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KITCHENAID MICROWAVE RAN DIAGNOSTICS ERROR F1 E5 SCREEN SAYS REPLACE MICROWAVE INVERTER. I REPLACED INVERTER AND MICROWAVE CONTINUES TO GIVE SAME ERROR CODE. I CHECKED SOME OTHER POSTS AND THEY INDICATED THAT HE APPLIANCE MANAGER IS THE CULPRIT. I REPLACED THE APPLIANCE MANAGER DIAGNOSTICS SAYS STILL SAME ISSUE F1 E5 CAN YOU TELL ME WHERE TO GO FROM HERE. I TRIED TO RESET ERROR BY GOING INTO DIAGNOSTICS OFF OFF START THEN 6 THEN 6 AGAIN THEN PUSH START AND THAT IS SUPPOSED TO RESET BUT ONLY BEEPS.
WHAT OTHER CHECKS CAN I DO.

Model Number
KEMS308SSS04
Serial Number
D02074846
What have you tried so far?

I REPLACED INVERTER AND MICROWAVE CONTINUES TO GIVE SAME ERROR CODE. I CHECKED SOME OTHER POSTS AND THEY INDICATED THAT HE APPLIANCE MANAGER IS THE CULPRIT. I REPLACED THE APPLIANCE MANAGER DIAGNOSTICS SAYS STILL SAME ISSUE F1 E5 CAN YOU TELL ME WHERE TO GO FROM HERE. I TRIED TO RESET ERROR BY GOING INTO DIAGNOSTICS OFF OFF START THEN 6 THEN 6 AGAIN THEN PUSH START AND THAT IS SUPPOSED TO RESET BUT ONLY BEEPS.
WHAT OTHER CHECKS CAN I DO.

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Hello

        The F1 - E5 error is the inverter error. See the complete Job Aid manual and technician sheet. I will consult with other technicians on other possibilities and get back to you later today. 

PROCEDURE: on inverter diagnostics , perform steps 1 through 3 of “To
Enter Diagnostics Mode.”
1. Unplug microwave oven or disconnect power.
2. Replace microwave oven inverter.
3. Replace all parts and panels before operating.
4. Plug in microwave oven or reconnect power.
5. Verify operation is normal. Go to Step 1 of “To Enter Diagnostic
Mode” and complete checks.

  • The manufacture recommends replacing the inverter ,magnatron, and diode together. I have done a few of these. You may have a bad magnatron and it could be damaging the inverter. I would replace all 3 together.
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