Whirlpool WED99HEDW0 Technical Education page 4

SECTION 4 - COMPONENT ACCESS (CONTINUED)
REMOVING THE BELT, DRUM, AND ROLLERS ...................................................................................4-10
REMOVING THE DRIVE MOTOR .......................................................................................................4-12
REMOVING THE DRAIN PUMP & FLOAT ASSEMBLY ........................................................................4-13
REMOVING THE REED LINT SWITCH ................................................................................................4-14
REMOVING THE REAR PANEL ...........................................................................................................4-15
REMOVING THE HEATER ..................................................................................................................4-16
REMOVING THE HIGH LIMIT ............................................................................................................4-17
REMOVING THE AUXILIARY FAN ......................................................................................................4-17
REMOVING THE HEAT PUMP (BASE ASSEMBLY) ..............................................................................4-18
NOTES ...............................................................................................................................................4-20
SECTION 5 - DIAGNOSTICS & TROUBLESHOOTING
WHIRLPOOL CONTROL PANEL ............................................................................................................5-2
DIAGNOSTIC GUIDE ............................................................................................................................5-2
ACTIVATING SERVICE DIAGNOSTIC MODE ........................................................................................5-2
SERVICE DIAGNOSTIC MENU TABLE ..................................................................................................5-2
USER INTERFACE TEST ........................................................................................................................5-3
LOADS TEST.........................................................................................................................................5-3
INSTALL DIAGNOSTICS .......................................................................................................................5-4
SOFTWARE VERSION DISPLAY ............................................................................................................5-5
EXITING SERVICE DIAGNOSTIC MODE ...............................................................................................5-5
FAULT/ERROR CODES..........................................................................................................................5-5
CUSTOMER FAULT/ERROR CODES ......................................................................................................5-5
SERVICE FAULT/ERROR CODES ...........................................................................................................5-6
TROUBLESHOOTING GUIDE ...............................................................................................................5-8
SECTION 6 - TESTING
TESTING: SAFETY INFORMATION .......................................................................................................6-2
WIRING DIAGRAM ..............................................................................................................................6-3
COMPONENT TESTING .......................................................................................................................6-4
TEST #1: CCU POWER CHECK ..............................................................................................................6-4
CCU BOARD / CONNECTOR PINOUTS ................................................................................................6-5
TEST #2: SUPPLY CONNECTIONS ........................................................................................................6-6
TEST #3: MOTOR CIRCUIT ...................................................................................................................6-8
TEST #4: HEATING SYSTEM ...............................................................................................................6-10
TEST #4A: HEATER ELEMENT ............................................................................................................6-10
TEST #4B: HEAT PUMP ......................................................................................................................6-12
TEST #4C: THERMISTORS ..................................................................................................................6-14
TEST #5: MOISTURE SENSOR ............................................................................................................6-15
TEST #5A: ADJUSTING CUSTOMER-FOCUSED DRYNESS LEVEL........................................................6-16
TEST #6: BUTTONS AND INDICATORS ..............................................................................................6-17
TEST #7: DOOR SWITCH ....................................................................................................................6-18
TEST #8: DRUM LED ..........................................................................................................................6-19
TEST #9: DRAIN SYSTEM ...................................................................................................................6-20
TEST #10: AUXILIARY FAN/RELAY EXPANSION .................................................................................6-21
NOTES ...............................................................................................................................................6-22
PRODUCT SPECIFICATIONS & WARRANTY INFORMATION SOURCES (inside back cover)
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iv HybridCare™ Dryer with Heat Pump Technology