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7.INSPECTION
WARNING
NOTICE
(1) Inspection
It is recommended to make the following checks periodically:
1) Check for loose terminal block screws. Retighten any loose screws.
2) Check the servo motor bearings, brake section, etc. for unusual noise.
3) Check the cables and the like for scratches and cracks. Perform periodic inspection according
to operating conditions.
4) Check the servo motor shaft and coupling for misalignment.
(2) Life
The following parts must be changed periodically as listed below. If any part is found faulty, it
must be changed immediately even when it has not yet reached the end of its life, which depends
on the operating method and environmental conditions.
When using the servo motor in an atmosphere where there is much oil mist or dust, clean and
inspect the motor every three months.
For parts replacement, please contact your sales representative.
Part Name
Smoothing capacitor
Relay
Servo amplifier
Cooling fan
Absolute position battery
Bearings
Servo motor
Encoder
Oil seal, V ring
1. Before starting maintenance and/or inspection, make sure that the
charge lamp is off more than 10 minutes after power-off. Then, confirm
that the voltage is safe in the tester or the like. Otherwise, you may get
an electric shock.
2. Any person who is involved in inspection should be fully competent to
do the work. Otherwise, you may get an electric shock. For repair and
parts replacement, contact your safes representative.
1. Do not test the servo amplifier with a megger (measure insulation
resistance), or it may become faulty.
2. Do not disassemble and/or repair the equipment on customer side.
The number of power inputs reaches 100,000 times.
10,000 to 30,000 hours (2 to 3 years)
Standard Life
10 years
Refer to Chapter 5 (2).
20,000 to 30,000 hours
20,000 to 30,000 hours
5,000 hours
7– 2
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