TM 9-2320-209-20-3-3 18-46. GALLON INDICATING METER REMOVAL AND REPLACEMENT (TRUCK M49A1C). WARNING Smoking, sparks or open flame are not allowed within 50 feet of fuel truck during this task. Fuel may burn, causing explosion, injury to personnel, and damage to equipment. TOOLS: Pipe wrench Open end wrench set, pn GGG-W-636 Authorized fuel container Scraper SUPPLIES: Inlet gasket Outlet gasket Liquid gasket sealer, type II, MIL-S-45180 Cloth backed adhesive tape, MIL-T-43566A PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Preliminary Procedure. Open fuel truck rear compartment doors. b. Removal. FRAME 1 1. Open fuel container and put it under fuel drain line (1). Turn handle on globe valve (2) to the left. When fuel stops draining, close valve by turning to the right. 2. Take container away. 3. Using pipe wrench, unscrew pipe (3) from meter (4). GO TO FRAME 2 18-229