KIT-GASKET 2107443 - Caterpillar

Generator Set: G3520C (S/N: GZK1-UP; GZN1-UP; CWW1-UP)Introduction
Do not perform any procedure in this Special Instruction until you read this information and you understand this information.This Special Instruction provides instructions for replacing the flexible coupling on G3520C Generator Sets.Disassembly and Assembly Instructions
Disassembly
Note: The 249-0059 Inner Coupling weighs approximately 43 kg (95 lb). The 296-8049 Outer Coupling weighs approximately 80 kg (176 lb).
Refer to the following service manual for safety instructions and additional information:
Operation and Maintenance Manual, SEBU7681, "G3500C and G3500E Generator Sets"
Disassembly and Assembly, RENR5980, "G3500C and G3500E Engines"
Special Instruction, REHS0177, "Alignment Of The Close Coupled Two-Bearing Generators"
Remove the generator set from operation by locking out the circuit breaker and removing the battery power from the controls and the starting motor.
Make sure that the power cables and the control wires that are connected to the generator have sufficient slack in order to allow