Troubleshooting　linear actuator

Power Cylinder Eco series CDS type

1 Pressing the start button does not work
2 The motor makes noise but does not move
3 Rated thrust is not generated
4 Motor overheating
5 Aircraft damage
6 Magnetic sensor does not output

Power Cylinder Eco series servo type

*If a servo amplifier alarm occurs, refer to Instruction Manuals for the servo motor/amplifier you are using and take appropriate action.

7 Pressing the start button does not work
8 The motor makes noise but does not move
9 run wild
10 Hunting
11 Rated thrust is not generated
12 Motor overheating
13 Aircraft damage
14 Magnetic sensor does not output
回答へ
1 Pressing the start button does not work
Cause 1 Wiring errors in the motor and control unit treatment Checking the wiring
Cause 2 Disconnection of motor stator windings and lead wires treatment Repairs and replacements
Cause 3 Electromagnetic switch or controller failure treatment repair
Cause 4 Large inertial load treatment Review of equipment design
Cause 5 Damage to the electronic components of the built-in controller treatment repair
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2 The motor makes noise but does not move
Cause 1 Single-phase operation treatment Checking the wiring
Cause 2 Power supply voltage drop treatment Increase power supply capacity and consider power supply size
Cause 3 Brake electromagnet stroke is too large treatment exchange
Cause 4 Brake lining seizure treatment exchange
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3 Rated thrust is not generated
Cause 1 Power supply voltage drop treatment Increase power supply capacity and consider power supply size
Cause 2 Connection failure of the other device treatment repair
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4 Motor overheating
Cause 1 Excessive load treatment Load reduction and capacity considerations
Cause 2 Excessive use treatment Capacity considerations
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5 Aircraft damage
Cause 1 Impact load action treatment repair
Cause 2 Lateral load action treatment repair
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6 Magnetic sensor does not output
Cause 1 Miswiring treatment Rewiring and sensor replacement
Cause 2 Overvoltage treatment Correct the power supply and replace the sensor
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7 Pressing the start button does not work
Cause 1 Servo motor and amplifier wiring errors treatment Wiring inspection *
Cause 2 Servo amplifier alarm occurs treatment Check the alarm details and take action *
Cause 3 Servo motor/servo amplifier failure treatment Repairs and replacements
Cause 4 Overload and large inertial load treatment Review of equipment design
Cause 5 By the input signal of the servo amplifier treatment Check the input signal *
Cause 6 By parameter setting treatment Check the parameter settings *

For details on the * marks, please refer to Instruction Manuals for the servo motor/amplifier you are using.

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8 The motor makes noise but does not move
Cause 1 Damage to the electromagnetic brake treatment exchange
Cause 2 Electromagnetic brake power supply failure treatment Check the brake power supply
Cause 3 Coupling slip treatment Check clamp bolt tightening
Cause 4 By the input signal of the servo amplifier treatment Check the input signal *
Cause 5 By parameter setting treatment Check the parameter settings *

For details on the * marks, please refer to Instruction Manuals for the servo motor/amplifier you are using.

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9 run wild
Cause 1 Servo motor and amplifier wiring errors treatment Wiring inspection *
Cause 2 Disconnection of the encoder cable or incorrect wiring treatment Wiring inspection *

For details on the * marks, please refer to Instruction Manuals for the servo motor/amplifier you are using.

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10 Hunting
Cause 1 Servo motor and amplifier wiring errors treatment Wiring inspection *
Cause 2 By setting parameter gain treatment Check the parameter settings *

For details on the * marks, please refer to Instruction Manuals for the servo motor/amplifier you are using.

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11 Rated thrust is not generated
Cause 1 Coupling slip treatment Tightening the clamp bolt
Cause 2 Connection failure of the other device treatment repair
Cause 3 Damage to the electromagnetic brake treatment exchange
Cause 4 Electromagnetic brake power supply failure treatment Check the brake power supply
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12 Motor overheating
Cause 1 Excessive load treatment Load reduction and capacity considerations
Cause 2 Excessive use treatment Capacity considerations
Cause 3 Damage to the electromagnetic brake treatment exchange
Cause 4 Electromagnetic brake power supply failure treatment Check the brake power supply
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13 Aircraft damage
Cause 1 Impact load action treatment repair
Cause 2 Lateral load action treatment repair
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14 Magnetic sensor does not output
Cause 1 Miswiring treatment Rewiring and sensor replacement
Cause 2 Overvoltage treatment Correct the power supply and replace the sensor
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