DISCO DAD 2H/6T, Руководство по устранению неисправностей

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WHAT AND HOW TO CHECK REMEDIAL ACTION
8-1. (1) Check if power supply is connected to the inverter. 8-1. (1) After repairing the power supply line, the inverter
can operate.
(2) Check if external transformer breaker is open. (2) After replacing the spindle motor, the inverter can
operate.
(3) Check I/O board, operation panel and signal wire. (3) After checking the I/O interface, the inverter can
operate.
(4) Apply spindle air and check extent of drag. (4) After replacing the spindle motor, the inverter can
operate.
(5) Check if inverter fan rotates normally and if the
spindle ON signal comes on.
(5) If the control circuit power supply, main control
board or power stage driver are defective, replace the
inverter.
(6) Check all the above points for any abnormalities. (6) Replace fuses F1 and F2 on the P1 mother board.
8-2. (1) Check if power supply voltage exceeds 180V. 8-2. (1) After adjusting the power supply when the voltage is
below AC 180V, the inverter can operate.
(2) Check if alarm can be reset. (2) When the alarm can be reset, the inverter can
operate.
(3) Same as (1) and (2) above. (3) Replace the inverter.
8-3. (1) Check if power supply voltage is within 220V. 8-3. (1) After adjusting the power supply when the voltage is
above AC 220V, the inverter can operate.
(2) Same as (1). (2) Replace the inverter.
8-4. (1) Check if motor wire current exceeds 8A. 8-4. (1) After rectifying blade dressing, spindle air and
spindle defects, the inverter can operate.
(2) Check if inverter fan rotates normally when motor
wire current is less than 8A.
(2) Replace inverter.
(3) Check the above for abnormalities. (3) After replacing fuses F1 or F2 in the P1 mother
board, the inverter can operate.
8-5. (1) Check if alarm always lights up when spindle motor
is connected and spindle is turned on.
8-5. (1) After replacing the spindle motor, the inverter can
operate.
(2) Check if alarm lights up when spindle motor is
disconnected and spindle is turned on.
(2) Replace inverter.
(3) Check if inverter fan rotates normally. (3) After replacing fuses F1 or F2 in the P1 mother
board, the inverter can operate.
(4) Check if alarm can be reset. (4) If the alarm cannot be reset, replace the inverter.
(5) Check if inverter fan rotates normally and alarm can
be reset.
(5) After removing dust, etc., the inverter can operate.
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