Cooper QD3 - Page 54

QD3 Quik-Drive Voltage Regulator Tap-Changer Manual
54
QD3/T350 Tap-Changer Assembly
Separation
1. After removing the tapchanger from the regulator
assembly, use a Phillips one point screwdriver to loos-
en and remove the six screws mounting the Reversing
Lower, Raise and Neutral switch located in the upper left
corner of the tapchanger assembly. (See Figure 154.)
Figure 154.
Lower, raise and neutral logic switches.
Screws
Lower
Raise
Neutral
2. Use a Phillips head screwdriver to loosen and remove
the three mounting screws fastening the position indi-
cator micro switch hub to the front of the tapchanger
assembly. (See Figure 155.)
Figure 155.
Position indicator hub.
Position
Indicator
Screws
3. Remove the tapping indicator position lob pointer from
the tapchanger. The lob may have to be pried a little to
be removed. (See Figure 156.)
Figure 156.
Indicator position lob.
Indicator
Position
4. Disconnect and remove the blue and red strip leads
from the 40ohm resistor. These connections are push
on connection. (See Figure 157.)
Figure 157.
40 Ohm resistor connections.
Blue/Red Leads
40 Ohm
Resistor