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Deluxe High Wall Mini Split Service Manual

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2. PART No i DESCRIPTION HMCOSSKDTI E 135301 GRILLE DISCHARGE 3530A20006B R 135314 GRILLE REAR 3530A10176B R 263230 1 THERMISTOR ASSEMBLY 6323A20028A R 263230 2 THERMISTOR ASSEMBLY 6323A20026A R 430410 BASE ASSEMBLY OUTDOOR 3041AP7177D R 435511 COVER ASSEMBLY CONTROL OUTDOOR 3551A10044B R 435512 COVER ASSEMBLY TOP OUTDOOR 3H03266H R 437211 PANEL ASSEMBLY FRONT OUTDOOR 3721A10109A R 447910 BARRIER ASSEMBLY OUTDOOR 4791 10019 546810 MOTOR ASSEMBLY OUTDOOR 4681AR1392X R 548490 ACCUMULATOR ASSEMBLY MECH 5211A21233B R 552112 TUBE ASSEMBLY CONDENSER IN 5211A11010C R 552113 TUBE ASSEMBLY CONDENSER OUT 5211A12001C R 552117 TUBE ASSEMBLY SUCTION OUTDOOR 5211A10446C R 554031 CONDENSER ASSEMBLY BENT 5403A20168C R 559010 FAN ASSEMBLY PROPELLER 5901A10033A R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A00002B R 668711 1 PWB PCB ASSEMBLY MAIN AC 6871A20500B R 668711 2 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A20479B R 137213 1 PANEL ASSEMBLY SIDE 3721A10110A R 137213 2 PANEL ASSEMBLY SIDE 3721 10111 552203 1 VALVE SERVICE 2H01890U R 552203 2 VALVE SERVICE 2H02479R R 554160 1 COMPRESSOR 2520UHGK2EA R 554160 2 COMPRESSOR 2520UMMK2BA R 561411 1 COIL ASSEMBLY EXPANSION 6141A20018D R 561411 2 COIL ASSEMBLY EXPANSION 6141A20018E R 561411 3 COIL ASSEMBLY EXPANSION 6141A20018F R WOCZZ 1
3. lt Dwa x gt 1 gt dde SSMUS gt N Sep wor um sti D ut mA INV aT CNW SvO A On A ous AMP 29 n mon wenn D CER 4 BER A lt CEN gt ui Dw Qu aom wera T woaz web ele TS kur M Most let ale wooo wan Omm e e fed D lt amp x HIE 7 wo ND 19 Service Manual Functions B Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Maintains the room temperature in accordance with the Setting Temp Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low Chaos Operation indication Lamps LED Lights up in operation 5 Lights up in Sleep Lights up in Timer Mode Lights up in Deice Mode for Heat pump model OUT DOOR Lights up in Compressor operation for Cooling model Health Dehumidification Operation Intermittent operation of fan at low speed Sleep Modo Auto Control Deice defrost control Heating The fan is switched to low Cooling med Heat
4. F1 FUSE 250V 2 5A CAPACITOR TM TB TERMINAL BLOCK CN CONNECTOR RY RELAY CN COM 3 50 d THERMISTOR PIPE THERMISTOR AIR CN TH1 CN POWER1 CN POWER2 J BK WH BL IRD 4WV AWAY VALVE SV SOLENOID VALVE o o MAINDCPCBASSY 0 7 THERMISTOR DISCHARGE1 THERMISTOR DISCHARGE2 3854A24002D 3854A24002C HMHO036KDT1 OUTDOOR WIRING DIAGRAM TM POWER A B c WH 10 POWER SUPPLY KN EER gt 2 N TM PILLAR INDOOR BI P 30 94 YL q RY COMP B 3 4 F2 FUSE 250V T3 15A UNIT A BR F1 BL 4 c TO RD F1 INDOOR BK lt UNIT B BR lt BL 4 RD lt Fl INDOOR BK lt o o o o o o o o o UNIT C BR lt F1 BL lt F1 FUSE 250V 2 5A Co CAPACITOR TM TB TERMINAL BLOCK CN CONNECTOR RY RELAY CN COM 1 MAIN AC PCB ASSY CN COM 2 CN COM 3 CN POWER1 CN POWER2 BK WH CN FAN BK CN TH1
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6. ww Capillary Solenoid Valve LEV X 3 Way Valve X 2 Way Valve 12 MPS Multi Air Conditioner Wiring Diagram Wiring Diagram Indoor Unit HMC036KDT1 HMH036KDT1 Outdoor Unit CN MOTOR CN POWER MAIN PCB ASSY FORCED OPERATION AUTO RESTART REMOTE CONTROL THERMISTOR OUT PIPE 9 THERMISTOR IN PIPE AIR 9 STEP MOTOR CN DISP1 PILLAR TERMINAL 5 DISPLAY PCB ASSY 1 od TO OUTDOOR UNIT INDOOR WIRING DIAGRAM HMC036KDT1 OUTDOOR WIRING DIAGRAM LEV LEV LEV gt WH TY WH 10 POWER GN YL pe WH SUPPLY e 2 N TM PILLAR 00009 CN LEV A CN LEV B CN LEV C RY COMP A 3 4 YL RY COMP B 35 64 F1 F2 FUSE 250V T3 15A BK lt BR F1 CN COM 1 BL RD MAIN AC PCB ASSY 4 CN FAN BR F1 2 9 0 0 BL lt 6 60 H RD F1 BK 4 BR lt CN RY_SV lt o o o lt o o F1
7. BL RD 4WV 4WAY VALVE SV SOLENOID VALVE OD MAIN DC PCB ASSY 0 to o1 GNYL E Service Manual THERMISTOR PIPE THERMISTOR AIR THERMISTOR DISCHARGE1 THERMISTOR DISCHARGE2 3854A24002B 13 Electronic Control Device E Electronic Control Device Indoor Unit MAIN P C B DC ASM gt DIP QNU K9 dodao CN TH2 CN L R dog SW iF B 1 905 jap egi CN HVB CN SW 6870A901 ASM 6871A205 14 MPS Multi Air Conditioner Electronic Control Device e vena esoe osos 15 Service Manual e e 3 3 me leme PCB P N 6870A90186A ASM P N 6871A20479A ICI ane aaa 888 see ee 0 1 Leo 114 52 PCB P N 6870A90195A ASM P N 6871A20500 04 O L
8. DELUXE HIGH WALL MINI SPLIT SERVICE MANUAL MODEL HMCO36KDT1 HMH036KDT1 CAUTION SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL International Comfort Products Multi Air Conditioner Service Manual TABLE OF CONTENTS Safety Precaullols uc u u 3 AD6 t MPS uu E PTS 7 Product Speciflcatlofis uN s ws el 8 Dimensi ns ns 10 Refrigeration Cycle Diagram ono etra hee mettait enin be iate iens 12 Wiring Diagram 13 Electronic CORRECT PEE boob bd c tbc 14 Schematic Diagram u an uu as u ne er ua rec Mr eld fer its 17 s 20 Op ration DetailS mec 23 PA CREDAT MT 30 Cycle Troubleshooting Guide niea retenti eed ee 34 Electronic Parts Troubleshooting Guide sene 35 I stallati eM EE 42 56 Disassembly of the parts Indoor nennen nena 58 Exploded View and Replacement Parts List sssssssssssseeeeneeeen nennen 60 2 MPS Multi Air Conditioner Safety Precautions Il Safety Precautions To prevent injury to the user or
9. NA N O ROY DOGO ec9c DI w 3 co0 eToro ese 9 eneo eJd jeje 9 a e o 15 fe Outdoor Unit MAIN P C B DC ASM Electronic Control Device Display P C B ASM 16 MPS Multi Air Conditioner Schematic Diagram Indoor Unit
10. Noise Level dB A at 230V Hi Med Low Outdoor 54 Cooling 4 020 4 020 2 530 2 530 1 340 1 340 Input Heating _ _ _ Runnig Cooling 17 9 17 9 11 6 11 6 5 9 5 9 A 208 230V Current Heating E E R Cooling Btu h w 8 5 8 9 9 0 9 5 8 5 8 9 Heating _ _ _ Indoor 888x287x170 Dimensions W x H x D mm Outdoor 870 x 1060 x 320 Indoor 9 Net Weight kg Outdoor 78 Liquid 6 35 1 4 Service Valve mm Inch Gas 12 7 1 2 Refrigerant R 22 g 2 500 _ _ at 7 5m Airflow Direction Control Up amp Down Remote Controller Type L C D Wireless Sleeping Operation Drain Hose 8 MPS Multi Air Conditioner Product Specifications Operation e Uni Uni Uni emarks Unit 3 Unit On 2 UnitOn 1 Unit On Cooling Capacity 34 600 36 000 23 040 24 000 11 500 12 000 208 230V Btu h kcal h Heating Capacity _ _ Moisture Removal 1 0 3 6 2 4 1 2 at 230V Power Source g V Hz 10 208 230V 60Hz uu Indoor _ _ 8 Air Circulation m min Outdoor 63 Indoor _ _ 40 38 36 Noise Level dB A at 230V Hi Med Low Outdoor 54 Cooling 3 920 3 920 2 660 2 660 1 500 1 500 Input Heating Runnig Cooling 17 5 17 5 12 2 12 2 6 7 6 7 A 208 230V Current Heating E E R Cooling Btu h w 8 8 9 2 8 7 9 0 7 7 8 C O P Heating Indoor 888 x 287 x 170 Dimensions W x H x D mm Outdoo
11. Remove the service port nut and connect the gauge manifold and the vacuum pump to the service port by the charge hose 4 Vacuum the indoor unit and the connecting pipes until the pressure in them lowers to below 76cmHg 5 Disconnect the charge hose and fit the nut to the service port Tightening torque 1 8kg m 6 Remove the valve stem nuts and tully open the stems of the 2 way and 3 way valves with a hexagon wrench 7 Tighten the valve stem nuts of the 2 way valve and 3 way valve N NW Liquid side Outdoor unit JE NW Liquid side 27 Closed ole Hi handle OPEN Service Manual 53 Installation 7 Maximum Len Multi Piping Type Max total length length of Min length of E T Max elevation Capacity Btu h of all pipes each pipe each pipe ndoorunitand between indoor A B C A B C outdoor unit h1 units h2 36k 45m 15m 3m 7 5m 7 5m 148ft 49 2ft 9 8ft 24 6ft 24 6ft ere i Pipe Size ndoor Capacity Te w Additional Btu h Btu h Gas Liquid Standard Length Refrigerant n 7 5m 30g m 12K 1 2 L 24 6ft 0 3202 ft Oil trap h2 h2 CAUTION Capacity is based on standard length and maximum allowance length is on the basis of reliability Oil trap should be installed every 5 7 me
12. WISO O oa 1E 53 Z or esa z z Sv le T 102 D1 DISUHZU HITHO H6 HBYO Hp HEYO HODHO HLYO Hi ECO p R e S S e Q s s s t v 4 d 4 gt 2112 s s AOS SK oec WOSD ec e P vov sls VAIT NO E E f 12051 7 c 00 gt gt t A tsa t m T 8 dinC5 A osa t HNV ngu Nous t E asus 4 lt THL ND SARN cra A OY gt lt gt 22 HS08 gt 2 lt om gt lt lt T T td HE gt 38 n pr wota td LE Ztob bb eo b b 2 bb ees mie 4 AES Sala ATPWOL8dNL WOOIW Outdoor Unit Schematic Diagram ir Conditioner MPS Multi 18 Schematic Diagram aod o sive fear ele 9 lt un 4
13. starting of heating operation and more than 10 minutes operation of compressor Defrost ends after 9 6 minutes passed from starting of defrost operation or after the outdoor fan operates within max 2 minutes 30 seconds when the outdoor pipe temperature rises over 12 even it before 12 min utes The second defrost starts only when the outdoor pipe temperature falls below 6 C after 45 minutes passed from ending of the first defrost and more than 10 minutes operation of compressor Heating overload H P models Outdoor fan ON OFF by sensing outdoor pipe temperature Outdoor fan is OFF if pipe temperature is over 6 5 and outdoor fan is ON if pipe temperature is below 0 Outdoor fan is off if any one part is heating overload condition 24 MPS Multi Air Conditioner Operation Details Fuzzy Operation C O Model According to the temperature set by Fuzzy rule when the intake air temp is 0 5 C or more below the setting temp the compressor is turned off When 0 5 or more above the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp 0 5 Compressor OFF Temp 2 Setting Temp 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 lt Intake Air Temp D 25 C 24 lt Intake Air Temp lt 26 C gt Intake Air Temp 1 22 lt Intake Air Temp lt 24 C gt Intake Air Temp 0
14. MPS Multi Air Conditioner Electronic Parts Troubleshooting Guide 7 Outdoor unit d Check Outdoor Unit PCB Board Operation Check in Outdoor Items Content Remedy Power Transformer Outdoor unit About AC220V 240V 10 Check the power voltage Replace Trans Input Voltage About AC14 3V Output Voltage e DC 12V Replace IC01D 1C01D 7812 Output Indoor Outdoor unit DC 5V Replace IC02D IC02D 7805 Output Indoor Outdoor unit lt Replace faulty parts e ICO1A KIA7036 Reset IC X01 8MHz IL Turn off Main Power JL Check the electrical wiring diagram of outdoor side Check the abnormal condition for the component of Compressor Outdoor Fan Motor 4 way Check the open or short of connecting wires between indoor and outdoor 8 Communication ei The control data can be transmitted or received between indoor and outdoor unit with one signal cable If the data be disturbed by any noise level and misconnection the unit will be operated incorrectly In this case the indoor unit blinks the operation and operation LED on display and indoor fan outdoor fan COMP are not operated The unit can be reoperated by On Off control of Remocon Service Manual 41 Installation B Installation 1 Installation 1 Selection of the best location 1 Indoor unit There should not be any heat source o
15. Mode Remaining Time of Sleep Timer unit of hour FORCED OPERATION AUTO RESTART REMOTE CONTROL Slide Switch Forced Operation C O Model To operate the appliance by force in case that the remote control is lost the forced operation selection switch is on the main unit of the appliance to operate the appliance in the standard conditions When the power is supplied while the slide switch is on the forced operation position or when the slide switch position is switched to the Auto Restarting position or test operation or switched from the remote control posi tion to the forced operation position while the power is on the forced operation is carried out When the slide switch position is switched from the forced operation position to the Auto Restarting position or the remote control position the forced operation is canceled and the appliance stops operating The forced operation is carried out in cooling mode with the setting temperature 22 C and the high speed of airflow While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation Forced Operation H P Model To operate the appliance by force in case that the remote control is lost the forced operation selection switch is on the main unit of the appliance to operate the appliance in the standard conditions When the power is supplied while the slide switch is on the forced
16. THERMISTOR ASSEMBLY 6323A20024A 6323A20024A R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20025M 6711A20026T R 268712 PWB PCB ASSEMBLY DISPLAY 6871A30009Q 6871A30009Q R 268714 PWB PCB ASSEMBLY MAIN 6871A20502B 6871A20502A R 342800 BEARING 3H02821B 3H02821B R 346812 MOTOR ASSEMBLY DC 4681AR2295H 4681AR2295H R 35211B TUBE ASSEMBLY TUBING 2H02449J 2H02449J R 852150 HOSE ASSEMBLY DRAIN 5251AR2575H 5251AR2575H R 854210 EVAPORATOR ASSEMBLY FIRST 5421A20032D 5421A20032D R 859011 FAN ASSEMBLY CROSS FLOW 5901AR6141C 5901AR6141C R 783010 PLATE ASSEMBLY INSTALL 1H00843A 1H00843A R 135314 GRILLE ASSY INLET SUB 3531A10032W 3531A10032X R Service Manual 61 Exploded View and Replacement Parts List 2 Outdoor Unit _ HMC036KDT1 Y5 J LT ere 77 62 MPS Multi Air Conditioner Parts List Outdoor Unit Exploded View and Replacement Parts List
17. heat proof electrical wiring capable of withstanding temperature up to 167 3 Use outdoor and waterproof connection cable rated more than 300V for the connection between indoor and outdoor unit For example Type SJO WA 2 N WARNING 2 Be sure to comply with local codes while running the wire from the indoor unit to the outdoor unit size of wire and wiring method eto Every wire must be connected firmly No wire should be allowed to touch refrigerant tubing the compressor or any moving parts Installation Outdoor unit Terminal block Over 5mm Holder for power supply cord Cover control Connecting cable CAUTION The power cable connected to the outdoor unit should be complied with the following specifications UL recognized and CSA certified AWG 12 The connecting cable connected to the indoor and outdoor unit should be complied with the following specifications UL recognized and CSA certified Service Manual 49 Installation Connection method of the connecting cable Example 1 Dismount two caps on the conduit panel 2 Make a hole appropriate for the passage of connec tion cable through on cap by tool for low voltage line 3 Pass the connecting cable through the hole 4 Properly connect the cable on the terminal block 5 Fix the connection cable with clamp cord provided on the unit not to have strain at the termi
18. inside the cover control and carry out the correct field wiring Wrong wiring can cause the unit to misoperate to result in a fire hazard Check local electrical codes and any specified wiring instructions or limitations 2 Attach the Grille onto the cabinet Grasp lower the left and right side of the Grille and engage four tabs on the top inside edge of the chassis Press the Grille toward the chassis until it will be back into place Service Manual 51 Installation 1 To remove the front panel from the indoor unit remove the front panel from the indoor unit cabinet Set the air direction louvers up and down to the posi tion horizontally by hand Remove the securing screws that retain the front panel Pull the lower left and right sides of the grille toward you and lift it off 9K Btu models 2EA 12K Btu models SEA Screw 2 To check the drainage E Pour a glass of water on the evaporator W Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit 3 Drain piping The hose should point downward for easy drain flow Downward slope E Do not make drain piping Do not raise X Accumulated x drain Tip of drain hosex Less than t dipped in water 50mm gap V FA ry n i i Water Water Waving Dih leakage leakage 52 MPS Multi Air Condit
19. is detected when rotating the Vertical Louver with hands Normal Check the connecting condition of CN U D Connector Check the soldering condition on PWB of CN U D Connector s Check the operating circuit of the Vertical Louver e Confirm that there is DC 12V between pin RED of CN U D and GND lr If there are no problems after above checks Confirm the assembly conditions that are catching and interfering parts in the rotation radial of the Vertical Louver Service Manual 39 Electronic Parts Troubleshooting Guide 6 When Heati Turn ON Main Power Operate Heating Mode 3 by setting the desired temperature of the remote control is higher than one of the indoor temperature by 2 C at least Jb In heating Mode the indoor fan operates in case the pipe temperature is higher than 28 C Check the connector of intake and pipe sensor thermistors e Check the related circuit of RO2H 12 1K RO1H 1 0K RO4H 6 2K ROSH 1 0K Check the indoor room temperature is disconnected or not about 10KQ at 25 C Check the indoor pipe temperature is disconnected or not about 5KQ at 25 C SE Check if connection line Indoor Outdoor is complied with Wiring Diagram IL Good connection Bad connection JI L Check Outdoor Unit PCB Ass y Correct connection line 40
20. nuts are removed from the indoor unit as some gas is charged to prevent the inside of the pipe from rusting Fit the copper pipe end into the Bar of flare tool about 0 0 5mm higher See illustration Flare the pipe ends 4 Tape the flaring portion to protect it from the dust or damages 44 MPS Multi Air Conditioner Pipe cutter 912 7 mm 1 2 gt 0 0 5 mm 99 52 mm 3 8 0 0 5 mm 96 35 mm 1 4 gt 0 0 5 mm Handle Bar 57 4 D G Copper pipe Improper flaring Y e P T Inclined Surface Cracked Uneven damaged thickness When properly flared the internal surface flare will evenly shine and be of even thickness Since the flare part comes into contact with the connec tors carefully check the flare finish Installation 2 Connection of Pipings 1 Remove the installation plate Pull the two A marked portion of bottom of the chassis and pull the installation plate out of chas Sis 2 Route the drain hose and the indoor tubing For left rear piping 3 Route the tubing and the drain hose straight backwards see figure 4 Insert the connecting cable into the indoor unit through the piping hole Do not connect the cable to the indoor unit Make small loop with the cable for easy nection later To remove the holder press the bottom of the chassis near the holder upwards the
21. personal injury 6 MPS Multi Air Conditioner About MPS HH About MPS MPS Multi Pow Conventional On Off Operation During a Conventional Air Conditioning Cycle the Compressor must turn on and off to reach desired Temperature setting A large portion of power is used during Restart This causes unnecessary power 0 05 0 10 0 15 0 20 consumption Operation time min Indoor Temp C MPS Multi Power System is a power saving system With Two rotary compressors of different capacity 6096 eios een es aU A o e E cU ONU PE ATTE amp 40 Operating an A C at high power until it reaches desired temperature 10096 operation 2 40 operation Indoor Temp And when it reaches the temperature 0 05 0 10 0 15 0 20 only the 40 Capacity rotary Operation time min Compressor operates Service Manual 7 Product Specifications l Product Specifications 1 HMC036KDT1 Operation 3 Unit On 2 UnitOn 1 UnitOn Remarks Item Cooling Capacity 34 200 36 000 22 800 24 000 11 400 12 000 208 230V Btu h kcal h Heating Capacity Moisture Removal 1 h 3 6 2 4 1 2 at 230V Power Source g V Hz 10 208 230V 60Hz Mum Indoor _ 8 Air Circulation m min Outdoor 63 i Indoor _ _ 40 38 36
22. the wire end with a wire cutter or wire cutting pli ers then strip the insulation to expose the strand wiring about 10mm 3 8 2 Using a screwdriver remove the terminal screw s on the terminal plate 3 Using a round terminal fastener or pliers securely clamp each stripped wire end with a round terminal 4 Position the round terminal wire and replace and tighten the terminal screw using a screwdriver 50 MPS Multi Air Conditioner High voltage Solid wire n gt N Insulation Strand wire 1 C Sas iE oun E terminal 5 Low voltage Loosening the terminal block screw Fastening the wire tightly Connecting cable Installation 2 CAUTION power plug is not to be used provide a circuit breaker between power source and the unit as shown below Main power source Fuse or breaker Capacity 19 230 208V 15A 19 230 208V 20A Air Power source Conditioner L Circuit Breaker Use a circuit breaker or time delay fuse 19 230 208V 30A Connect the cable to the indoor unit 1 Connect the wires to the terminals on the control board individually according to the outdoor unit con nection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respec tively Refer to Wiring diagram on page11 A WARNING Be sure to refer to the wiring diagram label
23. to be effected by the temperature of Heat Exchanger EVA d When the sensor circuit for indoor temperature and connector are in bad connection or are not engaged Compressor Outdoor Fan is stopped e Check the related circuit of RO2H 12 1K RO1H 1 0K RO4H 6 2k RO3H 1 0K Indoor unit e Check the indoor temperature sensor is disconnected or not About 10 at 25 C d Check if connection line Indoor Outdoor is complied with Wiring Diagram l L Good connection Bad connection l L Check Outdoor Unit PCB Ass y Correct connection line Service Manual 37 Electronic Parts Troubleshooting Guide 4 When indoor Turn off Main power i Check it Indoor Outdoor the connection line is complied with Wiring Diagram IL Bad connection Good connection Correct connection line Check the line fuse in the outdoor unit d Check the connection of CN MOTOR d check the operation of blower by manual d Check POLY S W in indoor PCB Ass y a If it is opened If it is shorted Exchange Indoor PCB Ass y Check the outdoor PCB Ass y 38 MPS Multi Air Conditioner Electronic Parts Troubleshooting Guide Confirm that the Vertical Louver is normally geared with the shaft of Stepping Motor If the regular torque
24. transmitter Transmits the signals to the room air conditioner Signal transmitter Flip up door closed 56 MPS Multi Air Conditioner START STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again OPERATION MODE SELECTION BUTTON Used to select the operation mode ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature INDOOR FAN SPEED SELECTOR Used to select fan speed in four steps low medium high or CHAOS JET COOL Used to start or stop the speed cooling Speed cooling operates super high fan speed in cooling mode CHAOS SWING BUTTON Used to stop or start louver movement and set the desired up down airflow direction 2 Name and Fi REMOTE CONTROL Signal transmitter Transmits the signals to the room air conditioner r Signal transmitter SERRA OHS p H EE Ed rf OOO Operation ON OFF TIMER BUTTONS Used to set the time of starting and stopping operation TIME SETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTONS Used to set the timer when the desired time is obtained and to cancel the Timer operation SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating turns indoor fan on off ROOM TEMPERATURE CHECKING B
25. valve on the charge set to purge the air Be careful of the liquid refrigerant The procedure is the same if using a gas cylinder 3 Open the low handle on the gauge and charge the system with liquid refrigerant Stopping partway will allow the gas to be dis charged If the system has been charged with liquid refrigerant while operating the air conditioner turn off the air conditioner before disconnecting the hose If the system can not be charged with the speci 5 Mount the valve stem nuts and the service port fied amount of refrigerant it can be charged with a little at a time approximately 150g each time while operating the air conditioner in the cooling cycle however one time is not suffi cient wait approximately 1 minute and then repeat the procedure pumping down pin nut Use torque wrench to tighten the service port nut to a torque of 1 8 kg m 4 2kg m 5 5kg m Be sure to check for gas leakage Service Manual 33 Cycle Troubleshooting Guide Cycle Troubleshooting Guide Trouble analysis 1 Check temperature difference between intake and discharge air and operating current Temp Difference Operating Current Notice Temp difference Current approx 0 less than 80 of rated current Temp difference Current approx 8 less than 80 of rated current Temp difference Current less than 8 C the rated
26. 5 C 18 lt Intake Air Temp lt 22 C gt Intake Air Temp Intake Air Temp lt 18 C D 18 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the temperature Fuzzy Operation H P Model When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temp at that moment as follows 24 C lt Inatake Air Temp 2 Fuzzy Operation for Cooling 21 lt Inatake Air lt 24 2 Fuzzy Operation for Dehumidification Inatake Air Temp 21 C 2 Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 or more below the setting te
27. A R 561410 2 COIL ASSEMBLY SOLENOID 6141A20022A R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A00002A R 668711 1 PWB PCB ASSEMBLY MAIN AC 6871A20500B R 668711 2 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A20479A R 137213 1 PANEL ASSEMBLY SIDE 3721 10110 137213 2 PANEL ASSEMBLY SIDE 3721 10111 552203 1 VALVE SERVICE 2H01890U R 552203 2 VALVE SERVICE 2H02479R R 554160 1 COMPRESSOR 2520UHGK2EA R 554160 2 COMPRESSOR 2520UMMK2BA R 561411 1 COIL ASSEMBLY EXPANSION 6141A20018D R 561411 2 COIL ASSEMBLY EXPANSION 6141A20018E R 561411 3 COIL ASSEMBLY EXPANSION 6141A20018F R WOCZZ 1 CAPACITOR DRAWING 0CZZA20007Q R WOCZZ 2 CAPACITOR DRAWING 2H01451S R 567502 O L P 2H00599W R 55211F TUBE ASSEMBLY SOLENOIDE 5211 00007 738290 MANUAL OWNERS 3828A22014K R 738281 MANUAL SERVICE 3828A20412R R Service Manual 65 April 2004 P No 3828A20412R Printed in Korea
28. CAPACITOR DRAWING 0CZZA20007Q R WOCZZ 2 CAPACITOR DRAWING 2 01451 567502 O L P 2H00599W R 738290 MANUAL OWNERS 3828A22014K R 738281 MANUAL SERVICE 3828A20412R R Service Manual 63 Exploded View and Replacement Parts List HMH036KDT1 64 MPS Mulli Air Conditioner Parts List Outdoor Unit Exploded View and Replacement Parts List PART No DESCRIPTION HMHOSSKDTI ne 135301 GRILLE DISCHARGE 3530A20006B R 135314 GRILLE REAR 3530A10176B R 263230 1 THERMISTOR ASSEMBLY 6323A20028A R 263230 2 THERMISTOR ASSEMBLY 6323A20026A R 430410 BASE ASSEMBLY OUTDOOR 3041AP7177D R 435511 COVER ASSEMBLY CONTROL OUTDOOR 3551 10044 435512 COVER ASSEMBLY TOP OUTDOOR 3H03266H R 437211 PANEL ASSEMBLY FRONT OUTDOOR 3721 10109 447910 BARRIER ASSEMBLY OUTDOOR 4791A10019B R 546810 MOTOR ASSEMBLY OUTDOOR 4681AR1392X R 548490 ACCUMULATOR ASSEMBLY MECH 5211A21233A R 552112 TUBE ASSEMBLY CONDENSER IN 5211A11010C R 552113 TUBE ASSEMBLY CONDENSER OUT 5211A12001C R 552116 TUBE ASSEMBLY REVERSING 5211A10448A R 554031 CONDENSER ASSEMBLY BENT 5403A20168A R 559010 FAN ASSEMBLY PROPELLER 5901A10033A R 561410 1 COIL ASSEMBLY REVERSING VALVE 6141A20021
29. UTTON Used to check the room temperature C TO F SWITCHING BUTTON RESET BUTTON Used prior to resetting time or after replacing batteries Service Manual 57 Disassembly of the parts Indoor unit Disassembly of the parts Indoor unit Warning Disconnect the unit from power supply before mak ing any checks Be sure the power switch is set to OFF To remove the Grille from the Chassis Set the up and down air discharge louver to open position horizontally by finger pressure Remove the securing screws To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward 1 To remove the sensor housing connect step motor conductor with sensor holder Motor Evaporator amp P C B Motor Conductor Sensor Conductor Step Motor Conductor 58 MPS Multi Air Conditioner Disassembly of the parts Indoor unit 2 To remove the Control Box Remove securing screws Pull the control box out from the chassis care fully 3 To remove the Discharge Grille Pull the discharge grille out from the chassis carefully 4 To
30. ain Power uet Does beeping sound is made from the Indoor Unit B Check the voltage of power About AC 220V AC240V 60Hz Primarily the operating condition of Micom is OK Main power s voltage Voltage applied to the unit IL Connecting method of Indoor Outdoor connecting cable e Check Fuse Outdoor PCB Ass y Check each load Indoor Outdoor Fan Motor Check Varistor Compressor Stepping Motor etc and contacting ZNR 1J Outdoor PCB Ass y condition of related connector xo Check the connection housing for contacting Connector related to CN DC AC Display PWB Ass y Check es PCB Board Operation Check Items Content Remedy Power Transformer Outdoor unit About AC220V 240V 10 Check the power voltage Input Voltage About AC14 3V Replace Trans Output Voltage e DC 12V e C01D 7812 Output Replace IC01D Indoor Outdoor unit e DC 5V IC02D 7805 Output Replace IC02D Indoor Outdoor unit Voltage of Micom No 2 e ICO1A KIA7036 Reset IC DC 4 5V over and Soldering condition Replace faulty parts X01 8MHz Service Manual 35 Electronic Parts Troubleshooting Guide 2 The produc Turn on Main Power es While the compressor has been stopped the compressor does not operate owing to the delaying function for 3 minutes after stopped l1 low sp
31. asily 46 MPS Multi Air Conditioner Connecting cable Press the lower left and right side of the unit against the Installation Plate until the hooks engage with their slots sound click Drain hose Indoor unit nut Pipings Spanner K Torque wrench Plastic bands Insulation material Gg FC eese CC Wrap the insulation material around the connecting portion Installation 9 Set the pipings and the connecting cable to the back of the chassis with the tubing holder Hook the edge of tubing holder to tap on chas sis and push the bottom of tubing holder to be engaged in the bottom of chassis 10 Indoor unit installation Hook the indoor unit onto the upper portion of installation plate Engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate Ensure the hooks are properly seated on the installation plate by moving it in left and right 4 Drain hose Press the lower left and right side of the unit against the Installation Plate until the hooks engages with their slots sound click Service Manual 47 Installation 1 Connecting the pipings to the Outdoor unit 1 Align the center of the pipings and sufficiently tighten the flare nut with fingers 2 Finally tighten the flare nut with torque wrench until the wrench click
32. atically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues 26 MPS Multi Air Conditioner Operation Details E Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached If the appliance is on pause at the time set by the timer the pause continues E Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is reached after 1 2 3 4 5 6 7 0 cancel hr is input by the remote control while in appli ance operation the operation of the appliance s
33. ccording to the intake air temp at that time 26 C lt Intake Air Temp D 25 C 24 C lt Intake Air Temp lt 26 C gt Intake Air Temp 1 C 22 C lt Intake Air Temp lt 24 C 2 Intake Air Temp 0 5 C 18 C lt Intake Air Temp lt 22 C gt Intake Air Temp Intake Air Temp lt 18 C gt 18 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temp is 3 or more above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting Temp 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 20 C lt Intake Air Temp gt Intake Air Temp 0 5 C Intake Air Temp lt 20 C D 20 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature autom
34. current Temp difference over 8 C All amount of refrigerant leaked out Check refrigeration cycle Refrigerant leakage Clog of refrigeration cycle Defective compressor Excessive amount of refrigerant Normal Temperature difference between intake and discharge air depends on room air humidity When the room air humidity is relativery higher temperature difference is smaller When the room air humidity is relatively lower temperature difference is larger 2 Check temperature and pressure of refrigeration cycle Suction pressure Compared with the normal value Temperature Compared with the normal value Cause of Trouble Description High Defective compressor Current is low Defective 4 way reverse valve Higher Normal Excessive amount of High pressure does not quickly refrigerant rise at the beginning of operation Insufficient amount of Current is low Lower Higher refrigerant Leakage Clogging Current is low Notice 1 The suction pressure is usually 4 5 6 0 kg cm G at normal condition 2 The temperature can be measured by attaching the thermometer to the low pressure tubing and wrap it with putty 34 MPS Multi Air Conditioner Electronic Parts Troubleshooting Guide l Electronic Parts Troubleshooting Guide 1 The Out Refer to Electronic Control Device drawing and Schematic diagram Turn off Main Power Job After 10 seconds Turn on M
35. eed by force When the compressor stopped Indoor Fan is driven by a low speed At this point the wind speed is not controlled by the remote controller When operated in the Sleeping Mode the wind speed is set to the d EL Cause by the remote control Caused by other parts except the remote control d When the mark 34 is displayed in LCD screen replace battery d d When the detect switch double key inside the remote controller door is fault it is impossible to operate temperature regulating A w and wind speed selecting Check the contact of CN DISPI connector lE d Check DISP PWB Ass y Voltage between CN DISP1 5 DC 5V Check the connecting circuit between the remote con troller MICOM No R17 2Q IR LED Q1 R16 2 2KQ ae Check point 36 MPS Multi Air Conditioner e Check the connecting circuit between PIN RO1L 1K CO1L 680PF MICOM PIN Check Receiver Ass y Electronic Parts Troubleshooting Guide 3 When cooling Turn on Main Power d Operate Cooling Mode by setting the desired temperature of the remote controller is less than one of the indoor temperature by 1 at least d When in Air Circulation Mode Compressor Outdoor Fan is stopped d Check the sensor for indoor temperature is attached as close as
36. ep Timer Indicator On while in sleep timer mode off when sleep timer cancel or appliance operation pause Timer Indicator On while in timer mode on off off when timer mode is completed or canceled Defrost Indicator Off except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 below the setting temp the compressor and the outdoor fan stop When it reaches 0 5 C above the setting temp they start to operate again Compressor ON Temp gt Setting Temp 0 5 C Compressor OFF Temp gt Setting Temp 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compressor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature 1 detected and the setting temp is automatically set according to the intake air temperature 26 lt Intake Air Temp gt 25 24 lt Intake Intake Air Temp lt 26 C 2 Intake Air Temp 1 C 18 lt Intake Intake Air Temp lt 24 C 2 Intake Air Temp 0 5 C Intake Air Temp lt 18 C gt 18 Service Manual 23 Operation Details While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temp is between compressor on temp and compr
37. essor off temp 10 min dehumidifica tion operation and 4 min compressor off repeat Compressor ON Temp 2 Setting Temp 0 5 C Compressor OFF Temp 2 Setting Temp 0 5 C e 10 min dehumidification operation the indoor fan operates with the low airflow speed Heating Mode Operation H P model When the intake air temp reaches 3 above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting 3 e While in compressor the indoor fan is off when the indoor pipe temp is below 20 C when above 28 C it operates with the low or setting airflow speed When the indoor pipe temp is between 20 C and 28 C it oper ates with Super Low while in sleep mode with the medium airflow speed While in compressor off the indoor fan is off when the indoor pipe temp is below 33 C when above 35 C it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the outdoor fan is turned on off according to the indoor pipe temp While in defrost control both of the indoor and outdoor fans are turned off Defrost Control H P model Defrost operation is controlled by timer and sensing temperature of outdoor pipe The first defrost starts only when the outdoor pipe temperature falls below 6 after 45 minutes passed from
38. he air conditioner at the cooling cycle and stop it when the gauge indicates 1kg cm g Immediately set the gas side valve to the closed position Do this quickly so that the gauge ends up indi cating 1kg cm9 Disconnect the charge set and mount the liquid side and gas side valve caps and the service port nut Use torque wrench to tighten the service port nut to a torque of 1 8kg m 4 2kg m 5 5kg m Be sure to check for gas leakage Service Manual 31 2 way 3 way Valve 2 vacuation All amount of refrigerant leaked NW Liquid side 017 2 Way valve Open Outdoor unit Gas side zz 2 Way valve Open N Gas side Hi handle OPEN Liquid side ole Procedure 1 Confirm that both the liguid side valve and gas side valve are set to the opened position N Connect the vaccum pump to the center hose of the manifold gauge Connect the service port of the gas side valve to the low side of the gauge 4 Connect power supply to outdoor unit Evacuation for approximately one hour Confirm that the gauge needle has moved toward 76 cmHg vacuum of 4 mmHg or less oa 6 Close the Low handle of the gauge turn off the vacuum pump and confirm that the gauge nee dle does not move approximatel
39. in 7 min after the compressor operates without any pause while in cool ing cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temp is 7 C or higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep beep sounds When the appliance pause key is input by the remote control the long beep sounds When a key is input by the remote control while the slide switch on the main unit of the appliance is on the forced operation position the error sound beep beep beep beep beep is made 10 times to indicate that the remote control signal cannot be received Service Manual 29 2 way 3 way Valve l 2 way 3 way Valve 2 way Valve Liguid Side 3 way Valve Gas Side Hexagonal wrench 4mm Open position Closed position Flare nut iping connection To outdoor unit connection port cap port Service To outdoor unit Works Shaft position Shaft position Service port Shipping Closed Closed Closed with valve cap with valve cap with cap Air purging Open Closed Open 1 Installation counter clockwise clockwise push pin or with vacuum pump Operatio
40. ing speed The unit will be stopped after 1 2 3 4 5 6 7 hours Both the indoor and outdoor fan stops during deicing Natural Air Control by CHAOS Logic Hot start after deice ends The fan is switched to intermittent or irregular operation Hot start Control Heating The fan speed is automatically switched from high to low speed The indoor fan stops until the Airflow Direction Control evaporator piping temperature will be reached at 28 C The louver can be set at the desired position or swing up and down automatically 20 MPS Multi Air Conditioner Functions Remote Controller Operation ON OFF Operation Mode Selection e e Cooling Operation Mode sk Auto Operation Mode A moda ont Healthy Dehumidification Operation Mode Heating Operation Mode x Fan Speed Selection ws G F OW Illi ee os vay emaa Room Temperature Display High 39 C 102 F lt LOW 11 C 52 F Temperature Setting TEMPERATURE HIGH LOW x Cooling Down to 18 C 64 F Down to 16 C 60 F eating Up to 30 C 86 F Up to 30 C 86 F i JET COOL x Setting the Time or Timer 0 0 Timer Selection ON D OFF CO OFF ON OFF gt Timer Setting Timer Cancel CANCEL CO Cancel Sleep Mode Timer ON or Timer OFF Sleep Operation 1 2 3 4 5 6 7 Off Ti
41. ioner 1 Form the piping by wrapping the connecting por tion of the indoor unit with insulation material and secure it with two kinds of vinyl tapes If you want to connect an additional drain hose the end of the drain outlet should be routed above the ground Secure the drain hose appropriately 2 In cases where the outdoor unit is installed below the indoor unit perform the following Tape the piping drain hose and connecting cable from down to up Secure the tapped piping along the exterior wall using saddle or equivalent Seal a small opening around __ _ the pipings with S Taping gum type sealer i Drain hose TATT Trap is required to prevent water from entering into electrical parts 3 In cases where the Outdoor unit is installed above the Indoor unit perform the following Tape the piping and connecting cable from down to up Secure the taped piping along the exterior wall Form a trap to prevent water entering the room B Fix the piping onto the wall by saddle or equivalent Seal a small opening around the pipings with gum type sealer S gt Trap Installation The air which contains moisture remaining in the is refrigeration cycle may cause a malfunction on the compressor Confirm that both the liquid side valve and the gas side valve are set to the closed position After connecting the piping check the joints for gas leakage with gas leak detector 3
42. mer Airflow Direction Control C To F Swtiching Button Fan Operation Mode CO Operates without cooling or heating RESET Service Manual 21 Display Function 1 Heating Model 2 Cooling Model Operation Indicator Operation Indicator Cooling Soft Dry Fan Heating Cooling Soft Dry Fan r Sleep Timer Indicator X Sleep Timer Indicator X Sleep Mode Sleep Mode Timer Indicator Q Timer Indicator Timer Mode Timer Mode Defrost Indicator X Compressor on Indicator DOOR Hot start Defrost Self diagnosis Fi Bi Error Indicator The function is to self diagnoisis airconditioner and express the troubles identifically if there is any trouble Error mark is ON OFF for the operation LED of evaporator body in the same manner as the following table If more than two troubles occur simultaneously primarily the highest trouble fo error code is expressed After error occurrence if error is released error LED is also released simultaneously To operate again on the occurrence of error code 12 be sure to pull out power cord and then re insert Having or not of error code is different from Model Error LED Indoor body operation LED SVC check point Indoor suction temperature thermistor open short Indoor pipe temperature thermistor open
43. mp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp 0 5 G Compressor OFF Temp 2 Setting Temp 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 C lt Intake Air Temp D 25 C 24 O lt Intake Air Temp lt 26 C gt Intake Air Temp 1 22 lt Intake Air Temp lt 24 C D Intake Air Temp 0 5 C 18 C lt Intake Air Temp lt 22 C gt Intake Air Temp Intake Air Temp lt 18 C D 18 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature Service Manual 25 Operation Details 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp 0 5 G Compressor OFF Temp D Setting Temp 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected a
44. n Open Open Closed with valve cap with valve cap with cap Pumping down Closed Open Open Transfering clockwise counter clockwise connected manifold gauge Evacuation Open Open Open 3 Servicing with charging cylinder Gas charging Open Open Open 4 Servicing with charging cylinder Pressure check Open Open Open 5 Servicing with charging cylinder Gas releasing Open Open Open 6 Servicing with charging cylinder 30 MPS Multi Air Conditioner 1 Pumping 2 way 3 way Valve NW Liquid side Outdoor unit hangi andie V LOSE Hi handle CLOSE CLOSE Procedure Confirm that both the gas side and liquid side valves are set to the open position Remove the valve stem caps and confirm that the valve stems are in the raised position sure to use a hexagonal wrench to operate the valve stems 2 Operate the unit for 10 to 15 minutes 3 Stop operation and wait for 3 minutes then con nect the manifold gauge to the service port of the gas side valve Connect the hose of the gauge with the push pin to the service port 4 Air purging of the charge hose Open the Low handle valve on the gauge slightly to air purge from the hose 5 Set the liquid side valve to the closed position Operate t
45. nal when the connection cable is pulled outside up to a 35 pound weight 6 Wind the vinyl tape round the connecting cable for sealing between the surface of the connection cable and cap 7 Mount the taped part of cable on the cap 8 Finally mount the holed cap with the wound cable on the conduit panel A WARNING Loose wiring may cause the terminal to overheat or result in unit malfunction fire hazard may also exist Therefore be sure all wiring is tightly connected Lock nut Cap Reuse Hole for low voltage line Cap Remove Taping for sealing as 5 AEA Power supply line Conduit panel Low voltage line 19 230 208V connecting cable When connecting each power wire to the corresponding terminal follow instructions How to connect wiring to the terminals and fasten the wire tightly with the fixing screw of the terminal plate How to connect wiring to the terminals m For solid core wiring or F cable 1 Cut the wire end with a wire cutter of wire cutting pli ers then strip the insulation to expose the solid wire about 25 15 1 6 2 Using screwdriver remove the terminal screw s the terminal plate 3 Using pliers bend the solid wire to from a loop suit able for the terminal screw 4 Shape the loop wire properly place it on the terminal plater and tighten securely with the terminal screw using a screwdriver gg For strand wiring 1 Cut
46. ol key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach further Jet Cool Mode Operation H P Model While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Cool key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach further Service Manual 27 Operation Details Auto Restarting Operation When the power is restored after a sudden power failure while in appliance operation the mode before the power failure is kept on the memory and the appliance automatically operates in the mode on the memory The slide switch on the main unit of the appliance should be on the Auto Restarting position in order that the Auto Restarting operation is available Operation Mode that is kept on the memory State of Operation ON OFF Operation Mode Setting Temp Selected Airflow Speed Sleep Timer
47. operation position or when the slide switch position is switched to the Auto Restarting or test operation position or switched from the remote control posi tion to the forced operation position while the power is on the forced operation is carried out When the slide switch position is switched from the forced operation position to the Auto Restarting position or the remote control position the forced operation is canceled and the appliance stops operating The forced operation is carried out in cooling mode with the setting temperature 22 C and the high speed of airflow n the forced operation mode the indoor fan is operated at low speed for around 15 sec and then the operation condition is set according to the intake air temperature as follows 24 lt Air Temp gt Cooling Mode Operation 22 C High Speed 21 CxIntake Air lt 24 2 Dehumidification Operation 23 C High Speed Intake Air Temp lt 21 gt Heating Mode Operation 24 C High Speed While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation 28 MPS Multi Air Conditioner Operation Details Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control Protection of the evaporator pipe from frosting e If the indoor pipe temp is below 0 C
48. other people and property damage the following instructions must be followed Incorrect operation due to ignoring instruction will cause harm or damage The seriousness is Classified by the following indications A WARNING This symbol indicates the possibility of death or serious injury ACAUTION This symbol indicates the possibility of injury or damage Meanings of symbol used in this manual are as shown below sure do Qo Be sure to follow the instruction AWARNING Installation Do not use a defective or Do not let the air conditioner Always ground the product underrated circuit breaker run for a long time when the Use this appliance on a dedi humidity is very high anda cated circuit door or a window is left open There is risk of fire or electric shock Moisture may condense and wet or There is risk of fire or electric shock damage furniture Install the panel and the cover Always install a dedicated cir Use the correctly rated break of control box securely cuit and breaker er or fuse There is risk of fire or electric shock Improper wiring or installation may There is risk of fire or electric shock cause fire or electric shock Service Manual 3 Safety Precautions Do not modify or extend the power cable There is risk of fire or electric shock Q 22 i7 S For installation always con tact the dealer or an Au
49. ount the Installation plate horizontally by aligning the marking off line by means of the thread and a level 2 Drill the piping hole with 70mm dia holecore drill Line according to the arrows marked on lower the left and the rght side of the Installation Plate The meeting point of the extended line is the center of the hole Drill the piping hole at either the right or the left and the hole should be slightly slant to the out door side Installation Type A screw Thread P af Weight The lower left and the right side of Installation Plate Left rear piping Right rear piping 9g 70mm g 70mm Wall Indoor Outdoor 5 7mm Service Manual 43 Installation 1 Preparation of pipings 1 Cut the pipes and the cable Use the accessory piping kit or the pipes pur chased locally Measure the distance between the indoor and the outdoor unit Cut the pipes a little longer than the measured distance Cut the cable 1 5m longer than the length of the pipe 2 Remove burrs Remove burrs from cut edges of pipes Turn the pipe end toward down to avoid the metal powder entering the pipe Caution If burrs are not removed they may cause a gas leakage 3 Flaring the pipes Insert the flare nuts mounted on the connection ports of both indoor and outdoor unit onto the copper pipes Some refrgerant gas may leak when the flare
50. r 870 x 1060 x 320 Indoor 9 Net Weight kg Outdoor 78 6 35 1 4 Service Valve mm Inch Gas 9 52 3 8 Refrigerant R 22 g 2 500 780 780 at 7 5m Airflow Direction Control Up amp Down O Remote Controller Type L C D Wireless Sleeping Operation Drain Hose Service Manual Dimensions B Dimensions 1 Indoor Unit Installation plate HMC036KDT1 HMH036KDT1 DIM W mm 888 H M 287 D mm 170 10 MPS Multi Air Conditioner Dimensions Gas side way valve HMC036KDT1 HMH036KDT1 870 1038 320 360 340 25 1035 25 546 160 160 44 64 5 50 Service Manual 11 Refrigeration Cycle Diagram Refrigeration Cycle Diagram Indoor Side Outdoor Side 1 EU C S 4 WAY Valve C B A w i o i Q J c Ld
51. r steam near the unit There should not be any obstacles to prevent the air circulation A place where air circulation in the room will be good A place where drainage can be easily obtained place where noise prevention is taken into consideration Do not install the unit near the door way Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles 2 Outdoor unit e If an awning is built over the unit to prevent direct sunlight or rain exposure be careful that heat radiation from the condenser is not restricted There should not be any animals or plants which could be affected by hot air discharged Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles 3 Piping length and the elevation Down right more than 30cm 11 8 inch more than 30cm 11 8 inch N more than 70cm lt gt 27 6 Size Max piping Max length Elevation GAS LIQUID A m B m 1 2 3 8 1 4 15 7 5 42 MPS Multi Air Conditioner Indoor unit Outdoor unit 2 Indoor Unit Installation The mounting wall should be strong and solid enough to protect it from the vibration 1 Mount the installation plate on the wall with four Type screws If mounting the unit on the concrete wall consid er using anchor bolts Always m
52. remove the Evaporator Remove screws securing the evaporator and the holder eva Unhook the tab on the right inside of the chas sis at the same time slightly pull the evapora tor toward you until the tab is clear of the slot 5 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross flow fan Fan motor Remove the left end of the cross flow fan from the self aligning bearing Bearing Service Manual 59 Exploded View and Replacement Parts List l Exploded View and Replacement Parts List 7 Indoor Unit HMCO036KDT1 HMHO36KDT1 60 MPS Multi Air Conditioner Parts List Ir Exploded View and Replacement Parts List LOCATION PART No Vi e HMC036KDT1 HMH036KDT1 cone 131410 CHASSIS ASSEMBLY 3141A20003D 3141A20003D 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A10023X 3531A10023X R 135316 GRILLE ASSEMBLY FRONT 3531A10099J 3531A10099H R 135500 COVER 3550A10107A 3550A10107A R 146811 MOTOR ASSEMBLY STEP 4681AR2727H 4681AR2727H R 152302 FILTER MECH A C 5230A20004A 5230A20004A R 159901 VANE HORIZONTAL 5990A30007A 5990A30007A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A00003B 4995A00003A R 263230 1 THERMISTOR ASSEMBLY 6323A20003A 6323A20003A R 263230 2
53. roduct There is risk of electric shock or fire Do not open the inlet grille of the product dur cautious that water could not enter the ing operation Do not touch the electrostatic product filter if the unit is so equipped e There is risk of physical injury electric shock or product fail There is risk of fire electric shock or product damage ure Service Manual 5 Safety Precautions Installation check for gas refrigerant Install the drain hose to Keep level even when leakage after installation or ensure that water is drained installing the product repair of product away properly Low refrigerant levels may cause fail A bad connection may cause water To avoid vibration or water leakage ure of product leakage Operational Use two or more people to lift Use a soft cloth to clean Do Do not touch the metal parts and transport the product not use harsh detergents sol of the product when removing vents etc the air filter They are very sharp Avoid personal injury There is risk of fire electric shock or There is risk of personal injury damage to the plastic parts of the prod Do not step on or put anyting on the product Do not insert hands or other objects through outdoor units the air inlet or outlet while the product is oper ated There is risk of personal injury and failure of product There are sharp and moving parts that could cause
54. s When tightening the flare nut with torque wrench ensure the direction for tightening follows the arrow on the wrench Pipe Size Torque Liquid Side 1 4 1 8kg m Gas Side 3 8 4 2kg m Gas Side 1 2 5 5kg m 48 MPS Multi Air Conditioner Outdoor unit A UNIT Torque wrench C UNIT Gas side piping Evaporator side piping Connection of the cable 1 Remove the cover control from the unit by loosening the screw A UNIT B UNIT C UNIT vis c a vis c G v sS SPS WP PSI 9 i Power Source amp 4 4 4 208 230 Connecting cable Low voltage High voltage Y Y C G V S C G V S C G V s Terminal BLOCK Terminal BLOCK Terminal BLOCK Indoor A UNIT Indoor B UNIT Indoor C UNIT 2 Dismount caps on the conduit panel 3 Temporarily mount the conduit tubes on the conduit panel 4 Connect the wires to the terminals on the control board individually as the following 5 Secure the cable onto the control board with the holder clamper 6 Ground the unit in accordance with local codes 7 Refix the cover control to the original position with the screw 8 Use lock nuts to secure the conduit tubes 2 NOTE 1 Separately wire the high and low voltage line 2 Use
55. short Outdoor suction temperature once Pl twice Indoor TH ass y check K 3secPl It thermistor open short Outdoor pipe thermistor open snort Outdoor TH ass y check 3times s lt Pl 1 3500 Abnormal operation of multi product Simultanueous operation of cooling and heating Resetting of remocon operating mode TTT s Poor communication Communication line circuit check Indoor fan lock Check indoor fan motor and outdoor PCB ass y MPS Multi Air Conditioner Operation Details Operation Details Main Unit 1 C O Model Operation Indicator On while in appliance operation off while in appliance pause Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sleep Timer Indicator On while in sleep timer mode off when sleep timer cancel or appliance operation pause Timer Indicator On while in timer mode on off off when timer mode is completed or canceled Comp Running Incidator While in appliance operation on while in outdoor unit compressor running off while in compressor off 2 H P Model Operation Indicator On while in appliance operation off while in appliance pause Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sle
56. tab is clear of its hole Turn it clockwise approx 90 and remove it 5 Tape the tubing drain hose and the connecting cable Be sure that drain hose locates at the lowest side of the bundle Locating at the upper side can be a reason that drain water overflows drain pan inside the unit Gas side piping Connecting tae ae Dn cable Liquid side piping Service Manual 45 Installation 6 Indoor unit installation Hook the indoor unit onto the upper position of the installation plate Engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate Ensure the hooks are properly seated on the installation plate by moving it in left and right 7 Connecting the pipings to the indoor unit Align the center of the pipings and sufficiently tighten the flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks Wrench tightening the flare nut with forque wrench ensure the direction for tightening fol lows the arrows on the wrench Pipe Size Torque Liquid Side 1 4 1 8kg m Gas Side 3 8 4 2kg m Gas Side 1 2 5 5kg m 8 Wrap the insulation material around the con necting portion CAUTION Take care to arrange the pipings drain hose and cables as the right upper picture for inserting it into the indoor unit and refixing the tubing holder e
57. ters 16 4 23 0ft 54 MPS Multi Air Conditioner 1 Connection of power supply 1 Connect the power supply cord to the inde pendent power supply 2 Prepare the remote control Insert two batteries provided Remove the battery cover from the remote con troller Slide the cover according to the arrow direction Insert the two batteries Two R03 or AAA dry cell batteries or equiv alent Be sure that the and directions are cor rect Be sure that both batteries are new Re attach the cover Slide it back into position 3 Operate the unit at cooling operation mode for fifteen minutes or more Installation Battery Cover Settlement of Outdoor Unit Anchor the outdoor unit with a bolt and nut 610 tightly and horizontally on a concrete or rigid mount When installing on the wall roof or rooftop anchor the mounting base securely with a nail or wire assuming the influence of wind and earth quake the case when the vibration of the unit is con veyed to the house settle the unit with an anti vibration rubber 2 Evaluation of the performance 1 Measure the temperature of the intake and discharge air 2 Ensure the difference between the intake temperature and the discharge one is more than 8 C Tubing connection Discharge air Service Manual 55 Operation l Operation REMOTE CONTROL Signal
58. thorized Service Center There is risk of fire electric shock explosion or injury 2 fot J Z AL N Z ES X Operational Do not touch operate the product with wet hands There is risk of fire or electrical shock 4 MPS Multi Air Conditioner There is risk of fire electric shock Be cautious when unpacking and installing the product Do not install remove or re install the unit by yourself customer Sharp edges could cause injury Be especially careful of the case edges and the fins on the condenser and evaporator explosion or injury Be sure the installation area does not deteriorate with age Do not install the product on a defective installation stand f the base collapses the air condition er could fall with it causing property damage product failure and personal injury lt may cause injury accident or dam age to the product Do not allow water to run into electric parts Do not place a heater or other appliances near the power cable It may cause There is risk of fire fail ure of the product or electric shock There is risk of fire and electric shock Safety Precautions Do not store or use flammable gas or com If strange sounds or smell or smoke comes bustibles near the product from product Turn the breaker off or discon nect the power supply cable There is risk of fire or failure of p
59. tops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium Chaos Swing Mode By the Chaos Swing key input the upper lower vane automatically operates with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different Chaos Natural Wind Mode When the Chaos Natural Wind mode is selected and then operated the high medium or low speed of the air flow mode is operated for 2 15 sec randomly by the Chaos Simulation Jet Cool Mode Operation C O Model If the Jet Cool key is input at any operation mode while in appliance operation the Jet Cool mode operates In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Co
60. y 5 minutes after turning off the vacuum pump 32 MPS Multi Air Conditioner 8 Disconnect the charge hose from the vacuum pump Vacuum pump oil If the vacuum pump oil becomes dirty or deplet ed replenish as needed Mount the valve caps and the service port caps 2 way 3 way Valve 3 Gas Chare After Evacuation pL LS Liquid side x x Outdoor unit Gas side 3 Way valve NW Liquid side ZM Open 2 Way valve i Gas side 3 Way Open valve Charging manifold gauge cylinder lt Low handle 7775 a Check vag OPEN Ut Hi handle Procedure 1 Connect the gauge to the charging cylinder 4 Immediately disconnect the charge hose from Connect the charge hose which you disconnect the gas side valve s service port pump to valve This is different from previous procedures ee lind Because you charging with liquid refrigerant I dis are wai a de m Sca from the gas side absolutely do not attempt to ie aen id ma AEOS SYSTEM San charge with larger amounts of liquid refrigerant Sete ei WIEN while operating the air conditioner 2 Purge the air from the charge hose Open the valve at the bottom of the cylinder and press the check

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