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Page Title:
Elevation Travel and Travel Deviation Inspection |
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 TM 9-1240-375-34&P
0073 00
TEST AND INSPECTION - Continued
Elevation Travel and Travel Deviation Inspection
1
4
3
2
1 fc 4 4 5
1.
Set fire control quadrant (1) to 1333 mils for elevation check, and place on inspection aid support
assembly (2). Turn elevation handwheel (3) clockwise until level bubble (4) in fire control quadrant
centers.
2.
Set fire control quadrant (1) to 270 mils for depression and place on inspection aid support assembly
(2). Turn elevation handwheel (3) counterclockwise until level bubble (4) in fire control quadrant
centers.
NOTE
If level bubble in fire control quadrant does not center in either step 1 or 2, the
M171/M171A1 mount does not have sufficient travel. Return to depot maintenance.
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4
3
2
1 fc 4 4 6
0073 00-18
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