Remote controller
Contents
1. WIRING DIAGRAM MODEL DSH 265 R C INDOOR UNIT a MAIN CONTROL PCB WARN 1 pa di p oF L TRANSFORMER 5 YELLON YELLOW RED x hb 3 WE Wm 1 p2 1 DISPAY g asss CIRCUIT 1 23 GENERATOR THI a 877 N6 OPTIONAL w 062 Q L rer EVAPORATOR MOTOR PROTECTOR SVING MOTOR INSIDE OR OUTSIDE SPEED FEEDBACK PAN MOTOR INDOOR UNIT OUTDOOR UNIT COMPRESSOR VALVE YLW GRN RW mene ppp WHITE E cones RED BLACK WHITE CAPACITOR YELLOW y BUE BLUE BLUE FE BLUE BLUE BROWN BLUE A FAN BROWN BLACK MN CAPACITOR prop BLUE WHITE ORC BLUE CR gt 0 2 FAN MOTOR OPTIONAL PART INDOOR UNIT OUTDOOR UNIT PROTECTOR INSIDE TCL Air Conditioner Service Manual EXPLOSION VIEW INDOOR UNIT MODEL DSH 95 R C DSH 105 R C DSH 135 R C DSH 195 R C 10 11 EXPLOSION VIEW INDOOR UNIT MODEL DSH 265 R C 10 11 TCL Air Conditioner Service Manual 16 HPC Air Conditioner Service Manual EXPLOSION VIEW OUTD2. 4 fomo ia 1 jos la 1 e 1070701048 Water Draimage Assembly 7 1070701050 Venica Vane Assembly A Toms visen jr 5 mone em 1 j o reor Sere Cover 10 1073090112 es 1 K 1 mms om 1 12 remos Display PCBCover_ 1 15 1300700890 Display PCBDigia I a ioaoo Blecvical Box Cover o 5 omms Vane 1 16 1070701053 7 1070110011 22 1073050721 Indoor Motor 173050107 won 1170230001 Indoor Sensor Assembly 1090050649 Remote Controller 070060003 Remote Controller Supporter bow 150700001 Not shown in Explosion view 24 HPC Air Conditioner Service Manual Part List Outdoor Unit DSH 95 R C No 3 om S 5 uera nm rr 4 1081990018 _ Outdoor MorSwponer oo o y 5 e IT 7 as eaism 1 5 lm 5 fiosis90016 lo IT 10 la L 7 1 1100060199 Compressor And Te Accessories I O OoOo y i nono noo vay Valve O o 4 L 15 em IT ie m foo 1 fimon news Valve 1 19 isis recrea Bos 39 oo _ eabie Clamp 1 coeco 1 J umso mm 3 L 5 oo Fan MoworCapactor 1 L 24 oo Compressor Capacitor
3. m 25005265 9951365298 Net weight Packing dimensions Indoor 805x305x265 805x305x265 855x305x265 995x365x298 1103x400x300 WxHxD Outdoor 745x542x353 745x542x353 803x598x380 965x650x438 965x650x438 Indoor S 9 Jj o nu Gross weight Er N Outdoor HPC Air Conditioner Service Manual Operation Details Remote controller emote controller The remote controller transmits signals to the system ON OFF button Used to start and stop operation when pressed TIMER button Used to select TIMER operation UP button TOO COOL button Used to increase the set room temperature and time DOWN button TOO WARM button Used to decrease the set room temperature and time SLEEP button Used to set or cancel sleep mode operation VANE control button Used to adjust airflow direction FAN SPEED control button Used to select the indoor fan motor speed Auto High Mid and Low MODE button Used to select the type of operation mode Feel Cooling Dry Fan and Heating Only for Heat Pump SLEEP TIMER ON TMIER OFF FEEL lt gt AUTO coo lt gt HIGH DRY h gt MID FAN C Low HEAT lt gt SWING ODDS e 8 Note Each mode and relevant function will be further specified in following pages Remote Control The remote controller isnot presetted as Cooli
4. 1 7 25 IT __ FlecuicarPansBox IT 7 1120200876 Assembly 1 EN 25 TCL Air Conditioner Service Manual Part List Outdoor Unit DSH 105 R C 3 cm 1 5 Condenser 1 4 1081990018 Motor Supporter I o om oa e 1070030006 ao 1 9 07994 am way Valve 1 1120250991 4 way Valve Assembly 1091990046 Base 1 1081990012 Right Plate 1120120008 Two way Valve 1081990013 Valve Supporter 1120130011 Three way Valve 1073521301 Electrical Box Cover 1070040001 Cable Clamp 6 1070040003 Cable Clamp 8 1170500131 1170100031 Fan Motor Capacitor 1170100014 Compressor Capacitor 1080010006 Capacitor Strip 1081990010 Electrical Parts Box 1120250988 Capillary Assembly 1081990019 1190070014 1790070008 1190070016 1190070015 Not shown in the Explosion view C 26 TCL Air Conditioner Service Manual Outdoor Unit DSH 135 R C 7 10 E E E i 17 i 20 n 22 n n 55 n 29 30 5 2 U j j Not shown in the Explosion view esd Eur 35 Ea CHE o 0 EN 39 BEN WE L 27 TCL Air Conditioner Service Manual Outdoor Unit DSH 195 R C No x 1 1 1 1 1 0 7 10 29 30 EE 28 3 6 8 1 3 6 N
5. 3 Defrosting process shown in Figure 4 The indoor fan runs in anti cold wind mode Outdoor Fan 4 way Valve Compressor Relay REESE e I I 393 155 1 Defrosting time 12min 198 1 55 Figure 4 Defrosting process 7 Auxiliary Electric heating function 1 The default condition is automatic on off the electric heating function 2 The conditions of auxiliary electric heating all the following conditions must be met a the compressor runs for more than 3min b indoor fan runs normally c not in defrosting state d auxiliary electric heating is turned off for more than 30s e ST RT23 C f RT lt 22 g lt 43 3 The conditions of stopping auxiliary electric heating any one of the following conditions met the state stops a the compressor stops b RT224 C c IPT248 C d indoor fan stops e running into sleeping function 5 Fan mode 1 Indoor fan motor control HPC Air Conditioner Service Manual indoor fan motor is running at setting speed the speed is same as that of heating 2 Vane motor control running according to the setting 3 The outdoor unit is not working under fan mode 6 Sleeping mode 1 Under sleep mode the indoor fan motor is running at a low airflow speed except that the power light and sleep light are on timer light is on off according to the setting state running light is off LED is off after displaying 5min 2 Temperature control 1 From cool mode to sleep mo
6. 31 32 20 TCL Air Conditioner Service Manual Indoor Unit DSH 105 R C 1 osos 1 gt pros as C i R 3 I210251201 1070251841 Face Frame 0 a 1070320112 1 S 070250106 Air Filter F 1070251941 1170120042 Power Supply Cord 1070251897 1070321024 1070040008 1090250016 1070320111 1170230001 Indoor Sensor Assembly 1070060003 Controller Supporter I 1191990102 Let Foaming 3 999003 Right Foaming Not shown in Explosion view EA 67 mes 31 32 21 TCL Air Conditioner Service Manual Indoor Unit DSH 135 R C 0 1070321181 1300321241 1770240001 1070320101 Not shown Explosion view Et 22 TCL Air Conditioner Service Manual Indoor Unit DSH 105 R C 1 osos 1 gt pros as C i R 3 I210251201 1070251841 Face Frame 0 a 1070320112 1 S 070250106 Air Filter F 1070251941 1170120042 Power Supply Cord 1070251897 1070321024 1070040008 1090250016 1070320111 1170230001 Indoor Sensor Assembly 1070060003 Controller Supporter I 1191990102 Let Foaming 3 999003 Right Foaming Not shown in Explosion view EA 67 mes 31 32 23 TCL Air Conditioner Service Manual Part List Indoor Unit DSH 265 R C 080030001 mmo fe 3 oem iT
7. of indoor fan motor a Indoor fan motor can operate by automatic low middle and high airflow speed circularly b Indoor fan motor s the automatic airflow speed control Indoor fan motor can operate by automatic as shown in Figure 1 Hi Mid Lan SUITE RT ST 1 C 2 4 C Figure 1 Cooling automatic airflow When the temperature changes lead to changes in airflow speed the switch can only be made orderly and every grade of air flow speed runs 1 minute at least HPC Air Conditioner Service Manual 3 Dry mode running into this mode the Air cond firstly operates for 3 minutes according to cooling mode set temperature is 7 C and then takes the detected backflow air temperature minus 2 C as a new set temperature the minimum value of 5 C and runs according to cooling mode indoor fan operates at low speed at this moment the setting operation of Fan speed is invalid but Swing is adjustable 4 Heating mode On the Heating mode the room temperature is repaired After repaired the room temperature display on the LED CRT RT 3 C 1 The control of the compressor a When ST CRT21 C the compressor is running b When ST CRT lt 1 C the compressor is off c When 1 CxST CRT 1 the compressor keeps its original state 2 Outdoor fan motor and the compressor run simultaneously except for defrosting 3 The control of indoor fan motor a Indoor fan motor can operate by automatic low middle and high airflow spe
8. 4000 Rated heating capacity Btu h W 7200 9500 12800 19000 24500 COP for healing Mosueremwa fem os os r 45 24 dB A Indoor noise level at 33 34 39 cooling Med 34 39 dB A Outdoor noise level dB A Electrical Data Power supply 220 240V 50Hz 1P Voltage Range 198 264 198 264 198 264 198 264 198 264 ling A 3s 46 60 90 130 Rated current Cooling A 36 5 Heating Cooling w 1 Rated input Hydrophilic amp Louver Fin Innergroover tube type 7 Louver or Corrugated Fin Innergroover tube type 9 52 or 7 Capillary tube Microcomputer controlled reverse system Indoor air circulation Cooling Heating 430 430 530 530 800 850 1100 1100 i 1270 1170 1000 1270 1170 1000 1270 1170 1000 1300 1220 1150 1300 1220 1150 1250 1150 1000 1250 1150 1000 1250 1150 1000 1300 1220 1150 1300 1220 1150 1000 1000 1000 1150 1150 1150 Ro 2 2 9 5 Propeller Propeller Propeller Propeller Propeller 3 840 5 Indoor fan motor output 43 1000 1000 1000 1150 1150 89 9 2 12 5 aan 9127029 ewe 1 1 4 1 1 2 06 35 6 35 6 35 1 4 6 35 1 4 9 52 3 8 1 0 3 0 75 2 1 0 3 0 75 2 1 0 3 0 75 2 1 5x3 0 75x2 4 0 75 2 0 75 O D 16mm 2 5 3 8 012 7 15 88 5 8 1 4 0 2 5 5 9 52 3 8 9 52 35 1 4 1 1 ze 30 X iG o Drainage Pipe uitable area Net dimensions Indoor W x H x D Outdoor
9. DEKKER WALL MOUNTED SPLIT TYPE AIR CONDITIONERS SERVICE MANUAL Models DSH 95 R C DSH 135 R C DSH 265 R C DSH 105 R C DSH 195 R C No TE100409 CONTENTS 1 IMPORTANT NOTICE 2 TECHNICAL SPECIFICATION 3 OPERATION DETAILS 4 WIRING DIAGRAM 5 EXPLOSION VIEW 6 PARTS LIST BERG Air Conditioner Service Manual IMPORTANT NOTICE This service manual is intended for use by individuals possessing adequate backgrounds of electrical electronic and mechanical experience Any attempt to repair the appliance may result in personal injury and property damage The manufacturer or seller cannot be responsible for the interpretation of this information nor can it assume liability in connection with its use The information specifications and parameter are subject to change due to technical modification or improvement without any prior notice The accurate specifications are presented on the nameplate label How to order spare parts To have your order filled promptly and correctly please furnish the following information 1 Model No with Indoor or Outdoor 2 No in the Explosion View 3 Part Name 4 The quantity you ordered DEKKER Air Conditioner Service Manual Technical Specifications Model No DSH 95 R C DSH 105 R C DSH 135 R C DSH 195 R C DSH 265 R C Heating Pump Heating Pump Heating Pump Heating Pump Heating Pump Control type Remote Controller Rated cooling capacity Btu h W 7000 9000 12000 18000 2
10. OOR UNIT MODEL DSH 95 R C BHR 225965555 2055055 PEON LEESON Z S 27 10 24 23 18 12 13 14 15 16 17 17 HPC Air Conditioner Service Manual MODEL DSH 105 R C DSH 135 R C DSH 195 R C EXPLOSION VIEW OUTDOOR UNIT 7 6 8 10 SA SARA Z STG en 55 cim ES 11 18 12 13 24 21 HPC Air Conditioner Service Manual EXPLOSION VIEW MODEL DSH 265 R C OUTDOOR UNIT 7 6 5 4 3 x 10 585595 11 12 19 13 14 25 23 22 21 20 19 18 17 TCL Air Conditioner Service Manual Indoor Unit DSH 95 R C 1 7080030003 Installation Phe I 121025003 le Jr 070020017 oem 10701010 Bearing Mout 1210231201 1070321035 1070251841 Face Frame 10 1070250106 I 12 I5 1070251837 D E 1090320291 Display 1 181070040004 E 20 109025006 Main PCB Digital 21 1073050201 22 23 1070320111 Indoor Motor Cover 24 5 26 Indoor Sensor Assembly 27 29 1090050645 5 30 Right Foaming 5 7 16 17 Not shown in Explosion view am 6 ES NM HER NUM 15 EC ESA 20 EM IN 25 26 EM 29 30
11. OR RED BLACK YELLOW 3 BLUE BLUE BLUE BLUE TLV GRN BLUE FAN CAPACITOR ORG BLUE YLW GRN M Bo YLW GRN AL PART INDOOR UNIT OUTDOOR UNIT PROTECTOR INSIDE HPC Air Conditioner Service Manual WIRING DIAGRAM MODEL DSH 195 R C INDOOR UNIT MAIN CONTROL BLUE CN l YELLOV 1 TRANSFORMER RED ay M BROW WEITE I pa xag AMET aa j RED PART DISPLAY COM GENERATOR CIRCUIT CNS OPTIONAL PART m GREEN RT BROWN BLACK TH2 CNS M N3 T IM EVAPORATOR POWER SUPPLY a MOTOR PROTECTOR CS INSIDE OR OUTSIDE SPEED FEEDBACK FAN MOTOR INDOOR UNIT cta OUTDOOR UNIT COMPRESSOR VALVE M 6 s MP 25 1 RED BLUE a 1 INSIDE OUTSIDE COMPRESSOR BROWN WHITE WEITE CA CAPACITOR RED BLACK YELLOW 3 BLUE BLUE N BLUE BLUE TLW GRN BLUE FAN CAPACITOR ORG BLUE CNT JUNCTION JUNCTION OPT W YLV CRN FAN MOTOR OPTIONAL PART INDOOR UNIT OUTDOOR UNIT PROTECTOR INSIDE HPC Air Conditioner Service Manual
12. ation and turn back to normal vane angle When electric heating closes indoor fan motor go on to run at low speed wind accordingly the vane turns to anti cold windy location BUGLE JINR Soe TAU Sar eE dur At stop the fari Figure 5 Anti cold Wind 2 The following table shows the fault protections When failures happens the PCB alarms and buzzer rings three times Failure code appears and the PCB operates protection procedures 10 HPC Air Conditioner Service Manual Failure code For the machine has LED the code displays on LED for no LED machine the code reflects by the running light Failure Running Light Flash LED Display RT Sensor Failure Once Period E1 IPT Sensor Failure Twice Period E2 Indoor Fan Motor Failure 6 times Period E6 When there is LED displaying failure code the code is displayed statically if there are several failure codes should be reported at the same time then failure codes appears one by one every eight seconds correspondingly Sensor s failure protection when the sensor s temperature is out of the range 50 lt T lt 110 then sensor failue is determined Once RT IPT sensor failures appear the compressor stops and indoor and outdoor fan motors shut off Remote controller deesn t response to any signal except for shutdown During failure the machine can run in fan mode After the failure is settled the PCB restores to standby status b Failure
13. de one hour later the operates Temp ST 1 another one hour later the operates Temp ST 2 after then unchanged 2 From heating mode to sleep mode one hour later the operates Temp ST 1 another one hour later the operates Temp ST 2 after then unchanged 3 the machine will automatically shut up after running 8 hours under sleep mode Timer on start up and sleep mode are implemented at the same time and the sleep mode can not be functioned 7 Timing fuction The timing scale is between 10min to 24h when the time fixed is less than 10 hours the displayed time is shown by 0 5 hour as the unit when the time fixed is more than or equal to 10 hours the displayed time is shown by 1 hour as the unit 8 Emergency switch ON OFF 1 When stand by to operate by pressing the emergency switch as follows To Press the emergency switch in three seconds the buzzer rings once and to release the machine runs into cooling mode if to holding on the buzzer rings twince then the machine runs into heating mode while when the machine is on to press the emergency Switch the buzzer rings once and then the machine shut down 2 The machine is running mandatorily as the selected mode within 30min after emergency operation indoor fan motor is running in high speed and vane board is swinging The machine runs into automatic mode 30min later the selected mode unchanged the set temperature is 23 C the rotate speed of indoor fan moto
14. e minutes later the response is made start up Within 3 min the output as Showing the room temperature indoor fans starts or anti cold airflow the outdoor fan stops 2 With memory controller once being turned off or in case of an accidently power cut the A C is able to retain and restore the original mode when being turned on or the power supply is resumed if the auto restart function activated power down after power on while if the auto restart fundction isn t activated the A C enters standby state Heat pump Mode Initial RT Initial ST Cooling RT226 C 23 C Dehumifying 26 C gt RT220 C 18 C Heating RT lt 20 C 23 C Cooling only Mode Initial RT Initial ST Cooling RT226 C 23 C Dehumifying 26 C gt RT220 C 18 C Ventilating RT lt 20 C Under automatic mode including from automatic converted into dehumidifying Dry mode when the temperature up and down signals from the remote controller is received the setting temperature ST adjusts correspondingly to the current room temperature plus or minus 1 C the automatic regulating temperature range is 2 C 2 Cooling mode 1 The control of the compressor a When RT ST21 C the compressor is running b When RT ST lt 1 C the compressor is off c When 1 CSRT ST lt 1 C the compressor keeps its original state 2 Outdoor fan motor and the compressor run simultaneously except for defrosting 3 The control
15. ed circularly b indoor fan motor s the automatic airflow speed control Indoor fan motor can operate by automatic as shown in Figure 2 ST CRT 1C 2 C 4 C Figure 2 Heating automatic airflow When the temperature changes lead to changes in airflow speed the switch can only be made orderly and every grade of air flow speed runs 1 minute at least 4 Vane motor control run as set state 5 4 way valve control a Under heating mode the four way valve maintains well connected status including the compressor stops on set condition but except for the defrosting process b When the mode switches into the heating mode or start up four way valves will open 5 Seconds before the compressor starts while the mode exits from the heating mode or turn off the four way valve will close 2min after after the shut down the compressor 6 Defrosting function During defrosting once mode switch temperature setting signals received and the buzzer and display make response immediately but the other operations won t implemented until defrosting finished During defrosting the signals of on off timing sleep airflow speed ans swing will be responded but the airflow speed and swing should be in accordance with anti cold air rules Except the above signal processing during defrosting no other signals will be dealt with but only a loud buzz During defrosting electrical heating stops compulsively Defrosting enter and exit pragram Option 1 with jumpe
16. ng Only Air Conditioner or Heat Pump by manufacturer Each time after the remote controller replace batteries or is energized the arrowhead will flashes on the front of Heat or Cool on LCD of the remote controller User can preset the remote controller type depending on the air conditioner type you have purchased as follows Press any button when the arrowhead flashes onthe frontof Cool Cooling Only is set Press any button whenthe arrowhead flashes onthe frontof Heat Heat Pump is set If youdon t press button within 10 seconds the remote controlleris presetas Heat Pump automatically Note If the air conditioner you purchased is a Cooling Only one butyou presetthe remote controller as Heat Pump it doesn t bring any matter Butif the air conditioner you purchased is a Heat Pump one and you preset the remote controller as Cooling Only then you CAN NOT preset the Heating operation with the remote controller HPC Air Conditioner Service Manual Electronic controller 1 Automatic mode 1 Initial RT determines the working mode and ST the mode is determined effective only once unless A C shut down then re started If from other modes switches to autoamatic mode including mode conversion after shutdown it should be that the compress stop more than 3 min then temperature judgement and automatic mode are conducted it can conduct immediately from fan mode switched to automatic the indoor fan stops thre
17. o ES a x AA TOA O8 po ASA 16 O 18 O9 20 E 22 23 24 25 26 2 12 1 14 15 1 17 1 19 20 2 22 2 24 25 2 27 2 Not shown in the Explosion view 31 32 TCL Air Conditioner Service Manual Part List Outdoor Unit DSH 265 R C 0 las 3 lss cm 3 la 1 j 4 1081990060 Outdoor MorSupponer I 17400 ou 1 6 on 1 7 1081990053 ker Grille Suppomer 1081990258 Front Pat Pome RI 071990096 o 1100040068 Compressor And Accessories n 12001 ewsVae 1 I2 fine fewa Valve Assembly E 2 2 2 2 2 2 n 29
18. pressor or the machine in standby is allowed in the meantime Option 2 No Jumper JC and no OPT outdoor sensor when the compressor runs for 45 min if the indoor coil temperature is less than 40 C for 2 min the machine runs into defrosting and lasts for 3min otherwise when the compressor runs for 120 min the machine runs into defrosting automatically and last for 10 min Option 3 No jumper JC but with OPT outdoor sensor When heating when the temperature of outdoor unit under heat exchange is lower than E C 4 C and the compressor runs for 45 min then the machine runs into defrosting and last for 10 min Option 4 When heating when the outdoor fan motor stopped but the compressor not stopped HPC Air Conditioner Service Manual accumulative total 30min then the machine runs into defrosting and last for 8 min if the accumulative total less than 30min but accord with one of the condition option 1 3 them the machine runs into defrosting at the option 1 3 and the accumulative tota time restarts from 0 Conditions for quitting defrostng 1 The quitting conditions for option 1 and option 2 the machine quits from defrosting if any one below condition met a Defrosring time is over b When it runs in defrosting for three minutes the IPT indoor coil temperature rises 15 C or above from the bottom point 2 The quitting conditions for option 3 When OPT 2 20 C or defrosting for more than 10 min then quit from defrosting
19. protection of Indoor PG fan motor If there is no feedback signal of rotate speed within 5 the indoor fan motor stops at the same time the compressor outdoor fan moto four way valve and auxiliary electric heater etc cut downn 10 seconds later the indoor fan motor restarts once there is no feedback signal of rotate speed within 5 seconds either then the machine stops and goes into indoor fan motor failure protection buzzer rings three times and running light flashes at 6 times per 8 seceonds When the failure is confirmed once there is feedback signal the failue is relieved automatic HPC Air Conditioner Service Manual WIRING DIAGRAM MODEL DSH 95 R C DSH 105 R C DSH 135 R C INDOOR UNIT MAIN CONTROL PCB _ BLUE N 7 YELLOV TRANSFORMER i 22 2 OPT Black BLUE WHITE RE PART DISPLAY COM GENERATOR CIRCUIT T OPTIONAL PART W YLW GRN GREEN w lao am M UNM ONER SUPPLY 7a MOTOR PROTECTOR lt INSIDE OR OUTSIDE UNIT OUTDOOR UNIT COMPRESSOR VALVE ON WHITE BLACK 5 MD BLUE BROWN VELTE W INSIDE OUTSIDE COMPRESSOR 1 PROTECTOR APACIT
20. r JC The condition of enter defrosting run into defrosting once any of condition 1 2 and 3 met Air Conditioner Service Manual Condition 1 As shown in figure 3 Defination The followings are all required to meet a IPT1 settles for IPT1 IPTmax AIPT 8 C b tbz50min running time t5 gt 50min the compressor runs cumulatively 15 is removable and could be less than 11 IPT 40 C and lasts 2min Running into defrosting on condition 1 the first running time of set defrosting is F 8min after running a defrosting cycle the defrosting time should be determined and adjusted Figure 3 Condition 2 When running time is more than or equal to 120 min compressor is running accumulatively the indoor temperature is less than 35 for 2 min sustained Running into defrosting under condition 2 defrosting time set is 8 min Condition 3 after the compressor is operating for 20min continuously the indoor temperature is less than 23 C which is anti cold wind temperature when the fan stops running including temperature droping when compressor operating not including the compressor s starting course and the machine runs into defrosting according to any one condiciton as below Running into defrosting under condition 3 defrosting time set is 10 min a Running into the first defrosting in 20 min after start up b The interval from last defrosting equivalent to or more than 50 min stopping the com
21. r is automatic and vane board is swinging too 3 To press the emergency button when the machine operating then the machine runs into stand by state 4 Under emergency operation the Compressor s time lapse protection anti frosting protection in cooling Overheating protection in heating and sensor fault protection and defrost operate are effective 5 Under emergency operation once effective signal from remote controller is received then the machine exits form the emergency mode and operate according to the setting from remote controller 9 Auto restart function 1 The PCB retains the setting parameters in case of power off When the power supply is resumed the machine which has been started up the power off memory function is able to restore into the original running state automatically 2 To press the emergency button and power on and hold on 10 seconds exit from the power off memory function buzzer rings four tomes default no this function 10 Protection Troubleshooting functions HPC Air Conditioner Service Manual 1 Compressor s protection function a The PCB which has Power off memory function once this function is started up the compressor goes along 3min delay protection when power on If the PCB hasn t been started up this function even when the PCB is power on the compressor doesn t process 3 min delay function b Compressor s 3 min interval protection the compressor can t start up until 3 min later e
22. xcept for defrosting process c After the compressor started the compressor s state isn t subject to the changes on ST RT in 3min 2 Anti frosting protection of indoor evaporator If IPT lt 0 detected in consecutive 5 min compressor and outdoor motor stoped indoor fan motor runs at high speed forcibly IPT 2 5 C detected 3min later then outdoor fan is activated And the compressor indoor fan motor restores the original state 3 Overheating protection IPT 2 55 C the outdoor fan stops IPT 2 65 C the compressor stops indoor fan motor runs at high speed forcibly When IPT lt 48 C outdoor fan motor and the compressor open indoor fan motor restores the original state 4 Anti cold wind control in heating a When runing into the heating mode once the compressor fails to comply with the start up conditions the wind speed is regulated according to the coil temperature in 2 min including stopping the indoor fan motor 2 min later the indoor fan motor stops If the compressor starts up within 2 min then operating by Figure 5 Under heating process to close the compressor including the downtime protection the wind speed is regulated according to the coil temperature in 1min including stopping the indoor fan 1min later the fan is stoped forcibly b When the indoor fan motor running at a low speed wind and in anti cold wind operation once electric heating opens the vane immediately withdraws from the anti cold windy loc
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