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CAT Caterpillar CB1.8 Service Repair Manual PDF Download

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Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Media Number -KENR6948-08

Publication Date -01/06/2015 Date Updated -28/05/2019

Alternator - Remove and Install - 14 Amp and 15 Amp Alternators

SMCS - 1405-010

S/N - C841-UP

S/N - J2J1-UP

Removal Procedure

Start By:

a. Remove the V-Belt. Refer to Disassembly and Assembly, "V-Belts - Remove and Install".

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

1. Turn the battery disconnect switch to the OFF position.

2. Make temporary identification marks on the connections of the harness assembly.

i02601953

Illustration 1 g01308275

Typical example

3. Disconnect the harness assembly (not shown) from alternator (6).

4. Remove bolt (1), washer (3) and nut (4) from alternator (6).

5. Remove bolt (7) and remove alternator (6) from the engine.

6. If necessary, remove bolts (5) and remove adjusting link (2).

Note: The adjusting link on some engines is secured by one bolt.

Installation Procedure

Illustration 2 g01308275

Typical example

1. If necessary, install adjusting link (2) and install bolts (5) finger tight.

Note: The adjusting link on some engines is secured by one bolt.

2. For engines that have an adjusting link that is secured by one bolt, leave bolt (5) loose. For engines that have an adjusting link that is secured by two bolts, tighten bolts (5) to a torque of 10 N·m (89 lb in).

3. Position alternator (6) on the engine and install bolt (7) finger tight.

4. Install bolt (1), washer (3) and nut (4) finger tight.

5. Install the V-Belt. Refer to Disassembly and Assembly, "V-Belts - Remove and Install".

Note: Ensure that the alternator pulley is in alignment with the crankshaft pulley. Ensure that all fasteners are tightened.

6. Connect the harness assembly (not shown) to the alternator.

7. Turn the battery disconnect switch to the ON position.

Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Media Number -KENR6948-08 Publication Date -01/06/2015 Date Updated -28/05/2019

Alternator - Remove and Install - 40 Amp Alternator

SMCS - 1405-010

S/N - C841-UP

S/N - J2J1-UP

Removal Procedure

Start By:

a. Remove the V-Belt. Refer to Disassembly and Assembly, "V-Belts - Remove and Install".

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

1. Turn the battery disconnect switch to the OFF position.

2. Make temporary identification marks on the connections of the harness assembly.

i02601955

Illustration 1 g01308278

Typical example

3. Disconnect the harness assembly (not shown) from alternator (4).

4. Remove bolt (5), washer (6) and spacer (3) from alternator (4).

5. Remove bolt (8) and washer (7). Remove the alternator (4) from the mounting bracket.

6. If necessary, remove bolts (1) and remove adjusting link (2).

Installation Procedure

Illustration 2 g01308278

Typical example

1. If necessary, install adjusting link (2) and install bolts (1). Tighten bolts (1) to a torque of 10 N·m (89 lb in).

2. Position alternator (4) on the mounting bracket and install bolt (8) and washer (7) finger tight.

3. Install bolt (5), washer (6) and spacer (3) finger tight.

4. Install the V-Belt. Refer to Disassembly and Assembly, "V-Belts - Remove and Install".

Note: Ensure that the alternator pulley is in alignment with the crankshaft pulley. Ensure that all fasteners are tightened.

5. Connect the harness assembly (not shown) to the alternator.

6. Turn the battery disconnect switch to the ON position.

Wed Oct 9 09:21:50 UTC+0530 2024

Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Bearing Clearance - Check

SMCS - 1203-535; 1219-535

Measurement Procedure

Table 1

Required Tools Tool

Plastic Gauge (Green)

Gauge (Red)

to 0.006 inch)

Plastic Gauge (Blue)

to 0.229 mm (0.004 to 0.009 inch)

Plastic Gauge (Yellow) 0.230 to 0.510 mm (0.009 to 0.020 inch)

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

i02237832

Note: Caterpillar does not recommend the checking of the actual bearing clearances particularly on small engines. This is because of the possibility of obtaining inaccurate results and the possibility of damaging the bearing or the journal surfaces. Each Caterpillar engine bearing is quality checked for specific wall thickness.

Note: The measurements should be within specifications and the correct bearings should be used. If the crankshaft journals and the bores for the block and the rods were measured during disassembly, no further checks are necessary. However, if the technician still wants to measure the bearing clearances, Tooling (A) is an acceptable method. Tooling (A) is less accurate on journals with small diameters if clearances are less than 0.10 mm (0.004 inch).

NOTICE

Lead wire, shim stock or a dial bore gauge can damage the bearing surfaces.

The technician must be very careful to use Tooling (A) correctly. The following points must be remembered:

• Ensure that the backs of the bearings and the bores are clean and dry.

• Ensure that the bearing locking tabs are properly seated in the tab grooves.

• The crankshaft must be free of oil at the contact points of Tooling (A).

1. Put a piece of Tooling (A) on the crown of the bearing that is in the cap.

Note: Do not allow Tooling (A) to extend over the edge of the bearing.

2. Use the correct torque-turn specifications in order to install the bearing cap. Do not use an impact wrench. Be careful not to dislodge the bearing when the cap is installed.

Note: Do not turn the crankshaft when Tooling (A) is installed.

3. Carefully remove the cap, but do not remove Tooling (A). Measure the width of Tooling (A) while Tooling (A) is in the bearing cap or on the crankshaft journal. Refer to Illustration 1.

Illustration 1 g00953605

Typical Example

4. Remove all of Tooling (A) before you install the bearing cap.

Note: When Tooling (A) is used, the readings can sometimes be unclear. For example, all parts of Tooling (A) are not the same width. Measure the major width in order to ensure that the parts are within the specification range. Refer to Specifications Manual, "Connecting Rod Bearing Journal" and Specifications Manual, "Main Bearing Journal" for the correct clearances.

Copyright 1993 - 2024 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees.

Wed Oct 9 09:20:00 UTC+0530 2024

Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Media Number -KENR6948-08

Camshaft - Assemble

SMCS - 1210-016

Assembly Procedure

Publication Date -01/06/2015 Date Updated -28/05/2019

i02601967

NOTICE

Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life.

1. Ensure that all components of the camshaft assembly are clean and free from damage.

Illustration 1 g01326129

Typical example

2. Lubricate the nose of camshaft (1) with clean engine oil. Use a suitable press to install bearing (3) to the camshaft.

Note: Ensure that the bearing is installed in the correct orientation. The camshaft bearing should be pressed squarely onto the camshaft or damage to the bearing may occur. Do not press on the outer race of the bearing.

3. Install spacer (4) and woodruff key (2) to camshaft (1).

4. Align gear (5) with woodruff key (2). Use a suitable press to install the gear to the nose of camshaft (1).

Note: The gear should be positioned on a suitable support in order to prevent damage to the governor flyweights during installation.

End By:

a. Install the camshaft assembly. Refer to Disassembly and Assembly, "Camshaft - Install". Copyright 1993 - 2024 Caterpillar Inc.

Network For SIS Licensees. Wed Oct 9 09:16:35 UTC+0530 2024

Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Media Number -KENR6948-08 Publication Date -01/06/2015 Date Updated -28/05/2019

Camshaft - Disassemble

SMCS - 1210-015

Disassembly Procedure Table 1

Required Tools Tool Part Number Part Name Qty A 1P-2320 Combination Puller 1

Start By:

a. Remove the camshaft assembly. Refer to Disassembly and Assembly, "CamshaftRemove".

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

i02601970

Illustration 1 g01326129

Typical example

1. Use Tooling (A) to remove gear (5) from camshaft (1).

Note: The gear should be positioned on a suitable support in order to prevent damage to the governor flyweights during disassembly.

2. Remove spacer (4) and woodruff key (2) from camshaft (1).

3. Use Tooling (A) to remove bearing (3) from camshaft (1).

Note: Identify the orientation of the bearing for installation.

Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Media Number -KENR6948-08

Publication Date -01/06/2015 Date Updated -28/05/2019

Camshaft - Install

SMCS - 1210-012

Installation Procedure NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

1. Ensure that the assembly of the camshaft is clean and free from damage.

2. Lubricate the bearings of the camshaft with clean engine oil.

i07360734

Illustration 1 g01311416

Typical example

Illustration 2 g01311407

Typical example

3. Carefully install camshaft assembly (8) into the cylinder block. Ensure that timing marks (X) are aligned on the following gears:

Crankshaft gear (7)

Camshaft gear (4)

Idler gear (6)

Note: Do not damage the lobes of the camshaft or the camshaft bearings.

Illustration 3

Typical example

g01311411

Note: The C1.1 engine has a different camshaft retainer and different fasteners to C1.5 and C2.2 engines. The installation procedure is similar for all models.

4. Place camshaft retainer (5) in position. Align the holes in the retainer with the holes in the cylinder block.

5. Rotate camshaft gear (4) to align the access hole in the camshaft gear with the hole for fastener (2).

For the C1.1 engine, install allen head screw (2) and bolt (1). Tighten fasteners (1) and (2) to a torque of 10 N·m (89 lb in).

For C1.5 and C2.2 engines, install bolt (2) and tighten to a torque of 10 N·m (89 lb in). Rotate camshaft gear (4) to align the access hole in the camshaft gear with the hole for bolt (1). Install bolt (1) and tighten to a torque of 10 N·m (89 lb in).

6. Install slider (3) to camshaft gear (4).

7. If the engine is equipped with a mechanical fuel transfer pump, install the fuel transfer pump. Refer to Disassembly and Assembly, "Fuel Transfer Pump - Remove and Install".

End By:

a. Install the lifters. Refer to Disassembly and Assembly, "Lifter Group- Remove and Install".

b. Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install".

1993 - 2024 Caterpillar Inc.

Oct 9 09:16:48 UTC+0530 2024

Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Media Number -KENR6948-08 Publication Date -01/06/2015 Date Updated -28/05/2019

Camshaft - Remove

SMCS - 1210-011

Removal Procedure

Start By:

a. Remove the lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and Install".

b. Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front)Remove".

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

NOTICE

Care 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.

Dispose of all fluids according to local regulations and mandates.

i07360727

1. If the engine is equipped with a mechanical fuel transfer pump, remove the fuel transfer pump. Refer to Disassembly and Assembly, "Fuel Transfer Pump - Remove and Install".

1

g01311407 Typical example

Illustration

Illustration 2 g01311411

Typical example

2. Remove slider (3) from camshaft gear (4).

Note: The C1.1 engine has a different camshaft retainer and different fasteners to C1.5 and C2.2 engines. The removal procedure is similar for all models.

3. Rotate camshaft gear (4) to align the access hole in the camshaft gear with fastener (2).

For the C1.1 engine, remove allen head screw (2) and remove bolt (1).

For C1.5 and C2.2 engines, remove bolt (2). Rotate camshaft gear (4) to align the access hole in the camshaft gear with bolt (1). Remove bolt (1).

4. Remove camshaft retainer (5).

5. Rotate the crankshaft until timing marks (X) are aligned on the following gears: Crankshaft gear (7)

Camshaft gear (4)

Idler gear (6)

Illustration 3 g01311416

Typical example

6. Carefully remove camshaft assembly (8) from the cylinder block.

Note: Ensure that the lobes of the camshaft and the camshaft bearings are not damaged.

Copyright 1993 - 2024 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees.

Wed Oct 9 09:16:05 UTC+0530 2024

Product: UTILITY COMPACTOR

Model: CB1.8 UTILITY COMPACTOR 644

Configuration: CB1.8 Vibratory Utility Compactor 64400001-UP (MACHINE) POWERED BY C1.1 Engine

Disassembly and Assembly

C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines

Media Number -KENR6948-08

Publication Date -01/06/2015

Date Updated -28/05/2019

Connecting Rod Bearings - Install - Connecting rods in position

SMCS - 1219-012

Installation Procedure NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

1. Inspect the pins of the crankshaft for damage. If the crankshaft is damaged, replace the crankshaft or recondition the crankshaft. Refer to Disassembly and Assembly, "CrankshaftRemove" and Disassembly and Assembly, "Crankshaft - Install". Ensure that the connecting rod bearings are clean and free from wear or damage. If necessary, replace the connecting rod bearings.

i07360748

Illustration 1 g01317759

Typical example

2. Clean the bearing surface of connecting rod (1) and connecting rod cap (5). Ensure that number (X) on connecting rod cap (5) aligns with number (X) on connecting rod (1).

3. Install upper connecting rod bearing (3) to connecting rod (1). Lubricate the bearing surface of the connecting rod bearing with clean engine oil.

4. Carefully pull connecting rod (1) against the crankshaft pin.

Note: Use tape or rubber tubing on connecting rod bolts (2) to protect the crankshaft journals. The sharp edges of the connecting rod bolts could damage the crankshaft journals.

5. Clean the connecting rod cap. Install lower connecting rod bearing (4) to connecting rod cap (5).

6. Lubricate the pin of the crankshaft and lubricate lower connecting rod bearing (3) with clean engine oil.

NOTICE

When the connecting rod caps are installed, ensure that the identification marks are aligned.

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