technical manual Direct support and general support maintenance : fighting vehicle, infantry, M2 (2350-01-048-5920) and fighting vehicle, cavalry, M3 (2350-01-049-2695), hull technical manual Operator's Manual For Howitzer, Medium, Self-Propelled: 155-MM, M109 (2350-00-440-8811) ; 155-MM, M109A1 (2350-00-485-9662) ; 155-MM, M109A3 (2350-01-031-8851) Technical Manual Aviation Unit Maintenance (AVUM) : Anvis-Hud System RNLAF Cougar Mk II / [produced by Elbit Systems Technical Writing and Customer Training Department] Echo Boxes TS-270/UP, TS-270A/UP and TS-270B/UP. TM 11-1068. TO 16-35TS220-5
