TM 9-2320-209-10-1 c. Suction Filling the Tank Sections and Transferring Water from One Location to Another. TOOLS: 1 1/2-inch spanner wrench FRAME 1 1. Start engine. (Refer to para 4-6b.) 2. Place truck near water source. 3. Place FRONT TRANSMISSION gearshift lever in position N. 4. Pull handbrake lever to on (up) position. 5. Open rear compartment doors (1). 6. Turn left and take gravity delivery line suction valve dust cover (2) and pump delivery line discharge valve dust cover (3) off. GO TO FRAME 2 4-161