Samsung AS180UE Service Manual Download

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SERVICE

Manual

AS180UE
AS181UE
AS18A1UD
AS18A1UE
AS-2408BR

CONTENTS

AIR CONDITIONER

1. Pre c a u t i o n s

2. Product Specifications

3. Operating Instructions and

I n s t a l l a t i o n

4. Disassembly and Reassembly

5. Tro u b l e s h o o t i n g

6. Exploded Views and Parts List

7. Block Diagrams

8. PCB Diagrams

9. Wiring Diagrams

10. Schematic Diagrams

ROOM AIR CONDITIONER

Summary of Contents for AS180UE

Page 1: ...AIR CONDITIONER 1 Precautions 2 Product Specifications 3 Operating Instructions and Installation 4 Disassembly and Reassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 Block Diagrams 8 PCB D...

Page 2: ...Samsung Electronics Co Ltd FEB 1999 Printed in Korea Code No DB81 10161A 3...

Page 3: ...roblems such as intermittent 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 po...

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

Page 5: ...a 3 15 1050x298x180 787x620x320 41 34x11 73x7 09 30 98x24 4x12 6 13 46 6 35 x5 12 7 x5 17x 2 Rotary 1855 Cross fan Propeller Resin Steel 30 60 2Row12Step 2Row24Step CAPILLARYTUBE 600 1 580 Perfor manc...

Page 6: ...2 Dimensions 2 2 1 Indoor Unit 2 2 1 Outdoor Unit Air in Front view Remote control unit Rear view Front view Rear view Air out 1050 787 582 340 180 63 21 Installation plate 250 145 260 200 100 outer e...

Page 7: ...AUTO L ME HI NATURAL Adjusts air flow vertically Each time you press this button BLADE H rotates by 8 Changable range 50 Each time you press this button BLADE H rotates within 35 and stop Without rega...

Page 8: ...ner is operated powerful state for 30 minutes regardless of the set tempera ture room temperature When this button is pressed again or when the operating time is 30 minutes turbo operation mode is can...

Page 9: ...timer button is pressed at operat ing state LCD displays the polling state sequentially The LCD also displays the time remaining 11 TIMER The air conditioner is turned ON OFF at a specified time usin...

Page 10: ...in a high place 3 Make 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...

Page 11: ...hase locally Insulation tube Hole dimension of bolts for the outdoor unit Fix firmly if installed in an area affected by typhoons Tighten the flare nut by hand first and tighten firmly with a spanner...

Page 12: ...oncrete wall with anchor bolts utilize the anchor bolt holes as illustrated in the left figure 3 When the anchor bolts are already driven in the wall also utilize the anchor bolts holes to secure the...

Page 13: ...and bend the pipes there 1 Cut out the knock out piece from the leftside of the rear body with a knife etc Smooth the cut edges 1 Cut out the knock out piece from the underside of the rear body with...

Page 14: ...Outdoor unit 3 2 2 e Wiring connection outdoor unit 3 2 2 d Indoor unit installation 1 Pass the pipes through the hole in the wall and hook the indoor unit to the installation plate at the upper and...

Page 15: ...rt connect an The grounding wire should be a green wire in order extention lead to it Solder the joint and insulated wire of 1 6mm or 2mm2 or larger wrap it with tape The soldered joint should not be...

Page 16: ...Bar Cone Roller Yoke 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 re...

Page 17: ...r about 10 minutes Close the valve of the low pressure side of manifold gauge clockwise Remove the hose of the low pressure side of manifold gauge 7 Check for gas leakage At this time especially check...

Page 18: ...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 19: ...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 20: ...3 14 Samsung Electronics MEMO...

Page 21: ...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 22: ...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 23: ...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 the f...

Page 24: ...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 electric connectors...

Page 25: ...tops intermittently in a COOL mode or DRY mode and fan 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 p...

Page 26: ...Remove power cord and plug in again in approx 5 seconds Is operating lamp lights on for three minutes and then goes off Check whether the fuse is normal F701 Check whether the output voltage of the tr...

Page 27: ...x 5 seconds Is operating lamp lights on for three minutes and then goes off Check whether the indoor fan turns with the operation lamp being turned on when the start stop button of the remote control...

Page 28: ...r cord and plug in again in approx 5 seconds Is operating lamp lights on for three minutes and then goes off Check whether the compressor is activated in three minutes after the operation lamp comes o...

Page 29: ...re 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 Does operation start when swing button of the remote control unit p...

Page 30: ...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 31: ...diode on its substrate 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 t...

Page 32: ...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 IC02 5VDC 5 DC voltage at Q...

Page 33: ...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 34: ...Samsung Electronics 6 1 6 Exploded Views and Parts List 6 1 Indoor Unit...

Page 35: ...CREW M COVER SCREW LF COVER TERMINAL GUARD FILTER AIR ASS Y TRAY DRAIN MOTOR STEPPING BLADE H UPP BLADE H LOW ASS Y PCB SUB HOLDER E FILTER ASS Y MAIN PCB ASS Y MAIN PCB CASE CONTROL HOLDER MOTOR HOLD...

Page 36: ...Samsung Electronics 6 3 6 2 Outdoor Unit 11 18 1 4 3 2 6 7 20 19 8 16 21 1 21 21 2 21 3 21 4 10 9 5 17 1 17 17 4 15 12 12 2 12 1 13 14 12 4 12 3 17 5 17 6 17 3 17 2 14 2...

Page 37: ...1 DB96 10624A TUBE SUCTION ASS Y ASS Y 1 13 1 DB62 40022A PACKED VALVE 1 2 10LT MIN 1 2 INCH 1 1 DB62 40055F PACKED VALVE 5 8 20LT MIN 5 8 INCH 1 14 DB96 10609A TUBE CAPILLARY ASS Y ASS Y 1 DB96 1066...

Page 38: ...DB64 20035A DB64 40007B 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 remoc...

Page 39: ...0244A DB59 10012A DB39 20188B DB61 10122A Description CONNECTOR WIRE OUT ASS Y MAIN PCB ASS Y MAIN PCB TRANS POWER THERMISTOR ASS Y ASS Y PCB SUB C W DISPLAY MODULE MODULE REMOCON CONNECTOR WIRE POWER...

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

Page 41: ...Samsung Electronics 6 1 6 Exploded Views and Parts List 6 1 Indoor Unit...

Page 42: ...CREW M COVER SCREW LF COVER TERMINAL GUARD FILTER AIR ASS Y TRAY DRAIN MOTOR STEPPING BLADE H UPP BLADE H LOW ASS Y PCB SUB HOLDER E FILTER ASS Y MAIN PCB ASS Y MAIN PCB CASE CONTROL HOLDER MOTOR HOLD...

Page 43: ...Samsung Electronics 6 3 6 2 Outdoor Unit 11 18 1 4 3 2 6 7 20 19 8 16 21 1 21 21 2 21 3 21 4 10 9 5 17 1 17 17 4 15 12 12 2 12 1 13 14 12 4 12 3 17 5 17 6 17 3 17 2 14 2...

Page 44: ...1 DB96 10624A TUBE SUCTION ASS Y ASS Y 1 13 1 DB62 40022A PACKED VALVE 1 2 10LT MIN 1 2 INCH 1 1 DB62 40055F PACKED VALVE 5 8 20LT MIN 5 8 INCH 1 14 DB96 10609A TUBE CAPILLARY ASS Y ASS Y 1 DB96 1066...

Page 45: ...DB64 20035A DB64 40007B 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 remoc...

Page 46: ...0244A DB59 10012A DB39 20188B DB61 10122A Description CONNECTOR WIRE OUT ASS Y MAIN PCB ASS Y MAIN PCB TRANS POWER THERMISTOR ASS Y ASS Y PCB SUB C W DISPLAY MODULE MODULE REMOCON CONNECTOR WIRE POWER...

Page 47: ...6 7 Samsung Electronics MEMO...

Page 48: ...MILD SELECT FAN SPEED SELECT BLADE H MOVING SELECT SWING SELECT ON OFF TIMER SELECT SLEEP SELECT TIME SETTING COM CONTROL SIGNAL STEPPING MOTOR CONTROLSIGNAL BUZZERCONTROL SIGNAL TRIGER SIGNAL SSR COM...

Page 49: ...ating cycle temperature and pressure Operating Condition STD Pressure kg cm2 G 3 WAY V V Piping Temp Use Temp Condition C T1 T2 Indoor Outdoor DB 27 29 21 10 12 16 18 1 4 4 0 5 0 Cooling Standard Max...

Page 50: ...Samsung Electronics 7 3 MEMO...

Page 51: ...Samsung Electronics 9 1 9 Wiring Diagrams 9 1 Indoor Unit AS 180UE AS181UE AS18A1UD AS18A1UE AS 2408BR...

Page 52: ...220 240V 50Hz 200 220V 50Hz NAME TB1 2 TERMINAL BLOCK FM FAN MOTOR 52C MAGNETIC CONTACTOR CP CAPACTOR F FUSE S SPARK KILLER 9 2 1 AS180UE AS181UE US18A1UD US18A1UE 9 2 2 AS 2408BR AS 2408BR CP 40 2 5...

Page 53: ...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...

Page 54: ...Samsung Electronics 10 1 10 Schematic Diagrams 10 1 Indoor Unit...

Page 55: ...Samsung Electronics 10 2 10 2 Remote Control...

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