VOX electronics GSI-6644, Operating Instructions Manual, Page: 15 / 184

4.7. Detergent usage
Only use detergents specifically designed for domestic dishwashers.
Add the recommended amount of detergent for the selected programme to ensure the best
performance.
Keep your detergents in cool, dry places out of reach of children.
See the detergent manufacturer’s instructions for a further information.
EN - 10
4.3. Test Strip
Run water
through tap
(1min.)
Keep the
strip in
water (1sec)
Shake the
strip.
Wait
(1min.)
Set the hardness level of
your machine.
1
2
3
4
5
6
NOTE: Level is set 3 as default. If the water is well water or has a hardness level above 90
dF, we recommend that you use filter and refinement devices.
4.4. Water Hardness Table
Level German dH
French
dF
British
dE
Indicator
1 0-5 0-9 0-6 L1 is shown on display.
2 6-11 10-20 7-14 L2 is shown on display.
3 12-17 21-30 15-21 L3 is shown on display.
4 18-22 31-40 22-28 L4 is shown on display.
5 23-34 41-60 29-42 L5 is shown on display.
6 35-50 61-90 43-63 L6 is shown on display.
4.5. Water Softener System
The dishwasher is equipped with a water softener which reduces the hardness in the
mains water supply. To find out the hardness level of your tap water, contact your water
company or use the test strip (if available).
4.6. Setting
• Push the programme button and hold it down.
• Turn on the machine.
• Hold down the programme button until “8” disappears from the display.
• The machine will display the last setting.
• Set the level by pushing the programme button.
• Switch off the machine to save the setting.