Parts Removal Replacement
3.5.2
PI Replacement
Precondition:
The PI has been removed.
Note
The test eye from the old PI must be
installed on the new PI.
Procedure:
1)
Remove the four screws (Torx 10).
2)
Gently separate the front cover from the old
PI. Begin at the top and work to the bottom.
3)
Unlock the flip compartment by pulling the
release lever to the left.
4)
Unclip the test eye (don’t remove the screws)
and gently push it to remove it, it will be
necessary to rotate the test eye to free it. Be
careful to not scratch/dirty the optics.
Reassembly:
1)
Reassemble in the reverse order, observing
the following:
2)
It is not necessary to remove the front over
from the new PI for test eye installation.
3)
After installation of the new PI the test eye
can be installed using Test case S705. Ensure
the WTW scale of the test eye is at the
bottom.
4)
Perform a system checkout in accordance
with instrument checklist.
Fig. 54 – screws holding the front cover
Fig. 55 - Unlock the flip compartment for test eye
Fig. 56 - test eye removal
Screws
Release lever
SM-30-4060
Confidential and Proprietary
Service Manual
Version 03, 2014-10-13
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