Troubleshooting
7
7.1 Safety Precautions
SIEPYEUOQ2A01A AC Drive Q2A Technical Manual 249
WARNING
Sudden Movement Hazard
Do not do work on the drive without eye protection. Wear eye protection before you start work
on the drive.
Failure to obey could cause serious injury or death.
Crush Hazard
Use a lifting mechanism made to move large drives when necessary.
Failure to obey can cause death or serious injury from falling equipment.
NOTICE
Observe correct electrostatic discharge (ESD) procedures when touching the drive and circuit
boards.
Failure to obey can cause ESD damage to the drive circuitry.
Do not connect or disconnect the motor from the drive while the drive is supplying voltage.
Incorrect equipment sequencing can cause damage to the drive.
Do not use unshielded wire for control wiring. Use shielded, twisted-pair wires and ground the
shield to the ground terminal of the drive.
Failure to obey can cause electrical interference and unsatisfactory system performance.
Make sure that all connections are correct after you install the drive and connecting peripheral
devices.
Failure to obey can cause damage to the drive.
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