4 Maintaining/Troubleshooting
In this chapter
This chapter covers maintenance and troubleshooting of the
6430 unit.
4.1 Maintaining the 6430 Drive
Introduction
The 6430 drives are designed for minimum maintenance. The
following cleaning procedure, performed as needed, will
minimize problems due to dust and dirt build-up.
Procedure
Remove superficial dust and dirt from the unit using clean,
dry, low-pressure air.
4.2 Troubleshooting the 6430 Drive
Introduction
The 6430 has an “enabled” output which is on when the drive
is enabled and off when the drive is disabled or faulted due to
any of the following:
•
Output overcurrent (line-to-line or line-to-neutral short)
•
Bus overvoltage
•
Low voltage supply out of tolerance.
Procedure
Use the troubleshooting tables and the simple circuit shown on
the following pages to diagnose and correct most problems. If
you are unable to achieve satisfactory operation, contact your
local Pacific Scientific Distributor or the Applications
Engineering Department.
6430 Installation and Hardware Reference Manual - Rev 1
4 - 1
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