Inspection Point; Inspection While The Controller Is Turned Off; Inspection While The Controller Is Turned On; Cleaning The Fan Filter - Epson RC520 Manual

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Maintenance 2. Regular Maintenance Inspection

2.2 Inspection Point

2.2.1 Inspection While the Controller is Turned OFF

Visually check for
external defects.
Clean up if necessary.
Cleaning of the fan filter
Battery Replacement on
the CPU Board

2.2.2 Inspection While the Controller is Turned ON

Check whether unusual
sound or vibration
occurs.
Make a backup of data.

2.3 Cleaning the Fan Filter

Check condition of the filter regularly and clean it as necessary. A dirty filter may result
NOTE
in the malfunction of the robot system as the temperature rises in the Control Unit or
Drive Unit.
Refer to the following sections for details on cleaning the fan filter.
Maintenance 4.6 Cleaning and Replacing the Fan Filter (Control Unit)
Maintenance 5.7.2 Inspecting the Fan Filter (Four-axis Drive Unit)
Maintenance 6.7.2 Inspecting the Fan Filter (Six-axis Drive Unit)

2.4 Replacing a Lithium Battery on the CPU Board

The button type lithium battery is mounted on the CPU board for backup of BIOS settings.
The battery life is five years. Replace the battery every five years.
■ Lithium batteries contain flammable materials such as lithium, organic
solvents, etc. If misused, batteries may generate heat, explode or catch fire.
Observe the following precautions for safe use of lithium batteries.
- Use the specified type of battery or equivalent. CR2032 (Panasonic)
- Connect the positive (+) and negative ( - ) electrodes correctly.
- Do not allow the positive (+) and negative ( - ) electrodes to short circuit at
maintenance.
CAUTION
- Do not throw batteries into fire or heat them to high temperature.
- Do not disassemble or alter batteries.
- When discarding batteries, insulate the terminals by wrapping them with
tape, etc.
122
Inspection Point
Inspection Place
External
appearance of
Control Unit and
Drive Unit
Fan filter on the
Control Unit and
Drive Unit
CPU Board
Inspection Point
Inspection Place
Whole of the
Controller
Project and
system data
Daily Monthly Quarterly Biannual Annual
Ever 5 years
Daily Monthly Quarterly Biannual Annual
Whenever data are changed.
RC520 Rev.7

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