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How to open a Viessmann 7450156

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Time Required: 1 - 5 minutes
Difficulty: Easy
Community-Contributed Guide

An awesome member of our community made this guide. It was not created by iFixit staff.

How to open a Viessmann 7450156

Introduction

Go to step 1 ↓

As with any electronic device, there may be times when it is necessary to open up the Duomatik Control Module to perform maintenance or repair.

In this guide we will be showing you how to open the Viessmann Duomatik Control Module 7450156.

What you need

Tools

  • Spudger
    4.9
    1. How to open a Viessmann 7450156, Remove the back: step 1, image 1 of 3 How to open a Viessmann 7450156, Remove the back: step 1, image 2 of 3 How to open a Viessmann 7450156, Remove the back: step 1, image 3 of 3
      Tool used on this step:
      Spudger
      $3.99
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      • 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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Conclusion

To reassemble your device, follow these instructions in reverse order.

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