Replacing Components; Replacing The Fan - Siemens SINAMICS Series Operating Instructions Manual

Maintenance

11.2 Replacing components

Step 6: Load into the target system, RAM to ROM
Load the project into the drive (load into the target system) to upgrade the charts in the
drive to the new version and permanently save the parameter assignment (carry out RAM
to ROM).
11.2 Replacing components
Note
Only authorized Siemens personnel are permitted to repair the power unit.
Exception: Fuses may also be changed by the customer.
11.2.1

Replacing the fan

NOTICE
Device overheating in the case of incorrect phase sequence
An incorrect phase sequence (counter-clockwise phase sequence = fan rotates the wrong
way) may create a risk of the device overheating.
• Check the correct direction of rotation of the fan following fan replacement.
• If the fan rotor rotates in a counter-clockwise direction (to the left) when viewed from
The recommendation to replace the fan is displayed in the form of alarm A60165, refer to
Chapter "Operating hours counter, unit fan (Page 581)".
692
above, then the direction of rotation is correct.
SINAMICS DCM DC Converter
Operating Instructions, 12/2018, A5E34763375A