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Troubleshooting
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Summary of Contents for GE Consumer & Industrial PGCS1NFXSS
- Page 1 GE Consumer & Industrial Technical Service Guide March 2008 Profi le Bottom Mount Double Drawer Refrigerators PGCS1NFXSS PGCS1PJXSS PGSS5NFXSS PGSS5PJXSS 31-9166 9166 GE Appliances General Electric Company Louisville, Kentucky 40225...
- Page 2 IMPORTANT SAFETY NOTICE The information in this service guide is intended for use by individuals possessing adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major ap pli ance may result in personal injury and property damage.
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Page 3: Table Of Contents
Table of Contents Airfl ow ....................................32 Anti-Tip Floor Bracket (on 21 ft. models) ......................20 Articulating Door Mullion ............................49 Components ..................................34 Components Locator Views ............................29 Condenser Fan ................................37 Control Board Connector Locator ..........................60 Control Diagnostics Using LCD Screen ........................55 Control Diagnostics Using the Temperature Display On Non-Dispenser Models ......58 Control Features ................................ -
Page 4: Introduction
Introduction *This new Profi le Bottom Mount Double Drawer Refrigerator has the following features: • New integrated dispenser with child lock and door alarm, combined with LCD screen, provides customer control of temperatures and features presented in computer-style menus. • Precise Fill technology dispenses fresh, fi... -
Page 5: Technical Data
Technical Data – 5 –... -
Page 6: Nomenclature
Nomenclature P G C S 1 P J X S S Exterior Color Brand/Product SS - Stainless/Stainless P - Profi le Confi guration G - French Door w/Double FZ Drawer Model Year X - 2008 Style C - Counter Depth S - Standard Depth Ice/Water Exterior... -
Page 7: Control Features
Control Features About the controls with temperature settings. (Models with controls inside the refrigerator) URBO NERGY AVER REEZER EFRIGERATOR NERGY AVER RECISE PTIONS LARM Hold for 3 Seconds to activate Lock (Models with controls on the door) NOTE: The refrigerator is shipped with protective film covering the temperature controls. If this film was not removed during installation, remove it now. - Page 8 About the home screen The home screen is the initial screen presented after power-up. The status bar at the top displays the status of many of the refrigerator features. Freezer and Refrigerator sections display present compartment temperatures. • Press displayed set temperatures. Set temperatures then can be changed.
- Page 9 To change the Freezer temperature: Access By: Home > Freezer Activate By: Using the arrows to select the desired temperature. You must press ENTER to set the new temperature. Reset Attempt Above +7°F (-14°C) Note: If an attempt is made to adjust the freezer set temperature above +7°F (-14°C) or below -6°F (-21°C), the + or - arrow will disappear.
- Page 10 About TurboCool How it Works How to Use TurboCool™ rapidly cools the refrigerator compartment Press the TurboCool pad. TurboCool activated will be in order to more quickly cool foods. Use TurboCool indicated by an illuminated LED next to the pad. The when adding a large amount of food to the refrigerator status bar section of the LCD will indicate TurboCool ON.
- Page 11 Precise Fill (on some models) This water dispenser is equipped with a feature called “precise fi ll.” This feature allows you to choose a precise amount of water (cups, ounces, pints, or liters) that you would like dispensed. Access by pressing: Home > Precise Fill >...
- Page 12 Settings Use Settings to access Screen Appearances, Button Beep, and Units Metric/English. Access by: Home> Options> Settings. • Press Screen Appearance to access Color Options, Brightness, and Screen Saver. • Press Button Beep to turn beep on or off. • Press Units Metric/English to change temperature presentation.
- Page 13 About the help screen The Help screen provides general information and guidance to certain features of the refrigerator. The help screen can also provide help regarding the Current screen displayed. To access Help, press the Help pad. General Access by: Help> General. Scroll to select help on: Refrigerator Freezer...
- Page 14 Dispensing Functions Defrost Cycle The water function is controlled by the main control The refrigerator utilizes an adaptive defrost cycle board. To select this function, press the cradle on that operates a glass enclosed heater to remove the dispenser. frost from the evaporator. The defrost cycle has changed from 60 hours adaptive defrost to 96 hours Dispenser Lock adaptive defrost.
- Page 15 Door Alarm (non-dispenser models) Energy Saver (on some models) The door alarm will sound if any door/drawer is This product is equipped with an energy saver open for more than 2 minutes. When you close the feature. The refrigerator is shipped with the energy door/drawer, the beeping stops.
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Page 16: Demo Mode
Demo Mode The LCD screen has a DEMO MODE that can be accessed. To enter the DEMO Mode, press the HOME and HELP pads simultaneously for 3 seconds. Upon entering, the cooling system will turn off. The VIEW FEATURE selection provides a description and instructions on how to use 6 features of the refrigerator. -
Page 17: Refrigerator Lights
The fi xture is connected to the refrigerator with a Refrigerator Lights wire harness. After removing the screws, the wire harness can be disconnected. Incandescent Lights CAUTION: Light bulbs may be hot. Note: Setting the controls to OFF does not remove power to the light circuit. -
Page 18: Door Closure Mechanisms
The transformer assembly converts 120 VAC to Door Closure Mechanisms approximately 36 VDC to power the LED lights. The transformer primary winding has an approximate Refrigerator Doors resistance value of 9.9 Ω. The secondary winding The closure mechanism for each refrigerator door has an approximate resistance value of .9 Ω. - Page 19 Door Alignment Lower Freezer Drawer Closure Mechanisms Two self-closing freezer drawer cam and lever If the top of the doors are uneven, fi rst try to raise mechanisms automatically pull the lower freezer the lowest door by turning the leveling leg on the drawer shut when it is within 1 inch of the closed same side as the door until the doors are even.
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Page 20: Anti-Tip Floor Bracket (On 21 Ft. Models)
Anti-Tip Floor Bracket (on 21 ft. models) LOCATING THE ANTI-TIP MATERIALS YOU MAY NEED (not included) FLOOR BRACKET Place the anti-tip floor bracket locator template (included inside the anti-tip kit) onto the floor up against the rear wall, within W, and in line Lag Bolts with the desired location of the RH side of the Anchor Sleeves... - Page 21 LOCATING THE ANTI-TIP CONCRETE Wall and Floor Construction: FLOOR BRACKET (cont.) • Anchors required (not provided): 4 each 1/4” x 1 1/2” lag bolts Figure 2 – Acceptable Screw 4 each 1/2” O.D. sleeve anchors Placement Locations • Drill the recommended size holes for the anchors into the concrete at the center of Preferred Installation –...
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Page 22: Refrigerator Doors
Note: The following procedure applies to removing Refrigerator Doors the right-side door with dispenser. On non-dispenser models, follow this same procedure for removing Refrigerator Door Handle Removal the right-or left-side doors. There are no wires, Note: Each refrigerator door handle is held in place water lines, or center hinge covers on non-dispenser by an upper and lower fastener and locked in doors. - Page 23 7. Disconnect the door wire harness. 10. Remove the tape and tilt the door away from the cabinet. Lift the door off the center hinge pin. Note: Ensure that the plastic hinge pin thimble remains on the hinge pin or inside door hinge pin hole located in the bottom of the door.
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Page 24: Freezer Basket Removal
Freezer Basket Removal Basket Removal (Top Drawer) To remove the full-width basket on top When replacing the full-width basket: freezer drawer models: Tilt the basket back and lower it down into Open the top freezer drawer until it stops. the drawer. Rotate the basket to a horizontal position and press it down into the The freezer basket rests on the inside 4 alignment tabs. -
Page 25: Freezer Drawers
Upper Drawer Front Vertical Adjustment Freezer Drawers Note: This following instruction is for adjusting the Freezer Drawer Handle Removal upper drawer front vertically to meet appearance needs of the customer. Both the right and left side of Note: Each freezer drawer handle is held in place the drawer front can be adjusted independently. - Page 26 2. Loosen (do not remove) the T-30 Torx screw at 2. Remove the pilot screw (center screw) on the top of the left side door bracket. the side of the drawer front that needs to be adjusted. Do one side at a time if both need 3.
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Page 27: Icemaker
Icemaker A newly installed refrigerator may take 12 to 24 hours to begin making ice. Automatic Icemaker (on some models) Power Switch The icemaker will produce seven cubes You will hear a buzzing sound each time the Icemaker per cycle―approximately 100–130 cubes icemaker fills with water. -
Page 28: Ice Level Switch
Ice Level Switch The ice level switch utilizes a vertical actuator to prevent too high of an ice level in the bucket that would interfere with lower drawer opening or closing. The horizontal feeler arm attached to the bottom of the icemaker now acts as a backup in case the extra ice switch or mechanism fails to disconnect power to the icemaker with a full bucket Ice Level Switch... -
Page 29: Components Locator Views
Components Locator Views Fresh Food Compartment Non-Dispenser Model Control Panel Lights Articulating Note: On non-dispenser Mullion Track Dispenser Model models, the control panel is located in front Water Filter of the light housing at the top of fresh food Lights compartment. -
Page 30: Freezer Compartment
Freezer Compartment Icemaker Fill Tube and Heater Evaporator Thermistor Over-temperature Thermostat Evaporator Fan Light Switch Evaporator Thermistor Location Defrost Heater (recessed in bottom of evaporator) Light Switch Ambient Thermistor Humidity Sensor Location Rear View Main Control Board Compressor EMI Filter Drier Water Valve Condenser... -
Page 31: Refrigeration Components
Refrigeration System Refrigeration Components Capillary Tube Evaporator Condenser Loop *Dryer Compressor Inverter Condenser * The dryer (not shown), is vertically positioned between the compressor and the condenser fan motor. – 31 –... -
Page 32: Airfl Ow
Airfl ow The evaporator fan forces air through the evaporator into the freezer compartment. Air from the evaporator can also pass through the electronic damper to the air tunnel outlet, through the fresh food compartment, and return to the evaporator. The damper is controlled by the main control board. -
Page 33: Evacuation And Charging Procedure
4. Open the ball valve. Recover the purge/sweep Evacuation and Charging Procedure charge using the recovery pump and the refrigerator compressor until a 20-in. vacuum WARNING: is attained. Close the ball valve and remove the • Be careful when using a torch inside the recovery hose. -
Page 34: Components
Components At lower room temperatures, the ambient thermistor Thermistors alters the main control board’s calculations for the target temperature. The main control board then runs the compressor at higher speeds to get the Thermistor Values freezer, as well as the fresh food, to an acceptable Temperature Temperature Resistance in... -
Page 35: Evaporator Fan
Evaporator Thermistor Evaporator Fan The evaporator thermistor is clipped to the suction The position of the fan blade in relation to the tube line of the evaporator. See Evaporator shroud is important. accessing instructions. Orifice Air Flow Evaporator Thermistor Replacement Should a thermistor require replacement, use plastic bell connectors (part # WR01X10466). - Page 36 When operating, voltage is sent in pulses (much like Note: When testing these motors: a duty cycle) as opposed to an uninterrupted fl ow. • You cannot test with an ohmmeter. This pulsing of 13.6 VDC produces effective voltage being received at the motor, which is equivalent to a •...
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Page 37: Condenser Fan
The condenser fan is mounted with screws to a fan Condenser Fan shroud and mounting bracket that is attached to the condenser. To access the condenser fan motor, The fan is mounted in the machine compartment disconnect power from the refrigerator and remove with the no-clean condenser. -
Page 38: Inverter
The speed of the fan is controlled by the voltage Inverter output from the main control board (J2 pin 5 to J2 pin 3). Voltage output from the control board to the The inverter is accessed from the back of the fan is 13.6 VDC;... - Page 39 When checking inverter voltage output, connect Remove the Phillips-head screw from the the test-meter leads to any 2 of the 3 compressor inverter. lead wires at the inverter plug (plug should be connected). The same reading should be measured between any 2 of the 3 wires. The inverter controls compressor speed by frequency variation and by Pulse Width Modulation (PWM).
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Page 40: Inverter Compressor
3°F to 5°F above refrigerator set point - medium • Inverter Compressor speed. Caution: Do not attempt to direct-start the • 5.5°F to 7°F above refrigerator set point - high compressor. The compressor operates on a 3-phase speed. power supply. Applying 120 VAC to the compressor Note: The compressor will run at medium speed if will permanently damage the unit. -
Page 41: Evaporator
7. Loosen the two 1/4-in. hex-head screws, then Evaporator lift and remove the icemaker from the mounting bracket. The following components must be removed in the appropriate order to access the evaporator: Unplug the refrigerator. Remove the freezer baskets. (See Freezer Basket Removal Remove the upper and lower freezer drawer... - Page 42 11. Using a small fl at blade screwdriver, expand the 15. Pull the front of the rail assembly towards the 2 clips and disconnect the ice level switch wire center of the freezer and unhook the assembly harness from the cabinet receptacle. from the side of the freezer.
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Page 43: Replacing Evaporator Using The Brazing Method
Note: The evaporator cover is attached to the Replacing Evaporator Using the Brazing evaporator compartment with two 1/4-in. hex-head Method screws, 3 bottom tabs, and 8 snap tabs located on the back of the cover. Parts Needed: • Freezer Evaporator 21. -
Page 44: Defrost Heater
11. Connect the evaporator inlet and outlet to the Defrost Heater suction line and capillary tubes. The defrost heater is a single-tube, glass-enclosed 12. Check that the thermal paste is still on the radiant heater. It is held in place by 2 tabs on the suction line where it enters the rear wall of the evaporator (1 on each side) and by a ceramic freezer. -
Page 45: Icemaker Fill Tube Heater
Return Duct Heaters Test Icemaker Fill Tube Heater If open duct heaters are suspected, perform the The fi ll tube heater is energized during the following: defrost cycle when the defrost thermostat is closed. Remove the evaporator cover to access With the over-temperature thermostat closed, the icemaker fi... -
Page 46: Deli Pan Removal
Deli Pan Removal How to Remove and Replace the Deli Pan To remove: To replace: Remove the fruit and vegetable drawers. Make sure all four swing locks are in the unlock position. Remove the Deli Pan cover. Place the sides of the drawer into the drawer supports, making sure the swing locks fit on the drawer slots. -
Page 47: Fresh Food Damper
Pull up on the damper assembly until the pins Fresh Food Damper are out of the holes in the liner, then tilt it toward the front of the refrigerator. A damper assembly is used to control airfl ow from the freezer into the fresh food compartment. It is located on the back wall of the fresh food compartment, behind the deli and crisper drawers. -
Page 48: Humidity Sensor
Humidity Sensor Mullion Heaters This device senses the humidity in the kitchen and The refrigerator utilizes 2 AC mullion heaters and assists the control board in adjusting the wattage 1 DC mullion heater. They are the articulating door outputs of the 3 mullion heaters accordingly. mullion (DC), freezer/fresh food mullion (AC), and freezer face DD (Double Drawer) mullion heaters The humidity sensor receives 5 VDC from the... -
Page 49: Articulating Door Mullion
Note: If the Energy Saver light is on, then the Articulating Door Mullion articulating door mullion heater is disabled. The articulating door mullion consists of the mullion, The heater operates on DC voltage when both heater, internal spring, and 2 hinges. It is available doors are closed. -
Page 50: Freezer Double Drawer (Dd) Mullion Assembly
7. Remove the four 3/16-in. Allen-head shoulder Freezer Double Drawer (DD) Mullion bolts (2 on each side) that attach the mullion to Assembly the freezer walls. The freezer double drawer mullion assembly consists of a mullion heater bonded to a mullion face. -
Page 51: Water Dispenser And Interface
Carefully lower the interface and disconnect the Water Dispenser and Interface 2 wire harnesses. The water dispenser assembly incorporates the Remove the 4 Phillips-head screws and the interface used for temperature control and features. cradle support from the dispenser recess. The interface has 2 tabs that hold it to the cradle support. -
Page 52: Emi Filter
Note: The dispenser trim is held to the dispenser EMI Filter recess by 5 retaining tabs along each side and 2 at the top. The EMI Filter is accessed from the back of the refrigerator and is located on the left side of the Using your hands or a plastic putty knife, compressor. -
Page 53: Precise Fill
Precise Fill The Precise Fill mode allows the user to select a specifi c volume to be dispensed in either cups, ounces, pints, or liters. Overview The Precise Fill design places a fl owmeter between the water valve and the dispenser to measure water fl ow through the system. - Page 54 Flowmeter Note: The fl owmeter is attached to a mounting bracket that is held to the cabinet with a 1/4-in. The fl owmeter is located in the machine hex-head screw and 2 tabs. It may be necessary to compartment behind the water valve. The water use a stubby nutdriver or 1/4-in.
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Page 55: Control Diagnostics Using Lcd Screen
Troubleshooting Control Diagnostics Using LCD Screen The LCD screen has a self-diagnosis mode that can be accessed and will assist the technician to test certain functions of the LCD screen, dispenser, and freezer fan. This mode can aid the service technician in quickly identifying failed or improper operation of certain components and systems. - Page 56 Diagnostics Aid Kit The diagnostic aid kit may assist the technician to functionally test individual components. A diagnostic aid kit can be assembled and consists of a key pad temperature control assembly and wire harness. The parts required are WR55X10390 and WX05X14999. Using the kit, diagnostics can be performed by accessing the main board on the back of the refrigerator and plugging into the harness extended from the board.
- Page 57 Fresh Freezer Food Diagnostics Results Comments Display Display See Note 1. Checks each Control and Sensor System Test thermistor in order. Test will not start for Damper will open for approximately 10 Damper Test 10 seconds. seconds after pad is pressed.
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Page 58: Control Diagnostics Using The Temperature Display On Non-Dispenser Models
Control Diagnostics Using the Temperature Display On Non-Dispenser Models The temperature display has a self-diagnosis mode that can be accessed and will help the technician to test certain functions of the temperature display, defrost heater, damper, and interior fan. This mode can aid the service technician in quickly identifying failed or improper operation of certain components and systems. - Page 59 Mode Comments Display Display HMI Self Test Illuminates all LEDs and numerical segments. FF and FZ displays will initially display "88". Pressing temperature pads will change initial display. Remaining pads pressed will toggle the LED associated with that pad. Filter pad repeatedly pressed will toggle red, green, and amber LEDs.
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Page 60: Control Board Connector Locator
Control Board Connector Locator Main Control Board J15 - Inverter J10 and J13 - Earth (Ground) J14 - Flowmeter J9 - Defrost Heater, Fill Tube Heater, Return Duct Heaters J2 - Fan Common, Evaporator Fan, Condenser J11 - Line (L1) Fan, Mullion Bar Heater, Model Selector J7 - FF and FZ Interior Lighting Circuits, Dispenser J5 - Humidity Sensor... - Page 61 – 61 –...
- Page 62 MAIN CONTROL BOARD TROUBLESHOOTING The main control board is located at the back of the refrigerator, above the machine compartment on the right-hand side. (See Control Board Connector Locator CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION Feedback of fresh food thermistor value. Thermistor value is NTC (when temperature drops, resistance value increases), causing return voltage reduction.
- Page 63 CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION Feedback from evaporator fan. Evaporator fan feedback is not read for this application. Model pin selection. Model pin selection. Evaporator fan and condenser fan common. Output to evaporator fan for motor operation. Effective voltage is determined by pulse width modulation.
- Page 64 CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION Humidity Sensor - 5 VDC Humidity Sensor - 1 to 3.6 VDC. (Proportionate to the relative humidity at the sensor location.) CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION Switched L1 voltage to the dispenser water valve - 120 VAC. Switched L1 voltage to the freezer drawers mullion heater - 120 VAC.
- Page 65 CONTROL BOARD PIN DEFINITIONS CONNECTOR PIN INPUT OUTPUT FUNCTION Switched L1 voltage to the defrost circuit - 120 VAC. A timer (main control software), counts how long this circuit is energized and uses this information to determine if the next defrost cycle is adaptive or nonadaptive.
- Page 66 Main Control Board J2 Connector (Low-Voltage DC Side) Component Input/ Wire Color Pin-to-Pin Voltage Reading Termination Output Evaporator fan Blue Input Not applicable to this model. tachometer Blue/White Model Input J2 pin 2 to pin 3 = 12 VDC White/Silver Fan Common Common J2 pin 3 to pin 8 = 12 VDC...
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Page 67: Temperature Control
Main Control Board J4 Connector (Low-Voltage DC Side) Component Input/ Wire Color Pin-to-Pin Voltage Reading Termination Output Black Temperature control Communication 2-way digital communication Temperature control Output J4 pin 2 to pin 3 = 12 VDC Blue Temperature control Common J4 pin 2 to pin 3 = 12 VDC EARTH Comm. - Page 68 Main Control Board J7 Connector (High-Voltage Side) Component Input/ Wire Color Pin-to-Pin Voltage Reading Termination Output Yellow Dispenser Water Valve Output J 7 pin 3 to J7 pin 9 = 120 VAC Blue/White Freezer Drawers Mullion Heater Output J 7 pin 5 to J7 pin 9 = 120 VAC J 7 pin 6 to J7 pin 9 = 120 VAC Purple Fresh Food Door Light Switch...
- Page 69 Main Control Board J11 Connector (High-Voltage Side) Component Input/ Wire Color Pin-to-Pin Voltage Reading Termination Output Brown L1 Input Input J 11 to J7 pin 9 = 120 VAC EARTH Not Used Defrost Heater, Return Duct Heaters Fill Tube Heater Line (L1) AC Neutral In FZ Light Switches...
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Page 70: Precise Fill Troubleshooting
Precise Fill Troubleshooting – 70 –... -
Page 71: Freezer Drawers Mullion Troubleshooting
Freezer Drawers Mullion Troubleshooting FREEZER DRAWERS MULLION SWEATING OR FROSTED START Check: Does freezer light go out 1.) Light switches (contacts open when drawer closed) when drawers closed? 2.) Wiring between light switches and main control board 3.) Main control board Ye s Disconnect mullion heater Replace mullion heater... -
Page 72: Icemaker Service Test Mode
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 fi... -
Page 73: Schematic
Schematic – 73 –... -
Page 74: Warranty
Warranty Refrigerator Warranty. (For customers in the United States) All warranty service provided by our Factory Service Centers, Staple your receipt here. or an authorized Customer Care technician. To schedule service, ® Proof of the original purchase on-line, 24 hours a day, visit us at ge.com, or call 800.GE.CARES date is needed to obtain service (800.432.2737).
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