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To install the cable on the system ground bar, wipe a small amount of non
a.
oxidizing grease at the mounting hole.
Attach the lug with the 1/4-inch #20 copper-plated hardware provided. Torque
to 68 inch-pounds.
Secure the cable to cable rack horn using lacing cord.
b.
Label each cable TO ____ and FROM ______ for later use.
c.
Figure 5-24
Ground Bar and Logic Ground Installation
Cables must be labeled: 145P tags should have "TO" and "FROM" location
5.
information.
Example: TO system ground bar Control Frame, CF00FROMMGB (Main Ground
Bar),.
DONOT "double lug": The practice of using one bolt through a lug and the ground
6.
bar, and through another lug on the other side of the ground bar, held in place by
one nut.
A bolt through any nut must show at least two threads beyond the nut but no more
than four threads should be showing.
Figure 5-25
System Logic Ground Connection
Frame Ground and Logic Ground Cabling Procedures
Chapter 5
5-26
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