GE Profile PSC25PSWSS Technical Service Manual Download Page 55

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CONTROL BOARD PIN DEFINITIONS

CONNECTOR

PIN

INPUT OUTPUT

FUNCTION

Feedback from evaporator fan. Evaporator fan feedback is not
read for this application.

VDC

Model pin selection.

VDC

Evaporator fan and condenser fan common.

VDC

Output to evaporator fan for motor operation. Effective voltage is
determined by pulse width modulation.

VDC

Output to condenser fan for motor operation. Effective voltage is
determined by pulse width modulation.

VDC

Common to fresh food fan for motor operation. Switched for
pulse width modulation fan speed control. Effective voltage is
determined by pulse width modulation.

VDC

Switched common to CustomCool™ fan.

VDC

Provides 12-VDC supply voltage to all fans, constant voltage.

CONTROL BOARD PIN DEFINITIONS

CONNECTOR

PIN

INPUT OUTPUT

FUNCTION

VDC

Output to beverage center fan for motor operation. Effective
voltage is determined by pulse width modulation.

VDC

Output to QuickFreeze™ fan for motor operation. Effective voltage
is determined by pulse width modulation.

VDC

3-Way valve.

VDC

3-Way valve.

VDC

3-Way valve.

VDC

3-Way valve.

VDC

3-Way valve.

CONTROL BOARD PIN DEFINITIONS

CONNECTOR

PIN

INPUT

OUTPUT

FUNCTION

IGITAL

Communication

IGITAL

Communication

2-way communication between main control
board and LCD board.

VDC

12-VDC supply.

VDC

DC common.

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Summary of Contents for Profile PSC25PSWSS

Page 1: ...lectric Company Louisville Kentucky 40225 31 9153 9153 Proﬁle Side By Side Refrigerators Technical Service Guide June 2007 GE Consumer Industrial PSF26PGWBB PSS26PSWSS PSC25PSWSS PSW26RSWSS WATER HOME HELP LOCK CRUSHED CUBED ...

Page 2: ... avoid personal injury disconnect power before servicing this product If electrical power is required for diagnosis or test purposes disconnect the power immediately after performing the necessary checks RECONNECT ALL GROUNDING DEVICES If grounding wires screws straps clips nuts or washers used to complete a path to ground are removed for service they must be returned to their original position an...

Page 3: ...ure 24 Freezer Evaporator 25 Freezer Evaporator Fan 31 Freezer Section Cooling 22 Fresh Food and Freezer Section Cooling 23 Fresh Food Evaporator 28 Fresh Food Evaporator Fan 29 Fresh Food Section Cooling 22 Icemaker Service Test Mode 63 Introduction 4 Inverter 37 Inverter Compressor 38 Nomenclature 7 Precise Fill 47 Precise Fill Troubleshooting 62 QuickFreeze Fan Motor 32 Refrigeration System 22 ...

Page 4: ... meat Punctured cell walls lose ﬂuid during defrosting thus losing nutrients and freshness The QuickFreeze option freezes the cell walls before ice needles develop Quick Ice Increases ice production by approximately 40 TurboCoolTM Rapidly cools the refrigerator compartment in order to more quickly cool foods CustomCoolTM Quickly chill thaw or hold items at a speciﬁc temperature Electronic Beverage...

Page 5: ...heir moisture content and freshness longer Moisture sensitive foods such as fresh fruit salads rice etc can now be stored on open shelves without excessive moisture loss Due to the higher humidity in the refrigerator you may on occasion experience fog or small amounts of moisture in the refrigerator compartment This is normal and may come and go as different food loads and environmental conditions...

Page 6: ... 2daaT c TPZPVT 0 PgX d 6a d S PcW ATbXbcP RT W b 03 4A5 A 0 24 2 ca bXcX 83 83 P S 0 QXT c U 5 5 5aTbW 5 S 5 5a iT 5 S 5 Ad CX T A45A864A0C8 BHBC4 ATUaXVTaP c 2WPaVT A P d RTb 2 _aTbb a 1CD Wa X X d 2 _aTbb a 2P_PRXch X RWTb X X d 4 dP XiTS aTbbdaT 5 B86 5 B86 8 AC0 C B054CH C824 CWXb X U a PcX Xb X cT STS U a dbT Qh X SXeXSdP b _ b bTbbX V PST dPcT QPRZVa d Sb U T TRcaXRP T TRca XR P S TRWP XRP ...

Page 7: ... Smooth W Full Wrap Capacity cubic feet AHAM Rated Volume Interior Features Shelves P Dual Evaporator R Dual Evaporator New Appearance Mini Manual Location Model and Serial Number Minimum Installation Clearances Electrical Voltage Frequency Maximum Amperage Rating Refrigerant Charge and Type Nomenclature P S F 26 P G W B B Serial Number The ﬁrst two numbers of the serial number identify the month ...

Page 8: ...temperatures can be adjusted between 6 F and 6 F 21 C to 14 C To change the Refrigerator temperature Access By Home Refrigerator Activate By Using the arrows to select the desired temperature You must press ENTER to set the new temperature Control Features Continued next page The Home screen is the initial screen presented after power up The status bar at the top displays the status of many of the...

Page 9: ...you have set The temperature controls can display both the SET temperature as well as the actual temperature in the refrigerator and freezer The actual temperature may vary slightly from the SET temperature based on usage and operating environment Options Use options to access Refrigerator Options Freezer Options Dispenser Options and Information and Settings menus Access by Home Options Press Fre...

Page 10: ...ess by pressing Home Options Freezer Options Quick Ice Activate by pressing ON Deactivate by pressing OFF Quickfreeze Plate About QuickFreeze on some models How to Use Place food wrapped in plastic wrap on QuickFreeze plate Turn the feature on via the LCD controls Access by pressing Home Options FreezerOptions QuickFreeze Activate by using the arrows to select the time and pressing Enter Deactivat...

Page 11: ... by rotating them to the lock position Use the following list to determine the best setting to use On some models ExpressChill has only one 45 minute setting To stop a feature before it is ﬁnished go into that feature s menu and press the OFF button During ExpressThaw and ExpressChill the display on the controls will count down the time in the cycle on some models After the ExpressThaw cycle is co...

Page 12: ...ing the refrigerator door during TurboCool the fans will continue to run if they have cycled on How to Use the Beverage Center Some CustomCool models feature a beverage center It is designed to store beverages at colder temperatures Select this feature if you like to keep extra chilled refreshments on hand Access by pressing Home Options Refrigerator Options Beverage Center Activate by pressing ON...

Page 13: ...gainst the cradle and water will begin dispensing It will automatically stop when the amount set has been dispensed The display will show there is no water left to dispense then reset Note Do not leave the dispenser unattended when water is being dispensed If you would like to stop dispensing water before the speciﬁed amount has been dispensed just remove the cup from the cradle The display will s...

Page 14: ...ion and Settings Setting Cooling System Off Press Enter to turn the cooling system off To turn the cooling system back on press the touch screen and press the ON button Activate By Pressing ENTER Note Turning the cooling system OFF stops cooling in both the freezer and refrigerator compartments but does not shut off electrical power to the refrigerator When the unit is turned back on it will be se...

Page 15: ... by Home Options Information and Settings Feature Info Features will access information related to Precise Fill CustomCool QuickFreeze LCD Screen Colors Beverage Center Temperature Set Quick Ice TurboCool General Access by Help General Scroll to select help on Freezer Refrigerator and Dispenser Options Information and Settings and Status Bar Current Access by Help Current Press Status Bar Freezer ...

Page 16: ...ezeTM LCD Screen Colors Beverage Center Temperature Set Quick Ice and TurboCoolTM DEMO SCREEN offers instructions on how to select and change compartment temperatures and set dispenser light LEDs on or off An OPTIONS setting will display freezer options QuickFreeze and Quick Ice and refrigerator options CustomCool Beverage Center and TurboCool To exit the DEMO MODE press the HOME and HELP pads sim...

Page 17: ...e light shield up and pull it out After replacing the bulb with an appliance bulb of the same or lower wattage replace the shield and the knob Plug the refrigerator back in reinstall the light shield When reinstalling the light shield make sure the top tabs snap securely into place Replace the screw on some models Reinstall the shelf and plug the refrigerator back in Refrigerator Compartment Lower...

Page 18: ... touch screen pad or the cradle is depressed with the system locked it will be acknowledged with three pulses of the LOCK LED accompanied by an audible tone To lock or unlock communication between the dispenser and main control board press the LOCK pad and hold it for 3 seconds The LOCK LED will ﬂash while the LOCK pad is pressed When the communication is locked the LOCK LED will be illuminated On...

Page 19: ... the bottom of each door with two T 20 Torx screws A pair of pliers can be used to remove the spring from the hook The spring and lever can then be pulled out through the hole in the base channel Door Handle Removal Note Each door handle is held to an upper and lower fastener and locked in position by a recessed tab Each fastener is located behind the handle and attached to the door panel Using a ...

Page 20: ...verter model shown 3 Way Valve Main Control Board Water Valve Dryer Jumper Tube Compressor Condenser Fan Condenser Rear View Inverter model shown with drain tube and selected wiring removed for clearer view Compressor Inverter Continued next page ...

Page 21: ...Food Evaporator Over Temp Thermostat Custom Cool Check Valve 2 3 4 5 Note Thermistor locations Freezer Evaporator Freezer Evaporator Thermistor Freezer Thermistor Fresh Food Thermistor Fresh Food Evaporator Thermistor located on back of evaporator CustomCoolTM Thermistor located inside compartment 1 2 3 4 5 1 ...

Page 22: ...ator Single speed compressors do not have an accumulator Condenser Fan Running Freezer Fan Off Fresh Food Fan Running Refrigeration System Fresh Food Section Cooling Freezer Section Cooling Note Variable speed compressors have an accumulator Single speed compressors do not have an accumulator Continued next page ...

Page 23: ... Fresh Food and Freezer Section Cooling Condenser Fan Running Fresh Food Running Freezer Fan Running Note Variable speed compressors have an accumulator Single speed compressors do not have an accumulator ...

Page 24: ...and nitrogen holding charge in some replacement parts Contact with these gases may cause injury 1 Attach the hose from the R 134a charging cylinder to the process tube port on the compressor 2 Evacuate the system to a minimum 20 in vacuum using the refrigerator compressor and recovery pump which is attached to the new drier assembly 3 Turn off the recovery pump Close the ball valve on the hose con...

Page 25: ... wall with a Phillips head screw spacer and 2 posts Remove the single Phillips head screw from the icemaker 4 Rotate the icemaker to the right then pull the left side towards the front to disengage it from the 2 posts 5 Clip 1 of 2 Icemaker Wire Harness Post Post Spacer Remove the four in hex head screws from the front of the auger motor assembly 6 Lift the auger motor assembly up pull it forward ...

Page 26: ...evaporator fan plenum Remove the 4 hex head screws that hold the freezer evaporator cover in place Lift the cover up to clear the front lip of the drain trough then lower the cover to release it from the 2 recessed slots Pull the left side of the cover out and rotate the harness grommet clockwise to release it from the cover Carefully remove the cover from the freezer 15 16 17 18 Top tabs Harness ...

Page 27: ...0 Note The bottom hex head screws are hidden under the bottom of the evaporator fan plenum Fig 1 Fig 2 Top Hex head Screws Bottom Hex head Screws Unclip the evaporator thermistor and ground wires from the evaporator Remove the two in hex head screws from the fan bracket 21 22 Peel back the tape then slide out the wiring grommets from the fan bracket Remove the fan bracket 23 24 Ground Wires Thermi...

Page 28: ...move the top insulation cover and the bottom tubing cover and styrofoam block inside 1 2 3 Water Line Coil Cover Insulation Cover Tubing Cover Remove the 3 Philips head screws that hold the fresh food evaporator fan cover in place 4 Evaporator Cover Carefully pull the cover forward then disconnect the fresh food evaporator fan and beverage center blower 5 Loosen the 2 Phillips head screws that hol...

Page 29: ...aced as a complete assembly When activated the fresh food evaporator fan recirculates the air in the fresh food compartment providing cooling independent of the freezer evaporator fan The main control board gathers information from the fresh food thermistors to determine when and at what speed fan operation should occur A constant 13 6 VDC is provided to the fan from the main control board J2 pin ...

Page 30: ...han the set point of the fresh food The main control board works with the fresh food thermistor and the fresh food evaporator thermistor to create an algorithm This algorithm turns the beverage center blower motor on and off to keep the bin cool The main control board will also monitor fresh food temperatures and will not allow items to freeze in the bin For testing the beverage center blower moto...

Page 31: ... vary 5 depending on the temperature with higher temperatures causing slightly higher speeds The evaporator fan has a 4 wire connection White Wire DC Common J2 pin 3 The white wire is the DC common wire used for testing During repairs DC polarity must be observed Reversing the DC polarity causes a shorted motor and or board Red Wire Supply J2 pin 8 Each motor uses an internal electronic controller...

Page 32: ...HITE YELLOW QUICK FREEZE FAN FZ COMPARTMENT EVAP FAN COND FAN YELLOW RED WHITE RED YELLOW BLUE WHITE YELLOW YELLOW BLACK WHITE SILVER COMM 12V RED RED YELLOW BC FAN MAIN CONTROL BOARD Condenser Fan The fan is mounted in the machine compartment with the no clean condenser The fan and fan shroud are mounted on one end of the condenser and the other end of the condenser is blocked When the fan is ope...

Page 33: ...t point If this condition exists such as during initial startup the condenser fan operates at super high speed while the compressor operates at medium speed Note Single speed compressor models use a single speed condenser fan Motor Temperature can cause some fan speed variation Fan speed can vary 5 depending on the temperature with higher temperatures causing slightly higher speeds Condenser fan s...

Page 34: ...25 is clipped to the top coil of the freezer evaporator See Freezer Evaporator for accessing instructions Note To accurately test a thermistor place the thermistor in a glass of ice water approximately 33 F for several minutes and check for approximately 16K Ω Insert L i f t Thermistor Cover Thermistor Resistance Temperature F Temperature C Resistance in Kilo Ohms 40 40 166 8 kΩ 31 35 120 5 kΩ 22 ...

Page 35: ... Add RTV102 silicone to hold the thermistor in place Make certain to wire tie the thermal block back to the evaporator RTV102 Defrost Cycles Fresh Food Evaporator Defrost Cycle The refrigerator utilizes a forced air cycle defrost method no electric heater to remove frost from the fresh food evaporator Fresh food air that is above freezing temperature circulates thru the coil and melts any accumula...

Page 36: ...e fresh food fan at high speed until 2 conditions are met the evaporator thermistor reaches 35 F and the fresh food thermistor is 2 F above the set point As in the other cycles the fan continues to run for an additional 5 minutes after the 35 F evaporator temperature is reached Fresh Food Forced Defrost If the main control board senses the fresh food section has been cooling for 45 minutes it imme...

Page 37: ...erter Note Certain voltmeters will not be able to read voltage output from the inverter If no voltage or erratic voltage is measured it does not necessarily indicate a faulty inverter The inverter receives 120 VAC line in from the power supply black and orange wires The inverter converts this single phase 60 Hz 120 VAC into 3 phase 230 VAC with frequency variations between 57 Hz and 104 Hz This vo...

Page 38: ...t this process will be repeated Removing power to the unit will reset the inverter count When power is restored the inverter will attempt to start the compressor within 8 seconds The inverter has a built in circuit protection to guard against damage from a failed or shorted compressor However if a failed compressor is diagnosed order a new compressor and inverter If the compressor fails to start a...

Page 39: ... power from the unit and place a hand on the compressor Reconnect power and feel for a vibration when the compressor tries to start It may take up to 8 seconds before the compressor attempts to start Note When ordering a replacement compressor order both the compressor and inverter Replace the compressor ﬁrst If after compressor installation the compressor fails to start replace the inverter When ...

Page 40: ... Tube to Drier Capillary Tube to Freezer Coil Valve Body Three copper tubes connect to the 3 way valve One jumper tube connects from the drier to the inlet on the valve A freezer capillary and a fresh food capillary connect to the other two tubes on the valve Rubber Gaskets 3 Way Valve Coil The 3 way valve coil receives 12 VDC pulses from the main board to change the position of the valve The puls...

Page 41: ...e body in the valve coil Failure to fully seat the valve in the coil or to align it correctly with the pin can cause the system to stop cooling Note The 3 way valve comes only as a complete assembly Exploded view is for reference only Continued next page Rotor Cam Magnet Valve Body Valve Rotation The pulses of the valve coil cause the magnet to rotate inside the valve body As the magnet rotates it...

Page 42: ...oil moves the magnet to the home position If movement is present the main board and valve coil are operating correctly Continued next page FRESH FOOD OUTLET INLET FREEZER OUTLET Black Mark Replacing the 3 Way Valve Parts Needed 3 Way Valve part WR57X10053 Thermal Paste part WX5X8927 Drier Assembly part WR86X93 Process Valve part WJ56X61 When replacing a 3 way valve note the black mark on the freez...

Page 43: ...by carefully pressing down on top of the valve body Press Here Continued next page 5 Connect the new jumper tube to the inlet tube of the new 3 way valve 6 Prepare the taped capillary tube and insert it into the 3 way valve freezer outlet port identiﬁed with black mark or tape 7 Prepare the remaining capillary tube and insert it into the 3 way valve fresh food outlet port Fresh Food Outlet Black M...

Page 44: ...ble to the drier Install the new drier assembly part WR86X93 Note If necessary use the condenser loop extension tubing part WR97X238 CustomCool Assembly Note Refer to Service Guide 31 9075 for complete instruction on servicing CustomCool components The following components must be removed in the appropriate order to access the CustomCool assembly Remove the 2 bottom freezer baskets Remove the rece...

Page 45: ...the unit to the right then carefully pull the left side towards the front of the refrigerator 8 Support Release the 3 tabs and remove the cover 11 Place the unit vertically on its right side Peel back the foam seal from the left side and the tape from the rear of the unit 9 10 Foam Seal Tape Damper Assembly Heater Thermistor Fan Light Bulb under shield CustomCool Components ...

Page 46: ...o the display board Note The interface and display board are replaced as a complete assembly When assembling insert top tabs into the top of dispenser recess ﬁrst then snap the bottom into place LIP TAB TAB LIP TAB TAB HARNESSES The dispenser shield can be removed to access the cradle switch duct door duct door solenoid and dispenser LED lights The dispenser shield is attached to the dispenser rec...

Page 47: ...board When the dispenser is activated the ﬂow of water through the meter rotates a paddle The paddle contains a magnet which passes by a sensor within the ﬂowmeter The sensor counts the number of revolutions and sends that information to the main control board For example 1 Cup Nr number of revolutions The main control board cycles the water valve relay based on the information Continued next page...

Page 48: ...ut square and fully inserted into the water valve and ﬂowmeter Do not discard mounting bracket The mounting bracket is not available as a replacement part Process Tube Water Lines Wire Harness Outlet Tube Inlet Tube Flowmeter The ﬂowmeter is located in the machine compartment behind the water valve The water valve must be removed to access the ﬂowmeter Lift and rotate the ﬂowmeter bracket counterc...

Page 49: ... The SELF DIAGNOSIS screen will appear Press SOFTWARE VERSION FACTORY TEST or HMI TEST Select EXIT to exit the self diagnosis mode Self Diagnosis Description SOFTWARE VERSION Veriﬁes using latest main and HMi board software Test EEprom status FACTORY TEST All Fans turns on ALL interior fans fresh food freezer beverage center and QuickFreeze fans Calibrate calibrates the touch screen assembly of LC...

Page 50: ...t if the display is blank press and release any of the temperature pads The display will show actual temperatures Enter the appropriate display numbers as shown in the table and press any pad other than the temperature pads to activate that test mode Enter the diagnostic mode by pressing both the freezer temperature COLDER and WARMER pads and the refrigerator temperature COLDER and WARMER pads sim...

Page 51: ...agnostics Results Comments 0 7 Control and Sensor System Test Checks each thermistor in order See Note 1 1 0 Dampers Test Custom Cool damper will open close after 10 seconds pause brieﬂy then single damper will open for 10 seconds Test will not start for approximately 20 seconds after pad is depressed 1 1 Fan Test Cycles through each fan for 5 seconds 1 2 100 Run Time Sealed system on 100 of the t...

Page 52: ...witches CustomCool Heater Water Valve Cube Solenoid Auger Motor J12 Duct Heater K1 Auger K2 Crusher K3 Water K4 Defrost K5 CustomCool J4 LCD Board J3 QuickFreeze Fan Beverage Center Fan 3 way Valve J1 Fresh Food Thermistor Freezer Thermistor Fresh Food Evaporator Thermistor Freezer Evaporator Thermistor Model Selector J14 Flow Meter J15 Inverter J2 Fan Common Evaporator Fan Condenser Fan Fresh Foo...

Page 53: ...nser Fan Custom Cool Fan Fan 12V Inverter Common Inverter Output Not Used Defrost Heater Line L1 Neutral FZ Door Switch FF Door Switch Custom Cool Heater Auger Motor Interlock Water Valve Crusher Solenoid Auger Motor J8 3 Way Valve Gray White 3 Way Valve Black 3 Way Valve Orange 3 Way Valve Red 3 Way Valve Yellow Duct Heater Custom Cool Single Damper Custom Cool Single Damper Fresh Food Fan Model ...

Page 54: ...ge reduction This value is used to cycle freezer evaporator fan compressor and condenser fan and will not cycle fresh food fan Feedback is ﬁltered to respond to 8 degrees of change per minute J1 4 VDC Feedback of freezer evaporator thermistor value Thermistor value is NTC when temperature drops resistance value increases causing return voltage reduction This thermistor value is used to cycle the d...

Page 55: ...ve voltage is determined by pulse width modulation J2 7 VDC Switched common to CustomCool fan J2 8 VDC Provides 12 VDC supply voltage to all fans constant voltage CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION J3 1 VDC Output to beverage center fan for motor operation Effective voltage is determined by pulse width modulation J3 3 VDC Output to QuickFreeze fan for motor operation...

Page 56: ...trol liner protection mode calculations door alarm calculations adaptive defrost calculations and some door interlock functions Switch must be closed in door closed position switch depressed for dispenser LED light and duct door magnet to energize J7 9 VAC AC neutral in CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION J8 1 VAC Switched L1 voltage to the compressor 120 VAC Only use...

Page 57: ... PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION J11 1 VAC Constant L1 voltage to control board circuits 120 VAC input potential for switched L1 terminals CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION J15 1 VDC Output voltage to the compressor inverter 4 to 6 VDC from J15 pin 1 to J15 pin 2 Only used on inverter compressor models J15 2 VDC CONTROL BOARD PIN DEFINITIONS CONN...

Page 58: ...ve The pulses come too quickly to measure with a volt meter For test procedure see 3 Way Valve 7 Black 3 way valve 8 Yellow 3 way valve 9 Red 3 way valve 10 Orange 3 way valve Main Control Board J1 Connector Low Voltage DC Side Pin Wire Color Component Termination Input Output Pin to Pin Voltage Reading 1 Red Blue Fresh food evaporator thermistor Input N A 2 Yellow Fresh food thermistor Input N A ...

Page 59: ...ual dampers 5 White Thermistor supply voltage 5 VDC Output J5 pin 5 to J2 pin 3 5 VDC 6 White CustomCool thermistor Input N A 1 5 1 10 1 9 J1 J5 6 J3 J2 1 J4 1 8 Comm 2 Way Digital Comm 12V Comm Common FF Evaporator Thermistor FF Thermistor FZ Thermistor FZ Evaporator Thermistor 5V Custom Cool Dual Damper Custom Cool Dual Damper 5V Custom Cool Thermistor Evaporator Fan RPM Fan Common Evaporator Fa...

Page 60: ...7 pin 9 120 VAC 3 Yellow Dispenser water valve Output J 7 pin 3 to J7 pin 9 120 VAC 4 Red White Freezer door switch Input J 7 pin 4 to J7 pin 9 120 VAC Freezer door closed 5 Blue White CustomCool heater Output J 7 pin 5 to J7 pin 9 120 VAC 6 Purple Fresh food door light switch Input J 7 pin 6 to J7 pin 9 120 VAC Fresh food door open 7 Red Freezer door light switch Input J 7 pin 7 to J7 pin 9 120 V...

Page 61: ...n Wire Color Component Termination Input Output Pin to Pin Voltage Reading J12 Gray Duct heater Input J 12 to J7 pin 9 120 VAC K4 K5 K2 K3 J7 1 EARTH J10 J18 J12 J11 J9 Not Used Defrost Heater Line L1 Neutral FZ Door Switch FF Door Switch Custom Cool Heater Auger Motor Interlock Water Valve Crusher Solenoid Auger Motor J8 Duct Heater Line L1 to AC Compressor Not Used for Inverter Compressor Wire E...

Page 62: ...board Is there 13 6 VDC between red and black wires on flowmeter Yes Check 1 Wiring between flowmeter and J14 on main control board 2 Main control board No Is there 6 5 7 VDC between red and white wires on flowmeter when 1st activated Yes Replace flowmeter Note If no water is flowing through the flowmeter or no communication is occurring between the flowmeter and the main control board the dispens...

Page 63: ...maker will exit the service test on its own and enter the normal freeze cycle Icemaker Feeler Arm Power Switch Green Power Light Icemaker Service Test Mode The electronic icemaker has a service test mode that can be utilized by the service technician in order to test basic operation of the icemaker The service test mode consists of a harvest cycle followed immediately by a water ﬁll The harvest cy...

Page 64: ...OR FF YELLOW BLACK WHITE GREEN WHITE GRAY BLACK YELLOW RED ORANGE VALVE 197D5678G001 FLOW METER WHITE BLACK BROWN SINGLE DAMPER DUAL DAMPER PINK YELLOW BLUE WHITE THERMISTOR FZ EVAP 5V BLUE WHITE GREEN J4 1 J4 2 J14 4 J14 2 J3 6 J3 7 J3 8 J3 9 J3 10 J5 5 J5 2 J5 1 J5 3 J5 4 J5 6 J1 1 J1 2 J1 3 J1 4 J1 5 J7 5 J7 9 J7 1 J7 2 J7 12 J7 3 J11 J7 4 J7 7 J12 J8 J7 6 J9 J4 1 J4 2 J4 3 J3 1 J2 8 J2 7 J2 6 ...

Page 65: ... 65 Inverter Compressor Model Note This schematic may be different than the one in the Mini Manual ...

Page 66: ...ilage Replacement of house fuses or resetting of circuit breakers Damage caused after delivery Replacement of the water filter cartridge if included due to water pressure that is outside the specified operating range or due to excessive sediment in the water supply Replacement of the light bulbs if included or water filter cartridge if included other than as noted above Damage to the product cause...

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