CHAPTER 7 MAINTENANCE AND INSPECTION
Approximate Replacement Timing 7-19
7
7.6 Approximate Replacement Timing
The approximate replacement timings of parts for the following operating conditions are shown below.
However, note that the timing varies according to the operation method, environmental conditions and
so on. For the replacement method, contact us.
[Operating conditions]
Ambient temperature: Annual average 30°C
Load factor: Within 80%
Operation rate: Within 20 hours/day
Servomotor
Part name Standard service life Method
Bearing 20,000 to 30,000 hours
Oil seal 5,000 hours
Send the product back
to us for repair.
Servo amplifier
Part name Standard service life Method
Capacitors of main circuit 73,000 hours
Aluminum electrolytic capacitors
of printed circuit board
73,000 hours
Cooling fan 73,000 hours
Fuse 73,000 hours
Send the product back
to us for repair.
Battery for absolute system 35,000 hours *1 Replace with a new part.
*1 Cumulative operation hours without tuning the power on
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