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3.4
Control Unit installation
After opening the left-hand housing flap, the Control Unit is plugged onto the Power Module.
To remove the Control Unit, press the blue release knob at the top of the Control Unit.
Figure 3-7
Note
Failure of the Control Unit as a result of overheating when the housing flap is open.
Adequate cooling of the Control Unit is not guaranteed when the housing flap is open. As a
consequence, when the converter is operational, the Control Unit can overheat and thus fail.
• Close the housing flap when the converter is operational.
Note
Failure of the Control Unit as a result of overheating due to the fact that the cooling openings
are covered over.
Adequate cooling of the Control Unit is not guaranteed when the cooling openings on the
right-hand side of the Control Unit are covered over. As a consequence, when the converter
is operational, the Control Unit can overheat and thus fail.
• Do not cover over the cooling openings on the right-hand side of the Control Unit.
Power Module PM330
Hardware Installation Manual, 12/2018, A5E32844552B AF
Mounting and removing the Control Unit
Installing/Mounting
3.4 Control Unit installation
29
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