PISTON GP-GOVERNOR SERVO 6N1947 - Caterpillar

And Install Valve Lifters
Start By:a. remove cylinder head assemblies There are two possible ways to remove and install the valve lifters. Another method is without removing the cylinder heads and removing only the camshaft. After the camshaft is removed, follow the procedures in Steps 1 thru 8 in the following topic, Remove The Camshaft. For installation of the valve lifters Steps 1 thru 15 of Install Camshaft can be used.
The lifter guide springs can be assembled on the lifter assembly or installed in the cylinder head lifter bore only once. If a lifter assembly is removed from the cylinder head or a lifter guide spring is removed from a lifter assembly, a new lifter guide spring must be installed at assembly.
1. Pull lifter assemblies (1) out of the cylinder head lifter bore.2. Remove the guide springs from the lifter assemblies. 3. Install guide spring (2) on each of lifter assemblies (1).4. Put lifter assemblies (1) in a container of clean engine oil before they are installed. Install lifter assemblies (1) in the lifter bore of the cylinder head.End By:a. install cylinder head assemblies