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Daewoo DSA-183A-R Service Manual

Manual is about: Split System Air Conditioner

Summary of DSA-183A-R

  • Page 1

    Service manual split system air conditioner model: dsb-071ah dsb-093ah dsb-123ah/123ph dsb-182a-r/182p-r/182ah-r/182ph-r dsb-183ah/183ph dsb-240a-r/240ah-r/240p-r/240ph-r dsa-183a-r/183ah-r dsa-240ah/240ph daewoo electronics corp. ✔ caution : in this manual, some parts can be changed for improving, ...

  • Page 2: Contents

    Contents 1. Specifications ..........................................................................................................2 2. Outline and dimensions .......................................................................................15 3. Operation .......................................

  • Page 3: 1. Specifications

    2 1. Specifications model dsb-071ah item function cooling & heating class t1 power ac 220~240v/ 50hz capacity w 2,110/2,050 btu/h 7,200/7,000 dehumidification l/h 1.0 running current a 3.1/3.1 power input w 740/720 starting current a 18 type rotary model rbb075a011 capacitor 25µf / 370vac indoor uni...

  • Page 4

    3 model dsb-093ah item function cooling & heating class t1 power ac 220~240v/ 50hz capacity w 2,930/2,780 btu/h 10,000/9,500 dehumidification l/h 1.2 running current a 4.8/4.3 power input w 1,020/920 starting current a 24 type rotary model rbb100a011 capacitor 30µf/ 370vac division indoor unit outdo...

  • Page 5

    4 model dsb-123ah/123ph item function cooling & heating class t1 power ac 220~240v/ 50hz capacity w 3,430/3,870 btu/h 11,700/13,200 dehumidification l/h 1.5 running current a 5.8/6.0 power input w 1,300/1,320 starting current a 37 type rotary model rcb135u001 capacitor 40µf/ 370vac division indoor u...

  • Page 6

    5 model dsb-182a-r/182p-r item function cooling class t1 power ac 220~240v/ 50hz capacity w 5,275 btu/h 18,000 dehumidification l/h 2.5 running current a 9.2 power input w 2,000 starting current a 49 type recipro model awg5524exc capacitor 35µf/ 400vac division indoor unit outdoor unit type cross fl...

  • Page 7

    6 model dsb-182ah-r/182ph-r item function cooling & heating class t1 power ac 220~240v/ 50hz capacity w 5,280/5,280 btu/h 18,000/18,000 dehumidification l/h 2.5 running current a 9.2 / 9.5 power input w 2,000 / 2,100 starting current a 54 type recipro model awg5524exc capacitor 35µf/ 370vac division...

  • Page 8

    7 model dsb-183ph/ah item function cooling & heating class t1 power ac 220~240v/ 50hz capacity w 5,430/5,710 btu/h 18,500/19,500 dehumidification l/h 2.5 running current a 9.4 / 9.3 power input w 1,930 / 1,920 starting current a 41 type rotary model rcb195a001 capacitor 40µf/ 450vac division indoor ...

  • Page 9

    8 model dsb-240a-r/240p-r item function cooling class t1 power ac 220~240v/ 50hz capacity w 7,030 btu/h 24,000 dehumidification l/h 3.0 running current a 13.4 power input w 2,400 starting current a 73 type recipro model h2eb283abkc capacitor 40µf/ 400vac division indoor unit outdoor unit type cross ...

  • Page 10

    Model dsb-240ah-r/240ph-r item function cooling & heating class t1 power ac 220~240v/ 50hz capacity w 6,330/6,620 btu/h 21,600/22,600 dehumidification l/h 3.0 running current a 12.6/12.5 power input w 2,420/2,350 starting current a 73 type recipro model h2eb283abkc capacitor 40µf/ 400vac division in...

  • Page 11

    10 model dsa-183a-r item function cooling class t1 power ac 220v / 60hz capacity w 5,275 btu/h 18,000 dehumidification l/h 2.5 running current a 9.4 power input w 2,000 starting current a 52 type recipro model awg5519exn capacitor 25µf/ 400vac division indoor unit outdoor unit type cross flow fan pr...

  • Page 12

    11 model dsa-183ah-r item function cooling & heating class t1 power ac 220v/ 60hz capacity w 5,275/5,420 btu/h 18,000/18,500 dehumidification l/h 2.5 running current a 9.4 / 8.8 power input w 2,000 / 1,900 starting current a 52 type recipro model awg5519exn capacitor 25µf/400vac division indoor unit...

  • Page 13

    Model dsa-240a-r item function cooling class t1 power ac 220v/ 60hz capacity w 7,030 btu/h 24,000 dehumidification l/h 3.0 running current a 11.7 power input w 2,500 starting current a 60 type recipro model awg5524exn capacitor 35µf/ 400vac division indoor unit outdoor unit type cross flow fan prope...

  • Page 14

    Model dsa-240ah-r item remark jis c9812 saa385386 function cooling & heating class t1 power ac 220v / 60hz capacity w 7,030/7,030 5,130 btu/h 24,000/24,000 17,500 dehumidification l/h 3.0 running current a 11.5/11.8 13 power input w 2,500/2,550 2,800 starting current a 60 – type recipro model awg552...

  • Page 15

    14 model dsa-240ah/240ph item function cooling & heating class t1 power ac 220v/ 60hz capacity w 7,035 / 7,035 btu/h 24,000 / 24,000 dehumidification l/h 2.5 running current a 10.8 / 11.0 power input w 2,320 / 2,380 starting current a 65 type rotary model 55a2401t1jm capacitor 45µf/450vac division i...

  • Page 16: 2. Outline and Dimensions

    15 2. Outline and dimensions 1 indoor unit 750 plate mounting remocon connecting pipe grille insert 179 245 remote controller frame grille body plate mounting ◆ dsb-071ah.

  • Page 17

    16 ◆ dsb-093ah/123ah/123ph.

  • Page 18

    17 connecting pipe body gr ille inser t plate mounting 453 filter-l filter-r remocon 1035 322 1035 ◆ dsb-182a-r/182p-r/182ah-r/182ph-r 205.

  • Page 19

    18 connecting pipe body f rame gr ille gr ille inser t plate mounting 430 710 1080 filter-l filter-r remocon ◆ dsb-183ah/183ph/240a-r/240p-r/240ah-r/240ph-r/f240p-r dsa-183a-r/183ah-r/240a-r/240ah-r/240ah/240ph 200 298.

  • Page 20

    19 indoor unit • dsb-183lh/183lh-r/240lh-r, dsa-183lh-r/240lh-r • dsb-182lh • dsb-123lh/093lh • dsb-121lh/122lh • dsb-070lh/071lh/091lh/092lh indoor unit indoor unit indoor unit indoor unit installation plate wall hole (ø65) wall hole (ø65) wall hole (ø65) wall hole (ø65) wall hole (ø65) installatio...

  • Page 21: Outdoor Unit

    20 ◆ dsb-071ah/093ah/123ah/123ph outlet f oot cushion cabinet f ront cabinet side p anel t o p guide suppor t svc co ve r ser vise v alv e inlet outlet inlet 2 outdoor unit.

  • Page 22

    Inlet outlet outlet f oot cushion cabinet f ront cabinet side p anel t o p guide suppor t svc co ve r ser vise v alv e 580 800 320 360 400 inlet 21 ◆ dsb-182a-r/182p-r/182ah-r/182ph-r/183ah/183ph, dsa-183a-r/183ah-r.

  • Page 23

    ◆ dsb-240a-r/240ah-r/240p-r/240ph-r/f240p-r dsa-240a-r/240ah-r 22 inlet 323 350 380 outlet outlet f oot cushion cabinet f ront cabinet side p anel t o p guide suppor t svc co ve r ser vise v alv e inlet.

  • Page 24: Name and Function of Parts

    Remote controller electrostatic filter removes dust and particles from the air deodorizing filter removes bad smells from the air. Air inlet o2 hose cover remote controller receiver power plug remote controller fan direction (up, down) air outlet antibacterial filter removes dust and prohibits germs...

  • Page 25

    24 ◆ dsb-093ah/123ah/123ph power plug electric dust collector (dsb-123ph) electrostatic filter removes dust and particles from the air o2 hose cover (dsb-093ah/123ah) deodorizing filter removes bad smells from the air. Air inlet antibacterial filter removes dust and prohibits germs. Air outlet fan d...

  • Page 26

    25 ◆ dsb-182a-r/182p-r/182ah-r/182ph-r indoor cover deodorizing filter removes bad smells from the air. Test/emergency/ remote switch slide to select the desired position. Indicators indicate the ac setting. Remote sensor power plug remote controller air cleaning filters removes dust and prohibits g...

  • Page 27

    26 indoor cover electric dust collector deodorizing filter removes bad smells from the air. Emergency/remote switch o2 hose cover (models oxygen) indicators indicate the ac setting. Remote sensor power plug lcd remote controller air cleaning filters removes dust and prohibits germs. Air out air in f...

  • Page 28: Outdoor Unit

    27 ◆ dsb-071ah/093ah/123ah/123ph connection cover remove cover to access the ac connection to the indoor unit. Service valves the indoor and outdoor units are connected by copper tubes which are connected here. Air in air out connection wire o2 hose wire (oxygen models) connection pipes drain hose o...

  • Page 29

    28 ◆ dsb-182a-r/182p-r/183ah/183ph/182ah-r/182ph-r dsa-183a-r/183ah-r air in air out connection cover remove cover to access the ac connection from this unit to the indoor unit. Connection wire drain hose o2 hose wire (oxygen models) connection pipes service valves the indoor and outdoor units are c...

  • Page 30

    29 ◆ dsb-240a-r/240ah-r/240p-r/240ph-r/f240p-r dsa-240a-r/240ah-r/240ah/240ph air inlet air outlet drain hose connection pipe connection wire o2 hose wire (oxygen models).

  • Page 31: Name of Each Button

    30 name of each button 2 remote controller ◆ oxygen model mode sleep oxygen on/off timer enter/ cancel fan speed turbo/mild display display information timer enter/cancel button press to enter a timer setting or to cancel timer setting timer on/off button press to set the unit off or on time. (0.5, ...

  • Page 32

    31 ◆ plasma model mode sleep on/off timer enter/ cancel fan speed turbo/mild display displays information pertaining to unit. Turbo/mild press to select super power operation(turbo) mode timer enter/cancel button press to enter a timer setting or to cancel timer setting timer on/off button press to ...

  • Page 33: Off-Timer

    32 if you set time in off-timer mode, the unit will stop at the set time. If you set time in on-timer mode, the unit will run at the set time. (1) range of setting temperature: 18~32°c (2) setting temperature: operating temperature of compressor (3) during the time of test operating, fan (indoor, ou...

  • Page 34: Fan Speed (Indoor Unit)

    33 fan speed (indoor unit) (1) motor speed (high speed, middle speed, low speed). (2) remote controller setting fan speed. (auto, l, m, h, natural) (3) relation of operating mode between fan speed. (4) automatic operation if the unit is set in 'auto' mode, the unit operates automatically according t...

  • Page 35: Sleep Mode

    34 (1) when the remote controller is lost, damaged or the battery is discharged, the emergency operation can be used to run the unit. (2) the setting conditions of emergency operation are as follows. • operation mode: quick • preset temperature:18°c: cooling, 32°c: heating) • fan speed: high * you c...

  • Page 36: Auto Mode

    35 frost prevention of indoor unit when the unit operates at low ambient temperature, frost may appear on the evaporator. When the indoor coil temperature is lower than 0°c at the end of 10 minutes of continuous compressor operation from the start, the microcomputer of the unit stops the compressor ...

  • Page 37: Dehumidification Mode

    36 1) cooling mode * when the room temperature is higher than 22°c 1 fan speed: super high speed 2 air discharge direction: fixed 3 set temperature: 18°c (fixed) 4 compressor and outdoor fan the air discharge direction procedure is below fixed up/down up/down fixed 1) heating mode * when the room te...

  • Page 38

    37 defrost function chart for outdoor condenser max load heating operation diagram • note1 : 120sec for 24kbtu model • note2 : the temperature is over 120°c or 15 minute later. • note1 : 30s on. 120s off when the compressor is off. • note2 : the fan is on when the temperature is below 49°c. • note3 ...

  • Page 39: Self-Diagnostic Function

    38 self-diagnostic function the control will contain diagnostic test to verify the integrity of the system. (1)error code display pattern 1 on lamp: blink self diagnostic function description 1. Sensor error open or short circuit of sensors, room, indoor coil sensor and outdoor coil sensor open : mi...

  • Page 40: Oxygen Generation Mode

    Oxygen generation mode 1. Principle of o2, generation notes. 1. While air-cleaning mode is on, there may be a fishilke smell amount of ozone, which is harmless to health. 2. You must use oxygen generation function above 0°c because of destructions of main parts, in the caser of below 0°c, oxygen gen...

  • Page 41: Plasma Mode

    40 plasma mode 1. Air cleaning using plasma a cleanness device with plasma removes dust, mold and germ in impure indoor air. Also, it has the function of air purity to be maintained clean and fresh indoor air as the function of deodorization with an active carbon. With different air purity way using...

  • Page 42

    The circuit diagram of oxygen generation system 41.

  • Page 43

    42 the circuit diagram of plasma system.

  • Page 44

    ◆ the electrical specification of oxygen generation system model name specification dsb-071ah dsb-092ah/123ah dsb-093ah/123ah dsb-240a-r/ah-r, dsa-240a-r/ah-r/ah cylinder type plate type data data data data control relay model name cs11-12sh cs11-12sh cs11-12sh cs11-12sh coil voltage dc12v dc12v dc1...

  • Page 45

    44 ◆ the electrical specification of plasma system model name specification 9k/12k 18k 24k component name specification data data data control relay model name cs11-12sh cs11-12sh cs11-12sh coil voltage dc12v dc12v dc12v contact ac250v 5a ac250v 5a ac250v 5a fuse model name 50t 50t 50t type time del...

  • Page 46: 4. Wiring Diagram

    45 4. Wiring diagram indoor unit.

  • Page 47

    46.

  • Page 48

    47.

  • Page 49: Outdoor Unit

    48 outdoor unit.

  • Page 50

    49.

  • Page 51: 5. Refrigerant Cycle

    5. Refrigerant cycle 50 indoor unit evaporator cross flow fan connecting pipe capillary tube dryer condenser propeller fan outdoor unit refrigerant flow service valve service valve accumulator compressor note) if the pipe length exceeds the standard length, add 30g of refrigerant per extra meter. [c...

  • Page 52

    51 note) if the pipe length exceeds the standard length, add 30g of refrigerant per extra meter. [heat pump model].

  • Page 53: Change of Outdoor Room Temp.

    52 2 table of suction pressures according to the change of outdoor room temp. Model dsb-071ah dsb-092ah dsb-093ah dsb-123ah/ph dsb-183ah/ph dsb-240ah-r/ph-r refrigerant 850g 800g 730g 1200g 1400g 1900g indoor room temp.(db/wb, °c) 27.0/19.0 27.0/19.0 27.0/19.0 27.0/19.0 27.0/19.0 27.0/19.0 outdoor r...

  • Page 54

    53 3 r410a & r22 saturation pressure table r410a r22 temp (°c) pressure(liquid): bar pressure(vapor): bar pressure: bar 0 7.991 7.967 4.98 1 8.248 8.223 5.144 2 8.511 8.486 5.312 3 8.781 8.754 5.484 4 9.057 9.029 5.661 5 9.339 9.311 5.841 6 9.628 9.599 6.026 7 9.924 9.894 6.215 8 10.23 10.2 6.409 9 ...

  • Page 55: 6. Control Block Diagram

    Relay rl1 indoor fan motor * : heat pump model only compressor relay rl2 * outdoor fan motor relay rl3 * 4 way valve triac dc12v operating mode fan speed timer selection flap position unit on lamp room air temp. Indoor coil temp. * outdoor coil temp air clean lamp quick lamp remote emergency operati...

  • Page 56

    Relay rl1 indoor fan motor compressor relay rl2 * outdoor fan motor relay rl3 * 4 way valve triac dc12v operating mode fan speed timer selection flap position unit on lamp room air temp. Indoor coil temp. * outdoor coil temp air clean lamp quick lamp remote emergency operation signal receiver timer ...

  • Page 57: 7. Trouble Shooting

    56 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 (note 2) is the unit display mormal? Check the failure code according to the self-diagonostic (note 2) normal check th...

  • Page 58: Self-Diagnostic Function

    57 note 1) 1 neither indoor unit nor outdoor unit runs. Check the following points first. (there are following case in normal operation) a. Is the timer mode set the "timer on". B. Is the timer mode set the "timer-off" and the time had passed? 2 neither outdoor fan nor compressor runs while indoor f...

  • Page 59

    58 confirm following statement. When the unit operate normally, sometimes the outdoor unit and indoor unit cannot operate. 1 check the function select switch. Is it timer mode? 2 the function select switch locate the sleep mode and is the setting time over? 3 is the setting mode dehumidifier mode? 4...

  • Page 60

    59 check rotation of indoor fan rotate indoor fan by hand check input voltage of fan motor connector at power p.C.B check the winding resistance of indoor unit fan motor check the fan motor capacitor check the connecting wire of indoor fan motor run again check the starting of indoor fan motor run a...

  • Page 61

    60 confirm following statement. When the unit operate normally, sometimes the outdoor unit and indoor unit cannot operate. 1 is the setting temperature proper? 2 is the unit during 3min. Time delay of compressor. 3 during frost prevention of lndoor unit. 4 during dehumidifier mode. Outdoor fan and c...

  • Page 62: Only Compressor Does Not Run

    61 - check the following at cooling mode check the voltge between and of indoor unit terminal y l check the voltge between and of outdoor unit terminal y l check the wiring of outdoor unit check the compressor (check the winding resistance) check the compressor capacitor check the connecting wire be...

  • Page 63: Pcb Driving Description

    Pcb driving description.

  • Page 64: Pcb Circuit Diagram

    63 1 pcb circuit diagram ◆ dsb-071ah *.

  • Page 65

    3 * * : heat pump model only.

  • Page 66

    64 ◆ dsb-093ah/123ah/123ph *.

  • Page 67

    4 * * : heat pump model only.

  • Page 68

    65 ◆ dsb-182a-r/182p-r.

  • Page 69

    5.

  • Page 70

    66 ◆ dsb-183ah/183ph/240a-r/240ah-r/240p-r/240ph-r/f240p-r, dsa-183a-r/183 *.

  • Page 71

    6 3ah-r/240a-r/240ah-r * * : heat pump model only.

  • Page 72

    67 ◆ dsb-071ah part list (indoor unit) part name spec qty location use 250v 50t 3.15a 1 fuse fuse clip afc-520 2 fuse varistor 15g561k 1 var wafer yw396-05avd 1 cn2 wafer yw396-03avd 1 cn1 wafer yw396-03avd(bl) 1 cn9 c-cera 104z,50vdc 5 cc1,2,5,6,7 c-cera 103z,50vdc 6 cc3,4,9,10,11,12 c-multi 104z,c...

  • Page 73

    68 part name spec qty location diode uf203 1 d2 diode zenor 1n5241b 1 zd1 diode st01d-200 1 d1 c-cera 2200pf, 250v 1 cy1 choke coil 1mh, 0.5a 1 l1 filter emi 0.6*10*3turn 1 l2 buzzer bm-20k 1 bz1 coil 130uh, 3a 1 l3 ic regulator kia7805p 1 ic3 tr krc102m 1 tr1 ic reset kia7042p 1 ic5 relay us11-12s ...

  • Page 74

    69 ◆ dsb-093ah/123ah/123ph part list (indoor unit) part name spec qty location fuse 250v 50t 3.15a 1 fuse fuse clip afc-520 2 fuse varistor 15g561k 1 var wafer yw396-05avd 1 cn2 wafer yw396-03avd 1 cn1 wafer yw396-03avd(bl) 1 cn9 c-cera 104z,50vdc 5 cc1,2,5,6,7 c-cera 103z,50vdc 6 cc3,4,9,10,11,12 c...

  • Page 75

    70 part name spec qty location wafer ymaw250-02 1 cn8 diode 1n4007 tape 1 d3 diode uf203 1 d2 diode zenor 1n5241b 1 zd1 diode st01d-200 1 d1 c-cera 4700pf, 250v 2 cy1,cy2 choke coil 1mh, 0.5a 2 l1,l2,l4 buzzer bm-20k 1 bz1 coil 130uh, 3a 1 l3 coil uu,40mh 1 l5 ic regulator kia7805p 1 ic3 tr krc102m ...

  • Page 76

    71 ◆ dsb-240a-r/240p-r part list (indoor unit) part name spec qty location part name spec qty location pin gp881206-2(250) 2 cc,cl fuse 250v 50t 3.15a 1 fuse wafer smw250-06(white) 1 cn13 fuse clip afc-520 2 fuse clip wafer yfw800-02d 1 cn2 wafer yw396-05avd(red) 1 cn1 wafer yw396-05avd 1 cn3 wafer ...

  • Page 77

    72 part name spec qty location jumper 5mm 1 f1 buzzer dp-2520ba 1 bz1 coil 130uh 3a 1 l1 pcb main 160.5x140x1.6t(42) 1 relay cs11-sh12 2 rl1,rl4 ic regulator kia7812p 1 ic2 ic regulator kia7805p 1 ic3 tr krc102m 1 tr1 ic reset kia7042p 1 ic5 triac sm3jz47 1 t1 photo coupler tlp560j 1 pt1 resonator c...

  • Page 78

    73 ◆ dsb-183ah/183ph/240ah-r/240ph-r part list (indoor unit) part name spec qty location pin gp881205-2(187) 1 cn7 pin gp881206-2(250) 2 cc,cl fuse 250v 50t 3.15a 1 fuse wafer smw250-06(white) 1 cn13 fuse clip afc-520 2 fuse clip wafer yfw800-01d 1 cn8 wafer yfw800-02d 1 cn2 wafer yw396-05avd(red) 1...

  • Page 79

    74 part name spec qty location resistor array 6a 103j 1 ra1 c-line across 275v 104k 2 cl1,2 jumper 5mm 1 f1 buzzer dp-2520ba 1 bz1 coil 130uh 3a 1 l1 pcb main 160.5x140x1.6t(42) 1 relay cs11-sh12 4 rl1,2,3,4 ic regulator kia7812p 1 ic2 ic regulator kia7805p 1 ic3 tr krc102m 1 tr1 ic reset kia7042p 1...

  • Page 80

    75 ◆ dsb-182a-r/182p-r control part name spec qty location wafer smw250-06(white) 2 cn5,cn6 wafer smw250-06(red) 1 cn4 wafer smaw250-10 1 cn1 wafer smw250-07 1 cn2 wafer smw250-02 1 cn3 wafer yf254s-02 1 test wafer 5267-04a 1 cn8 wafer 5267-02a 1 cn7(ah/ph only) diode 1n4148 tape 1 d1 c-cera 103z,50...

  • Page 81

    76 ◆ dsb-182a-r/182p-r power part name spec qty location pin gp881205-2(187) 1 cn8 pin gp881206-2(250) 2 cc,cl fuse clip afc-520 2 fuse fuse 250v 50t 3.15a 1 wafer yfw800-01d 1 cn9 wafer yfw800-02d 1 cn2 wafer yw396-05avd(red) 1 cn1 wafer yw396-05avd 1 wafer yw396-03avd 1 cn4 wafer yw396-03avd(blue)...

  • Page 82

    Model location dsb-121l dsb-122lh dsb-182l/l-r/a-r/p-r dsb-182lh/l-r, ph location dsb-070l, 091l, 092l dsb-070lh, 071lh, 092a dsb-091lh, 092lh, 092ah dsb-240l-r/a-r/p-r dsa-240a, 240l-r, dsa-183l-r dsa-240lh-r, dsa-183lh-r dsb-123l dsb-123lh/ah/ph dsb-093lh/ah cool r28 2.87k 2.87k 3.65k 3.65k r33 (r...

  • Page 83

    ◆ led pcb ass`y (model : 070/071/091/092) no part code part name spec q'ty unit remark cc1 cdxe1h104m c-multi cr501b-z5u,104z,50v 1 ea cn1 3108804800 wafer smaw250-08 1 ea hold 3103002700 holder led abs 1 ea l1 ddls05031d led dlso-5031d(red) 1 ea l2 ddlg05031d led dlg-5031d(grn) 1 ea l3 ddls05031d l...

  • Page 84: Power Supply(1)

    79 power supply(1) description dc power supply in circuit needs +12v and +5v. +12v is used for compressor driving relay, triac driving photo triac, buzzer driving swing, sweep motor. Ac voltage of secondary power transformer is rectified by bridge diode, and it is filtering by main condensor ce1. Fi...

  • Page 85: Sensor(3)

    80 room temperature and evaporator temperature sensor input description number 24, 25 of micom is terminal of a/d convertor input. Room temperature and evaporator temperature is sensing by change of thermister resistance, micom is put in 5v by ratio between r10 (12.7k Ω ) and r11 (12.7k Ω ). Relatio...

  • Page 86: Triac Driving(4)

    81 triac driving(4) description number 38 terminal of micom is put out pulse output, by way of buffer it is driving photo triac is supplied trigger signal. Trigger test of triac is detected zero cross part of ac input and it is triggered from zero cross part to time delay part according to fan speed...

  • Page 87: Remote Controller(5)

    82 description signal from remote controller put in only control data signal at micom terminal of number 33, which is gotten fid of carrier (38khz) from receive module. Signal wave repeat third as following fig 5-1. But in secondary wave custom code is reversed face. Leader code custom code data cod...

  • Page 88: Micom Power Supply(7)

    83 description micom power is supplied 5v at number 42 using vdd, number 19, 20 vsing oscillator, cc13 is noise filter. Micom power supply(7) vdd 42 ce5 10 µ f 16v cc11 104 cc13 104 + 5v 41 40 39 22 21 19 osc 8mhz 20 vss micom.

  • Page 89: Reset(8)

    84 description voltage less than about 0.8v put in micom terminal of number 18 and then micom reset. Reset ic detect power on and voltage less than 4.25v, and then send reset signal. Reset(8) r13 5.6k 1k r12 18 cc9 ce4 4.7uf/50v ic5 7042p 10.3 micom 4.25v h l t t power on vcc (+5v) delay time for po...

  • Page 90: Buzzer Driving(10)

    85 description micom 34 terminal put out buzzer driving pulse, its output is driving buzzer through buffer. Ocillatory frequency of buzzer is selected by internal micom. This unit is setting at 4khz. Vcc 12v kid 65004 micom 34 6 11 r4 1k bz1 buzzer driving(10) description * when power source is put ...

  • Page 91: Zero Crossing Detect(11)

    86 description it defect zero cross part of trans output voltage, transistor tr1 is used to put in the micom. Detail driving is as following fig 11-1. R19 is resistance to limit current. Micom trans output d5 d6 r2 5.6k 1 2 cc4 103 tr1 krc120m 1 2 1 2 3 2 1 r3 10k r27 1k vcc 31 detect point h the nu...

  • Page 92: Stepping Motor Driving(12)

    87 description there are one stepping motor for flap (up and down) and it is used 4 face drive method. It is driving as following fig 12-1. (ring count method of 8 status) Ø 4 Ø 3 Ø 2 Ø 1 b+ 6 5 4 3 2 1 12v ic6 kid65004 cn13 1 micom 2 3 4 m1 for swing Ø 4 Ø 3 Ø 2 Ø 1 fig 12-1 (normal rotating) (reve...

  • Page 93

    Error no error no error no no no no yes select on/off button select mode button select fan speed button select fan dir. Button power supply test start power supply again check the following battery spring micom pcb lcd is display at the beginning on? Is display at the beginning on? Is it normal? Is ...

  • Page 94

    89 (0.5~24 hour) error no select timer on button select timer enter button select cancel 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? Is ...

  • Page 95: (1) U1 (Micom)

    90 (1) u1 (micom) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 vdd (xtout)p22 (xtin)p21 (int5/stop)p20 p17 p16 (tc2)p15 (ppg)p14 (dvo)p13 (int2/tc1)p12 (int1)p11 (into)p10 (ain7)p67 (ain6)p66 (ain5)p65 (ain4)p64 (ain3)p63 (ain2)p62 (ain1)p61 (ain0)p60 varef p77(hso) p76(hsck) p75(so) p74(si...

  • Page 96

    91 (2) u2, 4 (kid65004) darlington arrays (3) u8 (kia7805p) : voltage regulator (5vdc) (4) u7 (kia7812p) : voltage regulator (12vdc) in1 1 16 out 1 in2 2 15 out 2 in 3 3 14 out 3 in 4 4 13 out 4 in5 5 12 out 5 in6 6 11 out 6 in7 7 10 out 7 gnd 8 9 common free wheeling diodes common 10.5k Ω 7.2k Ω 3k...

  • Page 97: (5) U9 (Kia7042P) : Reset Ic

    92 (5) u9 (kia7042p) : reset ic kia70 42p outline input ground output vcc 1 3 2 out gnd.

  • Page 98: Indoor Unit

    93 1 indoor unit 9. Disassembly instructions procedures photos 1. Stop the operation of the air conditioner and disconnect the power cord from the wall outlet. 2. Removing the insert grille and frame grille. (fig 1~2) 1 draw up the insert grille and remove it. 2 loosen the screw fixed at the cover t...

  • Page 99

    94 procedures photos 1. Stop the operation of the air conditioner and disconnect the power cord from the wall outlet. 2. Removing the insert grille and frame grille. (fig 1~2) 1 draw up the insert grille and remove it. 2 loosen the screw fixed at the cover ter-block. 3 loosen four screws fixed at th...

  • Page 100

    95 procedures photos 1. Stop the operation of the air conditioner and disconnect the power cord from the wall outlet. 2. Removing the insert grille and frame. 1 loosen three screws fixed at the the insert grille and frame. (pull out the frame cap before loosening three screws) (fig 1) 2 loosen three...

  • Page 101

    96 procedures photos 7. Removing the blower. ! Loosen the screw fixed at the holder bearing. @ remove the blower. Fig 8 fig 7.

  • Page 102

    97 procedures photos 1. Stop the operation of the air conditioner and disconnect the power cord from the wall outlet. 2. Removing the insert grille and frame grille. (fig 1~2) 1 draw up the insert grille and remove it. 2 loosen the screws fixed at the cover ter-block. 3 loosen two screw at the frame...

  • Page 103: Outdoor Unit

    98 2 outdoor unit ◆ dsb-071ah/093ah/123ah/123ph procedures photos 1.Stop the operation of the air conditioner and disconnect the wire from indoor unit to outdoor unit. 2. Disassemble the case. (fig 1~2) 1 remove the top panel. (loosen thirteen screws) 2 remove the front cabinet. (loosen six screws) ...

  • Page 104

    99 ◆ dsb-182a-r/182p-r/183ah/183ph/182ah-r/182ph-r dsa-183a-r/183ah-r procedures photos 1.Stop the operation of the air conditioner and dis connect the wire from in door unit to out door unit. 2. Disassemble the case. (fig 1~2) 1 remove the top panel. 2 remove the side cabinet. 3 remove the front ca...

  • Page 105

    100 ◆ dsb-240a-r/240ah-r/240p-r/240ph-r/f240p-r dsa-240a-r/240ah-r/240ah/240ph procedures photos 1.Stop the operation of the air conditioner and disconnect the wire from in door unit to out door unit. 2. Disassemble the case. (fig 1~2) 1 remove the top panel. 2 remove the front cabinet. 3 remove the...

  • Page 106

    101 3 exploded diagram (indoor unit) ◆ dsb-071ah.

  • Page 107

    102 ◆ part list (indoor unit) no part code part name q'ty spec remark 1 3100400301 body 1 hips t2.0 2 3108008700 motor idu 1 ydk-8-4b 3 3101500400 cushion motor 2 cr ø30 4 3106400400 bearing plastic ass`y 1 5 3100053700 fan cross flow ass`y 1 ø90.0 x l540 6 7485401012 set screw 1 6s-4x10-e mfzn 7 31...

  • Page 108

    103 ◆ dsb-093ah/123ah/123ph.

  • Page 109

    104 ◆ part list (indoor unit) no part code part name q'ty spec remark 1 3110400301 body 1 hips t2.0 (gy258a) 2 3118003500 motor idu 1 rb13b(220v, 50/60v) 3 3106400400 bearing plastic assy 1 4 3110046000 fan cross flow assy 1 san+g.F 30% ø100xl615 5 7485401012 set screw 1 6s-4x10-e mfzn 6 3113000400 ...

  • Page 110

    105 e ‘ 0 w q q e ^ % ! & w * # $ ( = 2 3 4 21 23 10 11 19 15 17 16 2 18 ◆ dsb-182a-r/182p-r/182ah-r/182ph-r.

  • Page 111

    106 ◆ part list (indoor unit) no part code part name q'ty spec remark 1 3100400101 body 1 hips (gy177a) 2 3108000310 motor idu 1 ic-9425dwkc5c 3 3106400100 plastic bearing 1 rubber i.D.ø6.0 4 3101800200 cff assy 1 o.D.ø100xl814 5 3103000500 holder motor r 1 abs (blk) 6 3103000600 holder motor l 1 ab...

  • Page 112

    107 ◆ dsb-183ah/183ph/240a-r/240ah-r/240p-r/240ph-r/f240p-r dsa-183a-r/183ah-r/240a-r/240ah-r/240ah/240ph.

  • Page 113

    108 ◆ part list (indoor unit) no part code part name q'ty spec remark 1 3100400600 body 1 2 3108007510 motor idu 1 ic-9430dwkf7a 3 3101500400 cushion motor 2 cr i.D30 (r/w45) 4 3106400200 bearing plastic assy 1 o.D37.0*i.D6.0 5 3100076400 fan cross flow assy 1 od 100*l864 6 7485401012 set screw 1 6s...

  • Page 114

    109 ◆ dsb-071ah/093ah/123ah/123ph 4 exploded diagram (outdoor unit).

  • Page 115

    110 110 ◆ part list(outdoor unit) no part code part name q'ty spec remark 1 3100014720 pan base assy 1 secc t1.2 (b)-071/093ah 3100014700 (b)-123ah/ph 2 3106000900 comp. Bolt 3 m8 x l46.5 3 3102100800 foot 1 secc t1.2 4 3108104ae0 comp. Grommet 3 epdm 3117104470 rbb075a011 (b)-071ah 5 3117104480 com...

  • Page 116

    111 no part code part name q'ty spec remark 25 3114504110 plate partition 1 26 3104201900 panel control 1 sbhg1 t0.8 27 3108914300 terminal block 1 jxo-ch-5p 3109501201 1.8+25µf 400vac (b)-071ah 28 3109505710 capacitor dual 1 1.8+30µf 400vac (b)-093ah 3116904600 3.5+40µf 400vac (b)-123ah/ph 29 31012...

  • Page 117

    112 ◆ dsb-182a-r/182p-r/183ah/183ph/182ah-r/182ph-r, dsa-183a-r/183ah-r.

  • Page 118

    113 no part code part name q'ty spec remark 1 3110007500 pan base assy 1 (b)-183 3110016200 (a)-183 , (b)-182 2 3102100201 foot 4 secc t2.0 3 3106000100 bolt comp. 3 m8xl46.5 (dw) 3106002700 4 m8xl30 (tecumseh) 3117104390 rcb195a001 (b)-183 4 3100068001 compressor 1 awg5524exc (b)-182 3100068100 awg...

  • Page 119

    114 no part code part name q'ty spec remark 20 3112500300 guide support 1 secc t1.2 21 3112400700 grille cond. 1 pe 22 3110600200 bracket motor 1 sgcc t1.2 23 3108009110 motor odu 1 ydk-50-6b (b)-182/183 3108000521 ic-1625dwlf6b (a)-183 24 7348602011 bolt hex 4 washer m6xl20 mfzn 25 3101800100 fan p...

  • Page 120

    115 ◆ dsb-240a-r/240ah-r/240p-r/240ph-r/f240p-r dsa-240a-r/240ah-r/240ah/240ph.

  • Page 121

    116 ◆ parts list (outdoor unit) no part code part name q'ty spec remark 1 3100031150 base pan assy 1 secc t1.2 3100031160 f240p-r only 2 3102100901 foot 2 secc t1.6 3 3106002700 bolt comp 3 m8*p1.0*l30 3117103700 h2eb283abkc (b)-240 4 3100093900 compressor 1 awg5524exn (a)-240 3117140900 h89b283abhy...

  • Page 122

    117 no part code part name q'ty spec remark 22 3105300400 support motor 1 sgcc-m-z22 t1.6 23 3108009900 motor odu 1 a2922ca010 (b)-240 3108007800 obm-3010b1 (a)-240 24 7348602011 bolt hex 4 was m6*l20 mfzn 25 3101802001 fan propeller 1 abs+g/f(20%) 26 7400208412 washer plain 1 id8.4*od26*t1.6 27 739...

  • Page 123: Control Box Assembly

    118 ◆ dsb-071ah 5 control box assembly.

  • Page 124

    119 ◆ dsb-071ah no part code part name q'ty spec remark 1 3114314200 assy control pcb 1 2 3108003900 motor stepping 1 mp24ga , gsp-24sw-061 3 3108914300 terminal block 1 jxo-ch-5p 4 3112704450 harness ac signal 1 1 ul1015 #20 x 6000 wht 5 3104896300 assy sensor id 1 ptm-kd43c-d2 6 3101300100 assy po...

  • Page 125

    120 ◆ dsb-093ah/123ah/123ph.

  • Page 126

    121 ◆ dsb-093ah/123ah/123ph ✔ 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, please refer to ppl(parts price list) in service information center (http://svc.Dwe.Co.Kr). No part code ...

  • Page 127

    122 ◆ dsb-182a-r/182p-r/182ah-r/182ph-r.

  • Page 128

    123 ◆ dsb-182a-r/182p-r/182ah-r/182ph-r ✔ 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, please refer to ppl(parts price list) in service information center (http://svc.Dwe.Co.Kr). N...

  • Page 129

    124 ◆ dsb-183ah/183ph/240ah-r/240ph-r/240a-r/240p-r dsa-183ah-r/182a-r/240a-r/240ah-r/240ah/240ph 16.

  • Page 130

    125 ◆ dsb-183ah/183ph/240a-r/240p-r/240ah-r/240ph-r dsa-183a-r/183ah-r/240a-r/240ah-r/240ah/240ph ✔ 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, please refer to ppl(parts price lis...

  • Page 131

    Daewoo electronics corp. 686, ahyeon-dong mapogu, seoul, korea. C.P.O. Box 8003 seoul korea telex: dwelec k28177-8 cable:"daewooelec" fax: +82-2-364-5588 tel: +82-2-360-7114, 8114 http://www.Dwe.Co.Kr s/m no. : 3113907150 printed date: july. 2004.