Hario PRISM Manuel D'instructions page 7

Adjusting the Size of Coffee Grounds
Hold the center of the handle firmly and turn the adjustment knob.
Make sure that the handle is attached when turning the grind
adjustment knob.
Hold firmly
Coarse Fine
Choosing the Correct Coarseness
Coarseness
Granule size
Brewing
equipment
Paper filter
Paperless filter
Cloth filter
Syphon
Water dripper
Coffee maker
French press
equipment used. See the instruction manual of your coffee-making
equipment for more details.
* Always use fresh coffee beans.
Using the Mill
1. Grind a small amount of beans to test and adjust the coarseness of the
2. Use between 10g to 12g of coffee beans per cup. Put enough beans for 1
or 2 cups of coffee into the hopper.
3. Hold the grinder firmly and rotate the handle clockwise to grind the coffee
beans.
burr. Always fasten the hopper lid when grinding beans.
Fine Medium-Fine
granulated and
crystallized
knob must be attached in
the correct orientation.
Attach the side with the 8
dimples around the center
facing the burr side.
Medium Coarse
granulated and
crystallized