ABB OmniCore V400XT, Product Manual

Page: 181 / 466

5 Repair
5.1 Introduction to repair
Structure of this chapter
This chapter describes all repair activities recommended for the OmniCore V400XT
and any external unit.
It is made up of separate procedures, each describing a specific repair activity.
Each procedure contains all the information required to perform the activity, for
example spare parts numbers, required special tools, and materials.
All procedures assume that the controller is easy to access from all sides and that
no additional covers or equipment are fitted.
WARNING
Repair activities not described in this chapter must only be carried out by ABB.
Otherwise damage to the mechanics and electronics may occur.
Required equipment
The details of the equipment required to perform a specific repair activity are listed
in the respective procedures.
Safety information
Read chapter Safety on page 13 before commencing any service work.
WARNING
Wait at least three minutes after powering off the controller before opening it and
at least fifteen minutes until all LED indicators are off before replacing modules.
Allow the surfaces to cool down before maintenance or repair.
CAUTION
During maintenance inside the controller, beware of sharp corners on the internal
fan located on the door.
Note
When replacing a part on the OmniCore V400XT, report to your local ABB the
serial number, the article number, and the revision of both the replaced unit and
the replacement unit.
This is particularly important for safety equipment to maintain the safety integrity
of the installation.
Product manual - OmniCore V400XT 181
3HAC081697-001 Revision: A
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5 Repair
5.1 Introduction to repair