Daewoo FD Series Service Manual Download Page 21

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MAIN COMPONENTS

4-10. MAIN PCB

FD,SD-650R FD,SD-1250R

FD-1900R

FD,SD-650F

FD,SD-1250F

FD-1900F

115V/60Hz

PART CODE

1RF1154

1FF1153

2FF1153

3FF1151

30243L0310

30243L0200

30243L0300

30243Q0300

127V/60Hz

PART CODE

1FF1273

2FF1273

30243L0500

30243L0600

220V/50Hz

PART CODE

220V/60Hz

PART CODE

1FC2203

2FC2203

30243L0800

30243L0900

Caution (FD-1900F) “IMPORTANT”
: The Voltage Compressor & Condenser Motor are 220V/60Hz, and the other Electrial parts are

115V/60Hz.

FD,SD-650R,1250R¿ 12– ` (¿ )

02.8.21

4:48

Summary of Contents for FD Series

Page 1: ...S M NO PRINTED DATE June 2002 FD SD 650R 1250R 12 02 8 214 48PM 1 ...

Page 2: ...Service Manual Commercial Refrigerator Freezer Solid Door Model No FD SD 650R FD SD 1250R FD 1900R FD SD 650F FD SD 1250F FD 1900F S M No FD SD 650R 1250R 12 02 8 214 48PM 2 ...

Page 3: ...Service Manual Commercial Refrigerator Freezer Solid Door Model No FD SD 650R FD SD 1250R FD 1900R FD SD 650F FD SD 1250F FD 1900F FD SD 650R 1250R 12 02 8 214 48PM 3 ...

Page 4: ...ARTMENT 4 MAIN COMPONENTS 4 1 COMPRESSOR 4 2 COMPRESSOR RELAY 4 3 CONDENSER DRYER 4 4 CAPACITOR 4 5 EVA FAN MOTOR 4 6 CONDENSOR FAN MOTOR 4 7 EVA DEFROST HEATER 4 8 LAMP 4 9 PCB TRANSFORMER 4 10 MAIN PCB 5 ELECTRONIC CONTROLLER INSTRUCTION 5 1 FREEZER CONTROLLER 5 1 1 HOW TO USE THE PANEL 5 1 2 FUNCTION TABLE 5 1 3 ERROR CODE TABLE 5 2 REFRIGERATOR CONTROLLER 5 2 1 HOW TO USE THE PANEL 5 2 2 FUNCT...

Page 5: ...SSEMBLY 12 SPRING BAR 13 DOOR ASSEMBLY 14 DOOR HANDLE 15 HINGE BOTTOM ASSEMBLY 16 BOTTOM GRILLE ASSEMBLY 17 CASTER 18 DRAIN PAN 19 SUCTION PIPE 20 CAPILLARY TUBE 21 ELECTRICAL BOX 22 COMPRESSOR 23 CONDENSER FAN MOTOR 24 CONDENSER COIL 25 GRILLE FIXTURE 26 MULLION CENTER POST 27 CABINET HEATER 28 CABINET FRAME COVER 1 0 q k j h g w e r t y u i o p a s d f 2 3 4 5 6 7 89 FD SD 650R 1250R 12 02 8 214...

Page 6: ...T 31 LAMP 32 SOCKET 33 EVAPORATOR FAN BLADE 34 EVA FAN MOTOR 35 EVAPORATOR COIL 36 SUCTION LINE PIPE 37 EVAPORATOR DRAIN PAN 38 DRAIN GUIDE 39 DRAIN HOSE 40 SHELF FIXTURE 41 LAMP COVER 42 FAN COVER 43 DUCT A FRONT 44 DUCT B BOTTOM 45 SHELF FD SD 650R 1250R 12 02 8 214 48PM 3 ...

Page 7: ...2 WIRING DIAGRAM 4 WIRING DIAGRAM 2 1 FD SD 650R WIRING DIAGRAM 2 2 FD SD 650R 127V 115V 60Hz 220V 50 60Hz FD SD 650R 1250R 12 02 8 214 48PM 4 ...

Page 8: ...5 WIRE DIAGRAM WIRING DIAGRAM 2 3 FD SD 650F 220 127V 115V 60Hz FD SD 650R 1250R 12 02 8 214 48PM 5 ...

Page 9: ...6 WIRE DIAGRAM WIRING DIAGRAM 2 4 FD SD 1250R WIRING DIAGRAM 2 5 FD SD 1250R 127V 115V 60Hz 220V 60Hz FD SD 650R 1250R 12 02 8 214 48PM 6 ...

Page 10: ...7 WIRE DIAGRAM WIRING DIAGRAM 2 6 FD 1250R 220V 50Hz WIRING DIAGRAM COOLING FAN MOTOR CONDENSING FAN MOTOR 2 7 FD SD 1250F 220V 60Hz FD SD 650R 1250R 12 02 8 214 48PM 7 ...

Page 11: ...8 WIRE DIAGRAM WIRING DIAGRAM 2 8 FD 1900R 115V 60Hz WIRING DIAGRAM 2 9 FD 1900F 115V 60Hz FD SD 650R 1250R 12 02 8 214 48PM 8 ...

Page 12: ...ation Compartment Cycle Assembly Transformer Main P C B Transformer Harness Door Lock Door Switch Main PCB Suction Pipe Compressor Condenser Fan Motor Assembly Condenser Coil Shroud Condenser Coil Condenser Pipe Condenser Dryer FD SD 650R 1250R 12 02 8 214 48PM 9 ...

Page 13: ...sembly Condenser Fan Motor Assembly 3 3 Electrical Box Drain Wicking Bar Drain Pan Condenser Fan Motor Bracket Condenser Fan Motor Blade Power Relay Comp Relay Power Bushing Drain Wicking Pads FD SD 650R 1250R 12 02 8 214 48PM 10 ...

Page 14: ... Duct FD SD 1250F FD 1900R FD 1900F Type Freezer Evaporator Fan FD SD 1250F FD 1900F Gasket Evaporator Fan Motor Guard Duct A Duct B Evaporator Fan Motor Blade Heater Connectors Sensor Connectors Evaporator Thermal Fuse Evaporator Lamp Connector FD SD 650R 1250R 12 02 8 214 48PM 11 ...

Page 15: ...rator Fan FD SD 650F Type Lamp Fan Motor Connectors Evaporator Fan Motor Blade Evaporator Thermal Fuse Evaporator Evaporator Coil Heater F Sensor Heater Connectors Sensor Connectors Evaporator Fan Motor Guard Duct A Duct B FD SD 650R 1250R 12 02 8 214 48PM 12 ...

Page 16: ...quantity of motor and fan Duct feagure is similiar to one another Refrigerator Duct FD SD 650R Type Refrigerator Evaporator Fan FD SD 650R Type Refrigerator Thermostat Duct B Fan Motor Cooling Evaporator Pipe Thermostat Plate Thermostat Controller Cover Fan Duct A FD SD 650R 1250R 12 02 8 214 48PM 13 ...

Page 17: ... REFRIGERANT R 134A R 134A COMP MODEL HKL27YE 5 SK6A1Q S2S 220V 50Hz PART CODE 3958127G50 3020014560 STARTING CSIR CSIR TYPE REFRIGERANT R 134A R 134A R 404A R 404A COMP MODEL HKL27YE 4 SK6A1B S2W AEA2411ZXD AJA2425ZXD 220V 60Hz PART CODE 3958127G40 3020014520 30200Q7100 30200Q7200 STARTING CSIR CSR CSIR CSR TYPE 4 2 COMPRESSOR RELAY FD SD 650R FD SD 1250R FD 1900R FD SD 650F FD SD 1250F FD 1900F ...

Page 18: ... STARTING 200V 100µF 125V 378 445MFD 165 270 324µF 330V 161 193µF 260V 88µF PART CODE 401RD35050 COMP ASSEMBLY COMP ASSEMBLY COMP ASSEMBLY COMP ASSEMBLY RUNNING 230V 10µF 370V 15µF 127V 60Hz PART CODE 400EL15130 COMP ASSEMBLY STARTING 200V 100µF 125V 378 445MFD 165 270 324µF 330V 161 193µF PART CODE 401RD35050 COMP ASSEMBLY COMP ASSEMBLY COMP ASSEMBLY RUNNING 220V 50Hz PART CODE STARTING 350VAC 18...

Page 19: ... IS4420DWSL S 220V 60Hz MODE PART CODE 3963328010 4 6 CONDENSOR FAN MOTOR FD SD 650R FD SD 1250R FD 1900R FD SD 650F FD SD 1250F FD 1900F MOTOR IS4420DWSG 1 IS 4420DWSQ 1 115V 60Hz MODE PART 39633220410 3963322020 CODE 220V 60Hz MOTOR IS 4420DWSS IS 4420DWSS 127V 60Hz MODE PART 3963329100 3963329100 CODE MOTOR IS 4420DWST 220V 50Hz MODE PART 3963328900 CODE MOTOR IS 4420DWSQ IS 4420AWSQ 220V 60Hz ...

Page 20: ...R FD SD 1250R FD 1900R FD SD 650F FD SD 1250F FD 1900F 120V SPEC 25W PART CODE 30236L0100 220V SPEC 25W PART CODE 30236L0200 4 9 TRANSFORMER FD SD 650R FD SD 1250R FD 1900R FD SD 650F FD SD 1250F FD 1900F 115V 60Hz SPEC DWS 115U DWS 115U DWS 115U DWS 115U PART CODE 30284L0100 30284L0100 30284L0100 30284L0100 127V 60Hz SPEC DWS 115SA DWS 115SA PART CODE 30284L0200 30284L0200 220V 50Hz SPEC PART COD...

Page 21: ...1151 30243L0310 30243L0200 30243L0300 30243Q0300 127V 60Hz PART CODE 1FF1273 2FF1273 30243L0500 30243L0600 220V 50Hz PART CODE 220V 60Hz PART CODE 1FC2203 2FC2203 30243L0800 30243L0900 Caution FD 1900F IMPORTANT The Voltage Compressor Condenser Motor are 220V 60Hz and the other Electrial parts are 115V 60Hz FD SD 650R 1250R 12 02 8 214 48PM 18 ...

Page 22: ...icates inside temperature except defrost function Temperature can be controlled by the user Not controllable during Turbo Freeze mode Factory setting is at level 5 Settings can be changed by pressing up down button The compressor operates continuously for 120 minutes during Turbo Freeze mode Turbo Freeze Mode can be cancelled by pressing Turbo Freeze button during Turbo Freeze Mode FD SD 650R 1250...

Page 23: ...rbo Freeze mode will start after defrost is completed if you press the Turbo Freeze button during defrost function In this case display panel displays Turbo Freeze mode but Turbo Freeze mode actually starts after defrost function 7 Defrost function starts after Turbo Freeze mode if defrost function occurs during Turbo Freeze mode NOTE F sensor Thermistor Electrical resistance varies with temperatu...

Page 24: ...fan and F fan run continuously during pre cool step c 88 LED indicates inside temp and bar LED indicates setting temperature level d Maximum pre cool time is 30 min e If F sensor detects 1 8 F lower temp than lowest comp off temp in a 30 min pre cool step goes off f Turbo Freeze mode is only one time prior to pre cool step B Heter defrost step a The defrost heater is energized b 88 LED displays dF...

Page 25: ...ction 1 If inside temp is lower than 50 F or higher than 50 88 LED indicates Lo or Hi respectively 2 Press up button 5 times with pressing and holding both down button and Turbo Freeze button Above procedure switches normal display to error display mode 3 If there was no error occurred before there will be no change on the 88 LED If there was any error occurred before 88 LED will display error cod...

Page 26: ...cates inside temperature except defrost function Temperature can be controlled by the user Not controllable during Turbo Cooling mode Factory setting is at level 5 Settings can be changed by pressing up down button The compressor operates continuously for 120 minutes during Turbo Cooling mode Turbo Cooling Mode can be cancelled by pressing Turbo Cooling button during Turbo Cooling Mode FD SD 650R ...

Page 27: ...30 2 1 0 27 7 2 4 25 3 3 7 22 8 5 1 Comp On 42 8 6 0 41 0 5 0 39 1 4 3 38 3 3 5 No 5 6 7 8 9 Comp Off 21 2 6 20 3 6 5 19 4 7 18 5 7 5 17 6 8 Comp On 37 4 3 37 4 3 37 4 3 37 4 3 37 4 3 1 If Turbo Cooling button is pressed Turbo Cooling mode will start 2 If the Turbo Cooling button is pressed during Turbo Cooling mode Turbo Cooling mode can be canceled 3 During Turbo Cooling mode the temperature con...

Page 28: ...etting is 24 hours 7 The first defrost function will start at the half value of setting time 1 If it becomes defrost cycle time the refrigerator executes defrost function 2 Defrost method is to operate only F fan with comp off 3 Defrost function terminates when D sensor temperature comes to above 50 0 F 10 C 4 During defrost period LED on the PCB does not display dF but inside temperature in diffe...

Page 29: ...en for certain period See door opening alarm function 1 If inside temp is lower than 14 F or higher than 69 88 LED indicates Lo or Hi respectively 2 Press up button 5 times with pressing and holding both down button and Turbo Cooling button Above procedure switches normal display to error display mode 3 If there was no error occurred before there will be no change on the 88 LED If there was any er...

Page 30: ...PACITOR HARNESS COMP 30227L0502 HARNESS COMP 30227L0602 HARNESS COMP 30227L2800 HARNESS COMP 30227Q1401 HARNESS COMP 30200L3400 Condenser CONDENSER COIL 30200L4001 CONDENSER COIL 30200L4102 CONDENSER COIL 30200L4202 CONDENSER COIL 30200L4303 CONDENSER COIL 30200Q3500 CAPILLARY TUBE 30244Q0301 C1220T L950 OD2 4 ID1 2 CAPILLARY TUBE 30244L1302 C1220T L950 OD2 4 ID1 2 CAPILLARY TUBE 30244Q0401 C1220T...

Page 31: ...HEATER 30228L0111 115V 45W L 4100mm CABINET FRAME HEATER 30228L0131 127V 45W L 4100mm CABINET FRAME HEATER 30228L0151 220V 45W L 4100mm CABINET FRAME HEATER 30228L0203 115V 60W L 5500mm CABINET FRAME HEATER 30228L0241 127V 60W L 5500mm CABINET FRAME HEATER 30228L0251 220V 60W L 5500mm CABINET FRAME HEATER 30228Q0101 115V 75W L 6700mm DOOR HINGE SPRING 30251L0100 ø3 8 MULLION COVER 30214Q2500 STS43...

Page 32: ...RATOR COIL 30270L0100 EVAPORATOR COIL 30270L0200 EVAPORATOR COIL 30270L0300 EVAPORATOR COIL 30270L0400 EVAPORATOR COIL 30270Q0200 EVAPORATOR COIL 30270Q0100 THERMO PIPE 30244L2410 EVAPORATOR SENSOR 30227Q1200 F Sensor D Sensor EVAPORATOR SENSOR 30227Q1300 R Sensor D Sensor EVAPORATOR THERMAL FUSE 30272L0400 250V 7 5A PST 3 80 10 EVAPORATOR DRAIN ELBOW 30225L0100 PA 6 EVAPORATOR DEFROST HEATER Plea...

Page 33: ... A 30267L0106 STS 304 2B1 DUCT B 30269L0508 STS 304 2B1 DUCT A 30269L0607 STS 304 2B DUCT B 30269L0306 STS 304 2B DUCT A 30269Q0500 STS 304 2B1 DUCT B 30269Q0400 STS 304 2B1 THERMOSTAT 30283L0100 40 1 F ON K55Q 5607 16A Top Grille Panel TOP GRILLE PANEL ASSEMBLY 30200Q3810 TOP GRILLE PANEL ASSEMBLY 30200Q4010 TOP GRILLE PANEL ASSEMBLY 30224L0102 TOP GRILLE PANEL ASSEMBLY 30224L0202 TOP GRILLE PANE...

Page 34: ...SS 30227L0900 LAMP BULB Please refer to page No 17 LAMP SOCKET 30279L0100 MEDIUM BASE L 124B PVC Shelf SHELF STANDARD 30220L1001 STS304 2B T0 8 L 1219 SHELF CLIP 30220L0900 PA 616 SHELF 30278L0100 PE SHELF 30278L02008 PE SHELF 30278Q0220 PE SHELF 30278Q0240 PE SHELF STANDARD REAR POST ASSEMBLY 30245Q0400 AL STS L 1308 SHELF STANDARD REAR POST ASSEMBLY 30245Q0410 AL STS L 1270 COLD AIR FLOW GUIDE W...

Page 35: ... MAIN COMPONENTS 7 1 TOP GRILLE PARTS MAIN PCB or TRANSFORMER DISPLAY PCB DOOR LOCK or POWER SWITCH ROCKER SWITCH DOOR SWITCH A Unscrew the screw located both sides of top grille panel FD SD 650R 1250R 12 02 8 214 48PM 32 ...

Page 36: ...33 REPLACEMENT OF MAIN COMPONENTS B Unscrew the screws located on top of top grille panel FD SD 650R 1250R 12 02 8 214 48PM 33 ...

Page 37: ... located on bottom of top grille panel Caution When unscrewing hold the top grille panel Falling down top grille may cause bruise D Place the top grille panel on the top of the cabinet E You can replace PCB Transformer FD SD 650R 1250R 12 02 8 214 48PM 34 ...

Page 38: ...he harness located back of top grille panel You can separate top grille panel You can replace power switch rocker switch door switches lamp switch and control board housing G To re assemble do reversed in order FD SD 650R 1250R 12 02 8 214 48PM 35 ...

Page 39: ...mble top grille panel as described section 7 1 A B C D B Remove Bottom Grille by unscrewing the four screws located on each side of the Bottom Grille C Open the electrical box Then uncap the door heater wire Freezer model only FD SD 650R 1250R 12 02 8 214 48PM 36 ...

Page 40: ...MPONENTS D The figure of the disassembled top grille panel E Unscrew the hinge F Unscrew the last screw with pushing the hinge G After unscrewing the hinge will rotate about 90 CCW of itself FD SD 650R 1250R 12 02 8 214 48PM 37 ...

Page 41: ... MAIN COMPONENTS H Lift the door and pull out the door heater s lead wire I Replace the door with the new one J Ready the hinge as below It is important to set initial position angle FD SD 650R 1250R 12 02 8 214 48PM 38 ...

Page 42: ...e must be as below L Turn the hinge 90 CW This turning causes torsion strength of the bar spring that shuts the door s automatically M Screw the hinge with pushing it After installation of the door s assemble the top grille panel FD SD 650R 1250R 12 02 8 214 48PM 39 ...

Page 43: ...TION COMPARTMENT S PARTS A Disassemble lamp shield LAMP BULB or LAMP SHIELD EVAPORATOR FAN MOTOR F D SENSOR or R D SENSOR EVAPORATOR DEFROST HEATER EVAPORATOR COIL B Disassemble Duct A C Pull out the lamp harness FD SD 650R 1250R 12 02 8 214 49PM 40 ...

Page 44: ... Disassemble duct B E Pull out the evaporator drain pan heater s leadwire F Figure of disassembled refrigeration compartments In this situation you can replace fan motor F D sensor Evaporator coil ETC FD SD 650R 1250R 12 02 8 214 49PM 41 ...

Page 45: ... the fan motor s connector F 2 Unscrew the four screws which located on bottom of fan motor H Replacing F D Sensor or R D Sensor H 1 F Sensor of Freezer Unscrew as illustrated below and pull out the F Sensor from the cover F Sensor Orange Color FD SD 650R 1250R 12 02 8 214 49PM 42 ...

Page 46: ...nscrew as illustrated below and pull out the R Sensor from the cover CCR 72TR H 2 D Sensor of Freezer Evaporator Defrost Sensor Disassemble the D Sensor from evaporator s end plate D Sensor Blue Color R Sensor White Color Unscrew FD SD 650R 1250R 12 02 8 214 49PM 43 ...

Page 47: ...ire H 4 D Sensor of Refrigerator Remove the absorber pad at the end of thermo pipe and pull out the D Sensor D Sensor Blue Color Thermo Pipe D Sensor D Sensor R Sensor F Sensor F D Sensor F Sensor Orange Color D Sensor Blue Color R D Sensor R Sensor White Color D Sensor Blue Color FD SD 650R 1250R 12 02 8 214 49PM 44 ...

Page 48: ... the duct B get ready as below for replacing the evaporator defrost heater B Pull out the pins from the bottom of the evaporator using the nipper etc H Split the hooks of the evaporator REPLACING EVAPORATOR DEFROST HEATER FREEZER ONLY FD SD 650R 1250R 12 02 8 214 49PM 45 ...

Page 49: ...T OF MAIN COMPONENTS D After removing all pins disconnect the connectors from the thermal fuse and the main harness E Take apart the evaporator defrost heater from the evaporator FD SD 650R 1250R 12 02 8 214 49PM 46 ...

Page 50: ...T OF MAIN COMPONENTS F Install the new evaporator defrost heater in original position G Pat the evaporator defrost heater with the soft hammer H Pinch the hooks of the evaporator FD SD 650R 1250R 12 02 8 214 49PM 47 ...

Page 51: ...from sparks occurred by other electrical component s ON OFF SNUBBER Spark killer Because of the SNUBBER 115 voltage is always detected but electrical current in this case is very little small Amps So this electrical current is not enough to operate the evaporator defrost heater How to measure the Amps of the evaporator defrost heater Disconnect the connectors of the evaporator defrost heater Then ...

Page 52: ...ndenser Fan Motor Condenser Coil Condenser Dryer Others Compressor Power Cord Relay harness Main Power Cord Electrical Box ETC A Disassemble Bottom Grille as described section 7 2 B B Unscrew two screws as below C Unplug the compressor s power plug FD SD 650R 1250R 12 02 8 214 49PM 49 ...

Page 53: ...50 REPLACEMENT OF MAIN COMPONENTS D Pull out the condensing unit FD SD 650R 1250R 12 02 8 214 49PM 50 ...

Page 54: ...e and edge of type screw driver into the gap between the frame and the frame cover B Take apart the frame cover from the frame C Separate the frame cover by sliding the screw driver D Do just like above instructions in other parts bottom side right side and top side FD SD 650R 1250R 12 02 8 214 49PM 51 ...

Page 55: ... the cabinet frame heater toward the electrical box F Uncap connectors of the cabinet frame heater G Pull out the heater wire from the inlet H Insert the new cabinet frame heater wire to the inlet after surrounding it along the frame FD SD 650R 1250R 12 02 8 214 49PM 52 ...

Page 56: ... frame cover with the frame Push and slide the frame cover toward corner J Fit the end lines of the frame cover each other K Fit the other side of the frame cover too L Pat the frame cover with the soft hammer etc FD SD 650R 1250R 12 02 8 214 49PM 53 ...

Page 57: ...54 REPLACEMENT OF MAIN COMPONENTS M Do like above instructions in other parts Left side right side and top side FD SD 650R 1250R 12 02 8 214 49PM 54 ...

Page 58: ...ONENTS N Unscrew the screws from the mullion O Take apart the mullion cover from the mullion P Take care for the mullion heater not to be hurt It does not matter if this heater is out of order FD SD 650R 1250R 12 02 8 214 49PM 55 ...

Page 59: ...56 REPLACEMENT OF MAIN COMPONENTS S Pull out the heater wire from the inlet Q Pull out the insulator from inside R Uncap connectors of the mullion heater FD SD 650R 1250R 12 02 8 214 49PM 56 ...

Page 60: ...nge the old mullion heater and install the new one with the gap between wires 1 2 inch V Insert the mullion cover SUS into the original pisition T Pull out the mullion cover SUS from the mullion cover ABS FD SD 650R 1250R 12 02 8 214 49PM 57 ...

Page 61: ...LACEMENT OF MAIN COMPONENTS W Connect the heater wires with the main harness and the electrical box harness X Cover the caps on the connection parts and press them tightly FD SD 650R 1250R 12 02 8 214 49PM 58 ...

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