Gardner Denver L4-5C Original User Manual page 63

VFD Cooling Fan Removal and Replacement
1. Make sure that steps 1 and 2 of "Cooling System Inspection" have been completed.
2. Depress the right and left sides of the fan cover tabs and pull upward. Remove the fan
cover from the top of the drive per Figure 9.7, one (1) fan assembly shown, but the same
procedure applies to two (2) fan assembly.
3. Remove the cooling fan module. Disconnect the individual plug connector and remove
fan(s) per Figure 9.8.
4. Install the replacement fan(s), make sure to properly align individual plug prior to
connection, per Figure 9.9.
Figure 9-7 VFD Fan Removal
Figure 9-8 VFD Fan Disconnect
Figure 9-9 VFD Fan Reconnect
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