TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 54 of 1275
TM 9-2350-311 -20-1 2-8 PRE-OPERATIONAL PROCEDURES — CONTINUED 2-8.1 Installation of Batteries — Continued Install and service the batteries (TM 9-2350-311-10 and TM 9-61 40-200-14) as follows: a. Remove ground cables first when disconnecting batteries and install ground cables last when connecting batteries. When replacing batteries, connect them as shown in the battery hookup diagram. NOTE If batteries are new and empty, notify support maintenance to add electrolyte. Remove six filler caps (1) from each battery. Fill each battery with distilled water so that electrolyte level is above the top of battery plates. Replace filler caps. b. For M109A2/M109A3 Howitzers, install two battery cables (2). Install cable 81 on two positive terminals (3). Install two ground cables from terminals (4) to hull. c. For M109A4/M109A5 Howitzers, install two battery cables (2). Install cables 81, 2A, 2B,6, and 49 onto two positive terminals (3). Install cables 5 and 50 onto negative terminals (4). Install two ground cables from terminals (5) to hull. 2-6