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Push the new internal fan onto the plastic expanding rivet and expand the rivet with 
pins.
Reconnect the Molex plug (1)
Final Tasks Attach the power module cover 
Insert the device into the wall bracket and tighten screws
If applicable connect the data communication lines
Attach the DATCOM cover
Reconnect the AC power supply
Set the DC disconnector to ON
After commissioning the inverter, start a fan test via the display (see operating instruc-
tions)
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