Brand:
Whirlpool
Category: Dryers
Document Type: Parts/Service
Language: EN
Available Languages: EN , ES
Parts/Service for W10306459B
Uploaded: Nov. 21, 2025, 7:23 p.m.
Warranty Information
Whirlpool offers a 24-month warranty on this appliance.
The dryer operates via a control panel with various cycle options and settings. Key functions include selecting drying cycles, temperature levels, and dryness levels. The dryer also features a moisture sensor for automatic cycle termination and safety features like door interlocks and thermal cut-offs. Diagnostic modes allow for testing of various components including the motor, heating system, sensors, and control unit.
Troubleshooting and error codes
| PROBLEM | POSSIBLE CAUSE | CHECKS & TESTS |
|---|---|---|
| WILL NOT POWER UP - No operation - No keypad response - No LED's or display |
No power to dryer. Connection problem between AC plug and dryer. Connection problem between CCU and UI. |
Check power at outlet, check circuit breaker, fuses, or junction box connections. See Test #2: Supply Connections, page 10. Check connections and harness continuity between CCU and UI. |
| WILL NOT START CYCLE (No response when Start button is pressed.) |
Door Switch problem. Drive Belt / Belt Switch problem. Thermal Fuse / Motor problem. User Interface problem. CCU problem. Poor airflow. |
See Test #7: Door Switch, page 19. See Test #3: Motor Circuit, page 12. See Test #3: Motor Circuit, page 12. See Test #6: Buttons & Indicators, page 19. See Test #1: CCU Power Check, page 9. Check lint screen and exhaust vent. Clean if necessary. |
| WILL NOT SHUT OFF WHEN EXPECTED |
Check the Pause/Cancel button. | Perform UI Component Test under Component Activation. |
| CONSOLE WON'T ACCEPT SELECTIONS |
Moisture Sensor problem. Thermistor problem. User Interface problem. CCU problem. |
See Test #5: Moisture Sensor, page 18. See Test #4a: Thermistors, page 15. See Test #6: Buttons & Indicators, page 19. See Test #1: CCU Power Check, page 9. |
| DRUM WILL NOT SPIN | User selects invalid option. User Interface problem. Drive Belt / Belt Switch problem. Thermal Fuse (elect. Only). Door switch problem. Motor problem. CCU problem. Check installation. |
Refer customer to "Use and Care Guide". See Test #6: Buttons & Indicators, page 19. See Test #3: Motor Circuit, page 12. See Test #4b: Thermal Fuse, page 17. See Test #7: Door Switch, page 19. See Test #3: Motor Circuit, page 12. See Test #1: CCU Power Check, page 9. Verify proper dryer installation. |
| WILL NOT HEAT | Check for L1 and L2. | Perform CCU L1 and L2 tests under Install Diagnostics. |
| HEATS IN AIR CYCLE | Heater system malfunction or open heater coil. CCU problem. Heater coil shorted. Heater relay shorted. Heater system problem. |
See Test #4: Heat System, page 13. See Test #1: CCU Power Check, page 9. See Test #4: Heat System, page 13. See Test #4: Heat System, page 13. See Test #4: Heat System, page 13. |
| SHUTS OFF BEFORE CLOTHES ARE DRY |
Dryness setting for auto cycles. Lint screen full. Heater vent clogged. |
Increase drying times for one or more auto cycles. Clean if necessary. Refer customer to "Use and Care Guide". Clean if necessary. Refer customer to "Use and Care Guide". |
| WATER VALVE NOT DISPENSING (Water valve is activated intermittently during the steam cycle.) |
Heater vent clogged. Moisture Sensor problem. Adjust Customer Focused Dryness Level. Steam cycle not selected. No water to valve. No water from valve. |
Clean if necessary. Refer customer to "Use and Care Guide". See Test #5: Moisture Sensor, page 18. See Test #5a: Adj. Cust. Focused Dryness Check, page 18. Refer customer to "Use and Care Guide". Verify water supply is turned on. See Test #9: Water Valve, on page 20. |