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How to dismount a Viessmann 7450156

    1. How to dismount a Viessmann 7450156, Shut off the Boiler: step 1, image 1 of 2 How to dismount a Viessmann 7450156, Shut off the Boiler: step 1, image 2 of 2
      • Locate the shutoff switch of your boiler and press it.

      • The switch is usually positioned right next to the flame-resistant door leading to the boiler room and labeled as Boiler Emergency Shutoff.

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    2. How to dismount a Viessmann 7450156, Locate the HMI module: step 2, image 1 of 1
      • Locate the HMI module of the Duomatik, that you want to remove.

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    3. How to dismount a Viessmann 7450156, Loosen the HMI module: step 3, image 1 of 2 How to dismount a Viessmann 7450156, Loosen the HMI module: step 3, image 2 of 2
      Tool used on this step:
      Spudger
      $3.99
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      • Insert a flathead screwdriver or a Spudger into the small notch on top of the module to gently loosen it.

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    4. How to dismount a Viessmann 7450156, Remove the HMI module: step 4, image 1 of 2 How to dismount a Viessmann 7450156, Remove the HMI module: step 4, image 2 of 2
      • Pull out the module straight toward yourself.

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Conclusion

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

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Sebastian

Member since: 08/19/18

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