TM5-1260-206-34
Table 2-9.
APPS System Coarse Alignment Procedures - Continued
STEP
ITEM
NO.
PROCEDURE
Check that Y-axis indication on Digital Display is 0.000 0.002.
1.
NOTE
System performance is acceptable when
the Y-axis indication is within 0.002
inches. If this indication is not
obtained, the data grid/base plate must
be aligned.
If Y-axis indication from step 1. is within tolerance, proceed
m.
to step 6.
Datagrid (1)
5
Align by doing the following:
Using Allen wrench loosen 12 screws (2) 1/4 turn.
a.
Adjust eight screws (3) as required to make alignment
b.
corrections.
NOTE
It is
necessary to loosen opposing screw
before tightening required screw to obtain
necessary motion.
c. Repeat steps 4 and 5 until alignment is within 0.002 inches.
Apply Locktight
Using a torque wrench, tighten 12 screws.
d.
to screws.
2-32
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