The F1 Function Code is a perfectly normal code. It is designed to let you the consumer know whatever you are processing in the bowl, such as fruits or vegetables, possess high levels of contaminants. In which case the items you are processing require more contact time with the super-oxygenated water in order to disinfect to the 99.9% level. During processing you may notice that the percentage slows down during processing, in order to increase the contact time with the super-oxygenated water and enable the system to help remove the contaminants from what you are processing. We recommend
draining the water out of the bowl, after each F1 code, refilling with fresh water and re-processing the items/produce, thus giving more contact time for the ozone to counteract stubborn contaminants and ensure the 99.9% sanitizing level.
However, in some cases the cause of the F1 code could even be tap water with high levels of contaminants. It may be necessary to use purified, filtered or bottled water.
Therefore the questions are:
Have you ever reached 100%?
Have you ever reached 100% with just water?
If you have never reached 100% even with the spray bottle attachment (using only water), I have a sure way to determine whether it is your tap water or not:
- Try processing a Spray bottle of purified, filtered or bottled water.
- If it reaches 100% it means that the previous water you have been using is contaminated, and it may be necessary to use purified, filtered or bottled water.
- If it gives you an F1 pour the water from the Spray Bottle and refill with purified, filtered or bottled water.
- If the system gives a second F1 code, please contact Tersano customer care via email or phone at 1-800-808-1724.
If you have not been able to reach 100% with the bowl attachment when processing items in the bowl, such as fruits or vegetables, then the items may have high levels of contaminants, such as pesticides. At which point we advise you to follow the following instructions and tips in order to lower your chances of experiencing the F1 code:
- Drain the water out of the attachment, rinse the item (lightly hand scrubbing them) and refill with fresh cold water. Place on the base and begin the cycle again.
- Remember to rinse your fruits and vegetables before processing them. This removes coarse contaminants such as dirt.
- Try and keep your produce whole, as the unit sees the juices from the fruits or vegetables as a contaminant.
- It is not necessary to overfill bowl with water (fill enough to cover vegetables and fruits and ensure there is good circulation around them).
- Ensure the attachment is firmly on the unit, by pressing down on the attachment once it is on the unit.
- Fill the Bowl 1/2 full with produce and fill to the max fill line with water, as you want to ensure good circulation around the items you are processing in order to effectively remove contaminants.
- If you have to process something that doesn't fit, such as a head of lettuce, then we recommend cutting it in half. Otherwise use the spray bottle attachment to spray large item down, or put items in a separate bowl and pour the processed water over them and let it sit for 2 minutes (which is what we recommend to do with meats and seafood).
- There are some fruits and vegetables, which are highly contaminated and may require multiple cycles. Our experience has show that strawberries, raspberries, blackberries and grapes are the most common fruits, which cause multiple F1 codes. If
by the third cycle you are still experiencing an F1, we recommend leaving the fruits or vegetables in the water for 2 to 5 minutes and then thoroughly drain them. The system may have removed between 90 to 99% of the contaminants after the third cycle.
- In certain situations, we recommend to run a spray bottle with purified, filtered or bottled water to clean the sensors and the unit and then proceed to run the items in your bowl. Sometimes the sensor can get dirty and the plain water in a cycle will clean it up.
If you follow these tips and you continue to experience the F1 code, or if you have further questions or concerns, do not hesitate to contact us at 1-800-808-1724 and we will be glad to assist you.
lotus Sanitizing System Function Codes Troubleshooting
Click on the Function Code you have received:
F2 | F3 | F4 | F5 | F6 | F7 | F8 | F9 | F10 | F11 | F12
Function Code - F2
Why This Happens
The Start/Cancel/Reset button was pressed during the cycle. This also occurs when the Start/Cancel/Reset button is pressed twice in a row. In other words it starts the process when pressed the first time and it cancels it when pressed right after.
Possible Reasons
The Start/Cancel/Reset button was accidentally pressed during the processing cycle.
Solution
- Press the Start/Cancel/Reset button to reset the unit.
- Ensure the appropriate attachment mode is selected by comparing the symbol on the accessory to the one on the display.
- Press the Start/Cancel/Reset button again to restart the cycle.
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Function Code - F3
Why This Happens
Attachment was removed during processing cycles.
Possible Reasons
- The attachment was removed from the base unit during processing.
- The attachment lifted from the unit because it was not placed securely on the base unit.
- The attachment was placed on the unit without water and the start button was pressed
Solution
- Press the Start/Cancel/Reset button to reset the unit.
- Place the attachment filled with water on the base unit securely.
- Select the appropriate attachment symbol from the control panel by matching to the symbol on the attachment.
- Press the Start/Cancel/Reset button to start the cycle.
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Function Code - F4
Why This Happens
Insufficient or no water in the attachment. (failure to prime to prime the base unit).
Possible Reasons
- The attachment was placed on the unit without water and the start button was pressed.
- The attachment was placed on the unit, but was not filled to the max-fill line.
- The attachment was not placed on the base.
Solution
- Press the Start/Cancel/Reset button to reset the unit.
- Remove the attachment, if necessary, and ensure it is filled to the max fill line.
- Place the attachment on the base unit securely.
- Select the appropriate attachment symbol from the control panel by matching the symbol on the attachment.
- Press the Start/Cancel/Reset button to start the cycle.
Note: At the start of the cycle the unit may prime itself up to five times before it begins to process. Do not be alarmed the unit is filling the water pump and this is normal.
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Function Code - F4
Why This Happens
Insufficient or no water in the attachment. (failure to prime the base unit)
Possible Reasons
- The unit has been moved, drained or there is air in the lines causing an air block and the unit needs to prime itself.
- The unit base may have been turned upside down and the water drained from the center reservoir.
Solution
- Press the Start/Cancel/Reset button to reset the unit.
- Remove the attachment and ensure it is filled to the max fill line.
- Place the attachment on the base securely and then remove it. Do this a few times in a row in order to force the air out. It is good if you see bubbles in the attachment when you press it firmly onto the base and before you press the start button.
- Press the Start/Cancel/Reset button to start the cycle.
- Note: At the start of the cycle the unit may prime itself up to five times before it begins to process. Do not be alarmed the unit is filling the water pump and this is normal.
- Repeat steps 1 through 5 if necessary.
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Function Code - F5
Why This Happens
Power Failure during the cycle.
Possible Reasons
- Hydro went out during processing.
- The unit was accidentally unplugged from the power outlet during processing.
- A house fuse or breaker stopped functioning.
Solution
- Once the power is restored to the unit the screen will read “F5”.
- Reset the unit by pressing the Start/Cancel/Reset button.
- Select the appropriate attachment symbol from the control panel.
- Start the cycle by pressing the Start/Cancel/Reset button..
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Function Code - F6 /F7
Why This Happens
There is a pump over current or the High voltage signal is not detected.
Solution
- Unplug unit and let it sit for fifteen minutes
- Plug unit back in; make sure attachment is securely on the unit base.
- Press the Start/Cancel/Reset button to start the process again.
- If you receive an "F6" or "F7" function again then try another outlet.
- If you receive the "F6" or "F7" function again then the unit must be repaired under the limited warranty.
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