Steamout - Saeco OTC SERIES Service Manual

INCANTO

5.2. SteamOut

Not mandatory, but if necessary, before executing the steam out procedure, descale the machine
taking care to remouve the Aquaclean filter from the appliance.
In case the filter on the machine is active (or it's in the machine) provide the consumer with a
new one.
This document describes the Steam-Out procedure; the application is used in order to empty the
heater.
To enter in SteamOut
The machine enters in Steam-Out mode by holding
pressed together:
the "ESPRESSO LUNGO" button and the MENU
button;
while switching on the machine by main switch
behind the machine.
ERROR: The number remains 0 or the grinder does not run, the display
backlight changes from white to red; check the Grinder and the wiring
from the Grinder to the CPU/POWER board (JP8)
Check the temperature
The number shows the heater temperature
ERROR: In the indication HEATER appears "SHORT", the NTC tempera-
ture-sensor is shorted, the display backlight changes from white to red;
check the wiring from the NTC temperature-sensor to the CPU/POWER
board (JP13).
ERROR: In the indication HEATER appears "OPEN", the NTC temper-
ature-sensor is detached or broken, the display backlight changes from
white to red; check the wiring from the NTC temperature-sensor to the
CPU/POWER board (JP13).
Press the Z1 button to switch on the Heater
The absorbed current ( Amperometer on the main supply) is OK, the indi-
cation HEATER changes from "OFF" to "ON" and the temperature starts
increasing.
If temperature is over 100°C, the backlight change from WHITE to
RED. This is a ALERT message to avoid heating the HEATER element over
dangerous temperature.
ERROR: the absorbed current is KO or the temperature does not
increase; check the wiring from the heater to the CPU/POWER
board (JP19) and the wiring of the NTC temperature-sensor (JP13).
05 SERVICE MODE
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