21
Failure Analysis and Troubleshooting
Failure Possible Cause(s) Solution
The power indicator
light does not go on.
The indicator light
flashes.
A button does not
respond.
The power line is not
inserted well.
Check the power cord and
ensure that it is inserted well.
After selecting a function, press
the Start/Stop button.
Not press the “ Start ”
button after selecting the
target function.
The lid opens and the
digital tube flashes,
display "- - - -"
Put the lid back on the cup.
Once the lid is in place, you will
hear a chirp
The system is not reset
due to short power
disconnection interval.
Power on and use this product
after disconnecting its power
supply for 3 minutes.
The food cannot be
smashed.
The added water is too
much or less.
Please add water to the correct
water level.
The power voltage is too
low.
You may use a household voltage
stabilizer.
The food material(s) is/are
too much or less.
Please operate as per the recipe.
The food adheres to
the bottom.
The interior of jar is not
clean.
Use this product after cleaning
the interior of its jar.
The added food material(s)
is/are too much.
Please operate as per the recipe.
Press a wrong functional
button.
Select a correct functional button.
This product is executing
the program.
It is a normal phenomenon.
Display Display State NOTES
Thermistor E1
Thermistor short
circuit
The program continuously detects the
exceedance of the normal set value for
1 second，display E1
Voltage
Anomaly
E2 Instable voltage
Voltage instability (voltage more than
156V or less than 85V) will display
alarm when entering the function
Temperature
Rise Anomaly
E3
Abnormal
temperature rise,
dry burn prevention
The program continuously detects a
temperature rise beyond the normal set
value，display E3
Zero Crossing
Anomaly
E4
Zero crossing
signal fail
The program detected no crossing
signal for 5 consecutive seconds，
display E4
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