KF(R)70DWNA1 - sklep
Contents
1. RD a JU rm 1 Li Ne MOTOR STEPPING STEPPING MOTOR MOTOR YEGN n E CET RIGHT M ae OUTDOOR UNIT INDOOR UNIT KFR 70DW NA1 L T dE ROOM N1 APZ A N2 2 OTUBE S Y xT X3 X9 4V HIGH E CN PRESSURE AA payee SWITCH S X13 OUTF P COMP RD BN YE BL Bi Q J OUT EP FAN MOTO YEGN YV D2. 7 PCB function manual 7 1 Temperature parameter The room ambient temperature Tamb The room evaporator temperature Tevaporator The outdoor condenser temperature Tcondenser The exhasut temperature Texhaust 7 2 Foundamental functions e In each mode the compressor starts at once it will not stop within 6min according to the changes of Tamb when it stopped once after 3mins delayed can start it again 7 2 1 COOL mode When Tamb Tset 1 C it will enter into COOL mode the compressor outdoor fan motor run Indoor fanmotor and swing motor run at the setting fan speed and setting When Tamb lt Tset 1 C compressor outdoor fan motor stop running Indoor fan runs at set fan speed when Tset 11C lt hmb lt Tet 1 C keep the previous running mode ln COOL mode temp setting range is 16 C 30 C Ambient temp Tamb i Tset e ee cooling Setting temp Tset Keep the original running Tact 1 8 6min 3min 6min Stop cooling T Compressor Outdoor fan Indoor fan Run at the setting fan speed Running Stop running 7 2 2 DRY Mode When Tamb Tset 2 C enter into COOL mode the compressor outdoor fan motor run indoor fan motor runs at setting low fan speed When Tset 2 C lt Tamb lt Tset 2 C compressor outdo
3. 2 D YN S Q 3 pe tz S gt D 2 Y Q Q n o 9 1For KF R 1 Ex plosive view of ind spare parts L YL a r1 AER N M Ny e NO Nj i O w C OO A AN ji 9 2 Spare parts lists of indoor unit Part Code Description 19 KF 70D NA1 eer pane cem pom S Deme uma ICC ICC epe tuna mme ome Dus Dem ng ome pom Das Dream pua omm omm uil Eam INCESTO pen 0 omm omm A E pue ANETO ANETO A Drpeees huramuam 700 O99 omm ul e pun mem mem Deere pones cmm assum De fuesen hanas imme sam Pfc hooo comm cmm E 7 comm mm O ICI CON omm omm TT Dee p omm omm Dem ua H mm Denm p camem emm a Dre Lon mau emam mmm a shares Damen aT mmm a an PP omnee omen ty s nn emo reso mewesc oonnsoo emos now emere homn rr xxm nnn zu zm ES o 35 36 38 C 39 73012403 73012403 Fosse gon zoo xs s Rasse on zm x 50 Motor Support 000000 01702410 01702410 sade gon Sto mon 57 Front Grill Clip 1 0000001 26252002 26252002 x ems RRR woos mmaa a e coreroriapomos pago
4. If it is cooling only type unit when Tamb lt 20 C it will run in FAN mode inner setting temp is 24 C When each mode start up at least running for 30 seconds Tamb then switch to AUTO mode running status Ambient temp Tamb L ES Sur cooling DRY mode 20 NEM A Pen heating Compressor Outdoor fan Indoor fan Running Stop running 7 3 Protection Functions 7 3 1 Indoor antifreezing protection e When in COOL mode compressor started up 10min when continuously 3min detected Teva 2 C it shows E2 compressor stops running outdoor and indoor fan motor swing motor keep original running when Teva 6 C compressor has stopped 4min it will come back to display controller runs at setting mode Indoor evaporator temp Teva 10min 3min 4min B B gt Compressor Outdoor fan Indoor fan Swing motor A Running Stop running In DRY mode it will run for 6min and stop running for 4min after compressor has run for 3min and had continuously 3min detected Ttube 2 C compressor outdoor and indoor fan will run in low fan speed and E2 is displayed When Tube 6 C the compressor had stopped 4 min and resume to display the controller will run at the setting mode Evaporator pipe temp Ttube oe A N 6min 4min 6min 4min 3min 3min 4min al gt a muU Compressor
5. Outdoor fan Indoor fan Low speed Low speed Low speed Running Stop running 7 3 2 Compressor high pressure protection when detected high pressure protection E1 will be displayed When detected the compressor high pressure protection is released E1 still display E1 still display that need to press ON OFF button to clean E1 displaying and repress ON OFF button to resume to run 7 3 3 Compressor low pressure protection When detected the low pressure switch tripped off the unit will stop after 3min it will resume to work automatically If E3 displayed that can not resume automatically so need to press ON OFF button to turn off the unit and repress ON OFF button for resuming When compressor stopped detected low pressure switch tripped off the unit stop and E3 displayed that cannot resume automatically need to press ON OFF to turn off the unit then repress ON OFF button can resume to work 7 3 4 Air exhaust pipe high temperature protection After compressor started up when detected delivery temp is too high or air exhaust sensor is short circuit or open circuit according to indoor ambient temp if achieved the setting temp the unit will stop After compressor stopped for 3min when delivery temp is get right unit resume to run If the above phenomenons existed the unit cannot resume to run E4 will be display Press ON OFF button to tur
6. Warning Please turn power off before maintenance 10 1 Cleaning the filter Take out the filter use the dust collector to clean if it is too dirty could use the soap water to clean Make sure to dry the filter then can reinsert it Advice v Ifthe filter is too dirty that will affect the air in volume so that make the system overloaded and consum more than 6 of electric energy So it is very necessary to clean the filter 10 2 Cleaning the equipment spare parts Use the dry soft cloth or vacuum cleaner to clean the unit and wireless remote control If the cloth is wet please dry it after cleaned Warning WV Never use the benzene gasoline or something is hard to clean Y Never use the hot water 40 C above for cleaning in order to avoid some spare part or part deformation 10 3 Check in use Check that are there any obstructions block the air inlet or air outlet vents of indoor unit and outdoor unit If there is not air filter when the unit is running the dust will be accumulated and may cause the malfunction ususally it is necessary to install the filter Check that the drainage pipe is bent or damaged 4 4 4 To check the equipment is normal or correct installaed 10 4 Check after use V Pull out the plug cut off the power supply Y Clean the filter and equipment spare parts Y Start fan motor for 2 3 hours in order to clean dry the equipmenbt internal 11 Trouble shooting Trouble
7. he wireless remote control should be placed about 1m or more away from TV or OPEN any other electric appliances Cover Never use the old batteries 8 Disassembly procedures 6 Disassembly procedures for indoor unit Dissassembly Procedures Photoes 4 Remove the front grill assy Toremove the clasps ofthe front grill assy Front grill assy Clas by tools downward until the front grill is opened d p Fig 8 1 O Disassemble the left right decoration plates Disassemble the bolts of the photo by screwdriver then take out the left right decoration plates along the direction of arrow 3 Disassemble electric box assy a Screw off 2pcs bolts with screwdriver as shown in Fig 8 3 and take off the electric box cover b Screw off the bolts of Fig 8 4 with screwdriver take off capacitor fixing plate and disassemble the wires c Screw off the bolts of Fig 8 5 with screwdriver take out the electric box assy and disassemble the wires 4 Hemove the front panel assy Use screwdriver to screw off 7pcs bolt as shown in the fig then along the indicated direction can take off the front panel assy Dissassembly Procedures Photoes 5 Disassemble the guide louver assy Take out the guide louver from the guide louver holder then take out the both ends from the swing motor 6 Disassemble the water tray assy To screw off 3pcs bolts in th
8. ose oom i 63 Left Side Foam 00000 12312405 12312405 e amectimpterer mann ross sossmos 3 s pw hann O oss osos 2 2 1 2 4 1 The above data are subject to change without notice 9 3 For KF R 70DW NA1 Explosive view of outdoor unit spare parts Q 10 11 13 L4 5 O 16 d 7 C S lt i y YA wy 9 4 Spare parts lists of outdoor unit KF 70W dNA1 TU 76315251 01405001 iring terminal TA80B 42011231 DENT 70410523 EUR 07255251 EU 01303709 TUM 01715001 MES 07105002 MTS 07105007 aa 75013118 IMS HDD 0130247 01305247 The above data are subject to change without notice EX 1 mA 3 E 5 8 20 Oo 26 t2 N E O23 O23 m m Oo m 35 36 37 38 39 78 Q Q Ia E AB em Q IQ des 4 o x Eas s e e e TEES TI j D S la la 2I e z p S B S e 5 5 9 E lt Q Q o a e E Q g A IZ lt S Ig e S lS e D L da O eo Z e a T T D 5 o IN O e AS ar n w 0 Care and maintenance
9. mode 7 6 Indicators When power suply indicator is powered on it will light when powered off it will extinguish When it is indoor anti freezing protection compressor high pressure protection low pressure protection as well as defrosting operations the indicator flash The COOL indicator is lighting in COOL mode DRY mode Auto COOL Auto DRY in the other modes will extinguish The HEAT indicator is lighting in HEAT mode and Auto HEAT mode it will extinguish in other modes 7 7 Memory function Memory contents when MODE SWING TEMP Setting FAN Setting TIMER Setting When the time hasn t arrived and it powered off the time will be recalculated if the time had arrived and it is powered off when powered on it will run at the mode which is the time arrived After powered off when powered on the unit can automatically start up and run at the memory contents 7 8 Names and functions of wireless remote control Note e Be sure that there are no obstructions between receiver and wireless remote control he wireless remote control could receive the signal within 10 meters Don drop or throw the wireless remote control Don t let any liquid in the wireless remote control and put it directly under the sunlight or any place where is very hot SWING button When it is pressed the louvers FAN button start to rotate automatically anc Press this button to change stop when repressed the fan spe
10. protection EB Low voltage protection
11. shooting Air conditioner can not start The circuit breaker trip off Or fuse is melt Both indoor unit and outdoor unit can not start The setting temp is not suitable Is cool heat over load suitable Refrigerant flowing malfunction When circuit breaker is set to ON will trip off at once When turn the unit to ON thebreaker trip off in a few minutes No power supply Wireless remote control sending malfunction The plug is not inserted well or poor connection Wrong wire connection between indoor and out door unit The fuse of controller is melt Is the wire connection of strong or light current plates fixed well Is ing output wire of transtormer ee or is there any out Adjust the setting temp Please check the pretested cool heat load Malfunction in four way valve Refrigerant volume is not enough Compressor malfunction The flow volume is not enough Earth tested insulated to confirm whether it is electricity leakage or not Check the breaker test the resistance of short circuit Check power supply circuit Check the wireless remote control Check and insert the plug fix it firmly According to the electric diagram to check the cir cuit and correctly connect Replace the fuse of controller Please fix the connectio wire firmly Please fix the connection wire and check the output voltage Replace the 4 wa
12. 5X 134 Centrifugal fan 4 Evaporator Aluminum fin copper tube Pipe Diameter Row Fin Gap mm 3 1 6 Indoor unit Working Area m2 1 042X 0 19 MP35CA Swing Motor Input Power of Motor W Fuse A controllor5A transformer0 2A Working Capacitor uF Noise dB A lt 48 Dimension W D H mm 1300X188X600 1414x248x724 32 36 KF 70W dNA 1 3000 14 5 Dimension of Package W D H mm Net Weight Gross Weight kg Model Input Power W Running Current A L R A A Throttling Method NJ al Capillary C RN220H5B Internal overload protection Compressor Model Protector Starting Method By capacitor 2 43 C Aluminum copper 9 52 2 1 8 Outdoor unit Working Temp Range Condenser Pipe Diameter Rows Fin Gap mm Working Area m2 725X813 60 780 Axial fan 1 Fan Motor Power W Speed rpm Fan Type Piece Fan Diameter mm 450 Defrosting Method Auto defrost Nose d A Outdoor unit Dimension W D H mm 950x412x840 Dimension of Package W D H mm 1100x450x920 Net Weight Gross Weight kg 75 87 Refrigerant Charge kg R407C 2 4 S e 9 52 3 8 HN Max im The data of above are subject to be changed please refer to the nameplate for reference Model KFR 70DW NA1 Function HEATING Power Supply Phase Frequency Voltage 1Ph 230V 50Hz Indoor unit Dimension WOR a Dimension of Package W D H mm Model KFR 70W dNA1 Input Power W 2950 Runn
13. 7 y 1 n 11 I m E I T T I LI IE u lr Li m E I Z X I Z IE LST 1 X TZ 15 JE E rj I I I ZAR T 1 2065 AAA JE lE I 11 i I 1 I T T E LI T EL I YA 55 XE 11 L I I I l Y LU E E I Ir T LE 11 1300 J 150cm or more 60cm or more 60cm or more 30cm 100cm or more or more 600 188 4 2 Outlines and dimensions of outdoor unit Unit mm DHandle Gas pipe wire hole Liquid pipe Front grill Wl More tha opum More than 500 b j orethan More than A 1000mm 1000mm f lore than 300mm f 1 a Obstructions Air outlet Moreithan 2000mm pe _ 4q Qu F 5 Working principle diagram 9 1 Cooling system diagram for cooling only type Evaporator Cross flow fan Capillary Filter Axial flow fan gt d Condenser Gas liquid separator de I Compressor When the power is on indoor and outdoor units will start to run The compressor sucks low pressure refrigerant gas from the evaporator of indoor unit and then discharges high temperature high p
14. At running can set timer off each time to press TIMER OFF the time will be increased O 5h circulates as below E M u Cancel 7 15 SLEEP mode operation e n cool and dry modes set the sleep operation and run for 1 hour later the setting temp will be increased 1 C 2hours later the setting temp will be increased 2 then it runs at the setting temp n heat mode set the sleep operation and run for 1hour later the setting temp will be decreased 1C 2hours later the setting temp will be decreased 2 C then it runs at the setting temp 4 Press the button to set the FAN speed 3 Press the button the guide louver will automatically to swing AUTO FAN oper JC 6 Press SLEEP button enter into sleep mode when repressed the ASS button quit the mode 5 Press the buttons to set desirable temper ature 2 Press MODE button 1 When pluged in press 1 0 the unit will start to run 7 16 Guide for operation Remove the cover from the back take out the old batteries 2 Insert two batteries pay attention to the Polarity 3 Re attach the cover NOTE e Never mix new and used or diff erent types of two batteries to insert e Take out the batteries when the wireless remote control is not in use to avoid the the liquid damage it gusce e The operation range AcL E Insert two batteries should be in 10m or above The lifespan of the battery is about 1 year I
15. KF R 70DW NA1 Technical Service Manual Introduction In this technical service manual you will find rich references to KF R 70DW NA1 model including photoes technical specifications explosive views spare parts lists and circuit diagrams Service people and engineers of Gree s customers and distributors would find it a very handy source of technical information of our products Technical Support Group Mar 2004 UESTRE TETTE OEIL QT T0 DI a sas dy e a a a 1 2 Technical and Specifications caa x aevi dede da e tami aw eee Kec Edo ad d aras 3 3 Names and spare partS 6 ce ras 7 4 Outlines and installation dimensions ccc eee 8 9 Working principle diagram 1 2 ee eee 10 6 Circuit diagram bedaroeecnusgengeaconece segs paraa 11 7 PCB function manual _ ee eee 12 8 Disassemble procedures n noaa aaaea 21 9 Explosive view and spare parts ISL naaa RIRs 39 10 Care and maintenance eee 40 11 Trouble shooting IRR 41 2 Technical specifications Model Function KF 70DW NA1 COOLING Power Supply Phase Frequency Voltage 1Ph 230V 50Hz Capacity W 7000 Rated Input W 3100 Rated Current A 15 2 Recycling Air Volume m h 1170 Dehumidifying Volume L h C O P EER W W 2 26 Model KF 70D NA1 Motor Fan Speed r min H M L 1360 1280 1240 Output Power w 100 E no C2 pA Fan Type Piece Diameter Length mm p 12
16. e out the bolts in the figure b Using the tool to take out the bolts in the fig can take off the motor support sub assy Bolts Tapping screw Fig 8 34 8 2 The disassembly procedures for outdoor unit Dissassembly Procedures Photoes 1 Disassemblje the top cover To screw off the bolts around the top cover then lift it upward can take off the top cover As shown in Fig Top cover Fig 8 35 C2 Disassemble the front side plate To screw off the bolts around the top cover then downward it can take off the front side plate As shown in the Fig 3 Disassemble the cabinet To screw off 8pcs tapping screw which are fixing the cabinet can take off the cabinet Tapping screw Fig 5 37 gt Tapping screw Dissassembly Procedures Photoes 4 Disassemble the electrical appliances mounting plate Disassemble 3pcs bolt which are fixing the electric mounting plate pull out the lead wire insert of the compressor and fan motor take out the electrical appliances mounting plate 9 Disassemble the rear side plate assy ocrew off 5pcs bolt of the rear side plate and 2pcs bolt of the rear grill can disass emble the rear side plate assy As shown in Fig Fig 8 39 6 Disassemble the gas valve and liquid valve To screw off 2pcs bolt which fix the gas valve then unsolder the gas valve Note When un solding the solder point need to wrap the gas valve en
17. e photoes can disassemble the water tray assy Fig 8 10 3pcs bolt Fig 8 11 CT Disassemble swing louver and holder assy Firstly to screw off 2pcs bolts at two ends of the swing louver holder assy by screw driver then take out the swing louver holder Fig 8 12 assy from the guide louver holder by hands l Bolts 8 Disassemble evaporator assy a Screw off 2pcs bolt as shown in l Fig 8 14 with screwdriver then take out the evaporator outlet pipe block Fig 8 14 NI assy Bolt8 15 b Screw off the bolts as shown Bolts in Fig 8 15 and Fig 8 16 take off the evaporator assy please handle with care Dissassembly Procedures Photoes 9 Disassemble the aire outlet rear side plate assy a Firstly to remove the velveteen and the left and right sides of liners b To screw off the bolts as shown in the Fig with screw driver Fig 8 17 Fig 8 18 Bolts 10 Disassemble the left right decoration plates assy of the swing motor To screw off the bolts with screwdriver as shown in the fig 1 Disassemble the left right sides plates foam sub assy According to the direction to take out the left right sides plates foam sub assy Right side plate foam sub assy Left side plate foam sub assy Bolt 8 21 Bolt 8 22 12 Disassemble motor assy a Pressing the clasp position where assorted with front rear propeller housing Fig 8 23 then lift u
18. ed of AUTO FAN gt TEMP button Temp setting increase or decrease 1 by pressing O or once When in mode setting range is 16 C 30 When in Mj mode setting range is 16 C 30 C When in amp mode the setting range is 16 C 30 In AUTO mode the setting temp is unavailable MODE button Press this button the op eration will be changed in the order of AUTO ES M Lum EE COOL mode Mj DRY mode gt FAN mode EY HEAT mode it once more the unit will stop running 7 9 Names and functions of wireless remote control Remove the cover Note This type of wireless remote control is a kind of new current control Some buttons of the control which are not available to this air conditioner will not be described below AUTO FAN ope AUTO PEE auto S wj So CR 3 aoc s 4 ES TIMER ivo LI GD ON OFF LI LI Li HR TIMER ON TIMER OFF ANION SAVE Liquid crystal displayer It shows all set contents SLEEP button Press this button to set SLEEP operation and stop when repressed TIMER OFF button At stopping press this button to set TIMER OFF each time to press it the time will be in creased 0 5h It circulates as below B gt 24h Cancel TIMER ON button At stopping press this button o set TIMER ON each time O press it the time will be in creased 0 5h It circulates as below B gt 24h pa 7 10 COOL m
19. frigerant liquid The liquid is throttled by the capillary and changes into low temperature and low pressure liquid and then flows into indoor heat exchanger With the help of centrifugal fan the liquid evaporates into low temperature refrigerant gas and indoor air is cooled down The refrigerant gas is sucked into the compressor and the cycle introduced above goes on and on and the demanded low temperature environment is maintained When the system operates in heat mode 4 way valve changes its way and the refrigerant flows in the reversible cycle as the cool mode The refrigerant discharges its latent heat in the indoor heat exchanger and sucks heat from outdoor heat exchanger and forms the heat pump cycle This cycle goes on and on and the demanded high temperature environment is maintained 6 Circuit diagram The circuit diagram are subject to change please refer to the ones on the machine KF 70DW NA1 TUBE y TEM SENSOR x ATI lt Nl z h e E T Of n Rie AP2 TEM SENSOR lt 2 X9 X8 NE LENZ 1 0 RUNNING N2 Bud RELAY YTI Zs HIGH Qr N PRESSURE X20 OVC SWITCH X13 QUTF T FUT F 7 TRANSFORMER WY
20. ing Current A 14 7 gt ne Net Weight Gross Weight kg 75 87 Refrigerant Charge kg R407C 2 5 Outer 9 52 3 8 Diameter 16 5 8 Distance ig The data of above are subject to be changed please refer to the nameplate for reference 3 Names of spare parts Left decoration plate LED board Air guide louver Right decoration plate Front grill Wireless remote control E wrapping tape Ai l z EE 2 d d Air in l E o HU iL Connection pipe lt d ps E LU HS 4 Outlines and installation dimension 4 1 Outlines and dimensions of indoor unit r3 O m Lr r3 nm E a DAI JAI lal rd ell Al Al I3 E x I Ir r 1 LE E f mn E 1E 1 I TT I J I I I I r1 IE E TIU IEIL Ti 1 E lE 15 m En E E 7 o IN ce S 1 LI J Ez x gt H HEEE HET ELE EL Lm gt x a na e E 1 Er a 1 Ti T ILL or ET n n e n n S n ny n RS 11 I T Jp ELT AH ur EZ lr Lr Em E p au AE TITL E 11 I T LI HE LAA TCT I TL E 1 I il rT x on os e es yl AA AAA x LI 1
21. n 3min min Start heating gt gt nal po Compressor Outdoor fan Indoor fan Run at the anti cool wind 1 0 S Run at the anti cool wind Reversal valve Running Stop running 1 2 3 1 Conditions for anti cool wind When compressor start to run in HEAT mode the indoor fan motor does not run 3min later the indoor fan motor runs at the setting fan speed T 2 3 2 Conditions for defrosting O When unit keeps running 44min in heat mode and 1min continuously had detected Tcondenser 5 C the defrosting started the reversal valve indoor and outdoor fan will stop running When the defrosting started running for 10min or Tcondenser 10 C defrosting will stop running the reversal valve outdoor fan will run at the same time the indoor fan motor will run in anti cool mode Condenser pipe temp Tcon Outdoor fan A Reversal vavle Indoor fan Run at anti cool wind Running Stop running 7 2 AFAN mode Indoor fan motor runs at setting fan speed AUTO LOW MED gt gt HIGH Temp setting range is 16 C 30 C 7 2 5 Auto mode When Tamb 2 C it runs at cool mode indoor setting temp is25 C When 20 C xTambz2 6 C it will run in dry mode the inner setting temp is 24 C When Tamb 207 it will run in HEAT mode inner setting temp is 20 C Tamb 24 C quit HEAT mode
22. n off the unit repress ON OFF button return to run at the original running mode 7 3 5 Indoor ultra high temperature protection n HEAT mode when detected the evaporator tube temp is too high outdoor fan motor stop running when evaporator tube temp get right outdoor fan motor start up 7 3 6 Low voltage protection O Compressor is turned on if the current had been detected exceed 224A the room ambient temp achieved the setting temp the unit will stop When compressor had stopped 3min it will automatically return to the original setting mode When displaying E5 can not automatically return to the original running mode that need to press ON OFF button to turn off the unit then repress the ON OFF button to resume to work 7 3 7 Error codes E1 Compressor high pressure protection E2 Indoor anti freezing protection E3 Compressor low pressure protection E4 Air exhaust pipe high temp protection E5 Low pressure protection 7 4 Functions of Sleep and Timer 7 4 1 Sleep l controller is in COOL mode or DRY mode after SLEEP operation run for 1hour the presetting Tset will be increased 1 C 2hours later it will be increased 1 C itha s been decreased 2 C within 2hours in all then it runs at the setting temp Setting temp Tset Tset qe Tset 41 C Tset lhour 2hour 4 if controller is in HEAT mode after SLEEP operation run for 1hour the presetting Tset will be decreased 1 C 2 ho
23. ode operation e Microcomputer will accord to the room sensor detected the temp and setting temp differences to start the cool operation or not e The room sensor detected temp is higher than setting temp the cool mode operate The room sensor detected temp is lower than setting temp indoor fan motor will stop running water valve will be turned off cool operation will stop 4 Press the button to start the FAN and setthe fan speed Temp setting range is 16 C 30 C 3 Press the SWING button the louver will automatically swing and when repressed it will stop to swing 5 Press the button to ad just the suitable tempera ture 2 Press MODE button to select 2h 1 When pluged in press 1 O button the unit will start to run 7 11 HEAT mode operation e When room sensor detected temp is lower than setting temp heat mode start running e When room sensor detected temp is higher than setting temp indoor fan motor stop running water valve is turned off heat operation is stopped The setting range is 16 C 30C o 3 Press SWING button the louver guide will automatically swing when repressed it once more it will stop swinging 4 Press FAN button to set fan speed 5 Press the temp set the desired temp After powered on press 1 0 button air conditioner is running TIMER ON TIMER OFF ANION SAVE 2 Press mode button select La mode When cooling onl
24. or fan motor run 6min stop for 4min that goes round and round indoor fan motor runs at low fan speed When Tamb lt Tset 2 C the compressor and outdoor fan motor stop running indoor fan motor runs at low fan speed In DRY mode the temp setting range is 16 C 30 Ambient i temp Tamb Start coolin Tst C g Setting temp Tset Dry operation Tst C T 6min 4min 6min 4min Stop cooling rm Pa gt al al Y Compressor Outdoor fan Indoor fan Low speed y Low speed Low speed Low speed Low speed Ruming Stop running 7 2 3 HEAT Mode When Tamb lt Tset 1 C enter into HEAT mode reversing valve compressor outdoor fan motor start to work indoor fan motor runs at setting fan speed and anti cool wind When Tamb Tset 1 C compressor outdoor fan motor stop running reversing valve is powered on indoor fan motor runs at low speed and after blowing for 10s later it will stop When Tset 1 C lt Tamb lt Tset 1 C it will keep the original status In HEAT mode the temp setting range is 16 C 30 In HEAT mode the unit is turned off or swtich to othermode after compressor stopped for 2min the 4 way valve is powered off Ambient o Stop heating Tet C temp Tamb i Setting temp Tset Tset C Keep the original running 6mi
25. p can take out the front propeller housing b Holding the clasp position of rear propeller housing Fig 8 24 and lift it up can take out the rear propeller housing c Then to loose the fixing bolts on the clutch with special tools Fig 8 25 then move the Fig 8 23 clutch toward the louver until can take out the clutch and rotating axial assy d To screw off the fixing screw on the louver with special tool and take out the louvers Dissassembly Procedures Photoes C Disassemble the bearing mounting plate To screw off 4pcs bolt in the fig with screwdriver 14 Disassemble the motor Fig 8 27 To loose the bolts in the fig with screwdriver can take out the motor clamp and motor fixing Bolt hoop Motor holder sub assy 15 Disassemble the motor holder sub assy To screw off the bolts in the fig with screwdriver so that can take off the motor holder sub assy Fig 8 28 16 Disassemble the motor holder supporting plate Using the screwdriver to screw off the bolts in the motor holder rear side plate assy and supporting plate Fig 8 30 Tapping screw 17 Disassemble the left and right plates Using the tool to take off the bolts which are fixing the left and right o plates There are 2pcs M8 bolt and Fig 8 31 Fig 8 32 2pcs M6 bolt Right holder plate Bolts 4pcs 18 Disassemble the motor support sub assy 4 Using the screwdriver to tak
26. replace fan motor According to circuit diagram to connect wire correcily Replace the capacitor of fan motor Compressor malfunction Replace the compressor Compressor running capacity Replace the capacity broken Voltage is too low or too high Suggest to equip the manostat According to the circuit diagram PLA Tende blocked or Replace water drainage pipe Water leakage The wrapping of refrigerant pipe joints not well Sea cd Rewrapping and bind up tightly Indoor unit fan touches other 0 parts Adjust the fan position There are abnormities in the indoor unit Take out the abnormities In COOL DRY mode outdoor fan moto runs but compre ssor does not op erate Adjust compressor support pad Compressor vibrates terribly tighten the loosen bolts press eng To deleave the collided pipelines 1 Tighten the connect bolt 2 Stickthe dumping cushion ts between metal shee Outdoor unit fan collide Wi body case Adjust fan blade position Abnormal sound and vibration Indoor metal sheets collide each other There are abnormal sound in Replace the compressor the compressor When heating there are abnor The electromagnetic valve internal short mal electromagnetic sound in circuit replace the electromagnetic valve the 4 way valve Error codes E1 Compressor high pressure protection E2 Indoor antifreezing protection E3 Compressor low pressure protecition E4 Air outlet pipe high temp
27. ressure refrigerant gas into outdoor condenser Then air exchanges the heat with outdoor air and becomes refrigerant liquid The liquid is throttled by the capillary and changes into low temperature and low pressure liquid and then flows into indoor evaporator Then liquid exchanges the heat with the required air and changes into low temperature and low pressure refrigerant gas the cycle introduced above goes on and on and the demanded low temperature environment is maintained 5 2 Cooling system diagram for cooling heating type N One way valve ER ilter ____ Evaporator Cross flow fan Gi Main capillary q Auxillary capillary gt Axial flow fan Condenser y 4 way valve a Heating yo ng Cooling N separator Ses Compressor When the power is on indoor and outdoor units will start to run When the system operates in cool mode the compressor sucks low temperature low pressure refrigerant gas from indoor evaporator and then discharges high temperature high pressure refrigerant gas into outdoor heat exchanger With the help of axial flow fan the gas transfers its latent heat into outdoor air and becomes high pressure re
28. tirely with wet cloth avoid the valve be damaged by high temperature to screw off 2pcs bolt of the liquid valve and unsolder the solder point of liquid valve and fork pipe and take off the liquid valve Bolts liquid valve Gas valve Fig 8 40 Dissassembly Procedures Photoes 7 Disassemble the fan blade of outdoor unit To screw off the laeotropic nut can take off the fan blade Tr M v clarn e e Laeotropic nut 8 Disassemble the outdoor unit motor To screw off the fixing bolt of motor and motor support and pull outthe connection wire of the motor can take off the motor Fig 8 42 9 Disassemble four way valve only the cooling and heating unit has Unsolder 4pcs solder point of 4 way valve disassemble the connection wire of 4 way valve wire loop then can disassemble the 4 way valve As shown in Fig Solder point e j Fig 8 43 Dissassembly Procedures Photoes 10 Disassemble the capillary Unsolder the solder point of the capillary valve gate and condenser gate then can dis assemble the capillary make sure that do not let any weld ing dregs to block the capillary As show in right fig 11 Disassemble the compressor Firstly to disassemble the relative pipelines of compressor thento disassemble 4pcs bottom bolt of comjpressor can disassemble the compressor Bottom bolts Capillary assy Fig 8 44 Fig 8 45
29. urs later it will be decreased 1 C it has been decreased 2 C within 2hours in all then it runs at the setting temp Tset Tset 1 C Tset 2 C hour 2hours There is no SLEEP function in FAN mode and AUTO mode 7 4 2 Timer on 0 powered on the timer on could be set when the time arrived the controller runs at the original setting mode the time interval is 0 5h setting range is 0 5 24h 7 4 3 Timer off operating the timer off could be set if the time arrived the unit will turned off the time interval is 0 5h setting range is 0 5 24h 7 9 Other control 7 5 1 SWING Control Use SWING button to start or stop the control only when indoor fan motor is running the SWING operation is available 7 5 2 The buzzer control When controller is powered on or received the signals the buzzer will sound 7 9 3 The auto fan speed control of the fan motor In HEAT mode If Tamb Tset is low speed lf Tset 39C lt Tamb Tset is medium speed If Tamb Tset 3 C is high speed Ambient temp Tamb Tset Tset 3 Hish d Medium 6 N Indoor fan 1gh spee speci ow spee In COOL mode If Tamb lt Tset that is low speed If Tset Tambs Tset 3 C is medium speed If Tamb T set 3 C is high speed Ambient temp Tamb Tset 3 Tset Indoor fan Low speed Medium speed High speed In FAN mode The auto fan speed is as the same as the cool
30. y unit receives heat mode 2h signal it will run at fan mode 7 12 DRY mode operation e When room sensor detected the temp is lower than setting temp 2C or more the water valve indoor fan motor stop running When room sensor detected the temp is between the 2 C of the setting temp it will enter into dry mode operation when room sensor detected the temp is higher than the setting temp 2 C or more it will enter into cool mode operation The indoor fan motor runs at low fan speed e In this mode the setting temp range is 16 C 30 C 3 Press SWING button it will swing automatically AUTO FAN oper tal C 4 Press the button to ad just the suitable tempera ture o B TIMER ON TIMER OFF ANION SAVE 2 Press MODE button to select the Md if the Y has been selected the fan speed is unavailable 1 When pluged in press ul button the unit will 7 13 AUTO mode operation e In AUTO mode the standard cooling setting temp is 25 C the standard heating setting temp is 20 C AUTO FAN open AUTO LL sme NENNEN 1 When plug in press 1 0 unit will start to run 2 Press MODE button to select AUTO mode Microcomputer will accord to indoor temp control unit running W W modesto achieve the best effect 7 14 TIMER operation mode uc At stopping can set timer on each time to press TIMER ON the time will be increased O 5h circulates as below Cancel N
31. y valve Charge the refrigerant Change the compressor To open the valve adequatel The installation place of indoor unit is not suitable Indoor unit filter blocked Outdoor unit heat exchanger blocked Leakage between high and low pressure in the compressor Capillary blocked partially Refrigerant leakage Outdoor unit one way valve blocked Replace the one way valve Cool Heat is poor When setting FAN When in cool heat mode the outdoor unit and compressor do not work In cool heat mode compressor run out door fan does not run Air circulation is Volume is not enough Indoor fan motor burnt or broken Fan motor capacity is broken or damaged The loop of relay is broken Poor connection of the relay The setting temp is not suitable Outdoor fan motor is broken The capacitor of outdoor unit fan motor is broken Air filter is blocked Clean the filter Set the fan speed to high Fan speed is too low St MM d g The outdoor unit installation place should be well ventilated and should be installed awning To clean the filter termly Clean the dust adhering on the surface of heat exchanger Replace the compressor Replace the capillary Check leakage add refrigerant Mend or replace fan motor According to circuit diagram to connec wire Orrectly Replace the same model same specification capacity Replace the relay Replace the relay Adjusting the setting temp Mend or
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