WASHER 2P3162 - Caterpillar

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Insert valves (7) into valve guides (12). If the valve does not move freely in the valve guide, repeat the step with another valve. If the second valve does not move freely in the valve guide, the valve guide must be removed and replaced.Inlet and Exhaust Valve Seat Inserts
Thoroughly clean the cylinder head.
Reduce the temperature of the valve seat insert and maintain the temperature for approximately 8 hours.
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Cross section view of the bore for the valve seat insert.
(17) Upper press fit
(18) Lower press fit
(19) Circumferential Coolant Passage
Apply a thin coating of Tooling (J) to areas (17) and (18).
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Locate a valve seat insert (10) on Tooling (M)Note: The valve seat insert must be installed with 30 seconds of removal from the freezer. This will prevent the valve seat insert from warming prior to installation.
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Place valve seat insert (10) and Tooling (M) into the cylinder head.
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Use Tooling (N) against Tooling (M) to install valve seat insert (10) into the cylinder head.Note: Do not use a hammer to install the valve seat inserts.Note: The amount of force that is required to install the valve seat insert is approximately 3175 kg (7000 lb). Do not exceed 5443 kg (12000 lb) of force to install the valve seat insert.Note: The bottom of the valve seat insert does not contact the bottom of the bore. The bottom of the upper press fit will contact the bottom of the first counterbore in the cylinder head. There will be a gap of approximately 0.50 mm (0.020 inch) between the bottom of the valve seat insert and the bottom of the bore.Inlet and Exhaust Valves
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Install valve (7) into cylinder head (2).
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Install washer (8), valve spring (4), valve spring (5), and rotocoil assembly (9) onto valve (7).
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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.
Install Tooling (A) to compress valve spring (5) and valve spring (4).
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Install retainer locks (6) onto valve (7).
Remove Tooling (A).
Repeat Step 1 through Step 4 to install the remaining valves.Valve Lifters
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Install lifter guide springs (3) onto lifter assemblies (1).
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Install lifter assemblies (1) into cylinder head (2).End By:
Install the cylinder head.