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How to open a Viessmann 7450156

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How to open a Viessmann 7450156, Remove the back: crwdns2935265:00crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 How to open a Viessmann 7450156, Remove the back: crwdns2935265:00crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 How to open a Viessmann 7450156, Remove the back: crwdns2935265:00crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
Remove the back
  • Place the module on its front.

  • The back of the module is held in by four clips. Use Spudgers to hold the clips open while you remove the back.

  • You might meet a bit of resistance from the little red connector holding the two PCBs inside together.

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