ROD ASSEMBLY PISTON TO CRANKSHAFT 7N3229 - Caterpillar

Removal Procedure
Start By:
Remove the governor. Refer to Disassembly and Assembly, "Governor - Remove".
Remove the side covers. Refer to Disassembly and Assembly, "Lifter Group - Remove and Install".
Remove the front cover. Refer to Disassembly and Assembly, "Front Cover - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Note: For information on reusability of the camshaft, refer to Guideline For Reusable Parts And Salvage Operations, SEBF8097, "Camshaft Measurement", Guideline For Reusable Parts And Salvage Operations, SEBF8146, "Visual Inspection of Camshafts", and Guideline For Reusable Parts And Salvage Operations, SEBF8251, "Specifications for Measurement of Camshafts in 3114/3116 Engines". For information on reusability of the camshaft gear, refer to Guideline For Reusable Parts And Salvage Operations, SEBF8045, "Timing Gears for All Engines".Note: The air compressor was removed in order to accommodate the engine repair stand.Note: It is not necessary to remove the cylinder head for removal of the camshaft.
Turn the crankshaft to top center compression stroke for the No. 1 piston. Install the timing bolt in the flywheel. This is for timing during installation.
Illustration 1 g01007643
Typical example
Ensure that timing mark (1) on the camshaft gear is aligned with timing mark (2) on the idler gear.
Illustration 2 g01007645
Remove bolts (4) and camshaft retainer plate (6).
Remove camshaft gear (5) and camshaft (3) from the cylinder block.