CYL GP-HYD-YM 3900986 - Caterpillar

Removal Procedure
Start By:
Remove the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00532246
Illustration 2 g00532061
Use a magnet to remove valve lifter (1), as shown. Put identification marks on the valve lifters for installation purposes.
Repeat Step 1 for the remainder of the valve lifters.Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 3 g00532061
Put 8T-2998 Lubricant on valve lifter (1) prior to installation. Install valve lifter (1) in the original location in the cylinder block.
Repeat Step 1 for the remainder of the valve lifters.End By: Install the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install".