Page 1: Table Of Contents
ROOM AIR CONDITIONER A P 5 0 0 P F Manual SERVICE AIR CONDITIONER CONTENTS 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.
Page 2: Precautions
As the repair of the unit involves a lot of dangerous elements, do not allow children to approach nearby during repair work. Cleaning Upon completion of the repair, clean the air conditioner and surrounding area, and inform the customer of completion of the repair. Samsung Electronics...
Page 3: Product Specifications
2. Product Specifications 2-1 Table Model AP500PF ITEM Size Unit Width x Height x Depth 590 x 1810 x 400 Indoor unit Packed Width x Height x Depth 704 x 1925 x 600 Unit Width x Height x Depth 930 x 1240 x 385...
Page 4 2-2 Dimensions Unit : mm Samsung Electronics...
Page 5: Operating Instructions And
Low, medium, high lamp Selection of airflow Left-right lamp Current temperature Indoor temperature display Desired temperature Desired temperature display Fan speed diagram Low, medium, high, turbo lamp Convenience reservation Reserve lamp and reserve time display Current time Current time display Samsung Electronics...
Page 6: Samsung Electronics
. can be selected repeatedly in the order of auto-cool-fan. operation automatically. blink, but will turn on operation is perc e i v e d when operation begins. when ord e red to do so. Samsung Electronics...
Page 7 - During left-right turn ends: OFF Auto lamp - During auto operation: ON - Other modes: OFF Cool lamp - During cool operation: ON - Other modes: OFF Fan lamp - During fan operation: ON - Other modes: OFF Samsung Electronics...
Page 8: Installation
* The outdoor unit should be installed in accordance with the service space. Above 15cm Above 50cm Space for piping Above 50cm and wiring Above 30cm Above 15cm Space for piping Above 15cm and wiring The air outlet faces toward the wall. The air inlet faces toward the wall. Samsung Electronics...
Page 9 ” and “ specification of internal wiring ”. • Be sure to connect main electrical input wires with bolted connectors using compressed terminal. 198V ~ 242V Applicable voltage 220V 342V ~ 418V Applicable voltage 380V Samsung Electronics...
Page 10 • Be sure to connect electrical wires correctly, if not it can cause a trouble. * Be sure to fix wires from/to the indoor and outdoor unit on the piping insulated. Avoid wires contact to bare pipe or valve directly without any insulated spacer. Samsung Electronics...
Page 11 OUTDOOR SIDE Power terminals on the outdoor unit Knife switch or automatic circuit breaker White Black White Black Indoor / outdoor unit Electric input wires connecting wire Samsung Electronics...
Page 12 6. After completion of the installation, check the connecting area for any gas leakage. 7. Wind a finish tape when the wiring of the refrigerant pipe, the unit, and the drain piping are com- p l e t e d . Outdoor unit checking area Indoor unit checking area Samsung Electronics...
Page 13 Then tighten it again using the spanner in the direction as shown in the figure . Outer Diameter Tightening Torque Final Torque Remarks ø 9.52mm 400 kg • cm 450 kg • cm ø 19.05mm 700kg • cm 750kg • cm Samsung Electronics...
Page 14 When you hit the area for piping connection slightly with a hammer, a hole is made. - If there is any reason to change connection, fill in hole with ruber cabi slot. Holes for piping connection (2 points) 3-10 Samsung Electronics...
Page 15: Disassembly And Reassembly
Main PCB 1) Separate the PCB connect wire after separating the control box cover. 2) Separate the connection wire to separate the front cover and duct. 3) The main PCB should be separated by turn over the mountain tab. Samsung Electronics...
Page 16 Disassembly and reassembly Parts Procedure Remarks Font cabi 1) The front cabi should be separated by giving strength downward after loosening 2 screws at the lower end. Plate top 1) The plate top should be separated by loosen- ing screws. Samsung Electronics...
Page 17 2) Then the ass’y grille out should be separated by giving strength upward ( ↑ ). Ass’y duct 1) First loosen the 4 screws at left and right sides. 2) Then the ass’y duct should be separated by lifting it. Samsung Electronics...
Page 18 Procedure Remarks Evaporator 1) First separate the cover after loosening the screws fixed at evap cover R. 2) Ten separate the 3 screws fixed at cabinet BKT of evaporator BKT. 3) Evaporator should be separated by flinging ahead. Samsung Electronics...
Page 19 3) Then the screws binding the holder top blow- er and duct should be separated. 4) The duct of one side should be separated as the picture shows after loosening the upper binder. 5) The binder of the motor and the duct should be separated. Samsung Electronics...
Page 20 6) Then the motor should be separated. 7) The bracket fixed at the motor should be sep- arated. Panel PCB 1) Should be separated after loosening the insu- lating material and binders at the back of the front side. Samsung Electronics...
Page 21: Outdoor Unit
1) Packaged air conditioner outdoor unit 2) The binders of the front side should be sepa- rated. 3) The flank and the binders should be separat- ed from each other. Control box 1) Connect distributed wires in the control box. Samsung Electronics...
Page 22: Troubleshooting
The fan operation circulates the room air without temperature control. 5-2 Self-diagnosis and corrective actions Temperature Cause Corrective actions display Room temperature sensor Replace the room temperature short sensor Room temperature Check the main PCB pattern sensor open and components for short or open Samsung Electronics...
Page 23 Is the output wave at IC4 pin No. 13~18 a square wave? Check and replace the IC4. Is the harness between the main PCB and panel PCB well Reassemble or replace the harness connected? after checking it. LED display or panel PCB defective. Samsung Electronics...
Page 24 DC pin No. 11, 12, 12V? and 13? Is the voltage at both ends/of indoor fan motor AC 220V? Then check the wiring harness for open. Check and replace the indoor fan motor. Samsung Electronics...
Page 25 Then check the wiring of indoor and Then AC 220V? check the wiring of indoor and or open. Then check and replace the Is the voltage at both ends/of the electronic contactor terminal AC 220V? electronic contactor Replace the compressor. Samsung Electronics...
Page 26 Is the unit normally operated when pressing the on/off Then replace the remote control. button after replacing the remote control? Is the receiving wave of the MICOM(IC1) No.2b a square wave? Then replace the receiver module. Check and replace the MICOM(IC1). Samsung Electronics...
Page 27: Pcb Inspection
2) Starting condenser faulty. selector key. and low terminal at the indoor fan 1. Fan operation motor connector? (when selecting 2. Fan speed high, each fan speed) medium, low. 2) Indoor fan motor does not turn. Samsung Electronics...
Page 28: Exploded Views And Parts List
6. Exploded Views and Parts List 6-1 Indoor Unit Samsung Electronics...
Page 29: Exploded Views And Parts List
COVER-EVAP R SGCCM, T0.8, -, -, L749 W 77 DB96-10535A ASS’Y-TUBE INLET PART AP-1100, 1.3/600, 750 DB96-10559A ASS’Y-TUBE INLET PART AP-1300, 1.2/850/900/950/1000 DB96-50082A ASS’Y COLLECTOR IN AP-1004CR DB96-50083A ASS’Y COLLECTOR IN AP-1604CR, - DB61-40052A HOLDER-THERMISTOR ABS, -, WHT, - Samsung Electronics...
Page 30 6-2 Outdoor Unit 6-2-1 Outdoor Unit Samsung Electronics...
Page 31 Exploded Views and Parts List PART LIST Q’TY DESCRIPTION CODE-NO SPECIFICATION REMARKS AP500PF DB90-10565A ASS’Y-CABI OUT AIR WELD GUARD FAN DB63-30028C GUARD-INLET SC-91438T, - DB67-50067A FAN-PROPELLER AS+GF20, D495, 4BLADE DB95-20137A ASS’Y-MOTOR OUT AP-1100, OSM-6508SRC DB95-20137B ASS’Y-MOTOR OUT AP-1100, OSM-6508SRC WIRE DB90-30028E ASS’Y-MOUNT MOTOR OUT...
Page 32 2501-001098 CAPACITOR OUT 450VAC 4uF DB34-90057B MAGNET-CONTACTOR DB69-20117B TERMINAL BOARD 600V 35, 15A DB34-90053C MAGNET-CONTACTOR MUF20Ba1b DB26-30001A TRANS INDUCTOR 220VAC 20A 8.5mH DB45-10007A TIMER DELAY 240VAC 0.7sec DB65-10001A CLIP CAPCITOR SGCC-M, Z(Z=22) DB73-30037A BUSH CONDENSOR NR T2.0 BLK Samsung Electronics...
Page 33: Remote Control
Exploded Views and Parts List 6-3 Remote Control Parts List CODE NO Description Specification Q’ty Remark DB93-30026J ASS’Y-REMOCON AR-C60 DB61-10022A CASE-REMOCON(UPP) DB61-10011A CASE-REMOCON(LW) DB73-20013A RUBBER(BT) DB93-10463A ASS’Y-REMOCON PCB AP-500PF DB64-40008J WINDOW-REMOCON PC T1.5 DB63-10081A COVER BATTERY Samsung Electronics...
Page 34: Block Diagrams
•Cool selector high, medium, low •Change indicator Workload operation Function selector •Indoor fan motor - low, medium, high, Auto turbo Cool •Left-right motor •Compressor Turbo Electric circuit(DC+5V) Temperature control: low, high Electric circuit(DC+12V) Electric transformer Electric power input Samsung Electronics...
Page 35: Refrigerating Cycle Block Diagram
Refrigerating cycle temperature and pressure STD Pressure Piping Temp.(°C) UseTemp. Condition (°C) Operating Condition (kg/cm Indoor Outdoor (GAS SIDE) Standard 4.5~5.5 40~45 9~12 Cooling Max over load 6.5~7.5 50~55 14~18 Low temp 30~35 Samsung Electronics...
Page 36: Pcb Diagrams
8. PCB Diagrams 8-1 Ass’y Main PCB (Code No : DB93-10468A) Samsung Electronics...
Page 37 R405, R406 2004-001136 R-METAL RD 1/4 T 682-F R404 2001-000588 R-CARBON RD 1/4 T 332-J R407, 408, R410, R912 2001-00036 R-CARBON RD 1/4 T 330-J R602 2001-001172 R-CARBON RD 1/2 T 620-J R903-R911 2003-000160 R-METAL OXIDE RS 1T 121-J Samsung Electronics...
Page 38 8-2 Ass’y Panel PCB(Code No : DB93-10469A) Samsung Electronics...
Page 39 DB47-90011A DIODE SW 1N4148 1.2V DB07-10050A LED LAMP LTL-4212 RED T P10.0 DE07-20142A LED DISPIAY SSG-9405T-01 SW1-SW4, SW6-SW8 DB34-90082A SW-TACT KPT-1115D 3711-000570 CONNECTOR-WAFER SMAW250-10-WHT 3711-001111 CONNECTOR-WAFER SMAW250-08-WHT 3711-001147 CONNECTOR-WAFER SMAW250-09-WHT 3710-000193 CONNECTOR-WAFER BH250-04R WHT 3711-000940 CONNECTOR-WAFER YFAW205-304R WHT Samsung Electronics...
Page 40: Wiring Diagrams
SPARK KILLER VAR1 VARISTOR FAN MOTOR ROOM THERMISTOR L.R SWING MOTOR COMPRESSOR DRIVE RELAY L.R MOTOR DRIVE RELAY FAN MOTOR DRIVE RELAY (HIGH) FAN MOTOR DRIVE RELAY (MID) FAN MOTOR DRIVE RELAY (LOW) RY6 FAN MOTOR DRIVE RELAY (TURBO) Samsung Electronics...
Page 41 9-2 Outdoor Unit • 3 phase 4 wire 380V WIRE COLOR MARK NAME COMP MAGNET SWITCH FM1,2 FAN MOTOR C1,2 FAN MOTOR CAPACITOR HIGH PRESSURE SWITCH CRANK CASE HEATER S1,S2 COMP O.L.P BOARD(600V/60A,4P+15A,3P) BOARD (600V/60A,1P+15A,2P) Samsung Electronics...
Page 42 Wiring Diagrams • 3 phase 3 wire 220V WIRE COLOR MARK NAME COMP MAGNET SWITCH FM1,2 FAN MOTOR C1,2 FAN MOTOR CAPACITOR HIGH PRESSURE SWITCH CRANK CASE HEATER S1,S2 COMP O.L.P BOARD(600V/60A,4P+15A,3P) BOARD (600V/60A,1P+15A,2P) Samsung Electronics...
Page 43: Schematic Diagrams
10. Schematic Diagrams 10-1 Indoor Unit 10-1 Samsung Electronics...
Page 44 10-2 Remote Control 10-2 Samsung Electronics...
Page 45 And if you need more information, please see the service bulletin Copyright Tr a d e m a r k s Samsung is a registered trademark and ®œ 1995 by Samsung Electronics Co., Ltd. SyncMaster 17GLi/CMG7387L and All rights reserved. MacMaster...

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