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DS2212NSA Rev. 1 2023-04
SERVICE & INSTALLATION MANUAL - Symbol
Troubleshooting
Bill Value Too High, Returning Bill
The bill inserted exceeds the maximum accepted value ($10). The bill will be returned to the customer.
Not Enough Coins, Returning Bill
The bill inserted exceeds the coin value available in the coin changer. The bill will be returned to the
customer.
10.2 Error Messages List
Communication with the Main Board Has Been Lost.
The link between the computer screen and the coffee brewer is broken. The main board of the
brewer might be out of power.
- Check the overflow tray. It must be empty and dry.
- Check the 5 A and 15 A circuit breakers located on the back of the unit.
- Check the electrical connections (see Annex3).
Water Temp. Sensor Defective (open contact).
The water tank temperature probe is defective or unplugged from the thermostat
(see section3.8).
Water Temp. Sensor Defective (short circuit).
The water tank temperature probe is defective due to a short circuit (see section3.8).
Water in the Overflow Tray.
Verify if there is water in the overflow tray and make sure no water is touching the 2 water probe
wires.
Advanced tech tip: the status of the water probes can be monitored using the green
LEDDS30 (see Annex3).
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