Cobra 4400 Betriebsanleitung PDF herunterladen (Seite 29)

The following table shows all the displayed alarm codes.

Display Alarm Type Valve on which the alarm is detected

O1A open circuit EV on/off 1A (CLOCKWISE ROTATION)

O1b open circuit EV on/off 1b (COUNTER-CLOCKWISE ROTATION)

O2A open circuit EV on/off 2A (BOOM UP)

O2b open circuit EV on/off 2b (BOOM DOWN)

O3A open circuit EV on/off 3A (TELESCOPIC BOOM OUT)

O3b open circuit EV on/off 3b (TELESCOPIC BOOM IN)

O4A open circuit EV on/off 4A (WINCH DOWN)

O4b open circuit EV on/off 4b (WINCH UP)

O_3 open circuit E3

O_4 open circuit E4

O_r open circuit VR (proportional valve)

The system, through simple operations, allows to enter other menus, which can be helpful for the operator

or a technician from the After-Sales Service.

These menus are:

- MICRO-SWITCHES AND PRESSURE SWITCH DISPLAY MENU

- CURRENT DISPLAY MENU (for proportional valve adjustment)

- REMOTE CONTROL KEYBOARD DISPLAY MENU

- WORK PRESSURE DISPLAY MENU

The following calibration and regulation menus need specific qualification and are exclusively

used by authorized workshops:

- RAMP AND CURRENT CALIBRATION MENU

- MOMENTUM LIMITER THRESHOLD VALUE SELF-LEARNING MENU

- SYSTEM TYPE SETTING MENU (SINGLE-FUNCTION – DUAL MODE)

- MOMENTUM LIMITER TYPE SETTING MENU

- RFID (Radio Frequency Identifier) CODE LEARNING MENU

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Cobra 4400 Betriebsanleitung Seite 29