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- 13:31, 26 June 2024 ASRepairs talk contribs created page Micromaster 430 fault F0023 repair (faulty optocoupler) (Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== Diagnosing and fixing error/fault code F0023 on Siemens micromaster 430 inverter/VFD. This particular guide concerns a faulty driving optocoupler. thumb|Faulty phase (middle) showcase with lightbulbs (Figure 1) thumb|Correctly functioning gate signal (Figure 2) File:20240626 152937.jpg|thumb|Faulty g...") Tag: Visual edit
