Samsung ASH180UE Service Manual Download Page 42

Page: 42 / 54

Samsung Electronics

7-2

7-2 Refrigerating Cycle Block Diagram

Refrigerating cycle temperature and pressur e

INDOOR UNIT

OUTDOOR UNIT

Heat
exchanger
(Evaporator)

Gas side

3-way valve

2-way valve

Liquid side

Capillary tube

Cooling

Gas leak check point

Heat
exchanger
(Condenser)

Heating

Capillary tube

Check valve

Compressor

4-way valve

STD Pressure

Piping Temp.

UseTemp. Condition (°C)

Operating Condition

(kg/cm2G)

Indoor

Outdoor

3-WAY V/V

Standard

4.0~5.0

10~12

19(19.5)

Cooling

Max over load

16~18

14~18

Low temp

1~4

Standard

19~23

32~36

60~70

20(21)

Heating

Max over load

36~40

65~75

Deice

28~32

40~45

Summary of Contents for ASH180UE

Page 1: ...ecifications 3 Operating Instructions and Installation 4 Disassembly and Reassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 Block Diagrams 8 PCB Diagrams 9 Wiring Diagrams 10 Schematic Dia...

Page 2: ...Samsung Electronics Co Ltd APR 1998 Printed in Korea Code No DB81 10154A...

Page 3: ...roblems such as intermit tent contact etc 5 Lead wire or power cable damaged Check if lead wire or power cord is damaged prior to repair and replace if damaged 6 Avoid tapping a power cord Tapping a p...

Page 4: ...1 2 Samsung Electronics MEMO...

Page 5: ...620x320 1 050x298x180 787x620x320 dimension x Depth inch 41 34x11 73x7 09 30 98x24 4x12 6 41 34x11 73x7 09 30 98x24 4x12 6 41 34x11 73x7 09 30 98x24 4x12 6 Weight kg 13 46 13 59 13 59 Coolant pipe Liq...

Page 6: ...s 2 2 Dimensions 2 2 1 Indoor Unit 2 2 2 Outdoor Unit Air in Front view Remote control Rear view Front view Rear view 787 340 582 1050 180 250 260 outer edge of indoor unit 200 145 Air out Installatio...

Page 7: ...e controller use this button to set current time Adjust the current time using TIME button Data can be transmitted after setting up the time Use this button to reserve or cancel the timer on and timer...

Page 8: ...re release Prevention against freeze 5 TURBO MODE This mode is available only in AUTO COOL HEAT mode When this button is pressed at first the air conditioner is operated powerful state for 30 minutes...

Page 9: ...Q timer button is pressed at operat ing state LCD displays the polling state sequentially The LCD also displays the time remaining 13 TIMER The air conditioner is turned ON OFF at a specified time usi...

Page 10: ...ke sure that you install the outdoor unit in area providing good ventilation and which is not dusty It must not be blocked by any obstacle affecting the airflow near the air inlet and the air outlet 4...

Page 11: ...tighten firmly with a spanner For more information refer to the Installation Manual 582 12 Remote control Remote control holder 10 4 5 6 Connection pipe lengh 5mmax 5 10m Air purge method Refertothe...

Page 12: ...cure the installation plate If an anchor bolt is too long adjust the projecting length to 20mm or less 1 When mounting installation plate at the win dow frame Use the paper patten for installation of...

Page 13: ...water maybe generated Installdrainlineasfollowing procedure 1 Insertthedrainplug intobase hole 2 Andthenconnectdrainhose todrain plug 1 Cut out the knock out piece from the leftside of the rear body w...

Page 14: ...uctures or under a place with heavy traffic its wire must be facilites such as gas pipes water pipes connected firmly with the utmost care telephone lines underground cables etc b A place 2m or less f...

Page 15: ...1 Cut the pipe using a pipe cutter 3 Insert a flare nut into the pipe and modifty flare Unproper flaring 2 Remove burrs at the tip of the pipe cut Caution Burrs not removed may result in leakage of ga...

Page 16: ...e 2 way valve again 7 Close the cap of each valve 5 Open the service valve cap of the 3 way valve and press the needle valve to discharge gas for 3 seconds and leave it for about 1 minute Repeat the a...

Page 17: ...icated by the pressure gauge low pressure side Standard pressure is should be 4 0 5 0kg cm2 in a reqular high operation mode 2 Turn the 3 way valve clockwise to close connect the pressure gauge low pr...

Page 18: ...ed 1 Carry out the pump down procedure Refer to the details of pump down 2 Remove the power cord 3 Disconnect the assembly cable from the indoor and outdoor units 4 Remove the flare nut connecting the...

Page 19: ...front Panel upper 3 Contract the second finger to the left and right handle and pull to open the inlet grille 4 Take the left and right filter out 5 Loosen one of the right fixing screw and seperate t...

Page 20: ...ft and right screw of the Holder Filter and Separate the Holder Filter 1 Do above Separate the holder at the rear side of Indoor unit 2 Take the display PCB out Center of indoor unit 3 Loosen three fi...

Page 21: ...e left screws of the heat exchanger 1 Do 1 2 3 4 5 above 2 Loosen the fixing two screws and separate the motor holder 3 Loosen the fixing screw of motor fan By use of M3 wrench Separate the motor from...

Page 22: ...ower cable 2 Remove the top cover 3 Remove the control box cover 4 Unplug the ass y cable 5 Remove the cabi side 6 Remove the cabi front When you assemble the parts check if the each parts and electri...

Page 23: ...an speed of the indoor unit decreases It indicates power is on The LED stops blinking if the operation ON OFF button on the remote control unit is pushed In happens after a delay of 3 minutes when the...

Page 24: ...ocedure Remove power cord and plug in again in approx 5 seconds Is operating lamp lights on for three minutes and then goes off Normal Replace the fuse 250V 3 15A Replace the trans Replace the IC01 Re...

Page 25: ...rox 5 seconds Is operating lamp lights on for three minutes and then goes off Go to the item of No power parts Refer to page 5 2 No problem Normal Is pin 63 of the micom IC04 a square wave Is pin 13 o...

Page 26: ...oting Y N N Y N N N N Y Y Y Y Remove power cord and plug in again in approx 5 seconds Is operating lamp lights on for three minutes and then goes off Go to the item of No power parts Refer to page 5 2...

Page 27: ...ck it in the heat mode Remove power cord and plug in again in approx 5 seconds Is operation lamp lights on for three minutes and then goes off Check whether the 4 way valve is activated with the opera...

Page 28: ...ting Y Y N N Y N N Y Remove power cord and plug in again in approx 5 seconds Is operating lamp blinking in 3 minutes and then lamp off Check as in the procedure No Power parts Refer to page 5 2 Normal...

Page 29: ...o Power parts Refer to page 5 2 Normal Replace battery LCD is faulty Replace button Q601 KSH29 C4375 or Q602 2SC1623 is faulty LE61 LE62 CL 1L5E is faulty Receiver module GP1U271R is faulty Beep sound...

Page 30: ...ode on its sub strate So if a circuit board is roughly handled such lead wires and parts will be easily broken or damaged by bending or shock 5 When soldering the lead wires of any new part be sure to...

Page 31: ...check 1 AC voltage at both end of transformer Primary 198 264V 2 AC voltage at both end of transformer secondary 15 25V 3 DC voltage at OUT and GND of IC01 KA7812 12VDC 4 DC voltage at OUT and GND of...

Page 32: ...er Normal At ambient temperature 10 C 30 C Abnormal Measure the voltage between ground and signal wire of the fan motor Normal Abnormal Abnormal if voltage does not change from 0V to 5V Normal At ambi...

Page 33: ...Samsung Electronics 5 11 MEMO...

Page 34: ...Samsung Electronics 6 1 6 Exploded Views and Parts List 6 1 Indoor Unit...

Page 35: ...AIN ASH180UE 1 1 DB93 10442A ASS Y PCB MAIN ASH 1808DR 1 DB93 10435A ASS Y PCB MAIN ASH 2417ER 1 9 DB61 10122A CASE CONTROL PP 1 1 1 1 10 DB61 40254A ASS Y HOLDER MOTOR ASS Y 1 1 1 1 10 1 DB61 40052A...

Page 36: ...Samsung Electronics 6 3 6 2 Outdoor Unit 15 19 8 18 7 6 11 17 1 4 3 2 5 10 20 1 20 20 5 20 6 20 4 20 3 20 2 9 12 13 1 16 1 16 16 4 16 5 16 6 16 3 16 2 14 1 14 14 3 13 13 2 14 2...

Page 37: ...066A ASS Y CHECK V V ASS Y 1 14 1 DB62 31749A TUBE CAPI C 2 0 X 900 1 DB62 31424A TUBE CAPI C 1 5 X 850 1 DB62 31425A TUBE CAPI C 1 5 X 900 1 14 2 DB62 40039C PACKED VALUE 1 4 1 4 inch 1 1 1 14 3 DB62...

Page 38: ...DB74 10008A DB64 40068C DB61 40009A DB63 10081A Description Ass y remocon Case remocon LOW Rubber button B IC MCU LCD Rubber button A Case remocon UPP Door remocon Window remocon Filter remocon Inlay...

Page 39: ...3A DB59 10012A DB39 20188B DB61 10122A Description ASS Y TERMINAL BLOCK ASS Y MAIN PCB ASS Y MAIN PCB ASS Y MAIN PCB TRANS POWER THERMISTOR ASS Y ASS Y PCB SUB C W DISPLAY MODULE MODULE REMOCON CONNEC...

Page 40: ...6 7 Samsung Electronics MEMO...

Page 41: ...E H MOVING SELECT ON OFF TIMER SELECT TEMPERATURE SELECT SLEEP SELECT TIME SETTING COMP CONTROL SIGNAL OUTDOOR FAN CONTROL SIGNAL 4 WAY VALVE CONTROL SIGNAL STEPPING MOTOR CONTROL SIGNAL BUZZERCONTROL...

Page 42: ...ck point Heat exchanger Condenser Heating Capillary tube Check valve Compressor 4 way valve T T STD Pressure Piping Temp UseTemp Condition C Operating Condition kg cm2G T1 T2 Indoor Outdoor 3 WAY V V...

Page 43: ...Samsung Electronics 7 3 MEMO...

Page 44: ...Samsung Electronics 8 1 8 PCB Diagrams 8 1 Ass y Main PCB Code No DB93 10521A ASH180UE 181UE Code No DB93 10442A ASH 1808DR Code No DB93 10435A ASH 2417ER...

Page 45: ...R CARBON R CARBON R CARBON R CARBON S R CARBON S R METAL PIN EYELET PCB MAIN TR DIGITAL TR SMALL SIGNAL TR SMALL SIGNAL IC C ELEC CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CO...

Page 46: ...80 DB41 10192A DB41 10195A Description LED LAMP LED LAMP LED LAMP LED LAMP MODULE REMOCON CONNECTOR WAFER CONNECTOR WAFER C W DISPLAY C CERAMIC C CERAMIC PCB MODULE PCB DISPLAY Specification SAM5370 L...

Page 47: ...APACITOR CHIP CAPACITOR C ELECTRONIC CHIP CAPACITOR CHIP CAPACITOR C ELECTRONIC ROOM THERMISTOR CHIP TR CHIP TR CRYSTAL CRYSTAL IR LED IR LED MICOM LCD Specification MCR18EZH F 60 4K MCR18EZH F 120K M...

Page 48: ...8 5 Samsung Electronics MEMO...

Page 49: ...Samsung Electronics 9 1 9 Wiring Diagrams 9 1 Indoor Unit...

Page 50: ...SOLENOID COIL CH CRANK CASE HEATER C1 2 CAPACITOR FM1 FAN MOTOR F FUSE 2A 250V S SPARK KILLER ASH 2417ER ASH 1808DR CAPACITOR FM1 2 5uF 450VAC 2 5uF 450VAC COMP 45uF 450VAC 40uF 400VAC MARK NAME MARK...

Page 51: ...Samsung Electronics MEMO...

Page 52: ...Samsung Electronics 10 1 10 Schematic Diagrams 10 1 Indoor Unit...

Page 53: ...Samsung Electronics 10 2 10 2 Remote Control...

Page 54: ...m without prior written permission of Samsung Electronics Co Ltd NoteMaster 486P Series Service manual First edition June 1994 Printed in Korea Trademarks IBM is a registered trademark and IBM PS 2 Pe...

Search results

Summary of Contents for ASH180UE

Reviews:

Related manuals for ASH180UE

Brands by name

Popular brands

Samsung ASH180UE, Service Manual

Search results

Summary of Contents for ASH180UE

Reviews:

Related manuals for ASH180UE

Brands by name

Popular brands