3145, 3150 & 3160 ELECTRIC SET ENGINES Caterpillar


Fuel Return Manifold

Usage:

Remove Fuel Return Manifold

1. Remove bolts (1), clamps (2), and fuel return manifold (3).


FUEL RETURN MANIFOLD
1. Bolts (four each side). 2. Clamps (four each side). 3. Fuel return manifold (one each side).

2. Remove boot (4) and bleedoff boots (5).


REMOVING BOOTS
4. Boot (one each side). 5. Bleedoff boots (four each side).

Install Fuel Return Manifold

1. Install new boots on the fuel return manifold.

2. Install fuel return manifold on engine and connect the boots to the top of the injection nozzles.

3. Connect boot to bleedoff line. Install clamps and clamp retaining bolts. Tighten bolts to 18 ± 5 lb. ft. (2.5 ± 0.7 mkg) and bend locks.

NOTE: If locks turn when bolts are tightened they can be held with a screwdriver.

4. Install valve cover. Install mounting bolts and tighten to 120 ± 24 lb. in. (138 ± 28 cm.kg).

Caterpillar Information System:

3145, 3150 & 3160 ELECTRIC SET ENGINES Fuel Injection Nozzles
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3145, 3150 & 3160 ELECTRIC SET ENGINES Fuel Filter Base
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3145, 3150 & 3160 ELECTRIC SET ENGINES General Instructions
3145, 3150 & 3160 ELECTRIC SET ENGINES Power Output Options
3145, 3150 & 3160 ELECTRIC SET ENGINES Component Testing Procedures
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3145, 3150 & 3160 ELECTRIC SET ENGINES Test Instruments
3145, 3150 & 3160 ELECTRIC SET ENGINES General
3145, 3150 & 3160 ELECTRIC SET ENGINES Testing And Adjusting
3145, 3150 & 3160 ELECTRIC SET ENGINES Systems Operation
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3145, 3150 & 3160 ELECTRIC SET ENGINES Exhaust Manifolds
3145, 3150 & 3160 ELECTRIC SET ENGINES Valve Covers
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3145, 3150 & 3160 ELECTRIC SET ENGINES Cylinder Heads
3145, 3150 & 3160 ELECTRIC SET ENGINES Pistons
3145, 3150 & 3160 ELECTRIC SET ENGINES Crankshaft Pulley
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