Slush fuel tank interior with methylene chloride or cleaning compound as specified in TB 750-1047 to remove residual
fuel, dirt, sediment, and foreign matter.
Drain and air dry. Reclean magnetic drain plug if necessary.
Inspection-Acceptance and Rejection Criteria
Inspect fuel tank for cleanliness. Repeat above cleaning procedures if necessary.
Inspect fuel tank for any obvious cracks or open seams. Inspect mounting brackets, mounts, and cushions for cracks or
breaks. Weld fuel tank and components as required (refer to TM 9-237).
Inspect fuel tank inlets and outlets for thread damage. Repair with a thread chaser as required.
Close all openings with temporary plugs or other closures and apply 34 psi (2128 kPa) internal air pressure.
Apply soapy water solution consisting of liquid detergent diluted with 2040% water to all exterior surfaces and inspect for
air bubble formation.
Mark location of any bubble formation, rinse and dry fuel tank, and weld the marked areas (refer to TM 9237).
Repeat steps 13.
Install three mounts (48), top mount brackets (39), screws (47), lockwashers (46), and nuts (45) to fuel tank (40).
There are three tank mount locations but only one has a ground strap (26) and two additional lockwashers
(43 and 27).
Install 3 tank floor mount cushions (44), lockwasher (43), connect ground strap (26), install 12 lockwashers (42), and
Attach sling to top mount brackets (39) of fuel tank (40). Move fuel tank rearward and away from vehicle wall, and keep
level while lifting straight up. Remove fuel tank from vehicle and sling and cable from top mount brackets.