TM-9-2350-274-BD M109 Battlefield Damage Assessment and Repair Download
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TM 9-2350-274-BD CHAPTER 10 ARMAMENT AND FIRE CONTROL SYSTEM BDAR FIXES SHALL BE USED ONLY IN COMBAT AT THE DISCRETION OF THE COMMANDER AND SHALL BE REPAIRED BY STANDARD MAINTENANCE PROCEDURES AS SOON AS PRACTICABLE AFTER THE MISSION IS COMPLETED. SECTION I. General 10-1. General. Armament and fire control systems are two classes of equipment. Fire control. systems are essentially aids to improve the accuracy and speed of armament firing operations. All armament systems provide manual back up devices should the power controlled systems fail. This chapter provides information primarily intended to overcome armament system failures, Fire control systems, because of their complexity, do not lend themselves to BDAR procedures. Refer to the standard TMs for fire control repairs. 7-2. Assessment Procedure. -cannon assembly, . . . . . . . . . . . . go to para 10.4 and 10-5 -sighting system, . . . . . . . . . . . . . go to standard maintenance TMs -hull turret race . . . . . . . . . . . . . . go to standard maintenance TMs -breech assembly, . . . . . . . . . . . . . go to para 10-5,10-5.1 -traversing gear box, . . . . . . . . . . . go to standard maintenance TMs -elevation cylinder, . . . . . . . . . . . . go to standard maintenance TMs -hydraulic system, . . . . . . . . . . . . go to TM 9-2350-276-BD Change 1 10-1