Start Clean Mode: With the power on, press the Clean button for about 2-3 seconds. The red CLEAN light will start blinking quickly. (wait)
The machine will purge the old water. Once the water trough refills (after about 30 seconds to a minute), pour 250 ml of the acid into the trough
Automatic Flush: After the wash cycle, the machine will automatically purge the cleaning solution, refill the sump with fresh water, and repeat a 10-cycle rinsing process. (emty and fill 10 times to clean acid out)
When the rinsing process is complete, the machine will stop automatically, and the red Clean light will flash slowly.
Push the Clean button once more to restart the machine in the normal ice-making mode
pour half the bottle into the water trough, put the other half away for next time out of reach and harms way, or add it to a liter water and paint it around machine if there is scale where wash cycle does not reach, rinse off with water