Yaskawa Sigma II Series SGMVH - Manual (Page 302)

10.2 Inspection and Maintenance
10-21
10
Inspection, Maintenance, and
T
roubleshooting
10.2.3 SERVOPACK’s Parts Replacement Schedule
The following electric or electronic parts are subject to mechanical wear or deterioration over time. To avoid
failure, replace these parts at the frequency indicated.
Refer to the standard replacement period in the following table, contact your Yaskawa representative. After
an examination of the part in question, we will determine whether the parts should be replaced or not.
The parameters of any SERVOPACKs overhauled by Yaskawa are reset to the factory settings before ship-
ping. Be sure to confirm that the parameters are properly set before starting operation.
Table 10.10 Periodical Part Replacement
Part Standard
Replacement
Period
Operating Conditions
Cooling Fan 4 to 5 years • Surrounding Air Temperature:
Annual average of 30 °C
• Load Factor: 80% max.
• Operation Rate: 20 hours/day
max.
Smoothing Capacitor 7 to 8 years
Relays −
Fuses 10 years
Aluminum
Electrolytic
Capacitor on Circuit
Board 5 years