Rockwell Automation 20D PowerFlex 700H/S Frame 9 Main Fan and Isolation Transformer Assembly Replacement - Manual (Page 2)

2 PowerFlex® 700H/S Frame 9 Main Fan and Isolation Transformer Assembly Replacement
Step 1: Opening the Drive 1. Remove power from the drive.
2. Check for zero volts between DC+ and DC-.
3. Remove the Connection cover.
Figure 1
Step 2: Disconnecting and
Removing the Main Fan
Assembly Important: Before removing connections and wires, mark the connections
and wires to avoid incorrect wiring during assembly.
1. Disconnect the input power cables (L1, L2 and L3).
2. Remove the screw that secures the fan power supply cover to the drive
and remove the cover from the drive.
Figure 2
(8 Screws)
L1 L2 L3 L1 L2 L3 U/T1 V/T2 W/T3 U/T1 V/T2 W/T3
1 2 3 4 ON
X6
X1 X4
X5
X7
S1
X2
X8