ABB IRC5 Product Manual page 171

3HAC021313-001 Revision: P
Action
4. Inspect the drive system fans and air
channels in the controller to make sure
they are clean.
5. After cleaning:
Temporarily turn the power supply to
the modules on.
Inspect all fans to make sure they
function correctly.
Turn the power supply back off.
3 Maintenance activities, controller IRC5
3.2.1. Inspection of the controller
Note/Illustration
xx0500002172
• A: drive system fans (4 pcs)
Replace any malfunctioning fans as detailed in
theReplacement of heat exchange unit and fan
on page 196orReplacement of drive system
fans on page 255.
Continued
169