Wire Diagram
Contents
1. REFRIGERATOR LEDS FREEZER SWITCH 120V FRESH FOOD SWITCH 120V AC NEUTRAL 4 WHT RED 2 WHT GRNE WHT RED WHT GRN aaa FREEZERLEDS TYPICAL LED CONNECTOR Wire Diagram 2422926012. 3 Mounting Screws 9 ater Fill Volume The water fill adjustment screw will change the fill time One full VCC Resistance Check Check resistance between terminals 1 and If all resistances are equal compressor is operative Identify and repair damaged wires or poor connections between Inverter Board and Compressor Replace Inverter Board a Tes t Test 1to2 3101 System Diagnostic Mode Press A and V for up to 10 sec simultaneously Deactivate Press for up to 10 sec Diagnostic Mode will automatically deactivate after 5 min of inactivity Note Silence alarm Tests marked with may not be applicable to this unit and will not be displayed in System Diagnostic Mode Tests displayed in diagnostic mode but not described below are for internal purposes only advance through e View UI display for off CL OP SH LO HI or numerical results of tests Listen for operating sounds feel for heat or air flow as appropriate to determine results of tests To activate test Passing result SecondScreen All segments on UI temperature displays illuminated Third Screen Blank UI display no lights illuminated no shadowing and blinking on FF display side to show location Dispenser Paddle Press disp paddle on UI when depressed off when released 1 Standard Set Compressor runnin
3. CAB DOOR CONNECTIONS BLK BRN BLU BRN BLK PUR BLK YEL BLK LT BLU PUR YEL GRY LT BLU BLK GROUND ATTACHED ET BEHIND LEFT ROLLER 9 FREEZER CONNECTION AT L COIL COVER y gt CONTROL HOUSING GROUND HT LEFT Se 00 ee E DOOR HINGE ff 11111 GROUND FRESH FOOD DAMPER THERMISTOR MOTOR 2 2 B1 A Al WHT YEL BLK YEL BRN YEL RED YEL 4 2 1 MOLD THERMISTOR TWIST MOLD 1 2 AIGRY 5 AIR TOWER 6 x CONNECTION Za 0 2 N o BY BLU YEL BAIL ARM CONNECTIONS AT FRONT OF ICEMAKER BEHIND COVER IM EVAP FAN DK BLU E GRN BLU HOUSING GROUND LI GRN YEL LT BLU BLU WHT PUR a E BRN z GROUND ATTACHED CABINET NEUTRAL GROUND LINE NON RIBBED nl I ROO 6 12 7 RIBBED BLU BLK PUR BLK BRN BRN BLK GRN BLU WHT BLU 1 BRN BLU DK BLU RED YEL LATCH COMPRESSOR GROUND FRESH FOOD CONNECTION IN MACHINE COMPARTMENT FRESH FOOD lt A CONNECTION AT 222 Sha 00 CONTROL HOUSING gt GRN YEL L PUR BLK WHT 12V BLK VARIABLE SPEED RED BLK 12V RED COMPRESSO
4. FILL SWITCH _ oe oe Ys Lk kar F I S 09 11 SWITCH Connects to Ground Water Valve Line Neutral STE La JMH oe E PETT Er T Erea HALA m All electrical parts and wiring must be shielded from torch flame DO NOT allow torch to touch insulation it will char at 200 F and flash ignite burn at 500 F Excessive heat will distort the plastic liner SERVICE DATA SHEET 242292100 ICE amp WATER AUTOMATIC DEFROST BOTTOM FREEZER R134a IMPORTANT PLEASE RETURN THIS SHEET TO ITS ORIGINAL LOCATION Interpretation Display Mode Activate Deactivate press for up to 10 sec simultaneously OP a Open FZ Thermistor Display Showroom A and Power on Reset POR Shorted FZ Thermistor System Diagnostic No FF or FZ display A and V to deactivate SH all Ul LEDs on UI to Main Control Board communication failure on start up UI Main Control Board SY communication error after a period in operation Deactivate FFIM Diagnostic Numerical display of first test Notes A and together to activate press and hold to deactivate e Always check for pin back outs pinched or damaged wires before replacing components e Determine whether failure is caused by the component mai
5. PERFORMANCE DATA NO LOAD amp NO DOOR OPENINGS 37 0 Type A with Run Start Capacitor Operating Time Freezer Temperature Refrigerator Temperature Low Side Pressure High Side Pressure last 1 3 cycle Amps running Wattage last 1 3 cycle Base Voltage CONTROL SETTING 65 F 18 C Ambient 90 to 100 5 to 2 F 20 to 17 C 34 to 39 F 1 to 4 C 2 to 6 psig 14 to 41 kPa 85 to 105 psig 586 to 724 kPa 30 to 50 4 to 8 115 vac 127 vac max 90 F 32 Ambient 100 1 to 18 to 16 C 34 to 39 F 1 to 4 C 2 to6 psig 14 to 41 kPa 120 to 135 psig 827 to 931 kPa 50 to 70 7 to 9 DEFROST SPECIFICATIONS Cabinet Size 268 28 SD 23 CD Thermostat Cut in Cut out 25 F 4 C 47 F 8 C Ohms 26 5 Watts 500 Electronic Timer ADC Defrost 24 minutes every 6 96 hours of compressor run time CONDENSER FAN MOTOR 1100 CW Opposite Shaft 0 03 Running FREEZER ICE MAKER SPECIFICATIONS Electrical Thermostat Heater Voltage 115 vac 127 vac max Opens at 48 F 9 C Closes at 15 F 9 C 115 vac FREEZER ICE MAKER CONNECTOR PLUG CONNECTIONS Wire Color Green Yellow Yellow Black Light Blue Lo BUS E THERMAL CUT OUT ICE MAKER MOLD HEATER Lp GAN MOUN TIA PLATE MOLD CAUTION L lt Lon 4 F IES TTS rh Cr l WATER
6. RY INV 7 COND FAN LT BLU 1111 LE vel Corer eon DK BLU all YEL GREEN 5 N Svanur mm FRESH FOOD wit NN Y YEL RED T WATER VALVE f MACHINE COMPARTMENT TAN YELLOW eae SS 36 22 LT BLU HH CONNECTIONS AT CONTROL WATER GRY WHT ZEZ 6 ILT BLU BLK HOUSING DISPENSER 7 BRN BLU 6 14A 3 f VALVE pe BRN WHT J3 15 iiil RED 24 eLuwhr 7 2 12 1 vevary BE 7 PT tt tte 14 mile ees ifm BLK WHT CI FREEZER IM SN N PUR BLK h him TI H WATER VALVE MAIN BOARD Ne reve HH 9 YEL BLK mJ 11 4 yeu 9 4 4 1 BLK WHT i BLK YEL l 514 revs BRN YEL 2 J4B 6 YEL PNK Baie LT BLU BLK 3 E ag 11 m ai 4 252 RED WHT 5 BRN BLU 8 802 3 J2 Its e te WHT YEL 3 RED YEL 6 e BROWN N Y 9 MAIN NN 3 e WATER N 8 VALVE 2 RED 7 BLK 1 1 7 2 WHT LT BLU 1 1 3 BLK Z JOA GRN YEL a aca els ale urs REFRIGERATOR sea CONTROL 1 L L 23 9 DOOR SW SENSE TOUI M B a
7. T SAFETY NOTE The information provided herein is designed to assist qualified repair personnel only Untrained persons should not attempt to make repairs due to the possibility of electrical shock Disconnect power cord before servicing this appliance IMPORTANT If any green grounding wires are removed during servicing they must be returned to their original position and properly secured FLIP MULLION HEATER MULLION GROUND BLK GRN YEL LT BLU LT BLU BLK LT BLU WHT RIGHT DOOR GROUND DISPENSER HOUSING HEATER LT BLU WHT LT BLU BLK 9 3 BRN BLK LT BLU WHT BRN BLU LT BLU TO MODULE YEL BLK COM YEL GRY N C PUR BLK N O RH LIGHT SWITCH DOOR OPEN on 9 YEL BLK COM YEL GRY N C VIOLET N O PUR COM LH LIGHT SWITCH DOOR OPEN DISPENSER 2 T BLK 4 am CONNECTOR 3 RED 5 ei LATCH CATCH FREEZER COMPARTMENT DEFROST HEATER 6 DEFROST THERM TO CABIN FREEZER ICE MAKER SEE FZ ICE MAKER DIAGRAM CS BLK eee oOo 1 gt YELBLU FREEZER THERMISTOR A YEL PNK BLU WHT YEL W DOOR OPEN HOUSING GROUND BRN LT BLU YEL RED BRN WHT RED WHT i 2 GRY WHT Li E L 3 RIGHT HINGE
8. a REFRIGERATOR J2 12 LIGHTS J1 3 NTC FF QT LED POWER NTC FZR FREEZER LIGHTS L er ICE MAKER DEEROST HEATER i NEUTRAL NEUTRAL DEFROST THERM L MAIN SYSTEM DEFROST HEATER L i MICROSWITCH NEUTRAL DEFROST THERM p ICE FLAPPER SLE RELAY 12V DC RELAY COIL D EG COMM E 1 MICROSWITCH 9 GROUND DOOR HARNESS DC EVAPORATOR FAN a 1 no 1 mo 7 a vcc ASSY_OUT COMPRESSOR ASSY 5V GROUND r E B T CONDENSER FAN 5 CIRCUIT BOARD RESET_ FLASH ee ee eee eee ee BKGD MSJ z LINE 120V AC i GROUND 5 i 1 L 5 i ERF2500 V5 r E E DISPENSER ICE amp WATER 7 MODULE l NEUTRAL L r i NTC IM MOLD 7 FRESH FOOD ICE MAKER iene tine ieee ean eh S awit 3 arene MOTOR 2 TWIST ICE MAKER FREEZER ICE MAKER FREEZER MOTOR CONTROL ab PRIMARY VALVE 15V DC VERTICAL MULLION HEATER NEUTRAL CUBE CRUSHED ICE GATE CONTROL AUGER MOTOR DOOR SWITCH LED POWER SUPPLY 4 gt WHT BLU f LUJ 2 WHT BLU ff 2 WHT BLU WHT BRN WHT BRNJ WHT BRN WHT BRNJ WHT BI WHT BLU WHT BRN WHT BRNJ LED POWER PCBA RG 5 CRG 4 CRG 3_ WHT BLU WHT BLU WHT BRN WHT BLU WHT BRN
9. g when on stopped when off Compressor 2 Set Defrost Heater Defrost limit switch must be closed verify CL in test 26 Feel for heat from defrost heater when If OP in test 26 heater will not activate FF Light With FF door open FF lights on when on off when off Water Valve Set Be prepared to collect water at dispenser Dispenser Water dispenses when stops when off 9 FZ Light With FZ door open FZ lights on when on off when off 10 Auger Motor Set FF door must be closed Motor running when on motor stopped when off 11 Cube Crush Set FF door must be closed Do not leave solenoid in activated state Solenoid Solenoid activated when on deactivated when off Perfect Temp Drawer Set PTD UI illuminated when off when off PTD VCC Condenser Fan Fan running when stopped when off VCC Compressor Set Compressor running when on stopped when off 15 Evaporator Fan Set Set Fan running for minimum of 10 sec when LO or HI stopped when off Feedback failure if fan starts but runs less than 10 sec Listen for speed change from LO to HI OP on UI when manually opened CL when closed Or using power on or set off OP on UI when solenoid activated CL when deactivated With inspection mirror observe damper open w
10. hen OP closed when on UI when door closed OP when open on UI when door closed OP when open on UI when closed OP when open 29 Activates automatically FF Thermistor Mid level FZ Thermistor Activates automatically Ambient Thermistor Activates automatically Main Board UI shows temperature sensed by FF thermistor pass if within 10 F of temperature measured with gauge at mid level FF thermistor location OP if open SH if short UI shows temperature sensed by FZ thermistor pass if within 10 F of temperature measured with gage at FZ thermistor location OP if open SH if short 33 35 UI shows temperature sensed at main board pass if within 20 F 10 F of temperature measured with gauge at main board location if open SH if short FF Thermistor Upper Level UI shows temperature sensed at UI pass if within 20 F 10 F of tempera 34 Ambient Thermistor Ul ture measured with gauge at UI location OP if open SH if short Firmware Set Displays digit sequence record Parameters 2 Main Board Set Displays digit sequence record Firmware Activates automatically Ul shows temperature sensed by upper level FF thermistor pass if within 10 F of temperature measured with gauge at upper level FF thermistor loca tion OP if open SH if short Activates automatically IMPORTAN
11. n control board or wiring Contact Evaporator Fan Failure Refer to Service Manual for additional information Fresh Food Ice Maker Diagnostic Mode Activate Press A and V temperature pads for up to 10 sec simultaneously Press or to move forward or backward through tests TID before replacing main control board NOTE Silence alarm To activate test Passing Result FZ display shows temperature sensed by Ice Maker Thermistor 52C 55C 57C Evaporator FFIM Ice Level Sensor 58C 63C Ice Maker Thermistor Activates automatically OP if open SH if short Water Valve Set Remove ice tray to collect water into a measuring container to measure wa ter fill If collecting water into ice tray first perform test 63C to empty ice tray Press for up to 10 sec FFIM Diagnostic Mode will automatically deactivate after 5 min of inactivity On on FZ display when fan activated OFF when deactivated Activates Remove ice bucket automatically Allow bail arm to drop freely Pass if no alarm when tray returns to home position Hold bail arm up Pass if alarm sounds when tray returns to home position This test runs continuously until another test is selected Variable Capacity Compressor VCC Diagnostics select models If test 38 fails diagnose as follows Remove ice bucket FZ display shows 1 and GOOD gt Check at the connector from the powe
12. r 3 harness into the inverter board located in the machine compartment PUR and WHT wires Is Inverter Board receiving 115 VAC from power supply Check at Inverter Board on gt Remove inverter box from the Compressor compressor and check resistance BLK and RED wires yes across compressor winding pairs as shown Is Inverter Board receiving 10 15 VAC and 1 5 VDC from Main Is resistance across all winding Control Board pairs equal gt Check connections from Inverter Board to Compressor Are connections from Inverter Board to Compressor intact no e Check voltage supply e Check and repair power no no Replace Compressor and Inverter Board cord harness wiring and gt connections Check at Main Control Board BLK WHT and RED BLK wires Is Main Control Board sending gt Replace Main Control Board 10 15 VAC and 1 5 VDC to Inverter Board Identify and repair damaged wires or poor connections between Main Control yes 2 2 and 3 and 1 Board and Inverter Board FREEZER ICE MAKER INFORMATION Where Applicable est Cycling Remove cover by inserting screwdriver in notch at bottom and prying cover rom housing Use screwdriver to rotate motor gear counterclockwise until holding switch Circuit is completed All components of ice maker should function to complete the cycle Water Fill Adjustment na E Motor
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