E01
Kenmore
Main Control Board Power Supply Fault
Coffee maker will not power on, display is blank, no lights or response when pressing any buttons.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Blown internal thermal fuse on control board, Failed main control PCB, Damaged power cord, Faulty on/off rocker or tact switch
How to Fix / Troubleshooting
Safety first: Unplug the coffee maker before any disassembly. Never work on a live appliance.
- Check outlet and cord: Plug a lamp or phone charger into the same outlet to confirm power. Inspect the Kenmore coffee maker power cord for cuts, burns, or kinks. If damaged, replace the power cord assembly.
- Verify power switch: On models with a physical rocker switch, toggle it several times. If it feels loose or does not click, the switch may be faulty and should be replaced.
- Access control board: Remove the bottom or rear cover (usually Phillips screws). Locate the main control PCB where the cord connects. Look for a small inline thermal fuse or board-mounted fuse. If visibly blown or open when tested with a multimeter, replace with the same rating.
- Inspect PCB: Look for burnt spots, bulging capacitors, or cracked solder joints at the power input. If damage is present, the main control board should be replaced as a complete assembly.
- Reassemble and test: Refit covers securely, plug in, and test power. If still dead after cord, fuse, and switch checks, the control board is likely defective and professional service or replacement of the unit is recommended.
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Repair Difficulty
Hard
4/5
Required Part
Main Control Board (Kenmore Coffee Maker PCB)
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