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Difficulty level: Easy
Time consumption: 5 minutes
Components: Holder for limestone top plate 

In case of one of the taps for the smoke outlet cover plate breaks, this can be replaced by a holder for limestone top plates.

1. Normally there would be 3 taps that support the cover plate for the top outlet: 

 

2. The holder for limestone can be inserted instead of the broken tap. The holder consists of a piece of square tubing and a machine screw.

3. Place the holder underneath the top plate and adjust the screw to seat the holder in the right height so it seats into the right position:

4. Place the cover plate to make sure the holder is placed correctly.