4B8471 CAP Caterpillar parts
120, 120B, 12E, 12F, 140, 140B, 14E, 3306B
Rating:
Alternative (cross code) number:
CA4B8471
4B-8471
4B8471
CA4B8471
4B-8471
4B8471
Weight: 24 pounds 10 kg.
GEN SET ENGINE, MOTOR GRADER,
Compatible equipment models: 4B8471:
Number on catalog scheme:
18
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Information:
Removal Procedure
Start By:
Remove the fuel priming pump. Refer to Disassembly and Assembly, "Fuel Priming Pump (Mechanical) - Remove and Install" for the correct procedure.
Remove the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker shaft and Pushrod - Remove" for the correct procedure.
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove" for the correct procedure.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
The engine should be mounted on a suitable stand and placed in the inverted position.
Illustration 1 g02009034
Remove thrust washer (1) from the cylinder block. Do not remove dowel (2) from the cylinder block unless the dowel is damaged. Note: The thrust washer can have one or two Slots (X).
Illustration 2 g02711850
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Carefully remove camshaft (3) from the cylinder block.
If necessary, remove key (4) from camshaft (3). Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Clean the camshaft and the thrust washer. Inspect the camshaft and the thrust washer for wear and for damage. Refer to Specifications, "Camshaft" for more information. Replace any worn components or any damaged components.
Clean the camshaft bearing in the cylinder block. Inspect the camshaft bearing for wear and for damage. Refer to Specifications, "Camshaft Bearings" for more information. If necessary, replace the camshaft bearing. Refer to Disassembly and Assembly, "Camshaft Bearing - Remove and Install" for the correct procedure.
It is strongly recommended that all lifters should be replaced when a new camshaft is installed.
Inspect the lifters for wear and for damage. Refer to Specifications, "Lifter Group" for more information. Replace any worn lifters or any damaged lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and install" for the correct procedure.
Illustration 3 g02711850
If necessary, install a new key (4) into camshaft (3).
Lubricate the bearing surfaces of camshaft (3) and lubricate the lobes of the camshaft with clean engine oil.
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Carefully install camshaft (3) into the cylinder block.
Illustration 4 g02009034
Lubricate the thrust washer with clean engine oil. Align Slot (X) in thrust washer (1) with dowel (2) in the cylinder block. Install thrust washer (1) into the recess in the cylinder block. Note: The thrust washer can have one or two Slots (X).End By:
Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install" for the correct procedure.
Install the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker shaft and Pushrod - Install" for the correct procedure.
Install the fuel priming pump. Refer to Disassembly and Assembly, "Fuel Priming Pump (Mechanical) - Remove and Install" for the correct procedure.
Start By:
Remove the fuel priming pump. Refer to Disassembly and Assembly, "Fuel Priming Pump (Mechanical) - Remove and Install" for the correct procedure.
Remove the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker shaft and Pushrod - Remove" for the correct procedure.
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove" for the correct procedure.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
The engine should be mounted on a suitable stand and placed in the inverted position.
Illustration 1 g02009034
Remove thrust washer (1) from the cylinder block. Do not remove dowel (2) from the cylinder block unless the dowel is damaged. Note: The thrust washer can have one or two Slots (X).
Illustration 2 g02711850
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Carefully remove camshaft (3) from the cylinder block.
If necessary, remove key (4) from camshaft (3). Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Clean the camshaft and the thrust washer. Inspect the camshaft and the thrust washer for wear and for damage. Refer to Specifications, "Camshaft" for more information. Replace any worn components or any damaged components.
Clean the camshaft bearing in the cylinder block. Inspect the camshaft bearing for wear and for damage. Refer to Specifications, "Camshaft Bearings" for more information. If necessary, replace the camshaft bearing. Refer to Disassembly and Assembly, "Camshaft Bearing - Remove and Install" for the correct procedure.
It is strongly recommended that all lifters should be replaced when a new camshaft is installed.
Inspect the lifters for wear and for damage. Refer to Specifications, "Lifter Group" for more information. Replace any worn lifters or any damaged lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and install" for the correct procedure.
Illustration 3 g02711850
If necessary, install a new key (4) into camshaft (3).
Lubricate the bearing surfaces of camshaft (3) and lubricate the lobes of the camshaft with clean engine oil.
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Carefully install camshaft (3) into the cylinder block.
Illustration 4 g02009034
Lubricate the thrust washer with clean engine oil. Align Slot (X) in thrust washer (1) with dowel (2) in the cylinder block. Install thrust washer (1) into the recess in the cylinder block. Note: The thrust washer can have one or two Slots (X).End By:
Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install" for the correct procedure.
Install the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker shaft and Pushrod - Install" for the correct procedure.
Install the fuel priming pump. Refer to Disassembly and Assembly, "Fuel Priming Pump (Mechanical) - Remove and Install" for the correct procedure.
Caterpillar parts catalog:
Parts cap Caterpillar catalog:
12E, 3304
14E, 16, 1673, 206, 212, 3512, 41, 518, 518C, 528, 528B, 530B, 57, 572G, 578, 58, 583R, 589, 594H, 920, 930, 955C, 955K, 977D, 977K, 977L, 983, 983B, AP-800, D10N, D10R, D337, D364, D6C, D6D, D6E, D6H...
12E, 46, 50, 977D, D364, D375D, D397D, HF202
120G, 12F, 130G, 14E, 14G, 16, 16G, 613, 621, 621B, 621R, 623, 627, 627B, 631C, 637, 637B, 637D, 641, 641B, 650B, 651, 657, 657B, 666, 769, 769C, 772, 773, 773B, 777, 955C, D250D, D250E, D25C, D25D, D...
120, 120B, 12F, 140, 14E, 16, 16G, 235, 235C, 245, 3304, 3306, 3606, 3608, 5230, 5230B, 528, 528B, 530B, 561C, 561D, 572G, 594H, 613, 621, 621R, 623, 627, 631C, 633C, 637B, 637D, 641, 650B, 657, 657B,...
120B, 140B, 3304B, 3306, 578, 589, 621E, 930R, 966C, 966R, D10, D10N, D4E, D4E SR, D5B, D5E, D6D, D6D SR, D6E, D6E SR, D6F SR, D6G SR, D6H, D6H II, D7H, D8K, D8L, D9L, D9N
120, 120B, 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12E, 12F, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA, 140, 140B, 140G, 140H, 140H ES, 140H NA...
120, 120B, 12E, 140, 140B
120, 120B, 12E, 12F, 140, 140B, 14E
12F, 14E, 16
120, 120B, 12E, 140, 140B, 14E
120, 120B, 12E, 140, 140B
120, 120B, 12E, 12F, 140, 140B, 14E
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12E, 140B
12E, 140B
120, 120B, 12E, 140, 140B
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140B, 930R
140B, 930R
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