TM 11-5840-281-12-1
4-19.
WAVEGUIDES INSTALLATION. (CONT)
305NE144
NOTE
There are two identical flexible waveguides PN 140787-1 supplied with the radar set.
Both are
interchangeable in steps 13,14, and 15.
13.
Locate two flexible waveguides PN 140787-1 (12), rigid waveguide PN 140768-1 (13), and rig id waveguide PN
140769-1 (14) on shipping pads.
14.
Insert preformed packings (15 and 16) into recesses In flanges of rigid waveguides
15.
Using four screws (17), lockwashers (18), and flat washers (19), connect one flexible waveguide (12) to rigid
waveguide (13).
16.
Using four screws (20), lockwashers (21), and flat washers (22), connect the other flexible waveguide (12) to rigid
waveguide (14).
4-39
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