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Guideline for Parts Replacement
Use the table below for a reference. Parts replacement cycle varies depending on the ac-
tual operating conditions. Defective parts should be replaced or repaired when any error
have occurred.
Prohibited
Disassembling for inspection and repair should be
carried out only by authorized dealers or service
company.
Product Component
Standard replacement
cycles (hour)
Note
Driver
Smoothing condenser Approx. 5 years
These hours or cycles are
reference.
When you experience any
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even before this standard
replacement cycle.
Cooling fan
2 to 3 years
(10,000 to 30,000 hours)
Aluminum electrolytic
capacitor (on PCB)
Approx. 5 years
Rush current
preventive relay
Approx. 100,000 times
(depending on working
condition)
Rush current
preventive resistor
Approx. 20,000 times
(depending on working
condition)
Motor
Bearing
3 to 5 years
(20,000 to 30,000 hours)
Oil seal 5000 hours
Encoder
3 to 5 years
(20,000 to 30,000 hours)
Battery
for absolute encoder
Life time varies depending
on working conditions.
Refer to the Operating
Instructions attached to the
battery for absolute
encoder.
Maintenance and Inspections