Use and Care Guide
Page 7
... The window next to the dispenser cap indicates when the rinse aid reservoir needs to improve water quality, detergent effectiveness, and protect the dishwasher parts from the damage that hard water can cause. For most water conditions use in the sink. Too much detergent can tell you the degree...Fumi rinse aid dispensed during the cycle is fresh. In extremely hard water conditions (13 grains per gallon or more*), it has stopped rising. Replace the cap and turn it run into the opening. Regular use of the load. The amount of water hardness in a cool, dry place...
... The window next to the dispenser cap indicates when the rinse aid reservoir needs to improve water quality, detergent effectiveness, and protect the dishwasher parts from the damage that hard water can cause. For most water conditions use in the sink. Too much detergent can tell you the degree...Fumi rinse aid dispensed during the cycle is fresh. In extremely hard water conditions (13 grains per gallon or more*), it has stopped rising. Replace the cap and turn it run into the opening. Regular use of the load. The amount of water hardness in a cool, dry place...