failure or unintended operation B Take to ensure that nobody could step on or fall onto the outdoor unit This could result in personal injury and product damage gt CAUTION B Always check for gas refrigerant leakage after installation or repair of product Low refrigerant levels may cause failure of product B Install the hose to ensure water is drained away properly A bad connection may cause water leakage B Keep level even when installing the product It can avoid vibration of water leakage B not install the product where the noise or hot air from the outdoor unit could damage the
16. ladder when cleaning or maintaining the product Be careful and avoid personal injury B Replace the all batteries in the remote control with new ones of the same type Do not mix old and new batteries or different types of batteries There is risk of fire or explosion B Do not recharge or disassemble the batteries Do not dispose of batteries ina fire They may burn of explode B the liquid from the batteries gets onto your skin or clothes wash it well with clean water Do not use the remote of the batteries have leaked 2 Part Names And Functions 2 1 Model Names of Indoor Outdoor units Series Capacity 1 WQOOS9SGMFI22HLD WQO12GMFI22HLD WQO18GMFI22HLD WQO024GMFI22HLD k Inverter 2 2 Part names of Indoor Outdoor units i L0 lt T 9 i 0 SERES i J 7 E E N more 60cm or more 2 3 Functions of Indoor Outdoor units Filter Cold catalyst filter lonizer O Silent mode O Plasma O Horizontal amp Vertical Swing Function O Silver Ico Filter O Louver Position Memory Function Vitamin C Filter O Refrigerant Leakage Detect 3M HAM Filter O Self diag Function Bio Filter O Hydrophilic
17. uaa aam a a oh are L 5 Kasa 4 4 EINEN NN i LEE K K K K V A Ar 24 IX I 170 x T LI LES w 2231112 m 1112144 48 DIGITAL MULTIMETER SS FLUKE 178 DIGITAL MULTIMETER 3 a L ces a c3 zs on the ooo gt a 49 18844742 18111111 4122542 E 9 3 8 Over voltage or too low voltage protection diagnosis and solution P1 Error Code Malfunction decision An abnormal voltage rise or drop is detected by checking the conditions specified voltage detection circuit Supposed causes e Power supply problems e System leakage or block e PCB faulty Trouble shooting Disconnect the unit with power P Pp y No gt supply and try to restart the unit normal when power supply gets normal Yes Check if all the connections Correct the connections or replace No and wires are good the wires Yes Power and when the unit is in standby check if the voltage between P and N is around DC 310 V or 340V or 380V For different kinds of units the voltage differs No Consult with technical engineer to get definite value Then start up the unit
18. z 2105 58 connect to the terminoll oo Oe CNISCS 9 8 V 4 Signal wire Seg 163 le connect to the terminal aoa 0000 24VDC Pulse wave betweene 22 lt 52 go d D a2 MIN connect to the 4 WAY cena SLs TERI INAL cs on 50 connect to REACTOR when way is ON output 208 230VAC AC standby yj d d WR CCrunning gt CN4 CN7 CNS CN6 1 mec M onnect to heoter li when heater is output 208 230 4 lo FAN U m OO 0 0 CN400 pog connect to outdoor DC FAN AN V Q OVAC standby 50 200 running E n FAN W F V 1 W CN401 00 DC Fan speed Feedback JN 7 5V DC pulse wave bet 0 9 LEN Fl 1 connect to the compressor 5V DC pulse wave be o DB V standby 5V DC pulse wave between 5 3 gt 10 200 running A Ses 4 OO 7 TOM DE SP i c noces h ND 5 5 DDR 1PM400 U 5 Oreo 2 2 DC6 48 aaa V lectric Exponsion Volve t 104 rO DED foot too aos a 12V DC pulse wave between 42 0 0 4 16100 40754082449 u DC pulse 43 GND 3 12 DC pulse 2 GND 2 8 0000 0000 DC pulse GHD GND 1 0000 0000 E D eoo Exaust temp sensor D RT 3 Pus room temp sensor BI
19. 4 4 28 8 82 4 8 H 26 amp 78 8 B b 2216 71 618 M 2016 68 018 um Y 8 4 2 3 Indoor fan running rules In cooling mode indoor fan runs all the time and the speed can be selected as high medium low auto and silent mode When the compressor is running the indoor fan is controlled as below For 9K 12K and 18K Models Actual fan speed ER lt 7 Auto fan running rules 9K 12K and 18K models T1 Ts l 6 016 42 818 x H 5 0 amp 41 0j B H L 0 75 L 4 0 amp 39 2 B b H L 0 5 L 2 516 36 518 5 m 0 25 L 1 0 6 33 815 9 24K model T1 Ts 4 416 39 218 High 316 37 418 Medium 1 5 amp 34 7 B 7 1 016 33 818 Y Low 8 4 3 Heating Mode 8 4 3 1 Compressor running rules The maximum operation frequency of the compressor after starting submits to the following rule 26 T4 4 34 amp 93 2 B Off 3316 91 418 k 28 6 82 418 Fmax F2 2716 80 618 2516 77 018 _ _ 2416 75 218 b 2216 71 618 21 6 69 815 E 1916 66 218 1816 64 418 Fmax F5 1716 62 618 Fmax F6 1616 60 8 8 RE 1516 59 018 Fmax F7 1418 57 21 1216 53 618 1118 51 81 E LL odd 6 0 amp 42 8jB 5 016 41 018 b Fmax F10 Fmax The maximum operation frequency of c
20. COMPRESSOR YG YELLOW REACTOR R6025 IREACTORI 1815 io x YELLOW CAPAC TOR OUTDOOR WIRING DIAGRAM 13 OPTIONAL YG AIS E IEEE su LM 12 5 L UNIT POWER SUPPLY YN009GMFI22RPD YN012GMFI22RPD Rectifier inp current transformer AC ut e some as power supply Voltage ctifier output Voltoge 330V DC standby DC Running CNI4 connect to the earth E KFR26W BP3CPRC D 13 WP2 1
21. measure the voltage between P and Is it in 220V 400V Yes Replace outdoor PCB Replace the IPM board if it is separate with main PCB P a w a w w r _ w age 9 3 9 High temperature protection of compressor top diagnosis and solution P2 Malfunction decision If the sampling voltage is not 5V the LED will display the failure conditions Supposed causes e Power supply problems e System leakage or block e faulty Trouble shooting Check if the air flaw system af indoor and outdoor units are obstructed Ma Y Turn aff the power supply and turn iL on 10 minutes later Clear up the air inlet and outlet or the heat exchanger of indoor and outdoor units Yes r Check if all the connection especially the connection of OLP Over Load Na Correct Ine connection normally Protector sensor is good Tes Yes Measure the resistance Y between Ihe two ports of gt Replace the Check if the refrigerant the OLP Is it zero charge volume is norma 7 Yes Replace the autdoor contral PCB Yes Nc Recharge the correct refrigerant volume Refrigerant system is blocked such as capillary or welded point of pipes 51 9
22. 3 10 Inverter compressor drive error diagnosis and solution P4 An abnormal inverter compressor drive is detected a special Malfunction decision conditions detection circuit including communication signal detection voltage detection compressor rotation speed signal detection and so on Supposed causes Wiring mistake IPM malfunction Outdoor fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting Check if the wiring between main PCB and compressor connected by Y Correct the connection or replace the es error and if the wires and connectors wires and connectors are broken Na continuity check Check if tha Replace the IPM board or replace the IPM terminal resistance values are gt main PCB if the IPM board and main uniform Refer to page 64 PCB are integrated together Yes Check if the outdoor fan runs please refer to the solution of fan speed properly or the outdoor unit Na TE 5 out of control ventilation is goad Yes Check if the compressor resistance gt Replace the compressor values are uniform Refer to page 63 Yes v Replace the outdoor PCB if the main PCB and are separate 52 Main parts check 1 Temperature sensor checking Disconnect the temperature sensor from PCB measure the resistance value with a tester FN
23. 37 4 F for 80 minutes and T3 keeps lower than TCDI 2 C 35 6 F for more than 3 minutes T4 lt 0 C 32 F If the 1 condition and 274 condition items are satisfied then the program judges if T2 has decreased more than 5 C 41 F When T2 has decreased more than 5 C 41 F enter the defrosting mode No matter what value T4 is if the machine runs with T3 lt 3 C 37 4 F for more than 120 minutes and T3 keeps lower than TCDI 4 C 39 2 F for more than 3 minutes the machine will enter defrosting mode no matter if T2 drops more than 5 C 41 F or not Condition of ending defrosting If any one of the following items is satisfied the defrosting will finish and the machine will turn to normal heating mode 3 rises to be higher than TCDE1 C 3 keeps to be higher than TCDE2 C for 80 seconds The machine has run for 10 minutes in defrosting mode Defrosting action For 9k 12k models 28 Frequency Fe Frequency on off Compressor on off 4 way valve on off Outdoor fan on off Indoor fan 1 05 Indoor fan breeze 10s 105 a no longer than 10 30s xx 60s For 18k 24k models Frequency F2 Frequency F8 on Compressor off on 4 way valve off Outdoor fan off Indoor fan off 10s Indoor fan breeze 10s 10s
24. 445 C 8 gt 15 17V DC 452 lt 3 2 0 5 6 DC fan speed control CR60 0 9 3 0 19V DE speed feeboclo TD DRIVEJR88 CNI6 USE oo 3 R76 R78 R96 CN10 S cross the current transforme 4 S
25. 9 T 9 1 2 4 6 8 0 1 3 5 7 9 0 2 0 62973 0 61148 0 59386 0 57683 0 56038 0 54448 0 52912 0 51426 0 49989 0 486 0 47256 0 45957 0 44699 0 43482 0 42304 0 41164 0 4006 0 38991 0 37956 0 36954 0 35982 0 35042 0 3413 0 33246 0 3239 0 31559 0 30754 0 29974 0 29216 0 28482 0 2777 0 27078 0 26408 0 25757 0 25125 0 24512 0 23916 0 23338 0 22776 0 22231 Appendix 2 Temperature Sensor Resistance Value Table for T5 C Le kom c kom _ 247 8 234 9 222 8 211 4 200 7 190 5 180 9 171 9 163 3 155 2 147 6 140 4 133 5 127 1 93 37 3 95 35 78 97 34 32 99 32 94 100 31 62 102 30 36 LL a 109 25 86 111 24 85 113 23 89 115 22 89 117 22 1 De fese pue er mn som ms zem De rer rss ram ros me em ne Teo se ar 2o ms ss Les ses 195 see 1 es Fer ses us zs Les ses pur ue pe se per mr um 8 O T1 71 86 ES N 14 09 ze sz L L TL Appendix 3 AT F E NU 51 123 8 2 179 6 52 125 6 3 181 4 1 C 21 25 23 24 25 25 5 26 27 28 29 30 31 32 33 34 o NO Co 113 114 11
26. Aluminum Fin Golden Fin O Anti rust Cabinet Self Clean O Valve Protection Cover Follow Me O PTC Heating Belt O 1W Standby Compressor Crankcase Heater O optional function e Cold Catalyst Filter Eliminate formaldehyde and other volatile organic compounds as well as harmful gases and odors e lonizer Release negative ions eliminate odor dust smoke and pollen particles to give you fresh and healthy air e Plasma Generate a high voltage electrostatic zone absorb and eliminate dust smoke and pollen particles It also deodorizes air as removing tobacco odours garbage smells etc e Silver lon Filter Sterilize bacteria effectively by decomposing cell wall of bacteria e Vitamin C Filter Release Vitamin C which can eliminate active oxygen to beautify the skin 5 e 3M HAM Filter Open hole structure with charged electrostatic effectively capture dust and particles ensure maximum air flow and minimum pressure drop Bio Bio filter consists of a specialized biological enzyme and Eco filter The Eco filter catches very small airborne dust particles and bacteria fungi and microbes Biological enzyme kills bacteria by dissolving their cell wall thus eliminating the problem of re pollution e Golden Fin The Golden hydrophilic condenser can improve the heating efficiency by accelerating the defrosting process The unique anticorrosive golden coating on the condenser can withstand th
27. Bf m 5 0 y n RS p ON EI S 22 Dio P WI m EM x ah 14 N21 N20 OO 2 PMV HuiQi TEMP CNIS LV 2 PMV 120 D 13 P2 1 _ LED2 2 on and LED1 off stanley LED2 off and LED1 on running other status error ower light LED4 when power is on LED4 aways on Flashing once per second low speed flashing standby Flashing once per half second high speed flashing error aways on running X X x x lt O light X off x 2 5Hz flash 35 gt YN024GMFI22RPD LED1 standby Flashing once per second low speed flashing error Flashing once per half second high speed flashing running aways on CN38
28. Brand Dayang White Black 64 50 8 68 50 8 20 68 F 20 68 F Brand Weiling Brand Dayang 58 115 70 59 LT 75 63 I 115 7059 NE E NEC OMM 9 70 59 75 63 80 67 75 23 89 85 29 44 95 35 105 40 56 115 46 11 59 Heating Chart 57 53 47 43 37 33 27 23 17 43 13 89 11 67 8 33 6 11 2 78 0 56 2 78 5 8 33 10 56 57 53 47 43 37 33 27 23 17 43 13 89 11 67 8 33 6 11 2 78 0 56 2 78 5 8 33 10 56 55 65 79 s s 75 57 53 47 43 37 33 27 23 17 13 lur o aser panra awa 5 30 28 25 22 29 55 __ 57 53 47 43 37 33 27 23 17 13 13 89 11 67 8 33 6 11 2 78 0 56 2 78 5 8 33 10 56 60 10 Disassembly Instructions Note This part is for reference the photos may have slight difference with your machine 10 1 Indoor unit No Parts name Procedures Remarks 1 Front panel How to remove the front Overview panel 1 Pull the below side of Panel the panel and release the fixing the cover clips Then remove the front panel i 2 Remove the filter and Clip horizontal louver L o 3 Remove the four 22 fixing screws D p n 4 Remove the cover E one screw
29. Low side on the charge set and charge the system with liquid refrigerant If the system cannot be charge with the specified amount of refrigerant or can be charged with a little at a time approximately 150g each time operating the air conditioner in the cooling cycle however one time is not sufficient wait approximately 1 minute and then repeat the procedure 5 When the electronic scale displays the proper weight disconnect the charge hose from the 3 way valve s service port immediately If the system has been charged with liquid refrigerant while operating the air conditioner turn off the air conditioner before disconnecting the hose 6 Mounted the valve stem caps and the service port Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage 20 7 Operation Characteristics Temperature Cooling operation Heating operation Drying operation 17 C 32 C 0 30 C 10 C 32 C Room temperature 62 F 90 F 32 F 86 F 50 F 90 F 0 C 50 32 F 122 15 50 C 15 C 30 C 0 C 50 5 F 122 5 F 86 F 32 F 122 F For the models with Outdoor temperature low temperature cooling system 2432 CAUTION 1 If the air conditioner is used beyond the above conditions certain safety protection features may come into operation and cause the unit to operate abnormally 2 The room r
30. lt 7 5 Lift the panel frame and release the connector of display ass y connectors Then remove the panel frame gt sis assembly Connector for display ass y 61 Electrical How to remove the Room temp parts electrical parts sensor 1 After remove the front panel from procedure 1 pull out the room temp sensor and evaporator coil sensor Remove the grounding Screws 2 Pull out the clip toward the left side and open the cover Swing motor 3 Remove the fixing Clip for electronic Evaporator coil screw and open the control box cover temp sensor electrical box cover 4 Pull out the connectors of the swing motor and fan motor 5 Remove the fixing screw and then remove the electronic control box and air outlet ass y Fan motor connector and swing motor Fixing screw 62 3 Evaporator How to remove the evaporator 1 After remove the front panel ass y and electrical parts following procedure 1 and procedure 2 remove the pipe holder at the rear side of the unit 2 Remove the two screws on the evaporator at the base bearing side 3 Remove two screws on the evaporator at the fixed plates and then lift the evaporator ass y Two screws at the base bearing side Two screws at the fixed plates 63 4 Fan and motor How to remove the fan and motor 1 After remove the evaporator as
31. relayer N9 CN8 controled by RY4 relayer when 4 way is ON output 208 230VAC connect to the heater when heater is output 208 230 15 6 Installation Details 6 1 Wrench torque sheet for installation Additional tightening Outside diameter Torque torque 6 5 1500N cm 153kgf cm 1600N cm 163kgf cm 9 52 2500N cm 255kgf cm 2600N cm 265kgf cm 6 3 Pipe length and the elevation 3 8in 1 4in WYQ009 WQ009GMFI22HLD YNOO9GMFI22RPD 69 52mm 6 35 1 2in 1 4in WYQ012 WQ012GMFI22HLD YNO12GMFI22RPD 12 7 6 35 1 2 1 4in WYQ018 WQ018GMFI22HLD YNO18GMFI22RPD 12 7 06 35mm 12 7 1 2in 3500N cm 357kgf cm 3600N cm 367kgf cm 5 8in 3 8in WYQ024 WQ024GMFI22HLD YNO24GMFI22RPD 15 9 9 52 15 9 5 8in 4500N cm 459kgf cm 4700N cm 479kgf cm 6 2 Connecting the cables The power cord should be selected according to the following specifications sheet Appliance Amps AWG Wire Size 8 6 2 The cable size and the current of the fuse or switch are determined by the maximum current indicated on the nameplate which located on the side panel of the unit Please refer to the nameplate before selecting the cable fuse and switch 16 Standard Additional length refrigerant Max ax Length Elevation A 7 5m 10m 25m 24 6ft 32 8ft 82 08 7 5m 10m 25m 24 6ft 32 8ft 82 0ft 20m 30m m m WQO009GMFI22HL
32. remove the fan Two reactors 2 Remove the one fixing screw Unfix the hooks and then open the electronic control box cover 3 Release the fan motor connector and four way valve connector 4 Remove the four fixing screws of the fan motor 5 Then remove the fan motor Compressor and liquid gas separator Electrical parts How to remove the electrical parts 1 After finish work of item 1 and item 2 remove the two connectors for the compressor and the compressor crankcase heater 2 Release the three temp sensor connectors Fan motor connector Four screws 3 Remove the connector of reactor 4 Remove the connector of electronic expansion valve 5 Remove the grounding screw 6 Remove the power supply wires L1 L2 S 7 Then remove the electronic control box VLU MS Rt ou u s 1 Four way How to remove the valve four way valve The picture of four way valve may be different from 1 Perform work of the one on your side item1 2 3 2 Recover refrigerant Ai Four way from the refrigerant circuit 7 i valve 3 Remove the screw of i the coil and then remove the coil Rene 4 Detach the welded 4 Welded parts of four way valve and pipe 5 Then the four way valve ass y be removed 4 5 Compressor How to remove the compressor p 1 After perform work o
33. service port of the 3 way valve 3 Air purging Open the valves on the charging cylinder and the charge set Purge the air by loosening the flare nut on the 2 way valve approximately 45 for 3 seconds then closing it for 1 minute repeat 3 times After purging the air use a torque wrench to tighten the flare nut on the 2 way valve 4 Check the gas leakage Check the flare connections for gas leakage 5 Discharge the refrigerant Close the valve on the charging cylinder and discharge the refrigerant by loosening the flare nut on the 2 way valve approximately 45 until the gauge indicates 0 3Mpa 43 5Psi to 0 5 Mpa 72 5Psi 6 Disconnect the charge set and the charging cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operate the valve stems 7 Mount the valve stems nuts and the service port cap Be sure to use a torque wrench to tighten the service port cap to a torque 18N m Be sure to check the gas leakage 6 5 Adding the refrigerant after running the system for many years Procedure 1 Connect the charge hose to the 3 way service port open the 2 way valve and the 3 way valve Connect the charge hose to the valve at the bottom of the cylinder If the refrigerant is R410A make the cylinder bottom up to ensure liquid charge 2 Purge the air from the charge hose Open the valve at the bottom of the cylinder and press the check valve on the charge set
34. shut aff the power supply and turn it 5 seconds later Is it still displaying the error code Yes Y shut off the power supply rotate the fan by hanc Does it rotate properly Yes Check the wires of fan motor Are all the connections good Yes Y Check whether the far Zo we udin E s PCB faulty Na Y The unit operates 3ormally Find out the cause and have it solved For example chack No whether the fan 15 blocked or the bearing is brake 1 Na Correct the connections Y If the Replace the fan malfunction is motor 15 normal through Na still existing motor index 1 replace 1 main PCB Yes Y Replace the Check whether the main PCB is DE The normal through index 2 malfunction is salve d Yes 41 1 1 Indoor or Outdoor DC Fan Motor control chip is in fan motor Measure the resistance value of each winding by using the tester If any resistance value is zero the fan motor must has problems and need to be replaced 1 3455 Red Black White Yellow Blue Index2 1 Indoor or Outdoor DC Fan Motor control chip is in fan motor Power on and when the unit is in standby measure the voltage of pin1 pin3 pin4 pin3 in fan motor connector If the value of the voltage is not in the range showi
35. signal and the temperature collection function of room temperature sensor will be shielded but the error detective function of room temperature sensor will be still valid 2 When the follow me function is available the PCB will control the unit according to the room temperature from the remote controller and the setting temperature 3 The PCB will take action to the mode change information from remote controller signal but it will not affected by the setting temperature 4 When the unit is running with follow me function if the PCB doesn t receive any signal from remote controller for 7 minutes or pressing FOLLOW ME button again the follow me function will be turned off automatically and the temperature will control the unit according to the room temperature detected from its own room temperature sensor and setting temperature 8 4 11 Self clean For heat pump models which are provided with this function after running in cooling or drying mode if the user press Self Clean button on remote controller firstly indoor unit runs in fan only mode for a while then low heat operation and finally runs in fan only again This function can keep the inside of indoor unit dry and prevent breeding of mold 8 4 12 Refrigerant Leakage Detection With this new technology the display area will show EC when the outdoor unit detects refrigerant leakage 8 4 13 Louver Position Memory Function When starting the unit again after shut
36. to purge the air be careful of the liquid refrigerant 3 Put the charging cylinder onto the electronic scale and record the weight 4 Operate the air conditioner at the cooling mode 5 Open the valves Low side on the charge set and charge the system with liquid refrigerant 6 When the electronic scale displays the proper weight refer to the gauge and the pressure of the low side disconnect the charge hose from the 3 way valve s service port immediately and turn off the air conditioner before disconnecting the hose 7 Mount the valve stem caps and the service port Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage 18 6 6 Re installation while the indoor unit need to be repaired 1 Collecting the refrigerant into the outdoor unit Procedure 1 Confirm that both the 2 way and 3 way valves are set to the opened position Remove the valve stem caps and confirm that the valve stems are in the opened position Be sure to use a hexagonal wrench to operate the valve stems 2 Connect the charge hose with the push pin of handle lo to the 3 way valves gas service port 3 Air purging of the charge hose Open the handle Lo valve of the manifold valve slightly to purge air from the charge hose for 5 seconds and then close it quickly 4 Set the 2 way valve to the close position 5 the air conditioner at the cooling cycle and stop it when the g
37. unit will stop working when the compressor top temp protector cut off and will restart after the compressor top temp protector restart 8 3 3 Temperature protection of compressor discharge When the compressor discharge temp is getting higher the running frequency will be limited as below rules Compressor discharge temp T5 gt 115 C 239 F for 5s compressor stops 108 C 226 F lt T5 lt 115 C 239 F decrease the frequency to the lower level every 3 minutes 90 C 194 F lt T5 lt 105 C 221 F keep running at the current frequency 15 lt 90 C 194 F no limit for frequency 8 3 4 Fan speed is out of control When Indoor fan speed keeps too low for certain time the unit will stop and the LED will display the failure 8 3 5 Inverter module protection The Inverter module has a protection function about current voltage and temperature If these protections happen the corresponding code will display on indoor unit and the unit will stop working 8 3 6 Indoor fan delayed open function When the unit starts up the louver will be active immediately and the indoor fan will open 10s later If the unit runs in heating mode the indoor fan will be also controlled by anti cold wind function 8 3 7 Compressor preheating functions Preheating permitting condition 23 If T4 outdoor ambient temperature lt 3 C 37 4 F and the machine connects to power supply newly or if T4 lt 3 C 37 4 F
38. valve stems nuts and the service port cap Be sure to use a torque wrench to tighten the service port cap to a torque 18N m Be sure to check the gas leakage 6 7 Re installation while the outdoor unit need to be repaired 19 1 Evacuation for the whole system Procedure 1 Confirm that both the 2 way and 3 way valves are set to the opened position 2 Connect the vacuum pump to 3 way valve s service port 3 Evacuation for approximately one hour Confirm that the compound meter indicates 0 1Mpa 14 5Psi 4 Close the valve Low side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 5 Disconnect the charge hose from the vacuum pump 2 Refrigerant charging wu gw dixe wiry walas Open Procedure 1 Connect the charge hose to the charging cylinder open the 2 way valve and the 3 way valve Connect the charge hose which you disconnected from the vacuum pump to the valve at the bottom of the cylinder If the refrigerant is R410A make the cylinder bottom up to ensure liquid charge 2 Purge the air from the charge hose Open the valve at the bottom of the cylinder and press the check valve on the charge set to purge the air be careful of the liquid refrigerant 3 Put the charging cylinder onto the electronic scale and record the weight 4 Open the valves
39. 5 116 117 235 4 237 2 239 240 8 242 6 54 129 2 5 185 131 86 186 8 132 8 188 6 118 244 4 134 6 190 4 119 246 2 1364 89 1922 120 248 1382 90 194 121 249 8 140 195 8 122 251 6 141 8 2 197 6 123 253 4 143 6 199 4 124 255 2 99 _ N N 55 56 57 58 59 53 127 4 183 2 8 NO 61 62 63 64 65 145 4 4 201 2 12 147 2 126 127 128 129 130 131 132 N ES 258 8 260 6 262 4 264 2 266 267 8 269 6 133 271 4 134 273 2 135 275 136 276 8 137 278 6 36 37 38 39 0 41 42 43 44 45 46 47 48 49 50 67 152 6 208 4 0 1544 99 2102 156 2 12 158 213 8 159 8 215 6 161 6 217 4 163 4 219 2 165 2 22 167 222 8 168 8 224 6 138 280 4 170 6 226 4 139 282 2 172 4 228 2 140 284 174 2 230 141 285 8 176 231 8 142 287 6 177 8 233 6 143 289 4 2 150 8 206 6 2 70 71 72 73 74 75 76 77 78 79 3 149 204 8 1 21 12338 22 76 52 26 5 1274 24 752 54 25 7 5 255 5 1328 26 57 1346 27 906 58 1384 28 824 59 1382 29 542 10 _ m8 1 ere me 32 63 1454 3 1472 94 932 6 19 95 6 f 1508 36 968 1526 37 986 68 1544 38 1004 69 1562 39 1022 70 138 40 71
40. 6 R78 R80 R96 O 24 1 N 7 o a xj 2 x 9 R25 R106 R60 C19 R105 1D D28 527701 99 rs one ICA i OF a 031 010 2 R107 0 L S ebd A c79 8 DD 1 5 g R108 50 C9 1 5 C18 CN10 Ico 00 27 R36 ces e R57 5 D 1 in mmn C30 i 014 R22 LE oll i BU ri SM zz D32 44 R55 0 Bp 120181101210 017 y DU 4 T 99 LEG 30 3 R65 2 A 22 ox EB NIS ans Fae 90 8 Ed 9 5 BR 510151008 280 No ROO C76 1 L C T JS Recs 1 a R9 C61 ue mig C R47 CN14 101 R94 C36 B Re I 1 Ret 033 Die 92 42 __ 4 IB O LOW HIGH I C75 O 1 106 R58 1 goa 5 IC12 C42 R59 a mam CONdebug1 m cas 15 R72 R67 C46 D18 1 16 R45 5 R75 MES J FO R63 C51 1 C33 cas 2 N R44 GND N CN1 q D3 n CN2 LEN T B oJ an 4 WAY N FUSE1 RY2 CN6 g E 3 5 j C wu RYS 1 m I T5A 250VAC P1 CN9 MINE A ED L IN il HEAT2 N 1 2 aa CN3 2 uu 9 CN29 202302130895 RY4 ZR1 N OUT CE KFR80W BP3T4N1 DC MOTOR 310 D 03 WP1 1 c2
41. 7 heater is ON output 208 230 connect 27 7 when 4 woy is output 208 cross the current tro connect L QUT connect connect to the compressor CN3 j Mae V s connect to the earth E 0699 4 10 200 running 33 W 3 i U CNIS v Signal wire connect to the terminal 8 u 24VDC Pulse ve betweene CNID CNID v a a CNION IND CN38 ee ay 150 2 power supply 55 208 230V AC BULL UL ILU 2554 connect to the terninol y 34 gt 55 R95 RBI R83 RBZ BW cgc C gE 0 5 51515 fol 15421 aiu 990 s 1811019 0 10 151511 f CN14 4 bio lt 77 connect to the comperssor top temp sensor E DC 2520 CE K R2 BP3NIPMV2 120 D 13 wP2 1 o 1 Electric Expansion Volve 12V DC pulse wave be GD GND 1 m CNee 12V DC pulse be 2 GND 2 NO USE x Lene on and LED off standby NO USE test port DC pulse be 3 GND 5 D B LEDe off and LEDI on running connect to detector 12V DC pulse be 4 GND sf m 3 L_ other status error DC e 2 S DC 3 9 8 A n 9 5 2 5 n 5 LED4 power light 5 Q lwhen power is on LED4 aways on 5 5 LEp3 JF lashing once per speed f hing standby Flashing once per aways on running s
42. 7 118 120 122 124 126 127 129 133 135 136 138 K Ohm 12 6431 12 0561 11 5 10 9731 10 4736 10 9 55074 9 12445 8 71983 8 33566 7 97078 7 62411 7 29464 6 98142 6 68355 6 40021 6 13059 5 87359 5 62961 5 39689 5 17519 4 96392 4 76253 4 38736 4 21263 4 04589 3 88673 3 73476 3 58962 3 45097 3 31847 3 19153 3 07075 2 95896 2 84421 2 3823 2 63682 2 539 3 2 44677 5 QIO gt N o O O 4 oO o o Rloljlmnmi 2 cO gt O N O N cO N F 140 142 144 145 147 149 151 153 154 156 158 160 162 163 165 167 183 185 187 189 190 192 194 196 198 199 201 203 205 207 208 210 2 35774 2 2 249 2 19073 2 11241 2 03732 1 96532 1 89627 1 83003 1 76647 1 70547 1 64691 1 5906 1 5366 1 48481 1 4349 1 38703 1 34105 1 29078 1 25423 12133 1 17992 1 13604 1 0995 1 06448 1 0306 0 99815 0 96681 0 93662 0 90753 0 8795 0 85248 0 82643 0 80132 0 77709 0 75373 0 73119 0 70944 0 68844 0 66818 0 64862 Co 110 22 22 22 22 22 23 23 23 23 23 23 24 24 24 24 24 25 25 25 25 25 25 26 26 26 26 26 27 27 27 27 27 27 28 8 14 1 3 5 6 8 0 2 4 5 9 1 4 6 8 0 2 3
43. D M 15g m YNOO9GMFI22RPD 0 160z ft WQ012GMFI22HLD 15g m YN012GMFI22RPD 0 1602 ft WQO018GMFI22HLD 15g m YN018GMFI22RPD 0 1602 ft 7 5m 24 6ft 65 6ft 98 4ft 7 5m 25 50 24 6ft 82 0ft 164ft 6 4 Installation for the first time WQO024GMFI22HLD 30g m YNO24GMFI22RPD 0 320z ft Air and moisture in the refrigerant system have undesirable effects as below Pressure in the system rises Operating current rises Cooling or heating efficiency drops Moisture in the refrigerant circuit may freeze and block capillary tubing Water may lead to corrosion of parts in the refrigerant system Therefore the indoor units and the pipes between indoor and outdoor units must be leak tested and evacuated to remove gas and moisture from the system Gas leak check Soap water method Apply soap water or a liquid neutral detergent on the indoor unit connections or outdoor unit connections by a soft brush to check for leakage of the connecting points of the piping If bubbles come out the pipes have leakage 1 Air purging with vacuum pump Outdoor unit Gas side 4 li wap Manifgid Compound maqar Ed gauge Bas Handle T4 a A as Hi Charge hose Charge pump qe L Vacuum pump 1 Completely tighten the flare nuts of the indoor and outdoor units confirm that both
44. WYQ SINGLE SPLIT 3D DC INVERTER AIR CONDITIONER HEAT PUMP SERVICE MANUAL single Zone 3D Revision A 1403180001 Content updated PIONEER Model Numbers WYQOO9GMFI22RL Indoor WQ009GMFI22HLD Outdoor YNOO9GMFI22RPD 23 5 SEER WYQ012GMFI22RL Indoor WQ012GMFI22HLD Outdoor YNO12GMFI22RPD 22 0 SEER WYQO18GMFI22RL Indoor WQ018GMFI22HLD Outdoor YNO18GMFI22RPD 21 0 SEER WYQO24GMFI22RL Indoor WQ024GMFI22HLD Outdoor YNO24GMFI22RPD 19 0 SEER Table of Contents 10 Disassembly Instructions dE See eS gt Precaution PIONEER Part Names And Functions Dimension ULTRA HIGH EFFICIENCY INVERTER Refrigerant Cycle Diagram Wiring Diagram Installation Details Operation Characteristics Electronic Function Troubleshooting ctnririED ENERGY STAR Intertek WARNING Installation MUST conform with local building codes or in the absence of local codes with the National Electrical Code NFPA70 ANSI C1 1993 or current edition and Canadian Electrical Code Part1 CSA C 22 1 The information contained in the manual is intended for use by a qualified service technician familiar with safety procedures and equipped with the proper tools and test instruments Installation or repairs made by unqualified persons can result in hazards to you and others Failure to carefully read and follow all instructions in this manual can result in equipment malfunction property damage personal inj
45. and compressor has stopped for over 3 hours the compressor heating cable will work Preheating mode A weak current flow through the coil of compressor from the wiring terminal of the compressor then the compressor is heated without operation Preheating release condition If T4 gt 5 C 41 F or the compressor starts running the preheating function will stop 8 3 8 Zero crossing detection error protection If AC detects time interval is not correct for continuous 240s the unit will stop and the LED will display the failure The correct zero crossing signal time interval should be between 6 13ms 8 3 9 Condenser temperature protection 55 C 131 F lt T3 lt 60 C 140 F the compressor frequency will decrease to the lower level until to F1 and then runs at F1 If T3 lt 54 C 129 2 F the compressor will keep running at the current frequency 13 lt 52 C 125 6 F the compressor will not limit the frequency and resume to the former frequency 3260 C 140 F for 5 seconds the compressor will stop until T3 lt 52 C 125 6 F 8 3 10 Evaporator temperature protection 2 0 C 32 F the compressor will stop and restart when T2 5 41 0 32 T2 lt 4 C 39 2 F the compressor frequency will be limited and decreased to the lower level 4 C 39 2 F ST2s7 C 44 6 F the compressor will keep the current frequency T2 gt C 44 6 F the compressor frequency will not be limited 8 4 Operation Mod
46. ar the blecking 45 9 3 7 IPM malfunction or IGBT over strong current protection diagnosis and solution P0 Error Code Malfunction decision When the voltage signal that IPM send to compressor drive chip conditions is abnormal the display LED will show P0 and AC will turn off Supposed causes Wiring mistake IPM malfunction Outdoor fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting Check if the wiring between main FCB and compressor connected by error and if the wires and connectors are broken IPM continuity check Check if the 1 Correct the connection replace the wires and connectors terminal resistance values are Na uniform Refer to page 64 Yes v v Replace the IPM board ar replace the main PCB if the IPM board and main are integrated ogether properly or the outdoor unit ventilation is good Yes v Check if the compressor resistance No please refer to the solution of fan speed is out of control values are uniform Refer to page 63 Yes Replace the outdoor PCB if the main PCB and IPM are separate 4 Check if the outdoor fan runs 46 Replace the compressor Take the 9k model as example ue S 47 ER T lt as
47. arging period 3 10 seconds or more Plug of rr Soldering iron Note The picture above is only for reference The plug of your side may be different 32 9 1 Indoor Unit Error Display Operation amp Timer lamp Display LED STATUS Indoor room temperature sensor T1 open circuit or short 5 times E4 MN circuit Evaporator coil temperature sensor T2 open circuit or xx 6 times E5 short circuit Refrigerant leakage detection EC Outdoor ambient temperature sensor T4 open circuit or 2 times F1 short circuit Condenser coil temperature sensor T3 open circuit or 3 times F2 ae short circuit Compressor discharge temperature sensor T5 open xx 4 times circuit or short circuit xx 5 times sese Outdoor unit EEPROM parameter error O oudoortan spesa nas veen outot conn ______ x PO oversvong curent reason mes x T overvotage or over low votage ME sme 0000 light X CofD x flash 33 9 2 Outdoor unit error display gt YNO009GMFI22RPD AND YN012GMFI22RPD ED301 LED3010n and LED 300 off standby LED300 LEDSO1 off and LED300 on running other status error LED100 After power on LED100 Blue color will be slow flash 0 2Hz when the unit is in standby and quick flash 2 5Hz if the unit has some problems o JN Ga
48. auge indicates 0 1Mpa 14 5Psi 6 Set the 3 way valve to the closed position immediately Do this quickly so that the gauge ends up indicating 0 3Mpa 43 5Psi to 0 5 Mpa 72 5Psi Disconnect the charge set and tighten the 2 way and 3 way valve s stem nuts Use a torque wrench to tighten the 3 way valves service port cap to a torque of 18N m Be sure to check for gas leakage 2 Air purging by the refrigerant Procedure 1 Confirm that both the 2 way and 3 way valves are set to the closed position 2 Connect the charge set and a charging cylinder to the service port of the 3 way valve Leave the valve on the charging cylinder closed 3 Air purging Open the valves on the charging cylinder and the charge set Purge the air by loosening the flare nut on the 2 way valve approximately 45 for 3 seconds then closing it for 1 minute repeat 3 times After purging the air use a torque wrench to tighten the flare nut on the 2 way valve 4 Check the gas leakage Check the flare connections for gas leakage 5 Discharge the refrigerant Close the valve on the charging cylinder and discharge the refrigerant by loosening the flare nut on the 2 way valve approximately 45 until the gauge indicates 0 3Mpa 43 5Psi to 0 5 Mpa 72 5Psi 6 Disconnect the charge set and the charging cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operate the valve stems 7 Mount the
49. d g AS1 ils x N 1 Si g C52 CNA x N IN C6 C7 C8 ZR3 ZR2 L1
50. e salty air rain and other corrosive elements e Self Clean When this function is activated firstly the indoor unit operates as Fan only mode with low fan speed during this period the condensed water will take some dust on evaporator fins away After that the unit turns to heating operation with low fan speed which dries the inside of indoor unit Finally it turns to fan only mode and blows away the wet air The whole process cleans the internal side of indoor unit and prevents the breeding of bacteria e Follow me With this technology a temperature sensor is built in the remote control when you stay close to the remote control the unit will automatically change the operation mode to supply comfortable temperature just like the air conditioner is following you e Silent mode Indoor fan will run at super breeze speed and indoor unit noise level can be extremly low to 20dB A when the unit enters silent mode operation e Horizontal amp Vertical Swing Function The unit has auto horizontal swing and auto vertical swing function which supplies more even and comfortable air flow e Louver position memory function When starting the unit again after shutting down its louver will restore to the angle originally set by the user e Refrigerant leakage detect The refrigerant leakage detect function can better prevent the compressor being damaged by refrigerant leakage or compressor overload e Self diag Function Monitoring some abnormal op
51. econd high speed flashing error YN024GMFI22RPD o cun Sina mS 5 CUTE 5 a qx lt 5 ia 7 9 0 4 5 CN38 5 connect to IPM BOARD CN6 status light by which you can judge the unit Normal or Error S d 15 17 DC U standby Flashing once per second speed flashing error Flashing once per half second Chigh speed flashing S 9 munning aways on p Mu ce AN UA A CN39 4 TO 8 m ch CN39 Cice exero DC FAN POWER SUPPLY A ZU 3 rt 0 8 5422 2 lt 2 290 330 DC stanck300 300VDC Running OL suppl 4 Ul n e P connect to IPM BOARD connect to IPM BOARD N connect to IPM BOARD 5 42 lt 3020 5VDC Pulse wave y N 5 52 lt 32 5VDC Pulse wave CN24 19 USE USE NO USE 021 D IC18 connect eus CN24 CN22 CNIS 5 room temp sensor RT 9 9 9 E ee A pipe temp sensor RT 9 2 9 e 37 2 connect to outdoor DC FAN CN 3 lt 3 2 290 300V DC standby Exoust temp sensor RT R118 20 4
52. elative humidity should be less than 80 If the air conditioner operates beyond this figure the surface of the air conditioner may attract condensation Please set the vertical air flow louver to its maximum angle vertically to the floor and set HIGH fan mode 3 The optimum performance will be achieved during this operating temperature zone 21 8 Electronic Function 8 1 Abbreviation T1 Indoor room temperature T2 Coil temperature of evaporator T3 Coil temperature of condenser 4 Outdoor ambient temperature T5 Compressor discharge temperature 8 2 Display function 8 2 1 Icon explanation on indoor display board signal receiver ION indication lamp optional function This lamp illuminates when Clean Air feature is activated DEFROST indication lamp For cooling amp heating models only Lights up when the air conditioner starts defrosting automatically or when the warm air control feature is activated in heating operation OPERATION indication lamp This lamp illuminates when the air conditioner is in operation TIMER indication lamp Lights up during Timer operation Temperature indicator Displays the temperature settings when the air conditioner is operational Displays the malfunction code 22 8 3 Protection 8 3 1 Three minutes delay at restart for compressor 1 minute delay for the 1 time stand up and 3 minutes delay for others 8 3 2 Temperature protection of compressor top The
53. er Reactor Compressor and liquid gas separator Nut fixing the fan Electrical parts 3 Disconnect the connector for fan motor from the electronic control board 4 Remove the four fixing screws of the fan motor 5 hen remove the fan motor How to remove the electrical parts 1 After finish work of item 1 and item 2 remove the three connectors for the compressor and electrical heaters 2 Release the connector of the reactor Fan motor connector Four SCrews Reactor connector Compressor connector and electrical heater connector 68 Two blue wires of four way valve 3 Pull out the two blue wires connected with the four way valve 4 Pull out connectors of the compressor top temp sensor condenser coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor T5 5 Remove the ground wires 6 Remove the power supply wires L1 L2 S 7 Thenremove the electronic control box 69 Four way valve Compressor How to remove the four way valve The picture of four way valve may be different from 1 Perform work of item the one on your side 1 2 3 2 Recoverrefrigerant W K Four way from the refrigerant circuit 7 i valve 3 Remove screw of i the coil and then remove the coil pans 4 Detach the welded 4 parts of four way valve and pipe 5 Then the four way valve ass y be removed Welded How t
54. erations or parts failures microcomputer of the air conditioner will switch off and protect the system automatically Meanwhile the error or protection code will be displayed on the indoor unit e PTC heating belt With a PTC heating belt fitted on the base plate of the outdoor unit the rain snow or defrosted water accumulating on the base plate is avoided e Compressor crankcase heater The oil dissolves easily in refrigerant especially in low temperature condition The crankcase heating belt can heat the bottom of the compressor to avoid pumping out too much oil with the refrigerant which helps to protect the compressor 3 Dimension 3 1 Indoor Unit N ELS f H A W D L __ WQO0O09GMFI22HLD 835mm 198mm WQO012GMFI22HLD 32 9in 7 8in 39 0in 8 6in 1186mm 258mm 280mm 11 0in 315mm 12 4in 340mm 13 4in L Dimension of installation hole WQOO9GMFI22HLD 140mm 110mm 45mm 5 2 56 WQO12GMFI22HLD 5 5in 1 8in L R H D
55. es the compressor frequency will rise to the higher level The frequency will increase twice at most 8 4 3 2 Outdoor fan running rules T4 4 1716 62 618 1516 59 018 1216 53 618 10 amp 50 0 N Y 8 4 3 3 Indoor fan running rules Indoor fan speed can be set as high medium low silent mode or auto grade During all the fan speeds the anti cold wind function is preferential If the compressor stops caused by the room temperature rising the indoor fan will run at super breeze When the compressor is running the indoor fan is controlled as below ong opeet 11 T5 Tan F ae H LH 2 Auto fan action in heating mode For 9K 12K and 18K models T1 Ts Gg 0 016 3218 E L j amp 302 8 H L 0 2 L 218 28 44 H L 0 4 L 318 26 618 72 H L 0 6 L 416 24 818 Lcx 51 amp 23 0 8 1 H L 0 8 L 616 21 218 6 516 20 318 Le For 24K model T1 Ts 4 Low 2 516 36 518 2 0 6 35 6 h 1 5 amp 34 7 B 1 015 33 815 8 4 3 4 Defrosting mode Condition of defrosting T4 gt 0 C 32 F When the units are running if the following two items are satisfied the units start defrosting The units run with T3 lt 3 C 37 4 F 40 minutes and keeps lower than TCDI C for more than 3 minutes The units run with T3 lt 3 C
56. es and Functions 8 4 1 Fan mode v 1 Outdoor fan and compressor stop E quus 2 Temperature setting function is disabled and no setting temperature is displayed 4316 109 418 5 4016 10418 5 Fmax F7 3 Indoor fan can be set to high med low auto i 4 The louver operates same as in cooling 3818 100 418 mode 31 516 88 718 Fmax F8 5 29 516 85 118 For 9K 12K and 18K Models 22 016 71 618 Fmax F6 T1 24 amp 75 2 B 20 016 68 018 6 018 42 818 H 5 01641 01 H L 0 75 L Fmax The maximum operation frequency of 74 P 4 016 39 215 d H L 0 5 L compressor p E H L 0 25 L F1 F8 The detailed value of the compressor 2 la L operation frequency NI Ol Meanwhile the maximum frequency is limited For 24K model by the indoor fan speed Indoor fan speed Maximum 4 frequency 27 516 81 518 E High speed turbo function High 2 Silent mode Fixed at F3 T1 27 016 80 618 If users switch on by remote controller the compressor will run at the Fmax frequency for 7 minutes according to the outdoor ambient temp During the 7 minutes the frequency limitation is active 7 minutes later the compressor running frequency will be controlled as below 25 5 amp 77 9 B 25 016 77 018 Y Low 8 4 2 Cooling Mode 8 4 2 1 Compres
57. f E item1 2 3 a E E i wa Discharge 2 Remove the bt pipe and discharge pipe and suction er E 4 2 suction pipe with a burner P i ir pipe 3 Remove the hex nuts 07 and washers fixing the 4 gt compressor on bottom m plate kW 4 Lift the compressor from the base k amp assembly Nuts of compressor 76 gt YN024GMFI22RPD No Procedures 1 Panel plate How to remove the panel plate 1 Stop operation of Screws of top panel the air conditioner and turn OFF the power breaker 2 Refer to the right side photos find out the fixing A screws of the panels 3 Remove the screws of Screws of front panel 52 top panel and remove the top panel Screws of the right side panel Screws of big handle on right 4 Remove the screws of pepe the front panel including the fixing screws of motor holder and then remove the front panel Screws of water connector 669 on right side front panel plate 5 Remove the screws of the right side plate and remove the right side plate Screw of the top panel Screws of right rear plate Screw of top panel Screws of front panel Screws of the motor holder 2 Fan ass y How to remove the fan ass 1 After remove the panel plate following procedure 1 remove the hex nut fixing the fan and then remove the fan One reactor Nut fix
58. four way valve fixing by one screw 83 Compressor How to remove the compressor 1 After perform work of item1 2 3 2 Remove the discharge pipe and suction pipe with a burner 3 Remove the hex nuts and washers fixing the compressor on bottom plate 4 Lift the compressor from the base pan assembly 84 Nuts of compressor Discharge pipe and suction pipe
59. function in sleep mode or sleep function in timer off mode if the timing is less than 7 hours sleep function will be cancelled when reaching the setting time If the timing is more than 7 hours the machine will not stop until reaches the setting time in sleep mode 8 4 9 Auto Restart function The indoor unit is equipped with auto restart function which is carried out through an auto restart module In case of a sudden power failure the module memorizes the setting conditions before the power failure The unit will resume the previous operation setting not including swing function automatically after 3 minutes when power returns If the memorization condition is forced cooling mode the unit will run in cooling mode for 30 minutes and turn to auto mode as 24 C 75 2 F setting temp If AC is off before power off and AC is required to start up now the compressor will have 1 minute delay when power on Other conditions the compressor will have 3 minutes delay when restarts 30 8 4 10 Follow me 1 Ifthe indoor PCB receives the signal which results from pressing the FOLLOW ME button on remote controller the buzzer will emit a sound and this indicates the follow me function is initiated But when the indoor PCB receives signal which sent from remote controller every 3 minutes the buzzer will not respond When the unit is running with follow me function the PCB will control the unit according to the temperature from follow me
60. ignal wire connect to the terminal 4VDC Pulse wave betweene 10 50815 A 2d DIS 4 ufu hi TP CN14 P p o L 2m connect to the comperssor top temp sensor L 35 016 s 0v DC WE 1 FC 1 Bo LOW HIGH 8 84 Ps current transformer c42 R37 CN25 S __ B T 15 034 8 Seis tte 16 P 2 lt GND gt connect to IPM BOARD CNS L OUT Sa connect to the S L DUT FOR lt L OUT lt N OUT 208 230V API connect to IPM BOARD l 00 25 connect to L QUT lt N QUT gt 208 230 c Lg 050 MOTOR gt 310 D 03 wP1 1 CN3 L IND 4CN4 lt N IN power supply c52 208 230V AC connect to the terminal P 1CGND gt connect to the earth CNI CN2 controled by RY1 relayer connect to the 4 WAY
61. imension of installation hole 3 2 Outdoor Unit than 30cm 11 8in P d More than 60cm 23 6in I Service space More than 30cm 11 8in 2 More than 60cm 23 6in More than 70cm 27 6in 77777777777777 Air inlet cS W1 Note The above drawing is only for reference The appearance of your units may be different ma Dp H 8 YNOO9GMFI22RPD 760mm 285mm 590mm 823mm 530mm 290mm 29 9 11 21 23 21 32 40 20 90 11 4 845mm 320mm 700mm 908mm 560mm 335mm YNO18GMFI22RPD 33 3in 12 6in 27 6in 35 in 22 0in 13 2in YNO24GMFID2RPD 900mm 315mm 860mm 980mm 590mm 333mm 36 7in 12 9in 35 1in 40in 24 1in 13 6in 4 Refrigerant Cycle Diagram INDOOR OUTDOOR Electronic LIQUID SIDE CAPILIARY TUBE expansion valve CAPILIARY TUBE NM lt gt Z 4 J L SJ T aM VU m 2 WAY VALVE _
62. ing the fan Electronic control box Compressor and liquid gas separator Electrical parts 2 Remove the connector of the fan motor 3 Remove the four screws and the remove the fan motor How to remove the electrical parts 1 After finish work of item 1 and item 2 remove the connector of the compressor 2 Remove the six screws fixing the IPM board 3 Release the three connectors of the temp sensor 4 Pull out the two blue wires connected with the four way valve Two blue wires of four way valve 5 Pull out the four wires of electrical heater three orange wires one grey wire 6 Pull out connectors of the compressor top temp sensor condenser coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor T5 7 Remove the grounding screw Four temp sensor connectors Grounding screw 4 Four way valve 8 Remove the power supply wires L1 L2 S 9 Then remove the electronic control box How to remove the four way valve The picture of four way valve may be different from 1 Perform work of the one on your side item1 2 3 2 Recover refrigerant Four way from the refrigerant circuit E valve 3 Remove the screw of the coil and then remove IE Welded the coil gt parts 4 Detach the welded parts of four way valve and pipe 5 Then the four way valve ass y can be removed Coil of
63. ion while the outdoor unit need to be 19 Operation Characterisli6s 21 c 22 O B19 6 Cer Sa sta a 22 9 2 x oe eee 22 o Malb ProleGli nm a eic eoe va see 23 8 4 Operation Modes 9 9 9 24 s 32 eR 33 9 2 Outdoor uniterror diSplay pu DC ce Su a 34 9 3 DIAGNOSIS and uu iieri a etos eased dread taste 37 10 ree 61 10T 61 358 E40 Wire ERES 65 1 Precaution 1 1 Safety Precaution B To prevent injury to the user or other people and property damage the following instructions must be followed B Incorrect operation due to ignoring instruction will cause harm or damage m Before service the unit be sure to read this service manual at first
64. it does not receive the feedback from outdoor unit during conditions 110 seconds and this condition happens four times continuously Supposed causes e Wiring mistake e Indoor or outdoor PCB faulty Trouble shooting Power off then turn on the unit 5 seconds later reconnect the power wire ls the error still displaying after several minutes Yes v Measure Vs 15 it moving alternately with positive value Vs is the voltage 3etween L2 and of unit Connect the red pin of multimeter with L2 port black pin with port Na Yes Check all the wiring with outdoor units Is the wiring to the outdoor main PCB connected correctly Is the reactor connected well Yes Y Y Measure the resistance of the reactor The one without capacitar If itis zero follow the below step If not replace a new reactor Check all the wiring with indoor units Is the wiring to the indoor main connected correctly Yes Replace the outdoor main PCB Replace the indoor main PCE Power on s the error extinguished Power on 5 the error extinguished No Na v Replace the indoor main PCB Replace the outdoor main PCE 38 am Wo f LIE ilh 39 Remark Use a multimeter to test the DC voltage between L2 port and S port of outdoor unit The red pin of multimeter co
65. neighborhoods It may cause a problem for your neighbors B Use two or more people to lift and transport the product B Do not install the product where it will be exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation Operational B not expose the skin directly to cool air for long time Do not sit in the draft B Donotuse the product for special purposes such as preserving foods works of art etc It is a consumer air conditioner not a precision refrigerant system There is risk of damage or loss of property B Do not block the inlet or outlet of air flow B Use a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the product B not touch the metal parts of the product when removing the air filter They are very sharp B not step on or put anything on product outdoor units B Always insert the filter securely Clean the filter every two weeks or more often if necessary A dirty filter reduces the efficiency of the air conditioner and could cause product malfunction or damage B Do not insert hands or other objects through air inlet or outlet while the product is operated B Donotdrink the water drained from the product B Use afirm stool
66. ng in below table the PCB must has problems and need to be replaced Red Black White Yellow Blue DC motor voltage input and output 1 Red 2609 8075 7s vow ve os e Bw FG 42 2 DC Fan Motor control chip is in outdoor PCB Feedback 1 5 CM 1 Hu Hv Hw GND _ Color Red Blue Yelow Signal W wv J U 1 Release the UVW connector Measure the resistance of U V U W V W If the resistance is not equal to each other the fan motor must has problems and need to be replaced Otherwise go to step 2 Power on and when the unit is in standby measure the voltage of pin4 5 in feedback signal connector If the value is not 5V change the PCB Otherwise go to step 3 Rotate the fan by hand measure the voltage of pin1 5 pin 2 5 and pin 3 5 in feedback signal connector If any voltage is not positive voltage fluctuation the fan motor must has problems and need to be replaced 43 9 3 5 Open circuit or short circuit of temperature sensor diagnosis and solution E5 Malfunction decision If the sampling voltage is lower than 0 06V or higher than 4 94V conditions the LED will display the failure Supposed causes e Wiring mistake e Sensor faulty Trouble shooting Check the connections between temperature sensor and main PCB Correct the connections Are the connections good Yes
67. ng the setting time 8 4 7 3 Timer off The machine will turn off automatically when reaching the setting time 8 4 7 4 Timer on off The machine will turn on automatically when reaching the setting on time and then turn off automatically when reaching the setting off time 8 4 7 5 Timer off on The machine will turn off automatically when reaching the setting off time and then turn on automatically when reaching the setting on time 8 4 7 6 The timer function will not change the AC current operation mode Suppose AC is off now it will not start up firstly after setting the timer off function And when reaching the setting time the timer LED will be off and the AC running mode has not been changed 8 4 7 7 The setting time is relative time 8 4 8 Sleep function mode 8 4 8 1 Operation time in sleep mode is 7 hours After 7 hours the AC quits this mode and turns off 8 4 8 2 Operation process in sleep mode is as follow When cooling the setting temperature rises 1 C 33 8 F be lower than 30 C 86 F every one hour 2 hours later the setting temperature stops rising and indoor fan is fixed as low speed When heating the setting temperature decreases 1 C 33 8 F be higher than 17 C 62 6 F every one hour 2 hours later the setting temperature stops rising and indoor fan is fixed as low speed Anti cold wind function has the priority 8 4 8 3 Timer setting is available 8 4 8 4 When user uses timer off
68. nnects with L2 port while the black pin is for S port Set Multimeter to measure DC Volts When AC is normal running the voltage Will move alternately between 50V to 50V If the outdoor unit has malfunction the voltage will move alternately with positive value While if the indoor unit has malfunction the voltage will be a certain value Remark Use a multimeter to test the resistance of the reactor which does not connect with capacitor The normal value should be around zero ohm Otherwise the reactor must have malfunction and need to be replaced 9 3 3 Zero crossing detection error diagnosis and solution E2 Error Code Malfunction decision When PCB does not receive zero crossing signal feedback for 4 conditions minutes or the zero crossing signal time interval is abnormal Supposed causes e Connection mistake e PCB faulty Trouble shooting Check if the connections and Na Correct the connections Turn on the power supply is narma unit when the power supply is 9004 Yes Y Indoor main PCB Is defective Replace indoor main PCB 40 9 3 4 Fan speed has been out of control diagnosis and solution E3 Malfunction decision When indoor fan speed keeps too low 300RPM for certain time conditions the unit will stop and the LED will display the failure Supposed causes e Wiring mistake Fan ass y faulty Fan motor faulty Trouble shooting
69. o The IEC Standards BROWN on BIUE Y G Or The UL Standards BLACK WHITE GREEN TO OUTDOOR UNIT 2 The Functions In The Rectangle Are Available For Particul ar Air condi tion Connecting CN TIN and CN TO is TRANSFORMER or POWER PCB x INDOOR UNIT 11 5 2 Outdoor Unit YN009GMFI22RPD and YN012GMFI22RPD OPTIONAL AMBIENT SEMSOR 202037590983 u COMPRESSOR b 1 BLUE 2 3 BLACK OUTDOOR 5 OPT IONAL HEATER OUTDOOR FAN _ HEAT EXCHANGER SENSOR DISCHARGE SEMSOR OLP TEMP SENSOR rd OPTIONAL 1 Note according to different terminals GND can be connected in different ways MAIN PCB i rit 12 GND POWER SUPPLY REACTOR R1005 R20035 ONAL OUTDOOR WIRING DIAGRAM YN018GMFI22RPD 202037890705 OPTIONAL OPTIONAL 6 Ex EXPANSNE VALVE COMPRESSOR wama r OUTDOOR WIRING DIAGRAM DISCHARGE SENSOR OLP TEMP SENSOR a OPTIONAL BROWN L1 Le FSTETSISIS POWER SUPPLY f YIG PEt 41 NDOOR UNI OPTIONAL YELLOW 5 ORANGE Des RED ORANGE CAPACITOR uow 12 YN024GMFI22RPD HEAT EXCHAMSER SENSOR SENSOR 4 h SS 2020 38090851 for after sales maimenance WHITE BLACK EN OUTDOOR MAIN PCB
70. o remove the compressor 1 After perform work of item1 2 3 2 Remove the discharge pipe and suction pipe with a burner l 3 Remove the hex nuts Discharge washers fixing the pipe and compressor on bottom amp g Ar suction plate 4 Liftthe compressor from the base pan assembly Nuts of compress 70 gt YNO018GMFI22RPD Part name Procedures Panel plate How to remove the panel plate 1 Stop operation of the air conditioner and turn OFF the power breaker Screws of top panel 2 Refer to the right side photos find out the fixing screws of the panels Screws of front panel 3 Remove the screws of top panel and remove the top panel Screw of top panel 22 Screws of big handle Screws of on right front panel side plate 4 Remove the screws of the front panel including the fixing screws of motor holder and then remove the front panel gt Screws of water connector on right side plate 5 Remove the screws of the right side plate and remove the right side plate Screw of the top panel Screws of right rear plate Screw of top panel Screws of front panel Screws of the motor holder 2 Fan ass y How to remove the fan Electronic control box ass 1 After remove the panel plate following procedure 1 remove the hex nut fixing the fan and then
71. ompressor F1 F8 The detailed value of the compressor operation frequency If users switch on AC by remote controller the compressor will run at the Fmax frequency for 7 minutes according to outdoor ambient temp During the 7 minutes the frequency limitation is active 7 minutes later the compressor running frequency will be controlled as below T1 Ts 4 l 5 016 4115 gH 4 518 40 118 3 516 38 318 3 016 37 418 V 2 5 amp 36 5 B E 2 016 35 618 1 516 34 71 1 018 33 81 0 5 32 9 B While the zones of A B C are corresponding to different compressor running frequency AT 0 C 32 F as default Note When T1 Ts keeps in the same temp zone for 3 minutes the compressor will run as the below rules Increase the frequency to the higher level until to F10 F Keep the current frequency G Decrease the frequency to the lower level until to F1 H Run at F1 for 1h if T1 Ts AT gt 6 C 42 8 F the compressor will stop Meanwhile the compressor running frequency is limited by the current 4 J Of I3HEAT Decrease 2 N Hold Y I2HEAT I1 HEAT mean different running current value Off Compressor stops Decrease Decrease the running frequency to the lower level Hold Keep the current frequency Resume No limitation for frequency Note When AC is in hold zone for 3 minut
72. s y following procedure 1 procedure 2 and procedure 3 remove the three screws fixing the cover 2 Remove the screw fixing the motor and then pull out the motor Three screws One screw 64 10 2 Outdoor unit gt YNO009GMFI22RPD and YN012GMFI22RPD No Procedures Remaks 1 Panel plate How to remove the panel plate 1 Stop operation of the Screws of top panel air conditioner and turn OFF the power breaker 2 Refer to the right side photos find out the fixing AT 1 screws of the panels P Screws of front panel S 07 top panel 3 Remove the screws of 22 Screws of top panel and remove the E 7 top panel 2 big handle front panel ve Ere NL on right WEE side plate QM Screws of T water connector on right side Screw of right side plate plate How to remove the fan 6 4 Remove the screws of the front panel including the fixing screws of motor holder and then remove the front panel 5 Remove the screws of the right side plate and remove the right side plate Screw of top panel 6 Screw of the top panel Screws of front panel Screws of the motor holder Electronic control box ass Fan ass y 1 After remove the E panel plate following procedure 1 remove the hex nut fixing the fan and then remove the fan 2 Unfix the hooks and then open the electronic control box cov
73. sor running rules The maximum operation frequency of compressor after starting submits to following rule 24 T1 Ts 3 516 38 318 3 015 37 415 2 518 36 518 2 018 35 618 1 518 34 7 8 1 016 33 815 0 516 32 918 0 5 8 31 118 1 016 30 218 While the zones are corresponding to different compressor running frequency Note When 1 keeps in the same temp zone for 3 minutes the compressor will run as the below rules Increase the frequency to the higher level until to F8 F Keep the current frequency G Decrease the frequency to the lower level until to F1 Run at F1 for 1h if T1 Ts lt 2 C 28 4 F the compressor will stop Meanwhile the compressor running frequency is limited by the current l I3COOL Decrease I2COOL Hold I1COOL Resume I3COOL I2COOL I1COOL mean different running current value 25 Off Compressor stops Decrease Decrease the running frequency to the lower level Hold Keep the current frequency Resume No limitation for frequency Note When AC is in hold zone for 3 minutes the compressor frequency will rise to the higher level frequency will increase twice at most T4 CoolT4Zonesl x _ CoolT4Zonedl 45 CoolT4Zone3l SM ae 40 N L CoolT4Zonell 8 4 2 2 Outdoor fan running rules
74. switches mode between heating and cooling the compressor will keep stopping for 15 minutes and then choose mode according to 1 If the setting temperature is modified the machine will choose running function again 8 4 5 Drying mode 8 4 5 1 Indoor fan speed is fixed at breeze and can t be changed The louver angle is the same as in cooling mode 8 4 5 2 Compressor running rules T1 Ts 1 2 5 6 36 5 B F3 2 0 amp 35 6 B 1 516 34 7 B F2 1 016 33 818 0 5 amp 32 9 B F1 0 016 32 018 F1 8 4 5 3 Low indoor room temperature protection In drying mode if room temperature is lower than 10 C 50 F the compressor will stop and not resume until room temperature exceeds 12 C 53 6 F 29 cooling mode In forced auto forced cooling or any other operation mode pressing touch button will turn off the machine 8 4 6 2 In forced operation mode all general protections and remote control are available 8 4 6 3 Operation rules Forced cooling mode The compressor runs at F2 frequency and indoor fan runs as breeze After running for 30 minutes the machine will turn to auto mode as 24 C 75 2 F setting temperature Forced auto mode The action of forced auto mode is the same as normal auto mode with 24 C 75 2 F setting temperature 8 4 7 Timer function 8 4 7 1 Timing range is 24 hours 8 4 7 2 Timer on The machine will turn on automatically when reachi
75. the 2 way and 3 way valves are set to the closed position 2 Connect the charge hose with the push pin of handle lo to the 3 way valves gas service port 3 Connect the charge hose of handle hi connection to the vacuum pump 4 Fully open the handle Lo of the manifold valve 5 Operate the vacuum pump to evacuate 6 Make evacuation for 30 minutes and check whether the compound meter indicates 0 1Mpa 14 5Psi If the meter does not indicate 0 1Mpa 14 5Psi after pumping 30 minutes it should be pumped 20 minutes more If the pressure can t achieve 0 1Mpa 14 5Psi after pumping 50 minutes please check if there are some leakage points Fully close the handle Lo valve of the manifold valve and stop the operation of the vacuum pump Confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 7 Turn the flare nut of the 3 way valves about 45 counterclockwise for 6 7 after the gas coming out then tighten the flare nut again Make sure the pressure display in the pressure indicator is a little higher than the atmosphere pressure Then remove the charge hose from the 3 way 17 valve 8 Fully open the 2 way valve and 3 way valve and securely tighten the cap of the 3 way valve 2 Air purging by refrigerant Procedure 1 Confirm that both the 2 way and 3 way valves are set to the closed position 2 Connect the charge set and a charging cylinder to the
76. ting down its louver will restore to the angle originally set by the user but the precondition is that the angle must be within the allowable range if it exceeds it will memorize the maximum angle of the louver During operation if the power fails or the end user shuts down the unit in the turbo mode the louver will restore to the default angle 8 4 14 8 C Heating optional In heating operation the preset temperature of the air conditioner can be as lower as 8 31 which keeps the room temperature steady at 8 C and prevents household things freezing when the house is unoccupied for a long time in severe cold weather 8 4 15 Silence operation optional Press the silence button on remote controller to initiate SILENCE function When the Silence function is activated the compressor running frequency will keep lower than F2 and the indoor unit will bring faint breeze which will reduce the noise to the lowest level and create a quiet and comfortable room for you 9 Troubleshooting Safety Electricity power is still kept in capacitors even the power supply is shut off Do not forget to discharge the electricity power in capacitor Electrolytic Capacitors HIGH VOLTAGE CAUTION For other models please connect discharge resistance approx 1000 40W or soldering iron plug between terminals of the electrolytic capacitor on the contrary side of the outdoor PCB Discharging position Disch
77. ure and personal injury B Donot let the air conditioner run for a long time when the humidity is very high and a door or a window is left open B Take care to ensure that power cable could not be pulled out or damaged during operation There is risk of fire or electric shock B X Donot place anything on the power cable There is risk of fire or electric shock B Do not plug or unplug the power supply plug during operation There is risk of fire or electric shock B Do not touch operation the product with wet hands B Do not place a heater or other appliance near the power cable There is risk of fire and electric shock B Do not allow water to run into electrical parts It may cause fire failure of the product or electric shock B Do not store or use flammable gas or combustible near the product There is risk of fire or failure of product B Do not use the product a tightly closed space for a long time Oxygen deficiency could occur B When flammable gas leaks turn off the gas and open a window for ventilation before turn the product on B lifstrange sounds or smoke comes from product turn the breaker off or disconnect the power supply cable There is risk of electric shock or fire B Stop operation and close the window in storm or hurricane If possible remove the product from the window before the hurricane arrives There is risk of property damage failure of product or electric shock
78. ury and or death This service is only for service engineer to use CONTENTS 1 eet w 1 TP 1 nr 1 2 Part Names ANG FUNC ODS nya 4 2 1 Model Names of Indoor Outdoor 4 2 2 Part names of Indoor Outdoor nnns 4 2 9 Functions of Indoor Outdoor y u ror a i ree t v ee eee d tees dtd 5 S DIMENSION C E 7 6 NE EE E T PH 7 2 2 OUO UN 9 4 Retrigerant Cycle DiaG Fam 2 c coe x ues es ex dod 10 2 WIHHO ieee ed dr is 11 s HM 910 bini u DELETE 11 2 2 _ __ ___8 _88 12 O installation Detalls et 16 6 1 Wrench torque sheet for installation 16 6 2 Connecurig the Cables qushaq 16 6 9 PIPE length and the ele 16 6 4 Installation for the _____________________ 16 6 5 Adding the refrigerant after running the system for many years 18 6 6 Re installation while the indoor unit need to be 18 6 7 Re installat

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