Samsung US18A6RC Скачать руководство пользователя страница 7 | Manualshive

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6

2-2 Outdoor Unit

No

Parts

Procedure

Remark

Cabinet

Fan Motor &

Propeller Fan

1) Turn off the unit and remove the power 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 electric connectors are fixed
firmly.

1) Do Procedure 1 above.

2) Remove the nut flange.

(Turn to the right to remove as it is a left turned
screw)

3) Disassemble the propeller fan.

!

@

1-00189A(2) 3/14/01 4:25 PM Page 6

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Содержание US18A6RC

Страница 1: ...mbly 3 Troubleshooting 4 Exploded Views and Parts List 5 Refrigerating Cycle Block Diagrams 6 PCB Diagrams 7 Wiring Diagrams 8 Schematic Diagrams ROOM AIR CONDITIONER INDOOR UNIT AS24A2RC AS18A6RC OUTDOOR UNIT US24A2RC US18A6RC E DB81 00189A 2 1 00189A 2 CO 3 16 01 1 51 PM Page 1 ...

Страница 2: ... way valve again 5 Check the pressure indicated by the pressure gauge low pressure side Standard pressure is should be 4 5 5 5kg cm2 in a reqular high operation mode 6 Open the refrigerant tank and fill with refrigerant until the rated pressure is reached It is recommended not to pour the refrigerant in too quickly but gradually while operating a pressure valve 8 Close the 3 way valve disconnect t...

Страница 3: ...sure you do not bend the connection pipes in the middle and store together with the cables 7 Move the indoor and outdoor units to a new locatioon 8 Remove the mounting plate for the indoor unit and move it to a new location Pump down shall be carried out when an evaporator is replaced or when the unit is relocated in another area 1 Remove the caps from the 2 way valve and the 3 way valve 3 Set the...

Страница 4: ...ight 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 seper ate the terminal cover 6 Loosen three fixing screws of front grille 7 Pull the upper left right and Center of discharge softly for the outside cover to be pulled out 8 Pull softly the lower part of discharge and push it up Caution Assemble the front panel and fix the ...

Страница 5: ...B upper side out Inclusion Power cord 3 Separate the outdoor unit connection wire from the terminal block 4 If pulling the Main PCB up it will be taken out Separate the TRANS hook it before 1 Do 1 and 2 3 above 2 Loosen two fixing earth screws of right side 3 Separate the connection pipe 4 Separate the bush body at the upper side and holder at the rear side 5 Loosen the two fixing screws of left s...

Страница 6: ...o 1 2 3 4 above 2 Loosen the fixing three screws and separate the motor holder 3 Loosen the fixing screw of fan motor By use of M3 wrench 4 Separate the fan motor from the fan 5 Separate the fan from the left holder bearing 1 00189A 2 3 14 01 4 25 PM Page 5 ...

Страница 7: ... 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 are fixed firmly 1 Do Procedure 1 above 2 Remove the nut flange Turn to the right to remove as it is a left turned screw 3 Disassemble the propeller fan 1 00189A 2 3 14 01 4 25 PM Page 6 ...

Страница 8: ...ps 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 pushed In happens after a delay of 3 minutes when the compressor is reoperated The same phenomenon occurs when a power is on As a phenomenon that the compressor is reoperated after a delay of 3 minutes t...

Страница 9: ...ndoor fan of the micom normal Is voltage at 33 terminal of the Micom normal 0VDC Is voltage at 18 terminal of the Micom normal 5VDC Is the rating Voltage 10 range applied to the between 1 and 3 of CN78 Check linkage between power cord and terminal tap Check fuse Is 11 12 5VDC appear in the input side of the DC regulator IC KA7805 IC02 refer to replace PCB module YES NO YES NO YES YES YES NO YES YE...

Страница 10: ...wer 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 motor sufficient Test rod location PCB CN73 pin3 pin5 Condition Fan operate AC 180V Normal voltage YES YES YES NO NO NO Check as in the procedur NO power parts Refer to page 8 Microcomputer is out of order PCB is out of order Refer to...

Страница 11: ...YES YES YES NO NO NO NO YES NO Outdoor unit is out of order Power relay is out of order Power relay should be replaced Refer to replace PCB module PCB is out of order PCB and Room tem perature sensorshould be checked Room temperature sensor is out of order Check as in the procedure No Power parts Refer to page 8 YES Is the room sensor normal register 25 C 10KΩ 50 F 68 F 86 F 17 96k Ω 12 09k Ω 8 3k...

Страница 12: ...and plug in again in approx 5 seconds Is operating lamp blinking Does operation start when swing button of the remote control unit pushed Voltage at pin 1 4 of micom ICO4 change Squarewave Volatge at pin 16 15 of IC06 10 11 of IC05 KID65003 change Squarewave UP DOWN louver motor is faulty Driver IC05 KID65003 is faulty Micom IC04 is faulty Normal Check as in the procedure No Power parts Refer to p...

Страница 13: ...375Y 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 less than 2 5V Remote Control Unit LCD display status of REMOCON normal Voltage at PIN 30 of Remocon Micom change Voltage at collecter of Q601 or Q602 change Voltage at pin 26 of micom IC04 change INDOOR UNIT Micom IC04 is faulty N Y Y N N...

Страница 14: ...lace PCB module Remove power cord Replace the PCB module Check the connection and plug in Refer to set up the Model option Does al display lamp blink or STD lamp blink YES NO Replace another PCB module 1 00189A 2 3 14 01 4 26 PM Page 13 ...

Страница 15: ...14 4 Exploded Views and Parts List 4 1 Indoor Unit 1 1 2 3 3 3 2 3 3 1 4 1 2 7 2 7 1 20 5 12 11 16 17 18 19 14 6 1 6 10 10 2 10 1 10 3 15 7 8 9 13 13 2 13 1 13 3 1 1 00189A 2 3 14 01 4 26 PM Page 14 ...

Страница 16: ...TER CLEANER FILTER COVER TERMINAL PLATE TERMINAL BLOCK ASS Y PCB DISPLAY COVER DISPLAY ASS Y TRAY DRAIN ASS Y STEPPING MOTOR BLADE H ASS Y EVAP ASS Y EVAP ASS Y SPACER ASS Y HOLDER MOTOR HOLDER MOTOR CLIP EARTH WIRE TERMINAL BLOCK ASS Y MOTOR FAN IN ASS Y C F FAN ASS Y HOLDER BEARING RUBBER BEARING HOLDER BEARING BEARING ASS Y MAIN PCB ASS Y THERMISTOR CASE CONTROL ASS Y BACK BODY HOLDER PIPE PLAT...

Страница 17: ...1 2 3 4 7 16 6 5 8 18 13 12 13 1 15 1 15 2 15 3 15 5 15 15 4 15 6 14 2 10 9 14 1 14 12 2 12 1 11 16 4 2 Outdoor Unit 4 2 1 24K BTU 17 1 17 2 17 1 00189A 2 3 14 01 4 26 PM Page 16 ...

Страница 18: ...9B26UABCA EPDM M8 ASS Y 20LT MIN ASS Y ID 1 7 x 900 x 2 6 35 INCH ASS Y 45CG20AGB 35µFx450VAC 8P 35A 2A 250V 4µF x 450VAC G3771BD G3771BD 1 1 1 1 1 1 1 1 1 1 1 1 4 4 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 Description Specification Remark Q TY US24A2RC 1 2 3 4 5 6 7 8 9 10 11 12 12 1 12 2 13 13 1 14 14 1 14 2 15 15 1 15 2 15 3 15 4 15 5 15 6 16 17 1 17 2 18 DB90 10634A DB90 20210A DB67 50074A DB60 20020A DB...

Страница 19: ...2 3 5 13 1 13 12 1 12 2 12 12 4 18 14 14 1 9 10 15 5 15 3 15 2 15 1 15 6 15 4 15 12 3 4 1 11 6 7 16 8 18 4 2 2 18K BTU 17 1 17 2 17 1 00189A 2 3 14 01 4 26 PM Page 18 ...

Страница 20: ...T SC 90073T 48B190JV1EH ASS Y 10LT MIN 1 2 ASS Y 6 35 INCH ASS Y 45CG20ALB 40µF x 450VAC 8P 35A 2A 250V 2 5µF x 450VAC C3771BD C3771BD 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Description Specification Remark Q TY US18A6RC 1 2 3 4 5 6 7 8 9 10 11 12 13 13 1 14 14 1 15 15 1 15 2 15 3 15 4 15 5 15 6 16 17 1 17 2 18 DB90 00260A DB90 20210B DB67 50074A DB60 20020A DB31 10119C DB95 20147A ...

Страница 21: ...st 4 1 2 5 3 No 1 2 3 4 5 Description ASS Y MAIN PCB ASS Y THERMISTOR ASS Y PCB DISPLAY CASE CONTROL COVER DISPLAY Specification PD TQ24A1R 01 103AT 240 240 ASS Y ABS ABS Q TY 1 1 1 1 1 Remark 1 00189A 2 3 14 01 4 26 PM Page 20 ...

Страница 22: ...sor T1 T2 Cooling Refrigerating cycle temperature and pressure STD Pressure Piping Temp F Use Temp Condition F MODEL Operating Condition psi T1 T2 Indoor Outdoor 3 Way Valve DB WB DB WB Standard 57 71 46 54 46 54 80 67 95 75 AS24A2RC Cooling Max over load 80 67 115 75 Low temp 67 57 67 57 Standard 64 78 50 54 50 54 80 67 95 75 AS18A6RC Cooling Max over load 80 67 115 75 Low temp 67 57 67 57 1 0018...

Страница 23: ...22 6 PCB Diagrams 6 1 Main PCB PD TQ24AIR 01 1 00189A 2 3 14 01 4 26 PM Page 22 ...

Страница 24: ... IC DRIVE KID65003AP 28 Q401 601 602 TR GENERAL KSC945Y 29 Q603 TRANSISTOR A708Y 30 Q901 902 TRANSISTOR R2002 31 CN73 CONNECTOR WAFER YW396 05AV WHT 32 CN43 CONNECTOR WAFER SMW250 03 BLU 33 CN41 CONNECTOR WAFER SMW250 04 WHT 34 CN61 CONNECTOR WAFER SMW250 06 WHT 35 CN91 CONNECTOR WAFER SMW250 10 WHT 36 J1 J32 WIRE SO COPER PI0 6 SN T52MM 37 RY71 72 74 RELAY FTR F3AA012E 38 F702 FUSE 250V 1A 39 IC0...

Страница 25: ...24 7 Wiring Diagrams 7 1 Indoor Unit AS24A2RC AS18A6RC 1 00189A 2 3 14 01 4 26 PM Page 24 ...

Страница 26: ...AME 52C MAGNETIC CONTACTOR TB 1 2 TERMINAL BLOCK C1 CAPACITOR FM1 FAN MOTOR F FUSE 2A 250V S SPARK KILLER 52C 52C DIAGRAM OUTDOOR MARK NAME MARK NAME 52C MAGNETIC CONTACTOR TB1 2 TERMINAL BLOCK F FUSE 2A 250V FM1 FAN MOTOR S SPARK KILLER 1 00189A 2 3 14 01 4 26 PM Page 25 ...

Страница 27: ...26 MEMO 1 00189A 2 3 14 01 4 26 PM Page 26 ...

Страница 28: ...27 8 Schematic Diagrams 8 1 Indoor Unit ...

Страница 29: ...ELECTRONICS 1 00189A 2 CO 3 14 01 4 24 PM Page 2 ...

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