The liquid continues to run out even when the pistons have re-entered the side element
• The valves are blocked in one of the tanks. Press the valves several times to unblock them.
• A foreign body has been caught up in the valve seat. Rinse each tank vigorously while keeping
the external button that opens the valve pressed down.
One tank supplies more liquid than the other
• Use a screwdriver to align the two pistons at the same level (figure “1.7”).
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