La Cimbali M200, Руководство инженера

Страница: 77 / 102

English
72 EN
English
Timeout boiler heating
group x - 20 minutes
(x = 1, 2, 3, 4)
Note: group 1 is the one at
the far left.
Steam thermocouple out of
range.
R > 053; L > 153
Boiler over-pressure
Time-out boiler load
- 15 minutes
Boiler-level signal errors.
Coffee dispensed referred
to MM1 with flow under
the limit (3 consecutive
dispensings)
Coffee dispensed referred
to MM1 with flow over
the limit (3 consecutive
dispensings)
Coffee dispensed referred
to MM2 with flow under
the limit (3 consecutive
dispensings)
• The group x boiler
safety thermostat has
tripped
• Heating element faulty
(wiring defect)
• Triac board fault
• Disconnected
thermocouple
• Wrong configuration
when entering
Standard Data.
• Heating element
continuously supplied.
• Temperature sensor
out of range
• Out of water.
• EV load faulty.
• Break in wiring.
• Board failure.
• Electrical fault.
• Leakage to earth.
• coffee filter blocked
• coffee type changed
• qref calibration wrong
• grind too fine,
excessive dose ground
• coffee type changed
• qref calibration wrong
• grinding too coarse
• grinder/dispenser
locked, insufficient dose
of ground coffee
• coffee filter blocked
• coffee type changed
• qref calibration wrong
• grind too fine,
excessive dose ground
• Check if the group x boiler safety thermostat has
tripped and, if it has, reset it.
• Check whether there are interruptions or
detached faston connectors in the wiring.
• Check that the group x boiler heating element is
not interrupted and if so replace it.
• Replace Triac board
• Enter programming and enter the correct
Standard Data of the machine.
• Check the electrical connections.
• Replace the steam temperature probe.
• Check the wiring.
• Replace the sensor
• Check that the machine is connected to the water
system and that water is entering the hydraulic
circuit.
• Replace solenoid valve.
• Check the wiring.
• Replace the board.
• Check wiring.
• Check, by activating the components individually
on the manual control panel, that the level signal
does not show any anomalies (%).
• wash the group
• clean/replace the coffee filter
• use a coarser grind
• calibrate the machine correctly on the basis of
the coffee/recipe
• check that there are no external elements in the
grinders
• check that the measure grinder is working (pick-
up current and fuses)
• use a finer grind
• calibrate the machine correctly on the basis of
the coffee/recipe
• wash the group
• clean/replace the coffee filter
• use a coarser grind
• calibrate the machine correctly on the basis of
the coffee/recipe
FAULT
CODE
ACTIONS POSSIBLE CAUSES DESCRIPTION
(x)52*
(x) 53*
058
059
060
062
063
064