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Subject to change without notice. 34
Alarm messages
The microprocessor controls the main functions of the machine as i.e. the water level
controls (water reservoir, service boiler and coffee water brewing boiler) and the
proper function of the temperatures probes inside the service and coffee water boiler.
Alarm messages can be read out on the display connecting the setting device to the
machine. If the device is not connected, please note that some alarm information is
given by flashing of the control light (Fig. A/13).
2 times flashing: There may be a problem with the service boiler temperature probe.
3 times flashing: There may be a problem with the coffee water boiler temperature
probe.
In both cases turn the machine off and then on again. If this doesn’t solve the
problem please contact the authorized Rocket Espresso Ltd. technical service.