Wire Diagram
Contents
1. Check voltage supply wires or poor connections Kip Check and repair power between Inverter Board and i RQ lt cord harness wiring and gt Check at Main Control Board Compressor Q E connections BLK WHT and RED BLK wires MOLD HEATER SHUTOFF lt 165 5 U m I l I GRN YEL Replace Inverter Board O VCC Resistance Check WATER FILL di Check resistance between terminals 1 and RTANT SAFE 2 2 3 3 1 SWITCH Identify and repair damaged wires or If all resistances are equal The information provided herein is designed to assist qualified repair personnel only Untrained persons should poor connections between Main Control compressor is operative not attempt to make repairs due to the possibility of electrical shock Disconnect power cord before servicing this appliance IMPORTANT Board and Inverter Board 5 t Test 1102 2101 CAUTION 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 Water Fill Adjustment If any green grounding wires are removed during servicing they must be returned to their original position and properly secured Motor FREEZER ICE MAKER INFORMATION onting Where Appl2. Contact TID before replacing main control board ft odi i ii e Refer to Service Manual for additional information 29 FF Thermistor Activates automatically Ul shows temperature sensed by FF thermistor pass if within 10 F of temperature measured with gauge at FF thermistor location Evaporator Fan Failure OP if open SH if short 30 FZ Thermistor Activates automatically Ul shows temperature sensed by FZ thermistor pass if within 10 F of temperature measured with gauge at FZ thermistor location if open SH if short 33 Ambient Thermistor Activates automatically Ul shows temperature sensed at main board pass if within 20 F 10 F Variable Capacity Compressor VCC Diagnostics select models Main Board of temperature measured with gauge at main board location If 38 fails di foll if open SH if short lesi alls QIAgnosSe as Evaporator Activates automatically Ul shows temperature sensed by evaporator thermistor pass if within Thermistor 10 F of temperature measured with gauge at evaporator thermistor loca tion if open SH if short Thermal Cutout Defrost Heater Cabinet Size Termination 110 F 135 F 500 26 5 39 F 43 3 C 57 2 C 4 C Electronic Timer ADC Defrost 24 minutes every 6 96 hours of compressor run time CONDENSER FAN MOTOR LEDs on UI to Main Control Board Notes 0 03 Runn
3. Press power on off FF lights on when on off when off Incandescent Models SELASSIE BS SECS CIES FZ Light With FZ door open FZ lights on when on off when off a 22 toeo Condenser Fan Press power on off on off Mode 228 press for up to 10 sec simultaneously VCC Condenser Fan Press power on off Fan running when stopped when off 41 Perfect Temp Press power on off PTD UI illuminated when off when off Open FF Thermistor Manual Defrost a FF UP and FF DOWN same to deactivate Drawer PTD z Open FZ Thermistor Display Showroom 77 FZ UP and FF DOWN FF lights on when on off when off Power on Reset POR LED Models Shorted FZ Thermistor System Diagnostic No FF or FZ FZ UP and FZ DOWN FF UP to deactivate Stopped when off Listen for soeed change from LO to HI display all UI 20 FZ Light Press power on off FZ lights on when on off when off LED Models communication failure e Always check for pin back outs pinched or damaged wires before With inspection mirror observe damper open when OP closed when CL on start up replacing components Open close FF door CL on Ul when door closed OP when open 23 Man Control Board Determine whether failure is caused by the component main control board or wiring Open close FZ door CL on UI when door closed OP when open tomminen citer
4. FT DOOR LEFT LEDS RIGHT Q Q x 9 23 1 70 PTD LEDS ONLY ON MODELS WITH PTD FF DOORS AND FRONT OF FREEZER ug gt Sm LED LIGHTS Wire Diagram 01536601
5. R l 7 ae 1 CE LOSS OF COMMUNICATION Q i BETWEEN UI AND MAIN PCB aa CONNECTION TO 2a 1 2 PTD COVER ice HIF UCL OVER TEMP BASE PLATE POWER BOARD TIME OUT EXCEEDED GROUND 2 PTD MODELS ONLY 2 PTD MODELS ONLY a LOF LCL UNDER TEMP TIME OUT EXCEEDED LED POWER PCBA POWER DC Sl D Sl D Ti LT BLU BLK gt i 10 VARIABLE SPEED GND CONTROL SIGNAL COMPRESSOR INV RED BLK COMM INTERFACE NEUTRAL BLKAWHT i INLINE CONNECTOR ABBREVIATION KEY CAB GROUND 71 GRIN YEL E el ABBR EXPLANATION NE 9 PIN CONNECTION AT AIR TOWER 2 LED POWER gt z 5 CONNECTION THE LEFT 2 amp FLANGE LH1 EVAPORATOR GRY YEL BOARD E DOOR UPPER HINGE SENSOR l FLIP MULLION COVER 9 PIN CONNECTION IN THE MAIN RIGHT HINGE 1 2 fiat wut NEUTRAL GRILLE SENSOR i GRY WHT FF LEDS LT BLU PIN 2 3 FRESH FOOD AIN ONN MONT MAN POWER 120V AC 2 BOARD HOUSING BEHIND THE TOE FRESH FOOD f PIN4 PIN7 RH NEUTRAL GRILLE SENSOR 1 PIN 1 pyg ERYK BLK PNK 9 PIN CONNECTION IN THE ee a ee eee 1 COMPARTMENT TO THE rye LED LIGHTS LEFT OF THE COMPRESSOR BUKENE Bl LED POWER C ene t Nimi 2 PIN CONNECTION WITH THICKER 2 LT BLU
6. SERVICE DATA SHEET ag nirromnnenememnitennernray tests A01544401 Press FF UP for up to 10 sec Diagnostic Mode will automatically deactivate after 5 min of inactivity FREEZER ICE MAKER AUTOMATIC DEFROST Note Silence alarm PERFORMANCE DATA NO LOAD amp NO DOOR OPENINGS AT 37 0 CONTROL SETTING Type A with Run Start Capacitor 65 F 18 C Ambient 90 F 32 C Ambient Operating Time 90 to 100 100 z 5 to 2 F 1 to 3 F 20 to 17 0 18 to 16 C Refrigerator Temperature 5 10 26 22 i 1 to 4 C 1 to 4 C l 2 to 6 psig 2 to 6 psig 141041 kPa 141041 kPa Tests marked with may not be applicable to this unit and will not be displayed in System Diagnostic Mode BOTTOM FREEZER R134a e Tests displayed in diagnostic mode but not described below are for internal purposes only advance through e View UI display for on off CL OP SH LO HI or numerical results of tests e Listen for operating sounds feel for heat or air flow as appropriate to determine results of tests To activate test Passing result mA IMPORTANT PLEASE RETURN THIS SHEET TO ITS ORIGINAL LOCATION Second Soreen AILED lights on Ulilurminated o last 1 3 cycle 586 to 724 kPa 827 to 931 kPa Third Screen L Blank UI display no lights illuminated Defrost Heater Defrost heater on when off when off 3 FF Light
7. SUPPLY 22 RH1 WIRES AT THE RIGHT DOOR UPPER 64 o YEL BLK 444 i YEL RED 4 2 PIN CONNECTION WITH SMALL 12V DC 7 RH2 5 AT THE RIGHT DOOR UPPER NEUTRAL J2 Sey EVAPORATOR RED WHT 12V DC FAN DC U2 SSR1 J TYPICAL LED CONNECTOR DO BRN WHT GND gt 2 5 WATER VALVE 2 TTT a 1 LATCH yt ff CONTROL SIGNAL BLK BLK WHT 412V DC er R LINE RED YEL BRN YEL NEUTRAL J2 RED YEL BACK VIEW BLK YEL BLK YEL EVAPORATOR WHT YEL HEATER YEL PNK pina REFRIGERATOR ko a h veen veuen SWITCH 9 YEL PNK pys CO NTROL DOOR OPEN BLK ORN COIL COVER BLK GROUND BOARD MOUNTED AMBIENT THERMISTOR 5V DC FRONT INSIDE BOARD VIEW VIEW WHT YEL FREEZER ICE MAKER SEE FZ ICE MAKER DIAGRAM ERF2500 ISO 2 4 m E 5 5 1 3 CATCH a LATCH 1 1 RH2 1 s N J THERMAL CUT OUT RL5 RL3 L BLK ORN 1 YEL PNK 4 YEL PNK FREEZER DOOR SWITCH DOOR OPEN YEL BLU GRN YEL BEHIND FRONT LEFT ROLLER 19 J10 J11 12 J6 J8 AMBIENT TEMP SENSOR J7 RH2 BLK ORN BLK BRN ug O gt i 2 2 72 4 LE
8. icable Y N Screws Q Test Cycling Remove cover by inserting screwdriver in notch at bottom and prying cover from housing Use screw driver to rotate motor gear counterclockwise until holding switch circuit is completed All components of maker Mounting should function to complete the cycle Plate Screw Water Fill Volume The water fill adjustment screw will change the fill time One full turn is equal to 20 68 2 The correct fill is 102 to 130cc 3 4 to 4 3 oz When a water valve is replaced the fill volume must be checked N RIBBED NEUTRAL PTD MODELS ONLY PTD MODELSONLY ERROR CODES 9X SHORTED KEY BUTTON WHERE THE X IS PTD COVER RED 12 1 FOR ON OFF i 3 FOR C F PTD USER INTERFACE 7 RED YELLOW KEYPAD ASSEMBLY pro L BROWN VELLOW bamper 2 LBLACK YELLOW 7 V DOWN ARROW KEY WHITE YELLOW 12 7 FOR UP ARROW KEY l PTD DRAWER PTD DRAWER i RED BLACK HEATER THERM HEATER 2X OPEN NTC PINK WHITE 1 WHERE THE X IS WHITE PINK i 1 FOR THE PTD DRAWER 3 eann 2 FOR PTD FREEZER AIR NTC THERMISTOR T1 PTD i 3X SHORTED NTC PTD DRAWER 6 HEATER WHERE THE X IS I GRY GROUND 1 1 FOR THE PTD DRAWER 2 FOR PTD FREEZER AIR NTC POWER CORD TO THE TWO LEDS GRN YEL AUE FTO COVE
9. ing FREEZER ICE MAKER SPECIFICATIONS 115 vac 127 vac max Opens at 48 F 9 C Closes at 15 F 9 C 115 vac gt Check at the connector from the power cord gt Check at Inverter Board gt Remove inverter box from the gt Check connections from Inverter 3N14 i THERMAL harness into the inverter board located in Compressor compressor and check resistance Board to Compressor 34 Ambient Thermistor Activates automatically Ul shows temperature sensed at Ul pass if within 20 F 10 F of tem the machine compartment BLK and RED wires across compressor winding pairs as i Ul erature measured with gauge at UI location OP if open SH if short Is Inverter Board receiving 10 15 gt shown a m 2 5 Inverter Board receiving 10 2 Is Inverter Board receiving 115 VAC VAC and 1 5 VDC from Main Is resistance across all winding Firmware Press power on off Displays digit sequence record from power supply Control Board pairs equal Parameters 411 no no no no 2 Main Board Press power on off Displays digit sequence record O LT BLUE Firmware Replace Compressor and 1 Is Main Control Board sending Replace Main Control Board 10 15 VAC and 1 5 VDC to Inverter Board SWITCH l I Identify and repair damaged UI Firmware Press power on off Displays digit sequence record gt nverter Board
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