Air Conditioner Service Manual
Contents
1. bobinas OMOJMOTEKA TEXHUYECKOM JOKYMEHTALMH http splitoff ru tehn doc html KATAJIOTM HHCTDYKIIH CEDBHCHEIE MAHYAJIBI CXOMBI makes life better Model AC S24CG Model No AC S24CG Version 1 0 Bee KaTaJorH n HHCTDYKIMH 31ecb http splitoff ru tehn doc html makes life better Content Technical SPeciiCaANON css aneis Se a n sane 4 Perornmance ME ee Se ada aia os ee ee 5 Outline amp dimension of indoor unit 11 Outline amp dimension of outdoor unit 12 Exploded view of indoor unt 13 Spare parts list of indoor unt 14 Exploded view of outdoor unit eene ee ee ee Re ee ee ee ee 15 Spare parts list of outdoor unit a 16 eu DEN tse EE Se aa ai deal IE 17 PCB Function Manual 18 Model No AC S24CG Version 1 0 Bee Kara or n HHCTDYKIMH 31ecb http splitoff ru tehn doc html TECHNICAL SPECIFICATION Content ACS2SCG Function C0 ing Powersupply CI P 220V 50Hz h Motor fan speed r min 1400 1200 1100 utput power w 2 an type piece Cross flow fan 1 iameter length mm 90 x 723 vaporator Aluminum fin copper tube ow fin distance mm 3 1 orking area mm 733 x 330 dis Ar wing motor MP24EA nput Power W Fuse A Controller 3 15A Trans former 0 2A Working capacitor F oise dB A lt 48 48 imension width height depth mm 907 x 290 x 195 Net weight Kg 2 nput power urrent l2. O alpha beta D 2 Beeper a When PCB becomes active or receives the signal from the remote controller the beeper will beep b Ifthermostat is open circuited or short circuited when you press the TEST button the beeper will alarm at the frequency 2HZ c Indication lamps it flashes when defrosting begin Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html makes life better 22 d multi step switch i If the switch is in AUTO position the machine will run at the AUTO mode if there is a signal from remote controller it will run according to the signal li If the switch is in TEST position the machine will run at the COOL mode indoor motor will run at high speed swing motor will run according to SWING mode If there is a signal from remote controller it will run according to the signal if the thermostat is open circuited or short circuited the beeper will alarm at the fre quency 2 HZ iii If the switch is in RUN position the machine will run according to the remote signal iv If the switch is in STOP position the machine will stop e SLEEP mode i In cooling or dehumidifying mode 1 hour after you set the sleep timer T set will add 1 automatically another 1 hour another 1 will be added li In heating mode 1 hour after you set the sleep timer T set will lower 1 automati cally another 1 hour another 1 will be lowered f Automatic fan speed i In
3. 8 Guide Louver Bearing 10542016 gt 9 Right Swing Louver 10512014 P 11 LEDBoard 30046005 N 12 LEDHolder 24212007 N PCB5D512 Ho 13 PCB5D522 o PCB5D51H2 3002554 Q PcB5D52H2 Ho 14 Tube Sensor 88000087 N 15 Room Sensor 89000042 N Model No AC S24CG Version 1 0 Bce KaTaJIorn n HHCTPYKIMU 31ecb http splitoff ru tehn doc html 14 makes life better EXPLODED VIEW OF OUTDOOR UNIT dE my SEJ Z MON LM MMM Y Vy 7 dr f re o Wy ii d Ser Model No AC S24CG Version 1 0 Bee KaTaj10rH n MHCTDYKIMHM 31ecb http splitoff ru tehn doc html 15 makes life better SPARE PARTS LIST OF OUTDOOR UNIT No Description Partno Qty 2 FrontPlate 1438080 A Top cover Assy 01255260 Rear Side Plate 01305001 Hande 26235253 8 MetalBae 012050832 1 9 Front Side Support 01303019 ff FanCapacitr25uFr Y AA 19 Filter Capacitor A Motor LW80D tt 21 Motor LW80B 15015053 oo NI NI S Condenser Assy Mo H 22 CondenserAsy 1 4 Condenser Assy 01105132 1 Condenser Assy H Valve O H 27 Nave 07105252 AG E Mawe a a a E 28 Mave ll Mae E l MEE ENGEN EE IS 29 CompressorSHW33T4C U Compressor SHV33YE6UU 00100144 A 81 Tube Sensor fo Model No AC S24CG Version 1 0 Bee KaTaJorH n HHCTDYKIMH 31ecb http splitoff ru tehn doc html 16 makes life better CIRCUIT DIAGRAM These circuit diagrams are sub
4. If T indoor gt or T set 1 C compressor and outdoor motor stop indoor mo tor runs at the set speed if T set 1 C lt T indoor lt T set 1 C keep the original state Model No AC S24CG Version 1 0 Bce KaraJorH n HHCTPYKIHH 31ecb http splitoff ru tehn doc html makes life better 21 b If T indoor gt or T set 2 C select heating mode from this time the set temp is 20 C if T indoor gt or T set 4 C compressor stops first outdoor motor stops 15 seconds later reversing valve is always active indoor motor runs as the blowing surplus heat condition If T set 2 C lt T indoor lt T set 4 C keeps the original state Cooling amp heating AUTO mode in AUTO mode when the machine is switched from heating mode to the other modes reversing valve becomes inactive in 90 seconds Cooling only AUTO mode there is no heating function in this mode 3 Protections a Itis same as the one in cooling or heating mode there is only one exception the compressor doesnt have at least 5 minutes protection E Other controls 1 SWING mode a When it is active the louver returns to position O close the air outlet b When machine works it turns to the max Air output position D then returns back to position L to stand by position L is the horizontal place mentioned before c In swing state the louver swings between position L and position D d When the machine is switched off it is back to position O
5. cooling mode if T indoor gt T set 4 C high speed T set 2 C lt or T indoor lt or T set 4 C middle speed T indoor lt T set 2 C low speed F Fresh air function 1 there are two fresh air modes a fresh air 2 i fresh air motor will work 1 hour then rest 1 hour then cycle again b fresh air 1 i press the button AIR on the remote controller to select fresh air 1 function the swing motor keeps running till you give a signal to change it G Air cleaning 1 In air cleaning mode air cleaner works while indoor fan runs and air cleaner stops while indoor fan stops a The speeds of the wind of all types of the air conditioner are as below 000 900 850 800 700 RPM 001 1000 900 850 700 RPM 010 1050 950 900 700 RPM 011 1100 1000 950 700 RPM 100 1200 1100 1000 700 RPM 101 1250 1100 1050 700 RPM 111 1400 1200 1100 700 RPM bobinas OMOIHOTEKAa TEXHUYECKON JIOKYMEHTALNHH http splitoff ru tehn doc html KATAJIOTM HHCTPYKIHH CCPBHCHbIC MaHyaJIbI CXeMbl
6. LIE OUTLINES AND DIMENSIONS OF INDOOR UNIT NEE TEER de Above 150 k 7 EE EE Above 150 right 157 air outlet Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html makes life better OUTLINES AND DIMENSIONS OF OUTDOOR UNIT T o l ss me em m m ml pg Pen NE FE EE Pe mm HEET A BEN KEET EE EE HT EE m Tr rr pr HEHE en E AA pm em remm mmm mmm mm remm mmm en n N mmm e bm em vm Si WER ru PU EF FEE EET TT HE HEF ze me e ee N N EN AN N o TN TN ju JH mn eme mi ni pe on es 0000000004000 Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html 12 makes life better EXPLODED VIEW OF INDOOR UNIT RR La CNN E Ba Ka a Fr ess MM i vi Kon DRE LS gu v kna E E fem BAR A NJE JE ra rede a BL taty E om 4 AM i Gesin A WW Moe odd a E en as EEE da KA T Boki ui aa A ee a al a am Ba AA fatty dai her he eet Ek Ta ety 1 i Ga kel L a 8 E P ME EK ee Ed Ek um a ala de gt pe ad a klu a tp at at ej d a rm Sr MEM ety Ai Waff dr Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html E makes life better SPARE PARTS LIST OF INDOOR UNIT No Description PartNo Qty 6 Lower Guide Louver 10512012 1 gt
7. Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html makes life better Cooling performance Indoor relative humidity50 30 35 43 Outdoor dry bulb temp a Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html makes life better Heating performance not including electric heater Outdoor relative humidity85 ing ca jacity change ratio Fil ri 5 0 5 10 3 Outdoor wet bulb temp b Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html Indoor relative hutuldity50 Outdoor relative hamidityt 99 Cooling input power ratio Outdoor dry bulb temp Outdoor wet bulb temp 0 al Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html LO makes life better 25 21 Ehe d 16 m EE PEU ESS i 15 T s 3 3 5 7 Evaporalive pressure Evaporative pressure The affection to the charging by pressuro under cooling work condition Cofre be tr tence on des i OE rd ondier Indoor wark conditioncdry balb 27 C wet bulb 195 indoor work conditioncdry bulb 21 e t Comdansiag pressure 5 10 15 20 The length of commection plpa Coallng capacity vary with the length of connection pipo Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html
8. The working conditions and control measures a b C If T in gt T set 2 C it is in cooling running the indoor motor speed can be selected and outdoor motor run at low speed If T set 2 C lt or Tin lt or T set 2 C it goes into dehumidifying running the in door motor run at the low speed 6 minutes later the compressor stops another 15 seconds later the outdoor fan stops and another 30 seconds later the indoor motor stops 3 and a half minutes later compressor and outdoor fan run again indoor motor runs at the low speed then the machine cycle the above procedures repeatedly outdoor motor runs at the low speed If T in lt T set 2 C compressor outdoor motor and indoor motor stop 2 In this mode the reversing valve is inactive the temp setting range is 16 30 3 Anti freezing protection a If T indoor gt T set 2 C it goes into cooling running anti freezing function is same with cooling mode but the compressor must stops for 4 minutes when it goes into dehumidifying mode compressor runs 6 minutes if it detects T eva lt 0 C compres sor and outdoor motor stop indoor motor runs at low speed after 3 minutes delay and T eva gt or 10 C it will be back to its original state 4 Overload is same as the one in cooling mode Heating mode 1 The working conditions and control measures a C d If T in lt or T set 2 C it goes into heating mode reversing valve compre
9. hrottling method apillary ompressor SHV33YE6UU revolving type ower 339 rotector xternal overload protection tarting method y capacitor orking temp Exhaust temperature lt 115 AROGLI ondenser Aluminum copper ipe diameter Working area m an motor speed rpm ype piece xial fan 1 iameter mm efrosting method uto defrost oise dB A imension mm width height depth 950 x 710 x 410 Net weight Kg Refrigerant charge kg 22 1 6 O E NINGER 3 NJI sun see on O O iji O FIOS AJ gt O NI A CO O1 Dir AAS DALE DES gt 00 O Il re oa Outer diameter Liquid pipe Connecting Pipe Height m Max distance OH Model No AC S24CG Version 1 0 Bee KaTaJorH n HHCTDYKIMH 31ecb http splitoff ru tehn doc html makes life better PERFORMANCE CURVE The change relation between low pressure operation current and temp Cooling operation condition In testing indoor and outdoor have same work condition 20 25 30 3500 50 60 70 80 Dry bulb temp humidity a 20 25 30 35 50 60 70 80 Dry bulb temp humidity b Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html makes life better Heating operation Indoor work condition dry bulb temp 21 wet bulb temp 15 5 C Low pressure absolute valne kef em Outdoor dry bulb temp c 10 15 20 Outdoor dry bulb temp d
10. ject to change without notice Please refer to the ones stuck on the machines E ee ee ra BET S Leit on EN EI Le z ze As a x wd is Ee Del A a z SSS ee nn mem rm rm pm i I i i i I i i i i I da eg z m Es POR Au INDOOR UNIT Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html 1 makes life better 18 PCB FUNCTION MANUAL 5 In 1 PCB Function manual A Running mode Cooling Dehumidifying Heating Fan Auto al ad ie B Input parameters 1 Indoor ambient temp Tin 2 Evaporator tube temp T eva 3 Setting temp T set 4 Condenser tube temp T con 5 Outdoor ambient temp T out C ar argets Indoor motor PG motor Swing motor Outdoor motor two speeds motor Compressor Four way reversing valve Electric heater Fresh motor Air cleaner oo Ne q eN D Fundamental functions Cooling mode 1 The running conditions and control measures a if Tin T set 1 C the machine runs at the cooling mode Compressor runs outdoor motor runs at low speed indoor fan runs at the set fan speed b if T in T set 1 C the machine stops Compressor stops first outdoor motor stops after 15 seconds indoor motor runs at the set fan speed c if T set 1 C T in T set 1 C keep the previous state 2 In this mode the reversing valve is inactive the temp setting range is f
11. rom 16 30 C 3 Protect function a anti freezing function i if compressor have run 6 minutes and detect T eva lt 0 C for continuous 3 min utes then the compressor outdoor fan stopped indoor fan run at the set fan speed After 3 minutes later it will run at the original state if T eva gt 10 C or 10 C b compressor protection i Compressor s starting interval should be more than 3 minutes no matter in what ever modes and conditions If it s plugged in first time the compressor does not have 3 minutes delay When compressor is started it will not stop within 5 min utes unless it is plugged out Model No AC S24CG Version 1 0 Bee KaTaJorH n HHCTDYKIMH 31ecb http splitoff ru tehn doc html makes life better C d 19 overload protection i If it detect the system current surpass the designed 13 A for continuous 3 min utes the machine go into fan mode when 3 minutes passed and it detect the current no more than 13 A it will back to original state If it detects overloading states for 3 consecutive times within 30 minutes the machine stops and must be restarted by remote controller locked motor protection i if it detects no feedback from the PG motor for continuous 15 seconds the ma chine stops after 3 minutes delay the machine backs to original state If the mo tor be detected locked for 3 consecutive times the whole machine stops and can not run again automatically Dehumidifying mode 1
12. run 2 minutes indoor motor and swing motor will run at the set speed b Anti high temp i In heating mode if it detect T eva gt or 56 C 58 C can be selected outdoor motor will stop in this period it will not detect the defrosting temp if T eva 52 C outdoor motor will be back running it will not detect defrosting temp in the first 5 seconds c Blowing surplus heat i In heating mode when set temp is reached comp stops first 15 seconds later outdoor fan stops Indoor motor blows 90 seconds 60 seconds can be selected at low speed swing motor makes the louver at the horizontal position in Bird line it will swing to the maximum air volume position Compressor s protection is same with the one in cooling mode e Overload protection i If it detects that the system current surpassed the designed 13 A for continuous 3 seconds compressor electric heater and outdoor motor stop indoor motor runs the same procedures as the blowing surplus heat condition After 3 minutes and current no more than 13 A the machine will be back to its original state indoor motor runs as the anti cool air condition If it detects overloading state for 3 con secutive times within 30 minutes the machine stops and it must be restarted by remote controller f Locked motor protection i if tt detects no feedback from the PG motor for continuous 15 seconds com pressor outdoor motor indoor motor and electric heater will stop 3 minutes late
13. ssor and outdoor motor all work in the same time indoor fan will run at the same procedures with anti cool air function If T in gt or T set 4 C compressor stops first 15 seconds late outdoor motor stops but re versing valve keeps working indoor motor run at the procedures of blowing surplus heat if T set 2 C lt T indoor lt T set 4 C keep the previous running state If T outdoor lt or 3 C outdoor runs at high speed if T outdoor 5 C outdoor motor runs at low speed if 3 C lt or T outdoor 5 C keep the previous running state 2 In this mode the temperature setting range is from 16 30 C 3 The working conditions of auxiliary electric heater a In heating mode when compressor is working indoor motor runs at high speed and middle speed if it detect T eva lt 50 C for continuous 8 seconds and T indoor 25 C electric heater will work if compressor stop or indoor motor runs at low speed or T eva gt or 54 C or T indoor 28 C or 10 seconds before defrosting the electric heater will stop Model No AC S24CG Version 1 0 Bce KaTaIOrH n HHCTpyKIHH 31ecb http splitoff ru tehn doc html makes life better 20 4 Protections a Anti cool air i When the machine starts heating and T eva gt or 22 C indoor motor runs at low speed and swing motor makes the louver at the horizontal position in Bird line it will swing to the maximum air volume position if T eva 40 C or compressor have
14. the machine will be back to its original state indoor motor runs as the anti cool air condition If the motor was locked for 3 consecutive times the whole machine stops and can not run again automatically g Defrosting conditions and procedures i In heating mode if compressor has run 44 minutes in its first 6 minutes it will not detect defrosting temp and it has detected T con lt or 4 C for continuous 1 minutes it begins to defrost electric heater will stop for 10 seconds even if electric heater is not working then indoor motor stops reversing valve becomes inactive in another 2 seconds another 2 seconds later outdoor motor stops when T con gt or 10 C or defrosting lasts for 10 minutes outdoor motor and reversing valve becomes active indoor motor will run as the anti cool air condi tion then it cycles again recalculates the compressor s running time again In this period if any protection works and after the machine is back to work it will re start defrosting state it will not detect outdoor tube temp when compressor s in its first 6 minutes running h Noise lowering protection i When you use RUN STOP button to switch off the machine reversing valve will become inactive in 2 minutes Q AUTO mode 1 In AUTO mode standard cooling T set 25 C standard heating T set 20 C 2 Working procedures a If T indoor gt or T set 1 C select cooling mode from this time the set temp is 25 C
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