TM 9-2320-209-34-2-2 17-29. GRAVITY DELIVERY LINE GATE VALVE REMOVAL, REPAIR, AND REPLACEMENT. TOOLS: No special tools required SUPPLIES: PERSONNEL: Gravity delivery line gate valve gasket Manifold and gate valve gasket Gland Preformed packing (2) Solvent, dry cleaning, type II (SD-2), Fed. Spec P-D-680 One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Preliminary Procedure. Drain any liquid in tank. Refer to TM 9-2320-209-10. 17-327