APPENDIX
App. - 12
App. 4.6 Maintenance and service
To avoid an electric shock, only qualified personnel should attempt inspections.
For repair and parts replacement, contact your local sales office.
Do not perform insulation resistance test on the driver. Otherwise, it may cause a
malfunction.
Do not disassemble and/or repair the equipment on customer side.
App. 4.6.1 Inspection items
It is recommended that the following points periodically be checked.
(1) Check for loose terminal block screws. Retighten any loose screws.
LECSB2-T5 / LECSB2-T7 / LECSB2-T8 / LECSB2-T9
(2) Check servo motor bearings, lock section, etc. for unusual noise.
(3) Check the cables and the like for scratches or cracks. Perform periodic inspection according to
operating conditions.
(4) Check that the connectors are securely connected to the servo motor.
(5) Check that the wires are not coming out from the connector.
(6) Check for dust accumulation on the driver.
(7) Check for unusual noise generated from the driver.
(8) Check the servo motor shaft and coupling for connection.
(9) Make sure that the emergency stop circuit operates properly suchi that an operation can be
stopped immediately and a power is shut off by the emergency stop switch.
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