How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Tom Johnston Your Own Question
Tom Johnston
Tom Johnston, Home Appliance Technician
Category: Appliance
Satisfied Customers: 8007
Experience:  20 years experience
14207197
Type Your Appliance Question Here...
Tom Johnston is online now
A new question is answered every 9 seconds

I have a whirlpool Deut front loader model WFW9200SQ00 with

This answer was rated:

I have a whirlpool Deut front loader model WFW9200SQ00 with a F-70 error message. The service tech doesn't know what that code means...HELP.

CENTRAL CONTROL UNIT HEARTBEAT FAILURE DÉFAILLANCE DU MCC (Signaux de contrôle du fonctionnement)

If a Central Control Unit Heartbeat Failure is displayed, no

communication is detected from the Central Control Unit to the

User Interface.

Signaux de contrôle du fonctionnement constamment absents sur le MCC - mesure

via l'interface utilisateur sur la ligne de communication entre MCC et IU.

Possible Causes/Procedure

1. Check for continuity of the User Interface harness.

2. Check wire harness connections to the User Interface and

the Central Control Unit.

3. Replace User Interface if drum is rotating.

4. Replace Central Control Unit if drum is not moving.

Tom Johnston and other Appliance Specialists are ready to help you