SCREW 3225961 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool    Part Number    Part Description    Qty    
A     1H-3110     Bearing Puller     1    
8B-7560 Step Plate     1    
9U-6600 Hand Hydraulic Pump     1    
1H-3108 Push-Puller Leg     2    
1H-3107 Bearing Puller     1    
3H-0468 Puller Plate     5    
3H-0465 Push-Puller Plate     2    
1P-0820 Hydraulic Puller     1    
5B-0637 Nut     1    
8S-6586 Forcing Screw     1    
B     5P-0944     Dowel Puller Group     1    
5P-0939 Dowel Extractor     1    Start By:
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
Remove the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing - Remove and Install".
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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Check the main bearing caps for identification marks. Place identification marks on the main bearing caps, if necessary.
Illustration 1 g01029693
Remove bolts (2) for the main bearing caps. Remove main bearing caps (1) .
Illustration 2 g01029696
Remove the connecting rod caps.
Attach a suitable lifting device to crankshaft (3) . The weight of crankshaft (3) is approximately 159 kg (350 lb). Remove crankshaft (3) from the cylinder block.
Use Tooling (A) to remove crankshaft gear (4) .
Use Tooling (B) to remove the dowel and the pin.