Service Bulletin SB229
SB229 rev. A
9 of 16
Original Instructions
d) Pull the 3-phase wires and the ground wire through the hole on the right-
hand side of the wire shield.
6. Check the wire labels on all of the wires to make sure they are clearly visible. Use
a thin permanent marker to trace any faded letters on the wire labels.
Removing the Old VFD
1. Remove the four screws bolting the wire shield to the VFD. Remove the wire
shield. See Figure 11 for the location of the screws.
Removing the wire shield gives you easy access to the mounting screws.
Figure 11: Wire Shield Screw Locations
2. Loosen the two mounting screws on the bottom of the VFD. Do not remove these
screws yet. Remove the two mounting screws from the top of the VFD. See
Figure 12.
Figure 12: Mounting Screw Locations
3. Tilt the VFD slightly forward. Lift it up and remove it.
