•Insert the stick for one second into the water you want to use. Shake off any access water and wait for one minute.
•If all five fields of the test stick turn reddish, set the hardness level to 5 squares. If four fields turn reddish, set the hardness level to 4 squares and so on.
Please note: If you use Spring Water or Bottled Water you can set the hardness level to 3ºdH, "extremely soft water".
The machine will give you the following options:
INACTIVE, the hardness monitor is turned off. In this case you must use distilled water.
Water Hardness level | Display | Equivalent | Indicator strip |
| ... º DH | American Grains | number of |
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| “reddish” fields |
1. extremely soft water | 1 to 4 | 1 to 5 | None |
2. soft water | 5 to 9 | 6 to 11 | 1 to 2 |
3. medium water | 10 to 14 | 12 to 18 | 2 to 3 |
4. hard water | 15 to 19 | 19 to 24 | 3 to 4 |
5. very hard water | 20 to 24 | 25 to 30 | 4 to 5 |
6. extremely hard water | 25 to 30 | 31 & higher | all 5 |
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Tip: If your tap water falls into the categories 5 and 6, we
recommend using bottled water. Please note: If you use the Clearyl Filter with such hard water we recommend decalcifying the machine once or twice a year (chapter 18.3).
16.1CHANGING THE WATER HARDNESS MONITOR READY
• Push the rotary dial. RINSE.
• Turn the rotary dial until the display shows HARDNESS.
• Push the rotary dial. The display shows 10º DH.
•Turn the rotary dial until desired hardness level is displayed.
•Push the rotary dial to confirm the setting. OK, HARDNESS.
•Turn the rotary dial until the display shows EXIT.
•Push the rotary dial. The display shows READY.
The machine will automatically remind you when it is time to decalcify (chapter 18.3).
17.PROGRAMMING / INFORMATION / MAINTENANCE The J5 provides programming, maintenance and
• Push and hold the Rotary Dial until the display shows RINSE. The J5 offers the following functions (see chart).
• Turn the dial clockwise slowly to scroll through Functions. Please note: to get back to READY, turn the Rotary
Dial until the display shows EXIT, then push the Rotary Dial.
| Display | Function/Comment | Chapter |
| RINSE | Select from RINSE, CLEAN, | 17.1 |
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| to run additional maintenance programs | |
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| outside the automatic prompts. |
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| BUTTONS | Change for all six beverage buttons the | 17.2 |
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| parameters like cup volume, coffee | |
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| strength, temperature, steam duration. |
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| FILTER | Install and activate the CLEARYL filter. | 15.1 |
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| If the filter is installed, the program | |
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| HARDNESS will not show up |
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23.