62
Q&A
Problems
Possible causes
Solutions
Flow of
coffee
outlet too
low
The coffee is ground too finely
Adjust grinder
The dosage is much larger than expected
Re-calibrate grinder
Filter is blocked
Clean brewer
Leaking after clean the brewer
Check and reinstall
Leaking from sealing ring
Change new sealing ring
Heavy
pollution on
the drip tray
Long time no cleaning
Clean drip tray
Incorrect nozzle position after washing
Check and maintain
Flow of
coffee
outlet too
fast
The coffee is ground too big
Adjust grinder
The dosage is less than expected
Calibrate or check recipe
settings
Heavy
pollution on
the mixer
incorrect setting of fan speed
update the setting
long time no clean of mixer
Take out the mixer cover and
clean
incorrect position of the canister outlet
Adjust the out to correct
position
Coffee or
other
related
products
are
unavailable
Coffee bean container exit closed after cleaning
Check and open
No coffee beans
（
(tested by system)
）
Add coffee bean
Related electrical component is breakdown
Check background error
massage and contact Jetinno
Intelligent After-sales service
Boiler filled
overtime
Power off for a long time
Restart the machine
First use and there is air in the waterway system Restart again to exhaust air
Unable to
show QR
code
Bad internet
Check if the machine is online
on the management system,
enhance environmental signals
4G card arrears
Contact operators