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Chapter 4 • Installing a J-type radio assembly
1037312-0001 Revision A
33
Figure 24 illustrates the difference between the horizontal
shim and vertical shim. Note the positions of the alignment
pins.
4. Remove the horizontal shim and O-ring.
Figure 24: Horizontal shim and vertical shim for transmit polarization
TRIA
Horizontal shim in place
Vertical shim in place
(In this photograph, the TRIA
has not yet been rotated.)
Alignment
pins
O-ring
Horizontal shim
Vertical shim
Alignment
pins
X here identifies horizontal shim. This X
is visible when the parts are assembled.
“ – ” mark here identifies vertical shim. This
mark is visible when the parts are assembled.