19
3.3
3.4
3.3.6
3.3.6.4
3.3.6.5
3.3.6.6
3.4.1
3.4.3.1
3.4.3.3
3.4.3.4
3.4.3.2
YES - make buttons can be
pressed or if damaged replace it,
Item: 79000205
NO - continue to point 3.4.3.3
3.5.1
3.5.1.1
3.5.1.2
3.5.1.3
3.5.2
3.5.2.1
3.5.2.2
3.5
Press
On/Off to
AUTO
CHECKIN
G and
then to
READY
A little
water drops
from coffee
export
when
CLEANING (
normal
volume
should be
more than
35ml)
Item Confirmation No. No. Cause Remedy RemarksProblem
Prob-
ability
Troubleshooting
Contropistone seal
damaged
YES - replace brew unit seal, item:
73000065
NO - continue to 3.3.6.5
1. Disassemble brew unit
according to 4.2.3;
2. Replace or repair
damaged components
according to brew unit
explosive view
8810101016
1. Disassemble drainage
valve group according
to 4.2.8;
2. Replace or repair
damaged components
according to drainage
valve group explosive
view 8810101006
YES - replace coffee brewing
group, item: 8810101023
NO - continue to 3.3.6.6
YES - replace brew unit seal,
item: 73000035
Brew unit piston
seal damaged
Brew unit seal
damaged
READY
Button
becomes
invalid
YES - restart the machine
NO - continue to 3.4.3.2
System testing
Malfunction
The following should be repaired or replaced by dismatling the machine
The button is
stucked or
damaged
1. Disassemble control
panel according to 4.2.7;
2. Disassemble control
panel components
according to 4.3.3;
3. Replace or repair
damaged components
according to control
panel explosive view
8810102001
The button on HMI
damaged
YES - replace and repair HMI,
item: 78000055
NO - continue to 3.4.3.4
HMI damaged
YES - replace and repair HMI,
item: 78000055
The following should be repaired or replaced by dismatling the machine
Use
coffee
beans to
make
coffee
The grinder
unit does
not work(
the screen
shows
working but
no sounds
from the
grinder unit)
1. Disassemble grinder
group according to 4.2.6;
2. Disassemble grinder
group according to 4.2.3
YES - connect or replace
connection line, item: 78000020
NO - continue to 3.5.1.2
Grinder group
motor teminal or
connection line
damaged or
dropped
Refer to 3.4.3.2
Refer to 3.4.3.2
YES - replace grinder motor,
item: 73000024
NO - continue to 3.5.1.4
Grinder motor
damaged
Refer to 3.4.3.2
Disassemble PCBA,
replace and repair
according to 4.2.11
YES - replace or repair PCBA,
item: 78000056
PCBA grinder
motor control
circuit or
components
damaged
FILL BEAN
displays on
the screen
after
grinding
(grinder unit
works)
Coffee beans are
too oil and sticked
to the entrance of
the grinder
YES - stir coffee beans inside the
bean container
NO - continue to 3.5.2.2
YES - replace to the finest level by
adjusting coffee powder
adjustment, continue to make 2
cups of coffee, the 3rd cup will
be normal
NO - continue to 3.5.2.3
Use over roasted
coffee beans
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