COUPLING AS 3726784 - Caterpillar

Removal Procedure
Start By:
Remove the crankshaft pulley. Refer to Disassembly and Assembly, "Crankshaft Pulley - Remove and Install".
Remove the water pump. Refer to Disassembly and Assembly, "Water Pump - Remove".
Remove the alternator. Refer to Disassembly and Assembly, "Alternator - 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.
Illustration 1 g00647393
Remove two bolts (1) and three bolts (2) from alternator bracket (3) .
Remove alternator bracket (3) from the engine.
Illustration 2 g00647412
Remove seventeen bolts (4) that fasten front cover (5) to the front housing.
Remove front cover (5) and the gasket from the engine.