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Installation
12
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Loosen bolt
Figure 5: Loosen bolts
8. Remove single-point lift bracket.
9. Ground the air switch unit (and surge
arresters if required) using #2 or larger
copper wire. A grounding point (1/2-13
tapped hole) is provided in the side of
the mounting bracket (refer to
assembly drawing provided).
10. Mount pipe guides and lock segment
assemblies in position per user's
construction standard or assembly
drawing using one through bolt and
one lag bolt each. Tighten the through
and lag bolt.
Note: The pipe guides and lock segment
are adjustable. Loosen the bolts such that
the pipe guides and lock segment can slide
in the slots (refer to Figure 5: Loosen
bolts).
11. Install vertical operating shaft sections
and universal joint as shown on the
assembly drawing using pins, cotter
keys, coupling assemblies (if required)
and insulator assembly (if required).
Before placing bottom shaft section in
the lock segment, place the operating
handle assembly loosely in position.
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Note: Verify the piercing set screws are
backed out all the way before sliding the
handle assembly on the bottom shaft
section (refer to Figure 6: Before piercing).
Before piercing
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End of piercing set screws must
not extend beyond this surface.
Figure 6: Before piercing
12. Excess pipe should be removed if
required. Leave at lease 1' (.3 m) of
pipe extending below the lock
segment assembly.
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