Nescafe C70 - Machine Modes; Machine Modes of Coffee Machine

Prodigio service manual Version 1.0 en
20
OPERATION
4.3 Machine modes
4.3.1 Machine modes of coffee machine
This table helps to understand the operating modes of the Prodigio coffee machine:
This table also con-
tains the keying
sequences for
- volume programming
- descaling
- water system emptying
- resetting
- changing the automatic
switch off time.
Machine mode Enter mode Actions Exit mode
1 Heat up mode
Every time after switch-
ing on machine
Heat up thermoblock to
ready temperature 90
°C within 30 sec with-
out overshooting target
temperature
e.g. switching off
machine
2 Self test mode
Every time after switch-
ing on machine
Tests:
• NTC short circuit
• NTC connected
• Checks if thermo-
block reaches ready
temperature within
2 min after switch on
e.g. switching off
machine
3 Ready mode
• After heat up and self
test mode was ok
• After brewing or
volume brewing
coffee
• After reset mode
• After leaving
descaling mode
Keep thermoblock
temperature at 90 °C
e.g. switching off
machine
4a Brewing mode
4b Volume brewing
mode (program-
ming cup size)
Brewing mode:
• Press and release
any coffee button
Programming mode:
• Open and close the
slider
• Press and hold any
coffee button for
more than 3 sec
• Press and release
any coffee button
when machine is in
brewing mode or
automatic exit given
by the flowmeter
• Release corre-
sponding coffee
button when
machine is in
programming mode
• Switch off machine
5 Descaling mode
• Switch on the
machine and wait
until ready
• Press and hold all
three coffee buttons
for at least 6 sec until
confirmation with a
beep.
• Regulate tempera-
ture to 70 °C (after
pump was started)
• Stop and start pump
with any coffee
button, no volume
brewing in descaling
mode
• Press and hold all
three coffee buttons
for at least 6 sec until
confirmation with a
beep.
Note: When machine is
switched off during any
descaling mode, then it
goes to descaling
mode ready state after
next switch on.