Eaton QD5 Manual page 29

6. After the removal of the reversing logic switch
mounting screws, the switch will drop away from the
reversing movable switch tube. See Figure 60.
Reversing
Logic Movable
Contact Tube
Figure 60. Reversing movable contact switch.
7 . Using a 9/16" wrench, loosen and remove the nuts
and flat washers from both of the reversing neutral
stationary contacts on the back of the tap-changer
contact panel. See Figure 61.
Reversing Neutral
Stationary
Contact Hardware
Figure 61. Reversing neutral stationary contact hardware.
Logic Switch
QD5 QUIK-DRIVE TAP-CHANGER INSTALLATION AND MAINTENANCE INSTRUCTIONS MN225012EN March 2016
8. Pull the reversing movable contact assembly and the
reversing neutral stationary contact forward toward the
steel front panel as far as possible. See Figure 62.
Neutral
Reversing
Stationary
Contact
Figure 62. Removing movable contact assembly.
9. Rotate the reversing movable contact counter
clockwise until the movable contact assemble
disengages from the reversing neutral stationary
contact and remove it from the tap-changer. See Figure
63.
Neutral
Stationary
Contact
Reversing
Movable
Contact
Figure 63. Removing reversing movable contact.
10. Remove the reversing neutral stationary contact
assembly from the tap-changer contact panel.
Reversing
Movable
Contact
Removing
Reversing
Movable
Assembly
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