Unique Klasse DSA-0910LG-M Service Manual Download Page 60

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7. TROUBLE SHOOTING

Outdoor unit does

not run?(note. 1)

Does

the compressor run

normally?

Indoor unit does

not run(note 1)

Check the failure

code according to

the self diagnostic

Is the unit

display

mormal?

check the failure

code according to

the self-diagonostic

Normal

check the

connecting

point of

Compressor

YES

Is the power

applied to the

unit

Is the

power normal?

check the voltage between

L & N of terminal

block

press the power ON/OFF

button on remote controller

Does the

beeper beep two

times?

Is the display

all off?

Check power supply mains

or interconnection wires

Check the wiring of indoor

YES

Is the

unit display

normal?

Trouble

Summary of Contents for DSA-0910LG-M

Page 1: ...R DSA 0910LR M DPA 246LG DSA 0910LG M Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information plea...

Page 2: ...FLOOR STANDING TYPE Air Conditioner Model DPA 246LR DPA 246LG...

Page 3: ...ALLATION GUIDE 3 3 OUTLINE 13 4 WIRING DIAGRAM 17 5 EXPLODED DIAGRAM 20 6 DIAGRAM OF REFRIGERANT CYCLE 25 7 THE STRUCTURE OF THE CONTROL PANEL 26 8 PCB DRIVING DESCRIPTION 29 9 TROUBLESHOOTING 32 10 D...

Page 4: ...AC Model IC 9630DWKF6A RP13B PG REFRIGERANT Control CAPILLARY R 22 Charge g 1650 CONNECTION Type Flare OD Liquid Gas mm in 6 35 1 4 15 88 5 8 6 35 1 4 9 52 3 8 DIMENSIONS WXHXD mm 560 1 800 302 850 28...

Page 5: ...on the wall of building in case of falling it may cause a serious trouble and damage CAUTION Use designated diameter and thickness of tube Connect all tube as short as possible and fix firmly Less tha...

Page 6: ...ps cover connection part between pipe suction and connection piping line with insulating material provided with indoor unit 4 Wind finishing tape around liquid pipe gas pipe and electric wiring 2 Open...

Page 7: ...ator front is closed move piping line close to evaporator close cover evaporator front and fasten screws Well done Installation has been completed N Na an no o s si il lv ve er r a an nt ti if fu un n...

Page 8: ...rupter having suitable capacity Grounding resistance should be under 100 ohms and the grounding wire should be connected firmly to the terminal of out door unit When connecting wires of indoor and out...

Page 9: ...seconds per time to completely remove air from inside the valve Completely open gas and liquid service valve spindles by using a hexagonal wrench Close all of nut caps and port caps of service valve...

Page 10: ...nit of split type A C Then connect signal line and split type A C wiring to the terminal block of outdoor unit Administer test operation When no abnormalities are detected finish up piping process fin...

Page 11: ...ut caps and port caps to prevent refrigerant leakage C Ca au ut ti io on n w wh he en n a ad dd di it ti io on na al ll ly y f fi il ll li in ng g r re ef fr ri ig ge er ra an nt t d du ur ri in ng g...

Page 12: ...re kg cm2 G Outdoor temperature Indoor Temperature The data are the result of tests at the relative humidity 50 Split type connecting pipe B Standing type connecting pipe A When refill the refrigerant...

Page 13: ...line and for gas leakage Check connection status of wiring Check insulation status of piping line Check drainage status Check connection status of flare nuts 3 3 C Ch he ec ck kp po oi in nt ts s d du...

Page 14: ...in ng g o or r r re ep pa ai ir ri in ng g a ai ir r c co on nd di it ti io on ne er r Loosen nut caps of gas and liquid service valves and service port cap of gas service valve Connect low pressure h...

Page 15: ...tifungalfilter 3Bottomsideairout directorforfan 9UVsterilizationLamp 4Airin bottom 0Remotecontrollerrack 5Airin top qAirinnanofilter 6Airin back wAirinantifungalfilter 5 8 9 w q 6 2 0 7 1 2 4 3 1 DPA...

Page 16: ...14 2 DPA 246LR LGINDOORUNITOUTLINEANDSECTION...

Page 17: ...time you push this button the temperature varies 1 C up and down within the temperature range of 18 C 32 C Cooling course selection button Press to cycle through the cooling course Fan speed setting...

Page 18: ...de Cooling course selection button Press to cycle through the cooling course On Off button Press this button once to start operation Press once again to stop it Temperature setting buttons Press to ra...

Page 19: ...17 1 INDOORUNIT 4 WIRING DIAGRAM...

Page 20: ...18 2 OUTDOORUNIT...

Page 21: ...14AWG 3C 700MM BR BL RD 13 3112746810 HARNESS COMP B 1 UL1015 14AWG 3C 700MM BR BL YEL 14 3112747600 HARNESS PAC S G 1 UL1015 1C 250MM AWG20 BK 15 3112747400 HARNESS PCB POWER 1 UL1015 2C 250MM AWG16...

Page 22: ...20 1 DPA 246LR LGINDOORUNIT 5 EXPLODED DIAGRAM...

Page 23: ...5 3110702000 BUSHING DOOR HINGE POM EA 2 16 31100A9F00 ASSY BOX CONTROL ASSY DPA 246LR LG EA 1 16 1 3110535900 BOX CONTROL HIPS V0 EA 1 16 2 3114327400 PCB MAIN 214 X 125MM EA 1 16 3 3114327800 PCB UV...

Page 24: ...03500 CASE FILTER LOWER PP GY5502A EA 1 21 3111910000 FILTER ANTIVIRUS LOWER 176 77 EA 1 3111910100 FILTER CARBON LOWER 176 77 EA 1 3111910200 FILTER NANO SILVER LOWER PE NANO SILVER EA 1 22 31100A9G0...

Page 25: ...23 2 DPA 246LR LG OUTDOOR UNIT...

Page 26: ...TZ50 ASSY PANEL CONTROL 1 11 1 3104201610 PANEL CONTROL 1 11 2 3111101600 CASE OD PCB 1 11 3 3114317130 PCB ASSY O D 1 11 4 3108914400 TERMINAL BLOCK 1 11 5 3108912700 TERMINAL BLOCK JOINT 1 11 6 3116...

Page 27: ...S S I In nd do oo or r u un ni it t S St ta an nd di in ng g t ty yp pe e I In nd do oo or r u un ni it t S Sp pl li it t t ty yp pe e 3 3 8 8 5 5 8 8 1 1 4 4 1 1 4 4 A AI IR R C Ch he ec ck k V Va a...

Page 28: ...0 minutes sterilization operation in the start deleted 1 Open when Dual operation top bottom 1 Separate the operation mode Separated key for main control and the remote control 2 After On Mode operati...

Page 29: ...cuit AC220V Gener Diode Regulator 12 5V Key input part Remote control reception part MICOM 8BIT 32K Reset part Start part Output part Indoor fan motor Top Bottom UV Lamp Electronic valve Buzzer Steppi...

Page 30: ...al 6 keys Current key is a switch sensing the change of the power capacity caused by human body touch The key perceives the human touch by the change of the power output from high to low 6 6 R Re em m...

Page 31: ...29 8 PCB DRIVING DESCRIPTION 1 DPA 246L R G INDOOR UNIT MAIN PCB CIRCUIT...

Page 32: ...30 2 DPA 246L R G INDOOR UNIT FRONT PCB CIRCUIT...

Page 33: ...3 DPA 246L R G OUTDOOR UNIT PCB CIRCUIT...

Page 34: ...M PIN 41 44 pulse wave type MICOM trouble IC5 PIN 10 IC6 PIN 14 16 pulse wave type YES NO IC5 or IC6 DRIVE IC trouble NO YES Check the connector and step motor 3 3 T T o o p p L L e e f f t t a a n n...

Page 35: ...the connector and E valve 8 8 U UV V l la am mp p d do oe es s n no ot t w wo or rk k IC7 MICOM PIN 28 HIGH MICOM trouble TR4 PIN 2 LOW YES NO TR4 trouble NO YES Check the connector and UV lamp IC7 MI...

Page 36: ...bl le e Check the micom if there is scan sign trouble Check the connection of PCB connection between main and front IC7 MICOM PIN 24 Pulse wave input Communication error Check the connector YES NO Co...

Page 37: ...iode IC micom soldering and the troll battery Main body trouble Check the receive module and the connector connection Remote control OK IC7 MICOM PIN 50 signal input Check the connector connection YES...

Page 38: ...Under 0 3V 40 C Immediately stops the operation showing error mark Condition Over 4 7V 90 C Immediately stops the operation showing error mark Condition Under 0 3V 40 C Immediately stops the operatio...

Page 39: ...hat not to have refrigerant flown out during the course of dismantling 2 Dismantle Door Front from the main body 2 1 Unfasten 3 screws from hinge to dismantle Door Front 2 2 Dismantle Door Front by li...

Page 40: ...ody 4 1 Disconnect S motor harness and UV lamp harness connected to Box Control 4 2 To dismantle Panel Discharge L R unfasten screws total 4ea at the top and bottom of Panel DischargeL R 4 3 To disman...

Page 41: ...Take caution not to have the fin of evaporator bent or pressed Bending or pressing of fin may cause deterioration in performance 6 Dismantle Indoor fan motor 6 1 Dismantle Cover Housing at the top an...

Page 42: ...nnected Caution 1 Before dismantling Cut off the main power 2 Do not exert excessive force It may cause damage to product 2 Dismantle Assy UV Lamp 2 1 Unfasten 2 screws to dismantle Assy UV Lamp 2 2 D...

Page 43: ...SPLIT TYPE Air Conditioner Model DSA 0910LR M DSA 0910LG M...

Page 44: ...CIFICATIONS 2 2 OUTLINE AND DIMENSIONS 3 3 OPERATION 4 4 WIRING DIAGRAM 13 5 REFRIGERANT CYCLE 15 6 CONTROL BLOCK DIAGRAM 16 7 TROUBLE SHOOTING 17 8 PCB DRIVING DESCRIPTION 23 9 DISASSEMBLY INSTRUCTIO...

Page 45: ...AC A 25 F 450VAC B Indoor Unit Outdoor Unit Type Cross flow fan Propeller fan Capacitor 1 8 F 400VAC 6 0 F 400VAC Motor Model Number RP13B PG Welling A2935GA010 Control Capillary Charge Q ty g 1650 Ty...

Page 46: ...3 2 OUTLINE AND DIMENSIONS 1 INDOOR UNIT DSA 0910LR G M...

Page 47: ...E AND FUNCTION OF PARTS Indoor Unit 3 OPERATION DSA 0910LR G M Ari Inlet Front Panel ON OFF Button Display Air Direction Up Air Direction Down Remote Controller Air Direction Timer Fan Speed and Tempe...

Page 48: ...ed when the remote controller is lost or when installer is testing airconditioner after installation There is a switch panel at side of Frame Grille Emergency Air Direction lamp Lights when the operat...

Page 49: ...the luminosity of the led display on unit Mode selection button Press to cycle through the modes Auto Cool Fan Dehumifier Timer On Off button Press to set the unit off or on time 0 5 1 5 2 2 5 3 4 5 6...

Page 50: ...f room temperature If the Indoor Unit Display receive the signal of Remote Controller you can hear the musical scale sounds 1 In the case of receiving ON OFF signal Do Mi Sol Do Do Sol Mi Do 2 Tempera...

Page 51: ...elation of operating mode between fan speed 4 Automatic Operation If the unit is set in AUTO mode the unit operates automatically according to the room temperature to keep the room temperature comfort...

Page 52: ...ed temperature The unit will not operate after time setting 2 For changing the desired temperature 3 To cancel sleep mode press the SLEEP button again or press the MODE button once the SLEEP indicator...

Page 53: ...Auto Mode 1 In Auto Mode After the indoor fan is operated for 20 seconds in the Auto Mode the unit will operate automatically by selecting operating Mode according to the room temperature 2 Selecting...

Page 54: ...le At this time the unit is operated by Cooling mode and when press the ON OFF button once more the unit is operated by Heating mode Heat pump only When press the ON OFF button once more the unit stop...

Page 55: ...on remote controller and ON OFF emergency switch on Frame panel after the unit is OFF abnormally 2 And you can use diagnostic test to verify the unit when the unit is operating abnormally Diagnostic c...

Page 56: ...13 4 WIRING DIAGRAM Indoor Unit DSA 0910LR G M...

Page 57: ...3118800200 JXO CH 2P 1 Compressor 3117152700 QK156PBA LG 1 Fan Motor ODU 3108009200 YDK 35 6B 1 Dual Capacitor 3109505620 1 8 25UF 370 400VAC OD50 100MM ELCOMTEH 1 Terminal Block 3118800200 JXO CH 2P...

Page 58: ...15 5 REFRIGERANT CYCLE Note If the pipe length exceeds the standard length add 20g of refrigerant per extra meter 1 Diagram of Refrigerant Cycle...

Page 59: ...16 6 CONTROL BLOCK DIAGRAM DSA 0910LR G M...

Page 60: ...lf diagonostic Normal check the connecting point of Compressor YES YES YES YES NO NO YES Is the power applied to the unit Is the power normal check the voltage between L N of terminal block press the...

Page 61: ...uns Check following points first There are following cases in normal operation a Is the temperature set point suitable b Has the 3 minutes time guard for compressor operated Error Code 1 When the comp...

Page 62: ...unit does not run The power is applied to the unit Check the voltge between and of terminal block N L Check the Breaker or Fuse Self Diagnostic function is ON Check according to self Diagnostic functi...

Page 63: ...k the fan motor capacitor Check the connecting wire of indoor fan motor Run again Check the starting of indoor fan motor Run again Check the Fan Motor bearing and fan Check the Main P C B The circuit...

Page 64: ...compressor 3 During frost prevention of lndoor unit 4 During dehumidifier mode Outdoor Fan and Compressor Do Not Run Check the voltge between and of indoor unit terminal N L Check the voltge between...

Page 65: ...k the compressor Check the winding resistance Check the compressor capacitor Check the connecting wire between indoor and outdoor Change the control P C B Change the compressor Check the control P C B...

Page 66: ...23 PCBDRIVINGDESCRIPTION...

Page 67: ...24 1 PCB CIRCUIT DIAGRAM DSA0910LR G M...

Page 68: ...in Check the Following BATTERY SPRING MICOM PCB LCD Is Display at the beginning ON Is Display at the beginning ON Is it normal Is it normal Is it normal 2 REMOTE CONTROLLER ASSMBLY FUNCTIONAL TEST MET...

Page 69: ...Button Select ON OFF Button Select OFF Timer Button Select SLEEP Button Select SLEEP Button TEST OK Is LCD display OFF Is it normal display TIMER Is all display OFF Is it normal SLEEP MODE Display ON...

Page 70: ...cord from the wall outlet caution You must remove the Frame Grille after open the Case Flap 3 1 Remove the Insert Grille and Frame Grille 1 Draw up the Insert Grille Loosen the 1 screw fixed at the C...

Page 71: ...n the Panel Insert Fig6 6 Grip and lift up the case flap to remove the Frame Grille Fig6 3 2 Remove Panel Insert and then remove Frame Grille 1 Pull the Panel Insert toward you to open it and remove 4...

Page 72: ...e Hinge toward you and remove it Fig9 6 Remove the Panel Insert Fig10 7 Refer to 3 1 and remove the Frame Grille 4 Remove the Drain Pan 1 Loosen the 2 screw fixing the Drain Pan from connection at the...

Page 73: ...ad wire from connection at the main PCB Fig13 2 Loosen the 1 screw fixing at the ground wire Fig14 3 Remove 3 screw fixing at the Control Box of the Body Fig15 4 Remove the Control Box 5 Remove the In...

Page 74: ...screw fixing at the Indoor Evaporator of the Body Fig17 3 Remove the Indoor Evaporator Fig18 6 Remove the Motor IDU 1 Remove 1 screw fixing at the Cross Flow fan at the Motor IDU Fig19 2 Remove the C...

Page 75: ...OS Fig1 Fig2 1 Remove the Case Bottom Fig1 2 Grip the both edges of Case Flap and down it Fig2 In case of power failure operating the Case Flap In case of PCB error or power failure you should work th...

Page 76: ...33 3 EXPLODED DIAGRAM Indoor Unit DSA 0910LR G R...

Page 77: ...ver gear L 1 HIPS T2 0 16 5 3117700700 Pinion 1 POM T2 5 16 6 3117700800 Rack L 1 POM T2 0 17 3111910900 Filter carbon 1 227 40 18 3111910800 Filter enzyme 1 F ML120 B10 154 40 T3 5 19 3111416100 Cove...

Page 78: ...Display HUB 3112759900 UL 1007 AWG 26 13P 300mm 1 2 Harness Stepping HUB 3112760000 UL 1007 AWG 26 12P 300mm 1 3 Harness Control HUB 3112761100 UL 1007 AWG 26 6P 300mm 1 4 Harness RL Comp 3112762400...

Page 79: ...DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC...

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