Victoria Arduino BLACK EAGLE VA388 Service Manual page 5

INDEX
1. MACHINE DESCRIPTION . . . . . . . . . 1.1
1.1 DESCRIPTION. . . . . . . . . . . . . . . . . . . . . . . 1.2
1.2 KEYBOARD DESCRIPTION
(Standard configuration) . . . . . . . . . . . . . . 1.3
1.3 SAFETY REGULATIONS . . . . . . . . . . . . . . 1.4
1.4 MACHINE IDENTIFICATION . . . . . . . . . .1.7
1.5 TRANSPORT . . . . . . . . . . . . . . . . . . . . . . . . 1.8
1.5.1 HANDLING . . . . . . . . . . . . . . . . . . 1.8
2. FIRST INSTALLATION AND
PRELIMINARY OPERATIONS . . . . . . 2.1
2.1 FIRST INSTALLATION . . . . . . . . . . . . . . . . 2.2
2.1.1 WEIGHT AND DIMENSIONS. . . . 2.2
2.1.2 WATER SPECIFICATIONS . . . . . 2.3
2.1.3 ELECTRICAL SPECIFICATIONS. 2.3
2.1.4 CONNECTION TO
WATER SUPPLY . . . . . . . . . . . . . 2.5
2.1.5 PROCEDURE OF FIRST
INSTALLATION . . . . . . . . . . . . . . 2.6
2.1.6 PRESSURE ADJUSTMENT. . . . . 2.8
2.1.7 HOT WATER ECONOMISER
ADJUSTMENT . . . . . . . . . . . . . . . 2.8
2.2 CABLE STRIP COVERING (optional) . . . 2.9
2.2.1 PROGRAMMING BEFORE
INSTALLATION . . . . . . . . . . . . . . 2.9
2.2.2 SETTING OF LANGUAGE,
DATE AND TIME . . . . . . . . . . . . . 2.9
2.2.3 SETTING OF T3
TEMPERATURES. . . . . . . . . . . . 2.10
2.2.4 SETTING OF DOSES
(VOLUMETRIC VERSION) . . . . . 2.13
3. REMOVAL OF THE
EXTERNAL SURFACE . . . . . . . . . . . . 3.1
3.1 REMOVAL OF THE
CUP HOLDER SURFACE . . . . . . . . . . . . . 3.2
3.2 REMOVING OUTER PANELS . . . . . . . . . . 3.3
3.3 REMOVAL OF THE FRONT,
LOWER PANEL . . . . . . . . . . . . . . . . . . . . . . 3.4
3.4 REMOVING THE GROUP COVER . . . . . . 3.5
3.5 REMOVING THE TFT SCREEN . . . . . . . . 3.7
4. INFUSION UNIT. . . . . . . . . . . . . . . . . . 4.1
4.1 REMOVAL OF SHOWER
AND GASKET. . . . . . . . . . . . . . . . 4.4
4.2 REPLACING THE
GASKET IN THE. . . . . . . . . . . . . . 4.5
PRE-INFUSION CHAMBER. . . . . 4.5
4.3 REMOVAL OF THE
TEMPERATURE PROBE,
AND UNIT HEATING ELEMENTS
(T3 VERSION ONLY) . . . . . . . . . . 4.6
4.4 COFFEE VALVE . . . . . . . . . . . . . . 4.8
Edition 01 of 08/2017
SERVICE MANUAL
5. STEAM HEATER . . . . . . . . . . . . . . . . . 5.1
5.1
5.2
5.3
5.4
5.5
5.6
5.7
6. COFFEE BOILERS . . . . . . . . . . . . . . . 6.1
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
7. HYDRAULIC CIRCUIT . . . . . . . . . . . . 7.1
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
8. ELECTRIC COMPONENTS . . . . . . . . 8.1
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
8.10
EMPTYING THE HEATER . . . . . . . . . . . . . 5.2
ACCESS TO THE HEATER . . . . . . . . . . . . 5.4
HEATING ELEMENT AND
HEAT PROTECTION. . . . . . . . . . . . . . . . . . 5.5
REPLACEMENT OF THE
LEVEL GAUGE. . . . . . . . . . . . . . . . . . . . . . . 5.7
ANTI-SUCTION VALVE. . . . . . . . . . . . . . . . 5.8
SAFETY VALVE . . . . . . . . . . . . . . . . . . . . . . 5.9
HEAT EXCHANGERS
(T3 VERSION ONLY) . . . . . . . . . . . . . . . . . . 5.9
COFFEE BOILERS . . . . . . . . . . . . . . . . . . . 6.2
ACCESS TO COFFEE BOILERS . . . . . . . 6.2
6.2.1 ACCESS TO THE UPPER
PART OF THE HEATER. . . . . . . . 6.2
6.2.2 ACCESS TO THE BOTTOM
OF THE HEATER . . . . . . . . . . . . . 6.3
EMPTYING OF THE COFFEE BOILER . . 6.4
TEMPERATURE PROBE . . . . . . . . . . . . . . 6.6
REPLACEMENT OF THE
TEFLON INJECTOR . . . . . . . . . . . . . . . . . . 6.8
REMOVAL OF THE HEATER. . . . . . . . . . 6.11
THERMAL FUSE REPLACEMENT . . . . 6.12
PROCEDURE FOR AUTOMATICALLY
FILLING THE COFFEE BOILER . . . . . . . 6.13
DRAINING TUBS AND
SERVICE TAPS . . . . . . . . . . . . . . . . . . . . . . 7.2
THE PUMPING ELEMENT. . . . . . . . . . . 7.4
REMOVAL OF THE PUMP . . . . . . . . . . 7.5
REMOVAL OF THE CAPACITOR . . . . . . . 7.6
REMOVING AND
REPLACING THE MOTOR . . . . . . . . . . 7.6
REPLACING THE COFFEE VALVE . . . . . 7.8
FLOWMETER AND NON-RETURN
VALVE (ONLY VERSION V) . . . . . . . . . . . 7.10
HOT AND COLD WATER VALVE . . . . . . 7.16
STEAM NOZZLE . . . . . . . . . . . . . . . . . . . . 7.19
CONTROL UNIT . . . . . . . . . . . . . . . . . . . . . 8.2
THE CONTACTOR . . . . . . . . . . . . . . . . . . . 8.6
STATIC RELAYS . . . . . . . . . . . . . . . . . . . . . 8.7
ACCESS TO THE STATIC RELAYS
AND THE SENSOR CARD . . . . . . . . . . . 8.10
ACCESS AND REPLACEMENT OF
THE DIGITAL PRESSURE GAUGE . . . . 8.11
REPLACEMENT OF TFT SCREEN . . . . 8.12
UPDATING THE TFT SCREEN . . . . . . . . 8.14
REPLACEMENT OF GROUP PUSH
BUTTON PANELS AND SCREENS. . . . 8.16
MACHINE CONFIGURATION . . . . . . . . . 8.18
GRAVIMETRIC CONTROL UNIT . . . . . . 8.19
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