Troubleshooting section
If you have any questions or concerns we are always here to
help, please contact us by phone or email.
Email: info@chemexcoffeemaker.com
Phone: 413-331-4460
Code & Type Failure/Condition Feedback Unit
No kettle No kettle or the wrong
kettle or kettle has
been placed on base
Back to Stand-by
mode
E1 - Communication
error
Abnormal
communication
Display shows E1 and
unit stops
E9-lGBT Overheat lGBT temp exceeds
limitation value
Display shows E9
and unit stops
E8-NTC Overheat Kettle temperature
exceeds limitation
Display shows E8
and unit stops
E8-NTC Dry-Boil Within 25 seconds after
unit turned on tempera-
ture change exceeds
3°C / 6°F during every
5 seconds
Display shows E8
and unit stops
Recovers When Recovery Status Moment Of Detection
N/A Stand-by mode Always active when
powered
Connection recov-
ers after the base
is unplugged
Off mode When base is plugged in
lGBT temp lower
than limitation
Off mode After unit is turned on
Kettle temp lower
than limitation
Off mode
Active 4 seconds after
unit is turned on
Unrecoverable N/A After unit is turned on
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