Maintenance And Hardware Diagnostics; What This Chapter Contains; Maintenance Intervals - ABB ACS355 User Manual

Maintenance and hardware
diagnostics

What this chapter contains

The chapter contains preventive maintenance instructions and LED indicator
descriptions.

Maintenance intervals

If installed in an appropriate environment, the drive requires very little maintenance.
The table lists the routine maintenance intervals recommended by ABB.
Maintenance
Reforming of capacitors
Check of dustiness, corrosion
and temperature
Replacement of the cooling fan
(frame sizes R1...R4)
Check and tightening of the
power terminals
Replacement of the battery in
the assistant control panel
Testing of Safe torque off (STO)
operation and reaction
Consult your local ABB Service representative for more details on the maintenance.
On the Internet, go to
Maintenance and Field Services.

Maintenance and hardware diagnostics 353

Interval
Every year when
stored
Every year
Every three years
Every six years
Every ten years
Every year
http://www.abb.com/drives
Instruction
See Capacitors on page 355.
See Cooling fan on page 354.
See Power connections
See Changing the battery in the
assistant control panel
See Appendix: Safe torque off (STO)
on page 399.
and select Drive Services –
on page 355.
on page 356.