Related Manuals for Samsung AD26A1C13
Summary of Contents for Samsung AD26A1C13
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Page 1: Table Of Contents
ROOM AIR CONDITIONER INDOOR UNIT OUTDOOR UNIT AD26A1C13 UD26A1C2 AD18A1C09 UD18A1C2 SERVICE Manual AIR CONDITIONER CONTENTS 1. Installation 2. Disassembly and Reassembly 3. Troubleshooting 4. Exploded Views and Parts List 5. Refrigerating Cycle Block Diagrams 6. Wiring Diagrams 7. Schematic Diagrams... -
Page 2: Installation
Pipe Size length height LIQUID GAS A-UNIT 1/4Ó 1/2Ó 15m(49ft 3in) 3m(9ft 10in) AD26A1C13 2. Connect the charging hose of low pressure side of B-UNIT 1/4Ó 1/2Ó 15m(49ft 3in) 3m(9ft 10in) Manifold gauge to the packed valve having a charging A-UNIT 1/4Ó... - Page 3 1-2 ÒPump downÓ Procedure 1. Confirm that both the 2-way and 3-way valves are set to the open position. (1) Remove the valve stem caps. (2) Be sure to use a hexagonal wrench to operate the Gas side valve stems. 2-Way Valve 2.
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Page 4: Disassembly And Reassembly
2. Disassembly and Reassembly Stop operation of the airconditioner and remove the power plug from the wall outlet before repairing the unit 2-1 Indoor Unit Parts Procedure Remark Front Grille 1) Stop the air conditioner operation and block the main power. 2) Seperate the tape of front. - Page 5 Parts Procedure Remark Filter Frame 1) Loosen the left and right screw of the Holder Filter, and Separate the Holder Filter. Ass'y Tray Drain 1) Do , above. Separate the holder at the rear side of Indoor unit. 2) Take the display PCB out. (Center of indoor unit).
- Page 6 Parts Procedure Remark Heat Exchanger 1) Do " 1 2 3 4 ", above. 2) Loosen the left screws of the heat exchanger. Lifting the heat exchanger up a little to push the up side for separation from the indoor unit Fan Motor and 1) Do "...
- Page 7 2-2 Outdoor Unit Parts Procedure Remark <UD26A1C2> Cabinet 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.
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Page 8: Troubleshooting
3. Troubleshooting 3-1 Items to be checked first 1) Is the voltage of the power correct? The input voltage shall be the rating Voltage ±10% range. The airconditioner may not operate properly if the voltage is out of this range. 2) Is the link cable linking the indoor unit and the outdoor unit linked properly? The indoor unit and the outdoor unit shall be linked by 4 cables. - Page 9 3-2 Fault Diagnosis by Symptom 3-2-1 When the power voltage is not available 1) Inspection items (1) Is the power voltage is normal? (the rating voltage ±10% range) (2) Is the power cord is correctly connected and is the contact good? (3) Does the sound ÒtingÓ...
- Page 10 3-2-2 No Power (Outdoor unit) 1) Inspection items (1) Is the power source normal (the rating voltage ±10% range)? (2) Is the outdoor power connected normally? ((1) of terminal : L, (2) of terminal : N, (3) of terminal : communication) ? (3) Check whether the display of outdoor PCB(SEG1) is shown in the order of A- B - C when the power is applied.
- Page 11 3-2-3 When the fan of indoor unit does not operate 1) Inspection items (1) Is the power voltage normal? (2) Is the connector of indoor fan with the good contact? (CN73) (3) Is the soldering status of running condenser (CR71) with the good contact? (4) Is connector of the Hall IC with the good contact (CN 43) ? (5) Is the indoor fan rotating when it is under operation mode? (6) Is the FAN LED (green) flickering when the indoor fan stalled (for more than 15 seconds) and...
- Page 12 3-2-4 When the outdoor unit fan does not operate 1) Inspection items (1) The outdoor unit fan motor operates only when the operating conditions are satisfied and is selected by the RY74(LOW) and PY75(HI) to rotate. (2) Is the power voltage normal? (3) Is the contact of outdoor unit fan motor (CN 73) good? (4) Is the winding resistance of outdoor unit fan motor 58½...
- Page 13 3-2-5 When the UP/DOWN Louver Moter Does Not Operate.(Initial Diagnosis) 1) Checklist : (1) Is input voltage normal? (2) Is the UP/DOWN louver motor properly connected with the connector (CN61)? 2) Troubleshooting procedure Remove power cord and plug in again in approx. 5 seconds. Is operating lamp blinking? Check as in the procedure "No Power parts".
- Page 14 3-2-6 If Operation by Remote Controller Unit is Impossible.(Initial Diagnosis) 1) Troubleshooting procedure Remove power cord and plug in again approx. 5 Seconds Is operation lamp blinking? Check as in the procedure ÒNO Power partsÓ. Refer to page 12. Ò Ò...
- Page 15 3-2-7 When the 4 way valve (A,B) is not operating 1) Inspection items (1) Are the 4 way valve A and B under the operating conditions? (When the COMP A (4 way valve A ) and COMP B (4 way valve B) are on during the heating operating) (2) Is the power voltage normal? (3) Is the connecting of 4 way valve A (CN 75) and B (CN 76) good?
- Page 16 3-2-8 When the compressor does not operate 1) Inspection items (1) Is the COMP A under the operating conditions? (cooling operating of A, B(C) room) (2) Is the power voltage normal? (3) Are the connector connection of COMP A(RY 72, 73) and B(RY 71) good? (4) The COMP A(B) is operated on and off in accordance with the operating conditions of indoor unit of A (B.
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Page 17: Exploded Views And Parts List
4. Exploded Views and Parts List 4-1 Indoor Unit... - Page 18 Parts List QÕTY CODE NO Description Specification Remark AD18A1C09 AD26A1C13 DB64-10140A GRILLE AIR INLET DB64-70073A PANEL CENTER DISPLAY DB63-30131A GUARD AIR FILTER DB63-10472B COVER TERMINAL HIPS DB92-70075E ASS«Y FRONT PANEL ASS«Y DB93-10560B ASS«Y PCB DISPLAY ASS«Y DB94-10088B ASS«Y TRAY DRAIN ASS«Y...
- Page 19 4-2 Outdoor Unit 4-2-1 UD26A1C2 10(10-1~10-3) 17(17-1,16-1) (9-1~9-3) 5(5-1) (12-5) 16(16-1,17-1) 12(12-1~12-7) 15(15-1~15-5) 6(6-1~6-2) 8(8-3) 1(1-1)
- Page 20 Parts List Description Specification QÕTY Remark CODE NO ASS'Y-WELD FRONT SC-90073T DB90-10163D DB72-50520A INSUL FRONT OUT FOAM PU + FOAM PE AS+G/F20% DB67-50067A FAN-PROPELLER MOTOR-FAN OUT OSM-736SRC DB31-10083A DB61-20093A BASE-MOTOR SGCC-M SECC-P DB64-60134B CABINET-SIDE INSUL SIDE CABI FOAM PU + FOAM PE DB72-60053A DB90-40120A ASS'Y-COVER VALVE...
- Page 21 4-2-2 UD18A1C2 10(10-1~10-3) 9(9-1~9-3) 16(16-1,17-1) 17(17-1,16-1) 14(14-1) 12(12-1~12-7) 13(13-1) 15(15-1~15-5) 12-5 1(1-1) 5(5-1)
- Page 22 Parts List CODE NO Description Specification QÕTY Remark DB90-10153J ASS'Y-WELD FRONT SC-90073J DB72-60034A INSUL FRONT FOAM PU DB67-50063A FAN-PROPELLER AS+G/F20% DB31-00001A MOTOR-FAN OUT IC-9630SLF6J DB61-20008C BASE-MOTOR SGCC-M DB64-60130B CABINET-SIDE SECC-P DB72-60035A INSUL SIDE FOAM PE+FOAM PU DB90-40168A ASSÕY COVER-CONTROL 94-5V DB90-20211A ASS'Y-BASE OUT AD18A1C2...
- Page 23 4-3 Romote Control & PCB Box 4-3-1 Remote Control Parts List CODE NO Description Specification QÕTY Remark DB93-30067P ASSÕY CODE DB61-10144A CASE UP DB61-10145A CASE LOW DB64-20054A DOOR REMOCON DB63-10477A COVER BATTERY DB74-10084A FILTER REMOCON DB73-20110B RUBBER REMOCON SILICON DB64-40167A INLAY LCD DB64-40166B INLAY REMOCON...
- Page 24 4-3-2 PCB Box Parts List QÕTY CODE NO Description Specification Remark AD26A1C13 AD18A1C09 DB61-10151A CASE-CONTROL ABS(94-5V) DB93-10586A ASS'Y MAIN PCB ASSÕY DB93-10627A Ò Ò DB09-10149A IC - MCU MB89635R-466 DB32-10008D THERMISTOR ASS'Y 103AT DE26-20154A TRANS-POWER AC230V DC17V 300mA 2306-000294 C-FILM...
- Page 25 4-3-3 AssÕy Display & Module DB93-10560B PCB-DISPLAY : DB41-10204B Parts List Specification QÕTY CODE NO Description Remark DB41-10204B FR-1 T1.6 W20 L170 PCB-DISPLAY LED-LAMP 0601-001333 LTL-30EHJ(ORG/GRN) LED-LAMP 0601-001059 SY5511(YEL) LED-LAMP 0601-001060 SM5511(GRN) LED-LAMP 0601-001196 SO5511(ORG) MODULE REMOCON DB32-50027A PNA4612M¿¿MD C-CERAMIC 2202-000780 CA OA 50V 104Z R-CARBON...
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Page 26: Refrigerating Cycle Block Diagrams
5. Refrigerating Cycle Block Diagram INDOOR UNIT OUTDOOR UNIT 2Way valve Check valve Liquid side Capillary tube Capillary tube Heat exchanger (Condenser) Gas side Heat exchanger Compressor-B (Evaporator) Compressor-A 3Way valve 4Way valve Refrigerating cycle temperature and pressure STD Pressure Piping Temp.(¡F) Temp. -
Page 27: Wiring Diagrams
6. Wiring Diagrams 6-1 Indoor Unit (AD26A1C13/AD18A1C09) - Page 28 6-2 Outdoor Unit (UD26A1C2/UD18A1C2)
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Page 29: Schematic Diagrams
7. Schematic Diagrams 7-1 Indoor Unit... - Page 30 7-2 Outdoor Unit...
- Page 31 ELECTRONICS...