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R
eplacing fan section (external)
Some inverter parts may be subject to voltages
that could be hazardous for the operator. Before
performing any work on the inverter, refer to
"Inverter total de-energization and safe access"
chapter on this manual to know all the necessary
step to safely operate on the inverter.
When replacing the external fan sections it's strictly
recommended to clean the fins of internal heatsink
using compressed air.
Procedure for replacing the side fan sections:
1. Perform the "Inverter total de-energization and safe access"
procedure before operate on the inverter.
2. Remove the 2 screws (STEP A).
3. Tilt the fan section as shown in the picture (STEP B).
4. Pull out the fan section (STEP C).
5. Disconnect the 2 fan connectors (STEP D).
6. Take the new fan section and connect the 2 fan connectors.
During this phase pay attenction to connect the fan to the
correspondent cable; on each fan cable coming from the
power module and on each fan are applied labels that
indicates the fans number (from FAN1 to FAN5).
7. Place the new fan section in the reverse way of previous
steps.
8. Screw the 2 fastening screws.
A
B
C
D
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8 - Maintenance
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