7.
PROBLEM
REASONS
REMEDY
No display in
LCD
• Power cord is not
plugged in well.
• Problem from the power
supply.
• The over Temperature
Protection device is not
working.
• The fuse is not working
• Plug in, turn on the machine.
• Check if the other Machines work
normally.
• Cut off electricity and reconnect it after it
is cool down.
• Take the machine to be repaired by a
specialist
Water temperature
does not increase
• Set temperature below
or close to the water
temperature.
• Set heating time is too
short
• Check the setting.
• Prolong the heating time.
Water continues
heating
after the set
temperature
is reached.
• Temperature sensor is
invalid.
• The circulator does not
rotate.
• Take the machine to be repaired by a
specialist.
E01
• Low water
• Check if the water level is lower than the
MIN water line.
• Check and ensure the filter is not stuck.
• Check if the water level switch and
relative circuit is OK (require technicians
to check and repair).
E02
• The temperature could
not reach a required
temperature in a certain
time.
• Check if the lid is closed
• Check and ensure the filter is not stuck.
• If the machine was filled with new cool
water during heating.
• Check if the pump works normally.
• Check if the heater works normally.
• Check if the temperature probe works
normally.
Troubleshooting
