ARMY TM 9-1290-262-24&P
MARINE CORPS TM 00476C-24&P
AIR FORCE TO 49A7-3-72/74
4-4. TEST AND ADJUSTMENT PROCEDURES (cont).
INSTALLING AND LEVELING AIMING CIRCLE ON AZIMUTH TEST FIXTURE ADAPTER (cont)
7 Turn aiming circle to zero by fast travers-
ing with azimuth knob (7). Place machin-
ist's square on cover (8) and cross level by
adjusting knob assemblies (4).
8 Eliminate all error in circular vial by adjust-
ing two setscrews (9).
9 Rotate aiming circle to 3200 mils using
azimuth knob (7).
4-20
