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...point or unpainted metal in the appliance. Avoid touching electronic parts or terminal contacts; Contents Whirlpool Three-Digit Display Control Panel 2 Whirlpool/Crosley Two-Digit Display Control Panel.... 3 Diagnostic Guide 4 Activating the Service Diagnostic Mode 4 User ...Interface Test 5 Loads Test 5 Install Diagnostics 7 Software Version Display 8 Fault/Error Codes 8, 9 Troubleshooting Guide 10 Troubleshooting Tests 11-22 Strip Circuits 23 Dryer...
...point or unpainted metal in the appliance. Avoid touching electronic parts or terminal contacts; Contents Whirlpool Three-Digit Display Control Panel 2 Whirlpool/Crosley Two-Digit Display Control Panel.... 3 Diagnostic Guide 4 Activating the Service Diagnostic Mode 4 User ...Interface Test 5 Loads Test 5 Install Diagnostics 7 Software Version Display 8 Fault/Error Codes 8, 9 Troubleshooting Guide 10 Troubleshooting Tests 11-22 Strip Circuits 23 Dryer...
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...FOR SERVICE TECHNICIAN'S USE ONLY DIAGNOSTIC GUIDE Before servicing, check the following indications and actions: Indication 1: None of the dryer with all inputs to Dryer Disassembly Instructions, page 24. SERVICE DIAGNOSTIC MODE These tests allow service personnel to test and verify all indicators off , ...and then only the seven segment display will time out after 10 minutes of a control not functioning is removed from the dryer. ACTIVATING SERVICE DIAGNOSTIC MODE 1. Software Version Display - Clears the Error Codes • S ee "Activating Service Diagnostic Mode" to ...
...FOR SERVICE TECHNICIAN'S USE ONLY DIAGNOSTIC GUIDE Before servicing, check the following indications and actions: Indication 1: None of the dryer with all inputs to Dryer Disassembly Instructions, page 24. SERVICE DIAGNOSTIC MODE These tests allow service personnel to test and verify all indicators off , ...and then only the seven segment display will time out after 10 minutes of a control not functioning is removed from the dryer. ACTIVATING SERVICE DIAGNOSTIC MODE 1. Software Version Display - Clears the Error Codes • S ee "Activating Service Diagnostic Mode" to ...
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...standby mode (plugged in with "888" or "88" showing in Console Buttons and Indicators mode exits the Service Diagnostic mode and returns the dryer to the following in the display. see procedure on page 9 for Saved Fault Codes using the Service Diagnostics mode; see procedure on some ...models, rotating the cycle selector knob, go to activate Service Diagnostic mode. Active fault codes are currently detected. Be sure the dryer is removed from the dryer. USER INTERFACE TEST NOTE: The Service Diagnostic mode must be displayed. On some codes that may have been set, and ...
...standby mode (plugged in with "888" or "88" showing in Console Buttons and Indicators mode exits the Service Diagnostic mode and returns the dryer to the following in the display. see procedure on page 9 for Saved Fault Codes using the Service Diagnostics mode; see procedure on some ...models, rotating the cycle selector knob, go to activate Service Diagnostic mode. Active fault codes are currently detected. Be sure the dryer is removed from the dryer. USER INTERFACE TEST NOTE: The Service Diagnostic mode must be displayed. On some codes that may have been set, and ...
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...). If the Console ID is not displayed, replace the user interface and housing assembly. If the motor does not turn on. The dryer will beep and the motor, heater, and water valve (on some models), go to TEST #5: Moisture Sensor, page 20. Indication 2: Console indicators begin... flashing on , select one of the POWER button exits the mode and returns the dryer to enter the Loads Test mode. Opening the door stops the motor, heater, and water valve (on some models, rotating the cycle selector knob, ...
...). If the Console ID is not displayed, replace the user interface and housing assembly. If the motor does not turn on. The dryer will beep and the motor, heater, and water valve (on some models), go to TEST #5: Moisture Sensor, page 20. Indication 2: Console indicators begin... flashing on , select one of the POWER button exits the mode and returns the dryer to enter the Loads Test mode. Opening the door stops the motor, heater, and water valve (on some models, rotating the cycle selector knob, ...
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...; Entry Procedure To enter Install Diagnostics, press and release the 2nd button used to L2. INSTALL DIAGNOSTICS STEP TEST TEST DRYER FUNCTION COMPONENT NOTES 1 L Dryer starts L2 detection algorithm. Motor On Heater On/Off • L2 voltage should be 120 VAC ± 10%, "...Press and hold the START button for decoding. Exit Procedure When test is Heater On/Off immediately calculated in Install Diagnostics, it is ~208 VAC, dryer may be connected to a 3-phase service with reduced wattage that are codes that will display results (Less=Bad, More=Good, Nothing=Invalid). 8...
...; Entry Procedure To enter Install Diagnostics, press and release the 2nd button used to L2. INSTALL DIAGNOSTICS STEP TEST TEST DRYER FUNCTION COMPONENT NOTES 1 L Dryer starts L2 detection algorithm. Motor On Heater On/Off • L2 voltage should be 120 VAC ± 10%, "...Press and hold the START button for decoding. Exit Procedure When test is Heater On/Off immediately calculated in Install Diagnostics, it is ~208 VAC, dryer may be connected to a 3-phase service with reduced wattage that are codes that will display results (Less=Bad, More=Good, Nothing=Invalid). 8...
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... number, C: minor revision number, C: test revision number) Exit Procedure Pressing the POWER button will exit Software Version Display and return dryer to activate Service Diagnostics Repeat g beep tone g second most recent fault code is displayed, additional presses of the 3rd button will... Failure L2 Low Line Voltage CUSTOMER FAULT/ERROR CODES EXPLANATION AND RECOMMENDED PROCEDURE PF indicates that a power failure occurred while the dryer was running. Repeat g beep tone g fourth most recent fault code is displayed. Once the stored fault codes are displayed by...
... number, C: minor revision number, C: test revision number) Exit Procedure Pressing the POWER button will exit Software Version Display and return dryer to activate Service Diagnostics Repeat g beep tone g second most recent fault code is displayed, additional presses of the 3rd button will... Failure L2 Low Line Voltage CUSTOMER FAULT/ERROR CODES EXPLANATION AND RECOMMENDED PROCEDURE PF indicates that a power failure occurred while the dryer was running. Repeat g beep tone g fourth most recent fault code is displayed. Once the stored fault codes are displayed by...
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...Communication Error • Check the harness continuity and connections between the CCU and UI has not been detected. • Unplug dryer or disconnect power. Moisture Sensor Shorted Indicates that the exhaust thermistor has shorted. This fault code appears ONLY when in the service...page 17. See TEST #5: Moisture Sensor, page 20. Restricted Air Flow L2 Line Voltage Error Indicates low air flow that may affect dryer performance. • Confirm that the Inlet Thermistor is shorted. Temperature drops Open below 18° F (>245k ohms). Inlet Thermistor Open ...
...Communication Error • Check the harness continuity and connections between the CCU and UI has not been detected. • Unplug dryer or disconnect power. Moisture Sensor Shorted Indicates that the exhaust thermistor has shorted. This fault code appears ONLY when in the service...page 17. See TEST #5: Moisture Sensor, page 20. Restricted Air Flow L2 Line Voltage Error Indicates low air flow that may affect dryer performance. • Confirm that the Inlet Thermistor is shorted. Temperature drops Open below 18° F (>245k ohms). Inlet Thermistor Open ...
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... CHECKS & TESTS WILL NOT POWER UP - Connection problem between CCU and UI. Check connections and harness continuity between AC plug and dryer. Door Switch problem. See Test #3: Motor Circuit, page 14. See Test #1: CCU Power Check, page 11. Clean if necessary...Perform UI Component Test under Install Diagnostics. Thermistor problem. User Interface problem. CONSOLE WON'T ACCEPT SELECTIONS User selected invalid option. Refer customer to dryer. See Test #6: Buttons & Indicators, page 21. See Test #3: Motor Circuit, page 14. Door switch problem. Motor problem. See Test ...
... CHECKS & TESTS WILL NOT POWER UP - Connection problem between CCU and UI. Check connections and harness continuity between AC plug and dryer. Door Switch problem. See Test #3: Motor Circuit, page 14. See Test #1: CCU Power Check, page 11. Clean if necessary...Perform UI Component Test under Install Diagnostics. Thermistor problem. User Interface problem. CONSOLE WON'T ACCEPT SELECTIONS User selected invalid option. Refer customer to dryer. See Test #6: Buttons & Indicators, page 21. See Test #3: Motor Circuit, page 14. Door switch problem. Motor problem. See Test ...
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...and go to step 8. If +5VDC is not present, go to access the machine electronics. 4. Remove top panel to step 6. 6. Plug in dryer or reconnect power and repeat step 5. Perform voltage check inside header P2 on CCU, between pins 1 & 3-DO NOT SHORT PINS TOGETHER. THERMISTORS P8-3 WHT... VALVE/DOOR SWITCH P8-5 OPEN P8-4 TAN DOOR SWITCH P5-5 P5-6 P5-7 P5-8 +12VDC P13-2 RED MOISTURE SENSOR P13-1 BLK MOISTURE SENSOR P14 - Unplug dryer or disconnect power. 2. CCU +5VDC - BLK Heater - TEST #1: CCU Power Check This test is used to step 5. If 120VAC is not tripped...
...and go to step 8. If +5VDC is not present, go to access the machine electronics. 4. Remove top panel to step 6. 6. Plug in dryer or reconnect power and repeat step 5. Perform voltage check inside header P2 on CCU, between pins 1 & 3-DO NOT SHORT PINS TOGETHER. THERMISTORS P8-3 WHT... VALVE/DOOR SWITCH P8-5 OPEN P8-4 TAN DOOR SWITCH P5-5 P5-6 P5-7 P5-8 +12VDC P13-2 RED MOISTURE SENSOR P13-1 BLK MOISTURE SENSOR P14 - Unplug dryer or disconnect power. 2. CCU +5VDC - BLK Heater - TEST #1: CCU Power Check This test is used to step 5. If 120VAC is not tripped...
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...there is present, go to P5-8 (+12VDC). TEST #2: Supply Connections This test assumes that ALL connectors are mechanically secure. Installations): 1. Unplug dryer or disconnect power. 2. With an ohmmeter, check for continuity between the CCU and user interface (UI). See figure 4a. If there...If acceptable, replace the UI. 8. Plug in step 4) and P9-2 (black wire) on the terminal block and make a note of the dryer. ELECTRIC DRYER (U.S. Remove Screw Cover Plate Figure 3 - Remove the cover plate. 3. In a similar way, check which terminal of the terminal block, replace...
...there is present, go to P5-8 (+12VDC). TEST #2: Supply Connections This test assumes that ALL connectors are mechanically secure. Installations): 1. Unplug dryer or disconnect power. 2. With an ohmmeter, check for continuity between the CCU and user interface (UI). See figure 4a. If there...If acceptable, replace the UI. 8. Plug in step 4) and P9-2 (black wire) on the terminal block and make a note of the dryer. ELECTRIC DRYER (U.S. Remove Screw Cover Plate Figure 3 - Remove the cover plate. 3. In a similar way, check which terminal of the terminal block, replace...
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... 6. Visually check that ALL connectors are fully inserted into the CCU. 7. Perform steps under "Install Diagnostics", page 7, to the CCU (See Dryer Disassembly Instructions, page 24). 5. Access the machine electronics without disconnecting any wiring to verify repair. Also see figure 2, page 11. If... to replace the power cord, remove the retaining clip that illustrated in a similar way to that secures the cord to the CCU; Unplug dryer or disconnect power. 2. Check that the power cord is found , check the integrity of the connections of the power cord itself. 5. ...
... 6. Visually check that ALL connectors are fully inserted into the CCU. 7. Perform steps under "Install Diagnostics", page 7, to the CCU (See Dryer Disassembly Instructions, page 24). 5. Access the machine electronics without disconnecting any wiring to verify repair. Also see figure 2, page 11. If... to replace the power cord, remove the retaining clip that illustrated in a similar way to that secures the cord to the CCU; Unplug dryer or disconnect power. 2. Check that the power cord is found , check the integrity of the connections of the power cord itself. 5. ...
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...Ω). If not, check harnesses and connections between these measurement points by following procedure under "Install Diagnostics", page 7, to the dryer. Drum Belt Figure 7 - Drive Motor Switch White Connector Figure 8 - FOR SERVICE TECHNICIAN'S USE ONLY 7. Visually check that ALL connectors ... Part of Motor System Drum belt Door switch Harness/connection Thermal fuse Drive motor Belt switch Centrifugal switch Machine control electronics Electric Dryer no ü ü Gas Dryer ü ü ü no ü ü ü ü If resistance across P8-4 and ...
...Ω). If not, check harnesses and connections between these measurement points by following procedure under "Install Diagnostics", page 7, to the dryer. Drum Belt Figure 7 - Drive Motor Switch White Connector Figure 8 - FOR SERVICE TECHNICIAN'S USE ONLY 7. Visually check that ALL connectors ... Part of Motor System Drum belt Door switch Harness/connection Thermal fuse Drive motor Belt switch Centrifugal switch Machine control electronics Electric Dryer no ü ü Gas Dryer ü ü ü no ü ü ü ü If resistance across P8-4 and ...
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...than the values listed in back at pin 4 and bare copper wire terminal removed from pin 5 of the following situations occurs: 3 Dryer does not heat 3 Heat will not shut off Thermal fuse High limit thermostat Heat element assembly Gas valve assembly Centrifugal switch Outlet thermistor Inlet... thermistor Machine control electronics Console electronics and housing assembly Gas supply Electric Gas Dryer Dryer no no no no DO NOT REMOVE OR DESTROY PAGE 15 If not, replace the belt switch. If belt switch ...
...than the values listed in back at pin 4 and bare copper wire terminal removed from pin 5 of the following situations occurs: 3 Dryer does not heat 3 Heat will not shut off Thermal fuse High limit thermostat Heat element assembly Gas valve assembly Centrifugal switch Outlet thermistor Inlet... thermistor Machine control electronics Console electronics and housing assembly Gas supply Electric Gas Dryer Dryer no no no no DO NOT REMOVE OR DESTROY PAGE 15 If not, replace the belt switch. If belt switch ...
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...off to the red wire terminal at the connector. If L2 was not detected, suspect the centrifugal switch before replacing the CCU. Unplug dryer or disconnect power. 2. ELECTRIC DRYER ONLY: 3 Quick Check: Perform steps under "Install Diagnostics", page 7, to test for L1 and L2 line voltage. • ...P14-3 and P14-6 at the heater. If the resistance is about 10 Ω, go to step 4. Thermal components, gas dryer, viewed from front. Dryer does not heat: Locate the components using figures 10 and 11. Refer to "Outlet Thermistor Resistance" table on page 23. ...
...off to the red wire terminal at the connector. If L2 was not detected, suspect the centrifugal switch before replacing the CCU. Unplug dryer or disconnect power. 2. ELECTRIC DRYER ONLY: 3 Quick Check: Perform steps under "Install Diagnostics", page 7, to test for L1 and L2 line voltage. • ...P14-3 and P14-6 at the heater. If the resistance is about 10 Ω, go to step 4. Thermal components, gas dryer, viewed from front. Dryer does not heat: Locate the components using figures 10 and 11. Refer to "Outlet Thermistor Resistance" table on page 23. ...
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...OK, go to strip circuit on page 19. Refer to step 4. 4. With a voltmeter set to AC, connect voltmeter to verify repair. Unplug dryer or disconnect power. 8. The following table on page 19. Perform steps under "Install Diagnostics", page 7, to terminals 1 & 2 for temperatures ... to the temperature, the outlet thermistor is OK, go to access the machine electronics. 3. Remove top panel to verify repair. Unplug dryer or disconnect power and replace the CCU. 7. Perform steps under "Install Diagnostics", page 7, to ground (usually inside the heater box)....
...OK, go to strip circuit on page 19. Refer to step 4. 4. With a voltmeter set to AC, connect voltmeter to verify repair. Unplug dryer or disconnect power. 8. The following table on page 19. Perform steps under "Install Diagnostics", page 7, to terminals 1 & 2 for temperatures ... to the temperature, the outlet thermistor is OK, go to access the machine electronics. 3. Remove top panel to verify repair. Unplug dryer or disconnect power and replace the CCU. 7. Perform steps under "Install Diagnostics", page 7, to ground (usually inside the heater box)....
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...86° (30°) 95° (35°) 104° (40°) 113° (45°) 122° (50°) RES. Remove connector P14 from dryer and disconnect external vent. 2. RANGE k ohms 57.5-67.6 46.1-53.8 37.4-43.1 30.4-34.7 24.9-28.2 20.5-23.0 16.9-18.9 TEMP. °F (°C) 131...° (16°) 70° (21°) RES. If the preceding steps did not correct the problem, replace the CCU. Remove top panel to dryer cabinet ground. Proceed to step 4. If the thermistor resistance does not agree with the table, replace the inlet thermistor. Check P14-3 and P14-6 to...
...86° (30°) 95° (35°) 104° (40°) 113° (45°) 122° (50°) RES. Remove connector P14 from dryer and disconnect external vent. 2. RANGE k ohms 57.5-67.6 46.1-53.8 37.4-43.1 30.4-34.7 24.9-28.2 20.5-23.0 16.9-18.9 TEMP. °F (°C) 131...° (16°) 70° (21°) RES. If the preceding steps did not correct the problem, replace the CCU. Remove top panel to dryer cabinet ground. Proceed to step 4. If the thermistor resistance does not agree with the table, replace the inlet thermistor. Check P14-3 and P14-6 to...
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...-2 to the flame sensor terminals. If the preceding steps did not correct the problem, replace the CCU. TEST #4b: Thermal Fuse ELECTRIC DRYER: The thermal fuse is continuity, reconnect the sensor wires and continue to step 5. 5. In addition, check for blocked or improper exhaust system... Resistance in ohms 1400 ± 70 1 to 3 570 ± 28.5 4 to determine if a gas valve coil has malfunctioned. Blue Pin 5 - Unplug dryer or disconnect power. 2. Access the gas valve by removing the front panel. Use an ohmmeter to 5 1300 ± 65 Pin 1 - Measuring gas valve resistance....
...-2 to the flame sensor terminals. If the preceding steps did not correct the problem, replace the CCU. TEST #4b: Thermal Fuse ELECTRIC DRYER: The thermal fuse is continuity, reconnect the sensor wires and continue to step 5. 5. In addition, check for blocked or improper exhaust system... Resistance in ohms 1400 ± 70 1 to 3 570 ± 28.5 4 to determine if a gas valve coil has malfunctioned. Blue Pin 5 - Unplug dryer or disconnect power. 2. Access the gas valve by removing the front panel. Use an ohmmeter to 5 1300 ± 65 Pin 1 - Measuring gas valve resistance....
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... and the moisture sensor connector. If a small resistance is no continuity, replace the main harness. 7. In standby mode (dryer plugged in dryer or reconnect power. 13. PAGE 20 DO NOT REMOVE OR DESTROY Measure the resistance across each of the outermost contacts and the center .... Plug in but not powered up), press and hold the DRYNESS LEVEL button for continuity between the front panel and bulkhead. 6. NOTE: Dryer will shut down automatically after replacing the moisture sensor and thermistor, consider adjusting the dryness level (see page 24). If a small resistance is...
... and the moisture sensor connector. If a small resistance is no continuity, replace the main harness. 7. In standby mode (dryer plugged in dryer or reconnect power. 13. PAGE 20 DO NOT REMOVE OR DESTROY Measure the resistance across each of the outermost contacts and the center .... Plug in but not powered up), press and hold the DRYNESS LEVEL button for continuity between the front panel and bulkhead. 6. NOTE: Dryer will shut down automatically after replacing the moisture sensor and thermistor, consider adjusting the dryness level (see page 24). If a small resistance is...
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..., replace the user interface and housing assembly. If supply voltages are not present, replace the CCU. 7. On some models). Unplug dryer or disconnect power. 3. Visually check that the "Cycle Signal" volume is displayed followed by the current dryness setting on pages 26 and 27.)...or "F" is turned on page 5. Reassemble all visual checks pass, replace the UI and housing assembly. 7. FOR SERVICE TECHNICIAN'S USE ONLY The dryer will be retained after a power loss. NOTE: Some models may not have cycle indicator lights and may beep only on the Normal cycle. ...
..., replace the user interface and housing assembly. If supply voltages are not present, replace the CCU. 7. On some models). Unplug dryer or disconnect power. 3. Visually check that the "Cycle Signal" volume is displayed followed by the current dryness setting on pages 26 and 27.)...or "F" is turned on page 5. Reassemble all visual checks pass, replace the UI and housing assembly. 7. FOR SERVICE TECHNICIAN'S USE ONLY The dryer will be retained after a power loss. NOTE: Some models may not have cycle indicator lights and may beep only on the Normal cycle. ...
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...Refer to the water valve assembly (see wiring diagrams, pages 26 and 27) from the water valve is detected, go to step 7. 6. Plug in dryer or reconnect power. 6. Perform the diagnostic test "Console ID, Motor, Heater, and Water Valve." Inside the drum, unscrew the water nozzle. 2. Refer ... test is sprayed in the drum: 1. Perform the steps under "Diagnostic: Door Switch/Drum LED" to access CCU and user interface (UI). 4. Unplug dryer or disconnect power. 3. Measure the current across UI connector J11, pins 1 and 3. TEST #9: Water Valve (on pages 26 and 27. Verify the drum...
...Refer to the water valve assembly (see wiring diagrams, pages 26 and 27) from the water valve is detected, go to step 7. 6. Plug in dryer or reconnect power. 6. Perform the diagnostic test "Console ID, Motor, Heater, and Water Valve." Inside the drum, unscrew the water nozzle. 2. Refer ... test is sprayed in the drum: 1. Perform the steps under "Diagnostic: Door Switch/Drum LED" to access CCU and user interface (UI). 4. Unplug dryer or disconnect power. 3. Measure the current across UI connector J11, pins 1 and 3. TEST #9: Water Valve (on pages 26 and 27. Verify the drum...