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TK 61753-2-MM-EN
3. Water bleed shaft 10. Hose (3/8 od x 35 ft lg) 17. Fuel Fitting (Quick Connect 1/4)
4. Fuel Filter/Water separator 11. Banjo Joint 18. Fuel Fitting (Quick Connect 3/8)
5. Hose Elbow (1/4) 12. Hose (3/8 od x 35 ft lg) 19. Banjo Joint
6. Hose Elbow (3/8) 13. Fuel Injection Pump 20. Banjo Joint
7. Hose (Fuel Out) 14. Fuel Pump
Fuel Return Line Replacement
Use the following procedure to replace the fuel return lines and end cap.
1. Remove the clamps, the end cap, the short fuel return lines between the injection nozzles, and the long fuel return
line from the injection nozzle to the banjo fitting on the injection pump.
Figure 14. Fuel Return Line Replacement
1. End Cap 4. Short Fuel Return Lines
2. Larger Clamp 5. Long Fuel Return Lines
3. Smaller Clamps
2. Discard the old clamps, end cap, and fuel return lines.
3. Install the end cap and clamp. Note that the end cap has a larger OD than the other hoses and requires the larger
clamp.
4. Install the fuel return lines and clamps. It may be necessary to adjust the banjo fitting slightly to obtain the
straightest routing for the long return line.
5. Be sure all the fittings are tight and check for leaks.
6. Write the date and engine hours on the decal.
Bleeding the Fuel System
If the engine runs out of fuel, repairs are made to the fuel system, or if air gets into the system for any other reason, the
air must be bled out of the fuel system.
NNoottee:: Make sure the fuel tank vent is kept open. If the vent becomes clogged, a partial vacuum develops in the tank, and
this increases the tendency for air to enter the system.
To bleed air from the fuel system:
EEnnggiinnee MMaaiinntteennaannccee
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