UNIPRODO UNI_WS_5000PLUS Manual De Instrucciones página 36

j) rinse time (fast rinse) of the purification filter.
2.3. Water hardness test:
1. Prepare the water hardness test strips.
2. Dip the marked portion of the strip into the water for a few seconds and
remove from the water.
3. Wipe off any droplets on the strip.
4. Wait a few seconds. The strip will change color.
5. Check the color list to see what the color of the surfaced strip means.
2.4. Initial start-up:
1. Turn on the unit by connecting to the mains.
2. The display will show the value 12:12 corresponding to the time.
Use the arrows to set it correctly.
Press the button to enter the treatment mode.
3.
2.5. REGENERATION CYCLES:
2.5.1. Backwashing of the purification filter (takes about 2 minutes):
Press the button so that the control valve is in the position
1.
corresponding to the backwash of the purification filter.
2. Gently unscrew the valve.
A violent unscrewing may damage the filter.