16 Maintenance
16.1 Overview
This chapter provides information on the meaning of, causes of, and corrections for
alarms and warnings.
16.2 Inspections and Part Replacement
16.2.1 Overview
This section describes inspections and part replacement for SERVOPACKs.
16.2.2 Inspections
Perform the inspections given in the following table at least once every year for the SER-
VOPACK. Daily inspections are not required.
Item Frequency Inspection Correction
Exterior At least once a year Check for dust, dirt,
and oil on the sur-
faces.
Clean with com-
pressed air or a
cloth.
Loose Screws Check for loose ter-
minal block and
connector screws
and for other loose
parts.
Tighten any loose
screws or other
loose parts.
16.2.3 Guidelines for Part Replacement
The following electric or electronic parts are subject to mechanical wear or deterioration
over time. Use one of the following methods to check the standard replacement period.
n Use the service life prediction function of the SERVOPACK.
Refer to the following section for information on service life predictions.
Ä
Chap. 10.5 ‘Monitoring Product Life’ page 448
n Use the following table.
Part Standard Replacement
Period
Remarks
Cooling Fan 4 to 5 years The standard replacement
periods given on the left are
for the following operating
conditions.
n Surrounding air temper-
ature: Annual average
of 30°C
n Load factor: 80% max.
n Operation rate: 20
hours/day max.
Electrolytic Capacitor 10 years
Sigma-7 Series SERVOPACKs
Maintenance
Inspections and Part Replacement > Guidelines for Part Replacement
| | PROFINET Communications - SIEP YEUOC7P 02A Revision 0 | en | 579
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