TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download
Page 322 of 775
TM 9-2350-311-10 2-12 PREPARATION FOR FIRING — CONTINUED 2-12.7 Direct Fire Procedures — Continued b. Two Man/Two Sight System — Continued NOTE . Fire at will means to keep firing until target is destroyed or another command is given. . Chief of section will estimate range if no accurate range data is available. ● Use lead chart mounted in commander’s cupola (shown below) for initial lead. An additional lead chart is mounted on left wall of cab for gunner’s reference as required. . Assistant gunner will use DIRECT FIRE RANGE PLATE to determine elevation based on announced range, charge, and projectile. 2 Chief of section gives fire command in the following order: ELEMENT Target (identify and locate) Projectile, charge, and fuze Lead Range Method of fire EXAMPLE “Target, left front” “Shell HE, charge 7, fuze quick “Lead right (left) 10“ “Range 800” “Fire at will” 2-224