FUEL TANK SUPPLY AND RETURN HOSES AND PIPES REPLACEMENT (ALL
This task covers:
General Safety Instructions
Both battery negative cables disconnected.
DO NOT perform this procedure near
(See paragraph 4-38)
fire, flames, or sparks.
Always wear goggles when working on
underside of truck.
Diesel fuel is flammable. Do NOT perform this procedure near fire,
flames, or sparks. A fire extinguisher must be on hand in work area.
Failure to follow this warning may result in serious injury or death.
Always wear goggles when working on underside of truck. Fuel spillage
can occur when disconnecting fuel lines. Failure to follow this warning
may result in serious eye injury.
Fuel tank must be removed to perform steps 1-7. (See paragraph 3-11)
Tag all hoses and pipes for installation.
If removing feed pipe (12), perform steps 8 and 10 through 12.
If removing front feed pipe (5), perform steps 14-17.
If removing front feed hose (4), perform step 15.
If removing return pipe (38), perform steps 9, 18, and 19.
If removing front return hose (40), perform step 18.
Remove 3 clamps (21) and remove 3 sending unit hoses (22) from drain pipe (17), feed pipe
(23), and return pipe (20).
Loosen clamp (32) and remove cap (24).
Remove bolt (30), nut (35), washer (34), and clip (33).
Remove screw (18), clip (19), and drain pipe (17).
Remove nut (26), bolt (29), and washer (28). Remove 2 screws (27) and remove shield (25).
Loosen clamp (13) and disconnect feed hose (14) from feed pipe (23). Remove feed pipe.