Inspection Activities - ABB IRC5 Product Manual

3 Maintenance activities, controller IRC5
3.2.1. Inspection of the controller

3.2 Inspection activities

3.2.1. Inspection of the controller
Inspection
The procedure below details how to inspect the IRC5 controller.
WARNING!
Please observe the following before commencing any repair work on the IRC5 controller or
units connected to the controller.
WARNING!
Please observe the following before commencing any repair work on the IRC5 Panel
MountedController modules or units connected to the controller:
96
•
Switch off all electric power supplies with the power switches.
•
Before handling, make sure you are grounded through a special ESD wrist bracelet or
similar. Many components inside the controller modules are sensitive to ESD
(ElectroStaticDischarge) and can be destroyed if exposed to discharge. See the Safety
chapter, WARNING - The unit is sensitive to ESD! on page
• Switch off all electric power supplies with the power switch!
•
Before handling, make sure you are grounded through a special ESD wrist bracelet or
similar. Many components inside the module are sensitive to ESD (ElectroStatic
Discharge) and can be destroyed if exposed to discharge. See the Safety chapter,
WARNING - The unit is sensitive to ESD! on page 27
Action
1. Inspect all sealing joints and cable
glands to make sure they are airtight in
order to prevent dust and dirt from
penetrating into the cabinet andcontrol-
ler.
2. Inspect connectors and cabling to
make sure they are securely fastened
and cabling not damaged.
27.
Note/Illustration
Continues on next page
3HAC027707-001 Revision: D