Viega 8326.1 Instructions For Use Manual page 13

Flush pipelines (cistern 2L)
Flush plate Visign for Public 1
Requirements:
The revision shaft is shortened in such a way that it is flush with the
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upper edge of the tiles.
Mechanism has been removed.
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Close corner valve.
Loosen flexible hose on the filling valve (SW 19).
Open the corner valve for a few seconds to rinse the pipe.
Re-close corner valve.
Handling
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