Samsung AM18A1(B1)E09 Service Manual Download Page 1

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SERVICE

Manual

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

INDOOR UNIT
AM18A1(B1)E09
AM18A1(B1)B09
AM19A1(B1)E07
AM19A1(B1)B12

OUTDOOR UNIT
UM18A1(B1)E2
UM18A1(B1)B2
UM19A1(B1)E2

Summary of Contents for AM18A1(B1)E09

Page 1: ...d Installation 4 Disassembly and Reassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 Block Diagrams 8 PCB Diagrams 9 Wiring Diagrams 10 Schematic Diagrams ROOM AIR CONDITIONER INDOOR UNIT A...

Page 2: ...Samsung Electronics Co Ltd DEC 1998 Printed in Korea Code No DB81 10176A 2...

Page 3: ...g into a power cord This practice may result in malfunction or fire 6 After completing repairs and reassembly check the insulation resistance Procedure Prior to applying power measure the resis tance...

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

Page 5: ...x7 17 30 98x24 41x12 6 32 08x11 73x7 17 32 08x11 73x7 17 30 98x24 41x12 6 Weight kg 9 6 53 9 6 53 9 6 9 6 53 Refrigerant pipe Liquid OD mm xL m 6 35 x 5 6 35 x 5 6 35x5 6 35x5 GAS 9 52x5 9 52 x 5 9 52...

Page 6: ...2 2 Samsung Electronics 2 2 Dimensions 2 2 1 Indoor Unit 2 2 1 Outdoor Unit Front view Rear view Air in Front view Remote control Rear view 815 182 Air out Installation plate 58 22...

Page 7: ...Standard 5 0 5 2 11 11 27 19 35 24 A or B Max over load 6 0 6 3 16 15 32 23 43 26 Cooling Low temp 3 4 3 6 3 2 21 15 21 15 Standard 5 0 5 2 12 10 27 19 35 24 A B Max over load 6 0 6 3 16 15 32 23 43...

Page 8: ...2 4 Samsung Electronics MEMO...

Page 9: ...his button to reserve or cancel the timer on and timer off Use this button to reserve the timer on Set up the time that operation stop Set up the time that operation start Each time you press this but...

Page 10: ...button is pressed at first the air conditioner 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 ti...

Page 11: ...e time remaining 10 24 Hour ON OFF Real Setting Timer The air conditioner is turned ON at a specified time using OFF TIMER The air Conditioner is turned OFF at a specified time using ON TIMER Only tim...

Page 12: ...firmly if it is mounted 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 air...

Page 13: ...id to the rear left right or down Right Rear Rear Down Left B Drain hose installation Cut the piping hole sloped slightly Remote control A B 250mm ormore 200mmormore Remote control holder Outdoor unit...

Page 14: ...or bolts the anchor bolts must not project by more than 20mm 4 Determine the positions of the wooden uprights to be attached to the window frame 5 Attach the wooden uprights to the window frame in a m...

Page 15: ...tres away from the indoor unit the cable must first be extended to a maximum of ten metres 1 Extend the assembly cable if necessary 2 Open the front grille by pulling on the tabs on the lower right an...

Page 16: ...oor unit The assembly cable connecting the indoor unit to the outdoor unit The power cable connecting the auxiliary circuit breaker to the outdoor unit 1 Remove the terminal board cover on the side of...

Page 17: ...Grounding wire of 1 6mm or larger solid wire or 2mm2 or larger standard wire 2 Use of a grounding electrode Specifications of grounding electrode Terminal used exclusively for grounding Carbon plasti...

Page 18: ...ing a pipe cutter Tools used 2 Remove burrs at the tip of the pipe cut Caution Burrs not removed may result in leakage of gas 3 Insert a flare nut into the pipe and modifty flare Unproper flaring Oute...

Page 19: ...ve stem nuts and the service port cap to the valve and tighten them at the torque of 18N m with a torque wrench 4 Purge the air from the system using vacuum pump for about 10 minutes Close the valve o...

Page 20: ...ils see the page 3 14 It is recommend that regrigerant should be slowly put in If the refrigerant is put in too quickly compressor will be damaged 5 Stop operation of the air conditioner 6 Disconnect...

Page 21: ...ooling Mode weather is rather cool operate the unit at the Trubo Mode So that the unit can be operated 7 Disconnect the charge set and mount the both 3 way valve s stem nuts and the service port cap R...

Page 22: ...it DB WB 27 19 Voltage Frequency 240V 50Hz In case of 2Unit Capacity Current multiplied by 2 13000 15 14 13 12000 11000 Cooling Capacity Air Outlet Temp Outdoor Temperature DB WB 21 15 15 5 21 19 19 5...

Page 23: ...quency AM18A1 B1 E2 AM19A1 B1 E2 240V 50Hz AM18A1 B1 B2 220V 60Hz 10000 Cooling Capacity Outdoor Temperature DB WB 21 15 15 5 35 24 43 26 25 5 Air Outlet Temp 7000 8000 9000 15 14 13 12 11 10 Cooling...

Page 24: ...3 16 Samsung Electronics MEMO...

Page 25: ...l 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 the termina...

Page 26: ...above Separate the holder at the rear side of Indoor unit 2 Take the display PCB out Center of indoor unit 3 Loosen three fixing screws of left and right 4 Pull tray drain out from the back body 1 Do...

Page 27: ...he left screws of the heat exchanger 1 Do 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 fan...

Page 28: ...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 29: ...Compressor stops operation intermittently in DRY mode 5 Timer LED only of the indoor unit lights up and the air conditioner does not operate 6 The compressor stops intermittently in a COOL mode or DRY...

Page 30: ...s voltage of 63 indoor fan of the micom normal Is voltage at 32 terminal of the Micom normal 0VDC Is voltage at 64 terminal of the Micom normal 5VDC Is 198 264VAC applied to the primary side of the po...

Page 31: ...ocedure After unplugging out the power cord should be reconnected within five seconds Does the operating lamp Green blink Does the Solid State Relay SS71 work properly Is the supply voltage of the fan...

Page 32: ...ompreessor or outdoor fan motor replaced Power relay is out of order Power relay should be replaced PCB should be checked Microcomputer is out of order PCB should be checked Room temperature sensor is...

Page 33: ...IC05 KID65003 is faulty Micom IC04 is faulty Normal Check as in the procedure No Power parts Refer to page 5 2 Y Y N N N Y Y Y 5 2 5 In the mode When there is no warm air current Check this first 1 I...

Page 34: ...ty Receiver module is faulty Q601 C4375Y or Q602 C1623Y is faulty IR LED CL 1L5EU is faulty sound heard from the indoor unit when ON OFF button on the remote control unit pushed Voltage of battery les...

Page 35: ...its substrate So if a circuit board is roughly handled such lead wires and parts will be easily bro ken or damaged by bending or shock 5 When soldering the lead wires of any new part be sure to polish...

Page 36: ...4 18Vac 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 Q201 Base and GND change Squarewave Voltage check 1 Voltage of relay RY71 coil Voltage...

Page 37: ...l 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 ambient temp...

Page 38: ...Samsung Electronics 6 1 6 Exploded Views and Parts List 6 1 Indoor Unit...

Page 39: ...SS Y TRAY DRAIN ASS Y STEP MOTOR U D BLADE H ASS Y EVAP SPACER EVAP HOLDER MOTOR ASS Y ASS Y TERMINAL BLOCK MOTOR FAN IN ASS Y C F FAN ASS Y BEARING ASS Y MAIN PCB ASS Y MAIN PCB ASS Y MAIN PCB THERMI...

Page 40: ...Samsung Electronics 6 3 6 2 Outdoor Unit 11 10 2 10 3 10 5 10 4 10 1 10...

Page 41: ...E PACKED 1 4 TUBE CAPI C TUBE CAPILLARY A TUBE CAPILLARY B GUARD COND ASS Y CONTROL OUT ASS Y CONTROL OUT ASS Y CONTROL OUT CASE CONTROL OUT CLIP CAPACITOR C OIL C OIL C OIL TERMINAL BLOCK C OIL ASS Y...

Page 42: ...7A PH M2 DB67 60061A DB67 60062A DB67 60063A 90 250 DB93 40179B DB61 40243A Description ASS Y CODE CASE UP CASE LOW DOOR REMOCON COVER BATTERY FILTER REMOCON RUBBER REMOCON INLAY LCD INLAY REMOCON LAB...

Page 43: ...560B DB93 10561B Description CASE CONTROL ASS Y MAIN PCB ASS Y MAIN PCB ASS Y MAIN PCB IC MCU THERMISTOR ASS Y TRANS POWER C FILM POWER RELAY FUSE ASS Y PCB DISPLAY ASS Y PCB DISPLAY Specification ABS...

Page 44: ...6 7 Samsung Electronics MEMO...

Page 45: ...DE H MOVING SELECT ON OFF TIMER SELECT TEMPERATURE SELECT SLEEP SELECT TIME SETTING COMPRESSOR CONTROL SIGNAL STEPPING MOTOR CONTROL SIGNAL BUZZER CONTROL SIGNAL TRIGER SIGNAL SSR OSCILLATION CIRCUIT...

Page 46: ...Samsung Electronics 8 1 8 PCB Diagrams 8 1 Main PCB...

Page 47: ...001A 3501 001058 DE39 60001A 3501 000399 Description FUSE HOLDER FUSE IC VOLT REGU HEAT SINK SCREW PH IC VOLT REGU C FILM FILTER NOISE R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R CARBON R...

Page 48: ...10204B 0601 001333 0601 001059 0601 001060 0601 001196 DB32 50027A 2202 000780 2001 000515 2001 000283 0401 000005 DB39 20346A DB61 10191A DB63 10494A DB72 10233A DB72 10220F Specification FR 1 T1 6...

Page 49: ...DISPLAY CODE NO DB41 10205B 0601 001333 0601 001059 0601 001060 0601 001196 DB32 50027A 2202 000780 2001 000515 2201 000283 0401 000005 DB39 20346A DB61 10197A DB63 10494A DB72 10245A DB72 10220F Spe...

Page 50: ...K NEGRO NOIR NERO 2 RED ROJO ROUGE ROSSO 3 WHT BLANCO BLANC BIANCO 4 YEL AMARILLO JAUNE GIALLO FAN MOTOR 2 5 F 450VAC CAPACITOR COMP MOTOR 30 F 420VAC FAN MOTOR 2 5 F 450VAC CAPACITOR COMP MOTOR 30 F...

Page 51: ...manual may not in whole or in part be copied photocopied reproduced translated or converted to any electronic or machine read able from without prior written permission of Samsung Electronics Co Ltd S...

Page 52: ...Samsung Electronics 10 1 10 Schematic Diagrams 10 1 Indoor Unit BLK L SKY BLUE BROWN BLACK PNA4612M XD 220 1 8W...

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

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