Saeco TALEA GIRO Service Manual download pdf (Page 26)

Level M2

Gearmotor function is tested at this level. To move the gearmotor, the coffee grounds drawer and side door microswitches must

be excited. The status of the microswitches listed below is shown at the right of the top line on the display:

1 Brew group presence microswitch excited.

2 Brew group work position microswitch excited.

3 Brew group home position microswitch excited.

6 Side door closed microswitch excited.

7 Coffee grounds drawer presence microswitch excited.

Gearmotor status after the aroma key and capacitive keypad menu have been pressed is shown on the second line on the

display:

- Aroma key - the gearmotor brings the group to the home position.

- Menu key - the gearmotor brings the group to the work position.

Power absorbed (mA) by the gearmotor during movement is shown on the right of the second line on the display.

Level M3

Coffee grinder, pump, cup warmer (Ring Plus only) and solenoid valve function are tested at this level. The above are primed by

pressing the following keys:

- Steam key: coffee grinder.

- Water key: pump.

- Aroma key: varies grinding aroma.

- Menu key: solenoid valve.

- Coffee key: coffee grinder pulses.

COFFEE GRINDER TEST:

Coffee bean container sensor must be excited.

When the appropriate key is pressed, the following string appears on the second line of the display:

- Grinder ON 8 GG %%

Where:

- 8 indicates that the coffee bean container sensor has been excited.

- GG indicates the number of rations performed by the coffee grinder.

- %% indicates the ratio between coffee grinder revolutions at 100% and 50% supply.

To set medium aroma pulses, press the coffee key then use the touch-ring to choose aroma pulses. After this, press the coffee

key to save the number of impulses selected. Press the steam key to restore default settings.

By pressing the aroma key, you can vary grinding aroma. The value of the selected aroma is shown on the bottom left of the

display, classiﬁed as follows:

1 - mild aroma.

2 - medium aroma.

3 - strong aroma.

PUMP TEST:

By pressing the appropriate key, the following string appears on the display:

- Flowmeter (Imp/s) GG

Where:

- GG indicates the number of revolutions performed by the turbine.

SOLENOID VALVE TEST:

By pressing the menu key, the following string appears on the second line of the display:

- Ev Brew On

5/17

TALEA Section 05

REV00 - August 06

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Saeco TALEA GIRO Service Manual Page 26

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