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This guide shows how to change the O-rings on the support valve.
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Open the side flap and remove the brew group and coffee grounds container.
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Unscrew the three Torx T10 screws on the cover above the support valve.
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Take the lid off, now the support valve is open.
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The support valve is attached with four Torx T10 screws. Unscrew them.
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Pull the valve forward to remove it. There are two o-rings, do not lose them. Replace the rings later during reinstallation.
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The seals on the support valve must be closed tightly with each brewing process and are heavily loaded. Replace them.
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The support valve is closed with a cover with a bayonet lock. Using a flat screwdriver, turn the lid a few degrees counterclockwise and lift it out with a pair of pliers.
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Check whether the inner parts (sliding piece, valve stem, and spring) can move freely and close tightly. Replace them if necessary.
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Follow the steps in reverse order to reassemble your device.
Follow the steps in reverse order to reassemble your device.
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