cat c15 dissasembly and assembly

Disassembly and Assembly C15 On-highway Engines

Fuel Priming Pump - Remove and Install SMCS - 1258-010

Removal Procedure

1. Turn the fuel supply to the "OFF" position.

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Product: TRUCK ENGINE

Model: C15 TRUCK ENGINE MXS

Configuration: C15 On-highway Truck MXS00001-UP

Media Number -RENR9403-09 Publication Date -01/02/2008 Date Updated -20/02/2008

i02112573

NOTICECare must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulations and mandates.

NOTICEKeep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

Page 1 of 3C15 On-highway Truck MXS00001-UP(SEBP4186 - 31) - Document Structure

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2. Remove bolts (1). Remove fuel priming pump assembly (2) from fuel filter base (4) .

3. Remove gasket (3) from the fuel priming pump assembly and the fuel filter base.

Installation Procedure

Illustration 1 g01075873





1. Position gasket (3) on fuel filter base (4) .

2. Position fuel priming pump assembly (2) on the fuel filter base and install bolts (1). Tighten the bolts to a torque of 15 3 Nm (11 2 lb ft).

3. Turn the fuel supply to the "ON" position.

4. Remove the air from the system. Refer to Testing and Adjusting, "Fuel System - Prime".


Copyright 1993 - 2012 Caterpillar Inc.

All Rights Reserved.

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Wed Jan 18 07:38:37 UTC-0400 2012




Fuel Filter Base - Remove SMCS - 1262-011

Removal Procedure

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i02121646

Table 1

Required Tools

Tool Part Number Part Description Qty A 185-3630 Strap Wrench 1








1. Turn the fuel supply to the "OFF" position.

2. Disconnect hose assembly (3) from fuel filter base (4) .

3. Disconnect hose assembly (5) .

4. Disconnect tube assembly (6) .

5. Disconnect the harness assembly from fuel pressure sensor (3). Remove the fuel pressure sensor from the fuel filter base.

6. Use Tooling (A) to remove fuel filter (7) from fuel filter base (4) .

7. Remove bolts (1) and remove the fuel filter base.





Wed Jan 18 07:39:32 UTC-0400 2012




Fuel Filter Base - Disassemble SMCS - 1262-015

Disassembly Procedure Start By:

A. Remove the fuel filter base. Refer to Disassembly and Assembly, "Fuel Filter Base - Remove".

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1. Remove fuel bypass valve (2) from fuel filter base assembly (1). Remove the O-ring seals from the fuel bypass valve.

2. Remove fuel check valve (5) from fuel filter base assembly (1). Remove the O-ring seals from the fuel check valve.

3. Remove fitting (3) from fuel filter base assembly (1). Remove the O-ring seals from the fitting.

4. If necessary, remove hollow stud (4) from fuel filter base assembly (1) .





Wed Jan 18 07:40:07 UTC-0400 2012




Fuel Filter Base - Assemble SMCS - 1262-016

Assembly Procedure

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Table 1

Required Tools

Tool Part Number Part Description Qty A 155-0695 Thread Lock Compound -





1. Install the O-ring seals on fuel bypass valve (2). Install the fuel bypass valve in fuel filter base assembly (1) .

2. Install the O-ring seals on fuel check valve (5). Install the fuel check valve in fuel filter base assembly (1). Tighten the fuel check valve to a torque of 35 3 Nm (26 2 lb ft).

3. Install the O-ring seals on fitting (3). Install the fitting in fuel filter base assembly (1) .

4. If necessary, install hollow stud (4) to fuel filter base assembly (1). Tighten the hollow stud to a torque of 70 15 Nm (52 11 lb ft).

Note: Apply Tooling (A) to the first 7.6 0.8 mm (0.30 0.03 inch) of threads at the base end of the taperlock stud.

End By: Install the fuel filter base. Refer to Disassembly and Assembly, "Fuel Filter Base - Install".





Wed Jan 18 07:40:33 UTC-0400 2012




Fuel Filter Base - Install SMCS - 1262-012


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1. Position fuel filter base (4) on the cylinder block. Install bolts (1) .

2. Install fuel filter (7) on the fuel filter base. Follow the directions on the fuel filter for the correct installation procedure. Do not overtighten the fuel filter.

3. Connect hose assembly (3) to the fuel filter base.

4. Connect hose assembly (5) to the fuel filter base.

5. Connect tube assembly (6) to the fuel filter base.

6. Install fuel pressure sensor (3). Connect the harness assembly to the fuel pressure sensor.

7. Turn the fuel supply to the "ON" position.

8. Remove the air from the system. Refer to Testing and Adjusting, "Fuel System - Prime".




Wed Jan 18 07:41:03 UTC-0400 2012




Fuel Transfer Pump - Remove SMCS - 1256-011

Removal Procedure

1. Turn the fuel shutoff valve to the "OFF" position.

2. Disconnect the fuel supply line at the fuel transfer pump.

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3. Disconnect tube assembly (4) .

4. Remove bolts (3) .

5. Remove fuel transfer pump (1) from front housing (5) .

6. Remove O-ring seal (2) from the fuel transfer pump.





Wed Jan 18 07:41:30 UTC-0400 2012




Fuel Transfer Pump - Install SMCS - 1256-012


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1. Install O-ring seal (2) on fuel transfer pump (1). Lubricate the O-ring seal with clean engine oil.

2. Position the fuel transfer pump on front housing (5). Install bolts (3) .

3. Connect tube assembly (4) .

4. Connect the fuel supply line to the fuel transfer pump.

5. Turn the fuel supply valve to the "ON" position.

6. Remove the air from the fuel system. Refer to Testing and Adjusting, "Fuel System - Prime".




Wed Jan 18 07:41:56 UTC-0400 2012




Electronic Unit Injector - Remove SMCS - 1290-011

Removal Procedure

Start By:

A. Remove the variable valve actuator. Refer to Disassembly and Assembly, "Valve Actuator (Variable) - Remove".

B. Remove the rocker arms and the rocker arm shaft. Refer to Disassembly and Assembly, "Rocker Arm and Shaft - Remove".

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i02112720

Table 1

Required Tools

Tool Part Number Part Description Qty A 5F-4764 Pry Bar 1






1. Disconnect harness assembly (1) .

2. Remove bridge assemblies (3) .

3. Remove bolt (4), spacer (5), and clamp (6) .

4. Place an identification mark on electronic unit injector (2) for installation purposes. Each electronic unit injector must be reinstalled in the original location in the cylinder head.




NOTICEIf the injector hold down bolt is loose during the removal procedure, inspect the injector bore for wear and debris. Replace the clamp and spacer.



5. Use Tooling (A) to pry beneath the base and free electronic unit injector (2) .

6. Remove the electronic unit injector from the cylinder head.





Wed Jan 18 07:42:24 UTC-0400 2012




Electronic Unit Injector - Install SMCS - 1290-012


1. Use Tooling (C) to remove the fuel and oil from the cylinder. Evacuate as much fuel and oil as possible from the cylinder before installing the electronic unit injector. Several evacuations may be necessary.

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i02877472

Table 1

Required Tools

Tool Part Number Part Description Qty B 8T-2998 Lubricant -

C

1U-5718 Vacuum Pump 1

169-7372 Fluid Sampling Bottle -

4C-4057 Tube 7.9 mm (0.31 inch) OD -

D 4C-5552 Large Bore Brush 1

E 4C-6774 Vacuum Gun Kit 1

F 8T-7765 Surface Reconditioning Pad -





2. Use Tooling (D) to clean the carbon deposit from the inside of the electronic unit injector sleeve. Tooling (E) is available to clean loose material from the bore of the electronic unit injector sleeve and the cylinder.

3. Use Tooling (F) to clean the carbon from the seat area that is inside of the electronic unit injector sleeve.

4. Install the O-ring seals on the electronic unit injector. Lubricate the top two O-ring seals with a 50/50 mixture of clean engine oil and Tooling (B) .

5. Install electronic unit injector (2) into the original location in the cylinder head.

6. Install spacer (5) , clamp (6) , and bolt (4) . Tighten the bolt to a torque of 55 10 Nm (41 7 lb ft).


NOTICEWhen an electronic unit injector is replaced, the new electronic injector code must be programmed into the engine's personality module software by using the calibration menu on the Electronic Service Tool. If the new electronic injector code is not entered, the characteristics of the previous electronic unit injector is assumed.

If it is not possible to immediately reprogram the electronic injector code into the personality module software, the engine will not be severely harmed. The new electronic injector code should be reprogrammed as quickly as possible in order to optimize engine performance.



7. Install bridge assemblies (3) .

Note: Make sure that the slotted end of the bridge assemblies are positioned toward the rocker arm shaft.

8. Connect harness assembly (1) . Tighten the nuts to a torque of 2.5 0.25 Nm (22 2 lb in).

9. Remove the air from the fuel system. Refer to Testing and Adjusting, "Fuel System - Prime".

End By:

a. Install the rocker arms and the rocker arm shaft. Refer to Disassembly and Assembly, "Rocker Arm and Shaft - Install".

b. Install the variable valve actuator. Refer to Disassembly and Assembly, "Valve Actuator (Variable) - Install".




Wed Jan 18 07:42:57 UTC-0400 2012




Electronic Unit Injector Sleeve - Remove SMCS - 1713-011

Removal Procedure

Start By:

A. Remove the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector - Remove".

1. Drain the coolant from the engine. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".

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Table 1

Required Tools

Tool Part Number Part Description Qty A 9U-6891 Injector Tool Group 1





2. Install Tooling (A) in electronic unit injector sleeve (1) .

3. Tighten the nut on Tooling (A) until the electronic unit injector sleeve is pulled free of the cylinder head.

4. Remove O-ring seals (2) and O-ring seal (3) from electronic unit injector sleeve (1) .





Wed Jan 18 07:43:31 UTC-0400 2012




Electronic Unit Injector Sleeve - Install SMCS - 1713-012


1. Use Tooling (B) to clean the bore in the cylinder head for the electronic unit injector sleeve.

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Table 1

Required Tools

Tool Part Number Part Description Qty

B

9U-6862 Tapered Brush 1

9U-6863 Small Bore Brush 1

9U-7244 End Brush 1

9U-7237 Brush Extension 1

4C-5552 Large Bore Brush 1

C (1) 221-9778 Puller Stud 1

D (1) 9U-7258 Driver Cap 1

E 4C-9507 Retaining Compound - ( 1 ) Part of the 9U-6891 Injector Tool Group





2. Install new O-ring seals (2) and O-ring seal (3) on electronic unit injector sleeve (1) .

Note: Do not apply Tooling (E) to the cylinder head surfaces. Apply Tooling (E) on the electronic unit injector sleeve only.

3. Apply Tooling (E) to the contact surface of electronic unit injector sleeve (1) on the surface that is Marked "X".

4. Lubricate O-ring seals (2) with clean engine oil.

NOTICEEnsure that the electronic unit injector sleeve and the cylinder head bore are completely free of oil, dirt, and sealant debris.




5. Install Tooling (C) into the threads of electronic unit injector sleeve (1) .

6. Position Tooling (C) and the electronic unit injector sleeve in the cylinder head. Use care not to damage the O-ring seals on the electronic unit injector sleeve.

7. Use Tooling (D) and a hammer to install electronic unit injector sleeve (1) in the cylinder head.

8. Remove Tooling (D) and Tooling (C) . Use a clean towel and remove excess Tooling (E) .

9. Fill the cooling system with coolant. Refer to Operation and Maintenance, "Refill Capacities" for the cooling system capacity.

End By: Install the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector - Install".


NOTICEEnsure that the electronic unit injector sleeve is properly seated in the cylinder head. The Tooling will "RING" when the electronic unit injector sleeve is fully seated in the bore of the cylinder head.




Wed Jan 18 07:43:57 UTC-0400 2012




Turbocharger - Remove - High Pressure SMCS - 1052-011

Removal Procedure

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NOTICEFailure to follow established procedures can lead to damage of the parts.

To avoid damage to the parts, always identify and mark the parts so that the parts can be installed in the same location.



1. Put identification marks on the bellows for alignment and orientation during installation of the bellows.

2. Loosen clamp assembly (7). Loosen clamp assembly (2) .

Note: Refer to Special Instruction, REHS1728, "Application Guideline for the Bellows" for additional information on handling the bellows.

3. Remove duct (1) and bellows (6) from the turbochargers.

4. Loosen clamp assembly (4). Loosen clamp assembly (9).


The ends of the bellows are very sharp. Injury could occur if the bellows are not handled properly. Handle the bellows by the convolutions.





6. Disconnect hose (8) .


8. Disconnect hose assembly (11) (not shown).

9. Loosen clamp assembly (15) .





Note: Do not remove bellows (18) from the precooler.

10. Loosen clamp assembly (13) .

Note: It may be necessary to rotate the turbocharger housing in order to remove the turbocharger from the studs on the exhaust manifold.

11. Remove locknuts (12) .

12. Use a suitable lifting device in order to remove turbocharger (14). The weight of the turbocharger is approximately 25 kg (55 lb).

Note: It may be necessary to rotate the turbocharger housing in order to remove the turbocharger from the studs on the exhaust manifold.

13. Do not remove bellows (18) from the precooler. Remove backup ring (16) and seal (17) from bellows (18) .

Note: Do not reuse seal (17) .

14. Remove turbocharger gasket (19) from the exhaust manifold.




Wed Jan 18 07:44:27 UTC-0400 2012




Turbocharger - Remove - Low Pressure SMCS - 1052-011

Removal Procedure

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i02113328






NOTICEFailure to follow established procedures can lead to damage of the parts.

To avoid damage to the parts, always identify and mark the parts so that the parts can be installed in the same location.



1. Put identification marks on the bellows for alignment and orientation during installation of the bellows.



3. Remove air inlet elbow (9) and bellows (10) from the turbochargers.








6. Disconnect hose (7) .



9. Loosen clamp assembly (17). Remove inlet elbow (13) and the O-ring seal from the turbocharger.

10. Remove locknuts (14). Remove exhaust elbow (12) and the gasket from the turbocharger.

11. Remove locknuts (1) .

12. Use a suitable lifting device in order to remove turbocharger (16). The weight of the turbocharger is approximately 29 kg (65 lb).





Wed Jan 18 07:44:55 UTC-0400 2012




Turbocharger - Install - High Pressure SMCS - 1052-012


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i02113344

Table 1

Required Tools

Tool Part Number Part Description Qty A 5P-3931 Anti-Seize Compound -



NOTICEThe alignment of the bellows is important. Improper alignment may lead to premature failure of the bellows. Misalignment can be identified by visually inspecting the convolutions for uniformity of compression.

Inspect the bellows for damage prior to installation. If there is any damage to the convolutions, discard the bellows. Minor damage to the ends of the bellows may be repaired. However, if there is any difficulty in installation after the repair, discard the bellows.




1. Install a new seal (17) and backup ring (16) in bellows (18) .

2. Install turbocharger gasket (19) on the exhaust manifold.

3. Use a suitable lifting device in order to install turbocharger (14) on the exhaust manifold and in the bellows on the precooler. The weight of the turbocharger is approximately 25 kg (55 lb).

Note: If necessary, loosen clamp (13) and rotate the turbocharger housing in order to align the bellows for assembly.

4. Apply Tooling (A) to the threads of the studs. Install locknuts (12). Tighten the locknuts to a torque of





55 5 Nm (41 4 lb ft).

5. Install clamp assembly (15). Apply Tooling (A) to the threads of the clamp assembly and tighten to a torque of 9 2 Nm (80 18 lb in).

6. If clamp assembly (13) was loosened, apply Tooling (A) to the threads of the clamp assembly and tighten to torque of 16 1 Nm (142 9 lb in).

7. Connect hose assembly (11) (not shown).

8. Connect hose assembly (3) .

9. Connect hose (8) .






10. Install bellows (6) and duct (1) to the turbochargers.




13. Install bellows (10) and duct (5) on the turbochargers.







Wed Jan 18 07:45:21 UTC-0400 2012




Turbocharger - Install - Low Pressure SMCS - 1052-012


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i02113338

Table 1

Required Tools




NOTICEThe alignment of the bellows is important. Improper alignment may lead to premature failure of the bellows. Misalignment can be identified by visually inspecting the convolutions for uniformity of compression.

Inspect the bellows for damage prior to installation. If there is any damage to the convolutions, discard the bellows. Minor damage to the ends of the bellows may be repaired. However, if there is any difficulty in installation after the repair, discard the bellows.



1. Use a suitable lifting device in order to install turbocharger (16) on the exhaust manifold. The weight of the turbocharger is approximately 29 kg (65 lb).

2. Apply Tooling (A) to the threads of the studs. Install locknuts (1). Tighten the nuts to a torque of 55 5 Nm (41 4 lb ft).




6. Position the gasket and exhaust elbow (12) on the turbocharger. Apply Tooling (A) to the threads of the studs. Install locknuts (14) .

7. Position the O-ring seal and inlet elbow (13) on the turbocharger. Install clamp assembly (17). Apply Tooling (A) to the threads of the clamp assembly and tighten to a torque of 12 4 Nm (106 35 lb in).

















Wed Jan 18 07:45:49 UTC-0400 2012




Exhaust Manifold - Remove and Install SMCS - 1059-010

Removal Procedure Start By:

A. Remove the precooler. Refer to Disassembly and Assembly, "Precooler - Remove". B. Remove the water temperature regulator housing. Refer to Disassembly and Assembly, "Water

Temperature Regulator Housing - Remove and Install".

1. Remove bracket (5) .

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2. Remove exhaust manifolds (2) .

3. Remove exhaust sleeves (3) from the cylinder head.

4. Loosen hose clamp (1) and slide the heat shields onto the exhaust manifold. Disassemble the exhaust manifolds.

5. If necessary, remove taperlock studs (6) from the exhaust manifold.

6. If necessary, remove the taperlock studs from the cylinder head.


1. If necessary, apply Tooling (A) to the taperlock studs. Install exhaust manifold studs in the cylinder head. Tighten the studs to a torque of 35 5 Nm (26 4 lb ft).

2. Apply clean engine oil to the female ends of the exhaust manifolds before assembly. Apply Tooling (B) to the male ends of the exhaust manifolds before assembly. Remove excess sealer from the assembled joint.

Table 1

Required Tools


B 2P-2333 High Temperature Sealer -

C 165-4638 Guide 3



3. Install Tooling (C) in the cylinder head at location "X".

4. Install exhaust sleeves (3) in the cylinder head.

5. Assemble exhaust manifolds (2) on Tooling (C) in order to align the exhaust manifolds. Install the spacers on the exhaust manifold studs. Install locknuts (4) finger tight.

6. Remove Tooling (C) and install the remaining spacers and locknuts.

7. Tighten the locknuts in a numerical sequence that is shown in Illustration 2. Tighten the locknuts to a torque of 38 5 Nm (28 4 lb ft).

8. If necessary, apply Tooling (A) to taperlock studs (6). Install taperlock studs in the exhaust manifold and tighten to a torque of 35 5 Nm (26 4 lb ft).

9. Install bracket (5) .

10. Position the heat shields on the exhaust manifolds. Tighten hose clamp (1) to a torque of 5 1 Nm (44 9 lb in). Tighten hose clamp (1) again to a torque of 16 1 Nm (142 9 lb in).

End By:

a. Install the water temperature regulator housing. Refer to Disassembly and Assembly, "Water Temperature Regulator Housing - Remove and Install".

b. Install the precooler. Refer to Disassembly and Assembly, "Precooler - Install".








Wed Jan 18 07:46:19 UTC-0400 2012




Inlet and Exhaust Valve Springs - Remove and Install SMCS - 1108-010

Removal Procedure

Start By:

A. Remove the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector - Remove".

Note: Place the piston at the top of the compression stroke (TC). Remove the valve springs for that cylinder. If the valves fall into the cylinder liner, then the cylinder head must be removed.

1. Position the No. 1 piston at the top center of the compression stroke. Refer to Testing and Adjusting, "Finding Top Center Position for No. 1 Piston".

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i02300073

Table 1

Required Tools

Tool Part Number Part Description Qty A 9U-7241 Valve Spring Compressor 1

B 8S-2263 Spring Tester 1







Personal injury can result from being struck by parts propelled by a released spring force.

Make sure to wear all necessary protective equipment.



2. Install Tooling (A) in the electronic unit injector sleeve. Secure Tooling (A) with unit injector clamp (1) .

3. Tighten the full nut until valve spring keepers (3) are loose on valve (2) .

4. Remove valve spring keepers (3) from the valve.

5. Carefully remove Tooling (A) .

6. Remove valve rotator (4) .

7. Remove outer valve spring (6) and inner valve spring (5) from the valve.

8. Remove washer (7) from the valve guide.

9. Use Tooling (B) to check the valve springs (spring force). Refer to Specifications, "Cylinder Head Valves" for additional information on the valve springs.


1. Lubricate the valve stems with clean engine oil.

Follow the recommended procedure and use all recommended tooling to release the spring force.

Table 2

Required Tools

Tool Part Number Part Description Qty A 9U-7241 Valve Spring Compressor 1





2. Ensure that washer (7) is installed on the valve guide.

3. Install inner valve spring (5) and outer valve spring (6) on valve (2) .

4. Install valve rotator (4) on valve (2) .

5. Use Tooling (A) to compress inner valve spring (5) and outer valve spring (6) . Install valve spring keepers (3) on valve (2) . Remove unit injector clamp (1) and Tooling (A) .

End By: Install the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector - Install".


Improper assembly of parts that are spring loaded can cause bodily injury.

To prevent possible injury, follow the established assembly procedure and wear protective equipment.

The valve spring keepers can be thrown from the valve when the valve spring compressor is released. Ensure that the valve spring keepers are properly installed on the valve stem. To help prevent personal injury, keep away from the front of the valve spring keepers and valve springs during the installation of the valves.






Wed Jan 18 07:46:47 UTC-0400 2012




Inlet and Exhaust Valves - Remove and Install SMCS - 1105-010

Removal Procedure

Start By:

A. Remove the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Remove".

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i02642655

Table 1

Required Tools

Tool Part Number Part Description Qty A 5S-1330 Valve Spring Compressor 1






1. Install Tooling (A) and compress the valve springs. Remove valve spring keepers (2) from valve (1) .







2. Carefully remove Tooling (A) from valve (1) .


4. Remove outer valve spring (5) and inner valve spring (4) from valve (1) .

5. Remove washer (6) and valve (1) from the valve guide.


7. Inspect the valves. Refer to Specifications, "Cylinder Head Valves" for additional information on the inlet and exhaust valves.


Note: A small amount of grease can be used to hold the retainer locks in position during installation.

1. Lubricate the valves with clean engine oil. Install the valves in the cylinder head.

Table 2

Required Tools






2. Install washer (6) on the valve guide.








5. Use Tooling (A) to compress inner valve spring (4) and outer valve spring (5) . Install valve spring keepers (2) on valve (1) .


End By: Install the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Install".





Wed Jan 18 07:47:36 UTC-0400 2012




Inlet and Exhaust Valves - Remove and Install SMCS - 1105-010

Removal Procedure

Start By:

A. Remove the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Remove".

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i02642655

Table 1

Required Tools







1. Install Tooling (A) and compress the valve springs. Remove valve spring keepers (2) from valve (1) .







2. Carefully remove Tooling (A) from valve (1) .


4. Remove outer valve spring (5) and inner valve spring (4) from valve (1) .

5. Remove washer (6) and valve (1) from the valve guide.


7. Inspect the valves. Refer to Specifications, "Cylinder Head Valves" for additional information on the inlet and exhaust valves.


Note: A small amount of grease can be used to hold the retainer locks in position during installation.

1. Lubricate the valves with clean engine oil. Install the valves in the cylinder head.

Table 2

Required Tools






2. Install washer (6) on the valve guide.








5. Use Tooling (A) to compress inner valve spring (4) and outer valve spring (5) . Install valve spring keepers (2) on valve (1) .


End By: Install the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Install".





Wed Jan 18 07:47:36 UTC-0400 2012




Inlet and Exhaust Valve Guides - Remove and Install SMCS - 1104-010

Removal Procedure

Start By:

A. Remove the inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".

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i02109151

Table 1

Required Tools

Tool Part Number Part Description Qty A (1) 9U-6895 Valve Guide Driver 1

( 1 ) Part of 9U-7530 Engine Tool Group





1. Remove valve stem seal (1) from valve guide (2) .

2. Use Tooling (A) and a hammer to remove the valve guide from the cylinder head.



Table 2

Required Tools

Tool Part Number Part Description Qty A (1) 9U-6895 Valve Guide Driver 1

B (1) 9U-6894 Guide Collar 1 ( 1 ) Part of 9U-7530 Engine Tool Group





1. Lubricate the bores for the valve guides with clean engine oil.

2. Install valve guide (2) in the cylinder head with Tooling (A) and Tooling (B) .

Note: Tooling (B) must be used in order to install the valve guide to the correct height.

Height to top of valve guide from cylinder head surface ... 35.00 0.50 mm (1.378 0.020 inch)

Note: For more information, refer to Specifications, "Cylinder Head Valves".

3. Install valve stem seal (1) on the valve guide.

End By: Install the inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".





Wed Jan 18 07:48:29 UTC-0400 2012




Inlet and Exhaust Valve Seat Inserts - Remove and Install SMCS - 1103-010

Removal Procedure

Start By:

A. Remove the inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".

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i02118491

Table 1

Required Tools

Tool Part Number Part Description Qty A 166-7441 Valve Seat Extractor Tool Group 1





1. Use Tooling (A) to remove valve seat insert (1) from the cylinder head.

2. Clean the bores in the cylinder head for the valve seat inserts. Remove any rough areas from the bores.



Table 2

Required Tools

Tool Part Number Part Description Qty

B (1) 9U-6898 Valve Seat Driver (Exhaust) 1

9U-6897 Valve Seat Driver (Inlet) 1 ( 1 ) Part of 9U-7530 Engine Tool Group





1. Lower the temperature of new valve seat insert (1) .

2. Use Tooling (B) to install the new valve seat insert in the cylinder head.

Note: Do not machine the prefinished valve seat inserts in order to correct the valve projection. Excessive valve projection indicates that the valve seat insert is not seated or material was not cleaned from the bottom of the counterbore.

End By: Install the inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".





Wed Jan 18 07:49:01 UTC-0400 2012




Engine Oil Filter Base - Remove SMCS - 1306-011

Removal Procedure

Start By:

A. Remove the oil cooler. Refer to Disassembly and Assembly, "Engine Oil Cooler - Remove".

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Table 1

Required Tools

Tool Part Number Part Description Qty A 185-3630 Strap Wrench As 1




NOTICE



1. Remove engine oil filter (6) with Tooling (A) .


3. Remove bolts (1) and bolts (5) .

4. Remove engine oil filter base (3). Remove O-ring seals (4) from the engine oil filter base.

Keep all parts clean from contaminants.






Wed Jan 18 07:49:31 UTC-0400 2012




Engine Oil Filter Base - Disassemble SMCS - 1306-015

Disassembly Procedure Start By:

A. Remove the engine oil filter base. Refer to Disassembly and Assembly, "Engine Oil Filter Base - Remove".

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1. Remove bolts (2) . Remove elbow (1) from engine oil filter base (7) . Remove O-ring seals (3) from the elbow.

2. Remove plug (6) .

3. Remove spring (5) .

4. Remove plunger (4) .

5. If necessary, remove taperlock stud (8) from the engine oil filter base.








Wed Jan 18 07:50:03 UTC-0400 2012




Engine Oil Filter Base - Assemble SMCS - 1306-016

Assembly Procedure

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Table 1

Required Tools

Tool Part Number Part Description Qty A 155-0695 Thread Lock Compound -





1. Lubricate plunger (4) and spring (5) with clean engine oil. Install the plunger and the spring in engine oil filter base (7) .

2. Install plug (6) in engine oil filter base (7) . Tighten plug (6) to a torque of 100 15 Nm (74 11 lb ft).

3. Install O-ring seals (3) on elbow (1) . Position elbow (1) on the engine oil filter base and install bolts (2) .

4. If necessary, install taperlock stud (8) to engine oil filter base (7) . Tighten the taperlock stud to a torque of 68 7 Nm (50 5 lb ft).

Note: Apply Tooling (A) to the first 10.5 1.5 mm (0.41 0.06 inch) of threads at the base end of the taperlock stud.

End By: Install the engine oil filter base. Refer to Disassembly and Assembly, "Engine Oil Filter Base - Install".




Copyright 1993 - 2012 Caterpillar Inc. Wed Jan 18 07:50:32 UTC-0400 2012




Engine Oil Filter Base - Install SMCS - 1306-012


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1. Install O-ring seals (4) on engine oil filter base (3) .

2. Position engine oil filter base (3) on the engine oil cooler and install bolts (1) and bolts (5) .


4. Install engine oil filter (6). Follow the directions on the engine oil filter for the correct installation procedure. Do not overtighten the engine oil filter.

5. Fill the lubrication system with engine oil. Refer to Operation and Maintenance Manual, "Refill Capacities" for the lubrication system capacity of the engine.

End By: Install the oil cooler. Refer to Disassembly and Assembly, "Engine Oil Cooler - Install".




Wed Jan 18 07:50:58 UTC-0400 2012




Engine Oil Cooler - Remove SMCS - 1378-011

Removal Procedure

1. Drain the cooling system. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".

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2. Disconnect hose assembly (1) from the cylinder block.

3. Disconnect hose (2) from the outlet bonnet.

4. Disconnect hose assembly (5) from the cylinder block.

5. Remove bolts (4). Remove outlet bonnet (6) from the cylinder block and the engine oil cooler.





Remove integral seal (3) and O-ring seal (7) from the outlet bonnet.

6. Remove bolts (13). Rotate core assembly (8) and slide the core assembly toward the rear of the engine in order to remove the core assembly from the engine oil filter base. Remove O-ring seals (12) from the engine oil filter base.

7. Remove bolts (10). Remove oil cooler bonnet (9) from the water pump. Remove integral seal (11) and O-ring seal (14) from the oil cooler bonnet.





Wed Jan 18 07:51:33 UTC-0400 2012




Engine Oil Cooler - Install SMCS - 1378-012


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Table 1

Required Tools

Tool Part Number Part Description Qty A 1U-6396 O-Ring Assembly Compound -





1. Install O-ring seal (14) on oil cooler bonnet (9). Apply Tooling (A) to the O-ring seal. Install the oil cooler bonnet in the engine oil cooler.

2. Install integral seal (11) on oil cooler bonnet (9). Position the oil cooler bonnet on the water pump and install bolts (10) .

3. Install O-ring seals (12) on the engine oil filter base.

4. Slide core assembly (8) toward the front of the engine. Rotate the core assembly into position. Install bolts (13) .




5. Install integral seal (3) and O-ring seal (7) on outlet bonnet (6). Apply Tooling (A) to the O-ring seal. Position outlet bonnet (6) and install bolts (4).




9. Fill the cooling system. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".






Wed Jan 18 07:52:05 UTC-0400 2012




Engine Oil Pump - Remove SMCS - 1304-011

Removal Procedure Start By:

A. Remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".

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1. Remove tube assembly (6). Remove the O-ring seal from the tube assembly.

2. Remove the suction bell assembly and tube assembly (2). Remove the O-ring seal from the tube assembly.

3. Remove bolts (5) and remove engine oil pump (1) from the cylinder block.

4. If necessary, remove bolts (4) and remove underframe assembly (3) .





Wed Jan 18 07:52:34 UTC-0400 2012




Engine Oil Pump - Disassemble SMCS - 1304-015

Disassembly Procedure

Start By:

A. Remove the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Remove".

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Table 1

Required Tools

Tool Part Number Part Description Qty A 1P-2321 Combination Puller 1

B 1P-0510 Driver Group 1






1. Remove the bolt that holds drive gear (1) to the shaft of engine oil pump (2) .

2. Use Tooling (A) to remove drive gear (1) from the shaft. Remove the key from the shaft.






3. Remove bolts (6) that hold retainer (9) to pump body (3) .

4. Remove retainer (9), spring (8), and relief plunger (7) from the pump body.

5. Remove bolts (12) and cover (10) from the pump body.

Note: Inspect the bores in the cover. The aluminum cover does not have bearings. If the bores in the cover are damaged, replace the cover with a new part.

6. Remove idler gear (5) and drive gear (4) from the pump body.

7. Use Tooling (B) to remove sleeve bearings (11) from pump body (3) .


Personal injury can result from parts and/or covers under spring pressure.

Spring force will be released when covers are removed.

Be prepared to hold spring loaded covers as the bolts are loosened.






Wed Jan 18 07:53:05 UTC-0400 2012




Engine Oil Pump - Assemble SMCS - 1304-016

Assembly Procedure

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Table 1

Required Tools

Tool Part Number Part Description Qty B 1P-0510 Driver Group 1





1. Install sleeve bearings (11) in the pump body with Tooling (B). The bearing joint should be 30 15 degrees from the center line of the two bearing bores. Install the sleeve bearings so the sleeve bearings are even with the outside of the pump body.

2. Before final assembly, check the condition and specifications of all of the parts of the engine oil pump. Refer to Specification, "Engine Oil Pump".




3. Lubricate the idler gear and the drive gear with clean engine oil. Lubricate sleeve bearings (11) with clean engine oil. Install idler gear (5) and drive gear (4) in pump body (3) .

4. Install cover (10). Install bolts (12) in order to secure the cover to the pump body.

Note: The engine oil pump must turn freely after assembly. Turn the engine oil pump by hand. Reposition cover (10) if the engine oil pump does not turn freely.

5. Install relief plunger (7), spring (8), retainer (9), and bolts (6) .

6. Install the key on the shaft.






7. Install drive gear (1) on the shaft of engine oil pump (2). Install bolt (13) . Tighten the bolt to a torque of 55 10 Nm (41 7 lb ft).

End By: Install the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Install".





Wed Jan 18 07:53:43 UTC-0400 2012




Engine Oil Pump - Install SMCS - 1304-012


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1. Position underframe assembly (3) and install bolts (4) .

2. Position engine oil pump (1) on the dowels in the cylinder block. Install bolts (5) .

Note: Ensure that the engine oil pump is seated on the dowels before the bolts are tightened.

3. Install the O-ring seal on tube assembly (6). Lubricate the bore in the engine oil pump with clean engine oil. Install tube assembly (6) .

4. Install the O-ring seal on tube assembly (2). Lubricate the bore in the engine oil pump with clean engine oil. Install the suction bell assembly and tube assembly (2) .

End By: Install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Re

cat c15 dissasembly and assembly

Documents

fuel supply

assembly c15

truck engine model

fuel system prime

caterpillar tools

publication date

caterpillar products

document structure1182012https