Pistons and Connecting Rods - Remove
Show/hide table
Required Tools | |||
Tool | Part Number | Part Description | Qty |
A | 5R-7425 | Barring Gp(1) | 1 |
B | 1P-1861 | Retaining Ring Pliers | 1 |
C | 271-0498 | Expander Ring | 1 |
Show/hide table
(1) | The 9S-9082 Engine Turning Tool is alternative tooling. |
Start By:
- Remove the spacer plates.
- Remove the piston cooling jets.
Show/hide table
NOTICE |
---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- Remove the cover from the front right side of the flywheel housing. Use Tooling (A) to rotate the flywheel until all four bolts in the connecting rod cap can be removed.
- Mark the cylinder number on each connecting rod and on the corresponding connecting rod cap.
Show/hide table
Illustration 1 g02042295 Show/hide tableIllustration 2 g02042296 - Remove bolts (1) and connecting rod cap (2) from connecting rod (5).
- Remove the piston and connecting rod assembly.
- Use Tooling (B) to remove retaining rings (4) that hold piston pin (6). Remove piston pin (6). Remove piston (3) from connecting rod (5).
- Remove the bearings from connecting rod (5) and connecting rod cap (2).
Note: If necessary, separate the piston skirt from the piston crown.
Show/hide tableIllustration 3 g02042299 - Use Tooling (C) to remove piston rings (7) from piston (3).
- Clean the piston ring grooves with an acceptable ring groove tool. Refer to Reuse and Salvage Guidelines, SEBF8059, "Procedures and Specifications for Pistons" for the correct procedure for cleaning the pistons.
Note: The front end of the engine is the end that is opposite of the flywheel. The number one cylinder is the right front cylinder and the number two cylinder is the front left cylinder.
Caterpillar Information System:
349F and 352F Excavators Joystick Controls Alternate Patterns
3508, 3512 and 3516 Generator Set Engines Piston Cooling Jets - Remove and Install
Replacement of High Pressure Fuel Lines on C7 On-highway Engines{1252, 1254} Replacement of High Pressure Fuel Lines on C7 On-highway Engines{1252, 1254}
C9.3 Engines for Caterpillar Built Machines Fuel Temperature Is High
797F and 797F XQ Off-Highway Trucks Machine Systems Power Converter (CAB) - Remove and Install
349F and 352F Excavators Cab Door
C9.3 Tier 4 Interim Engines Power Is Intermittently Low or Power Cutout Is Intermittent
C9.3 Tier 4 Interim Engines Fuel Pressure Is High
2010/01/25 Installing Orifice Plates in some G3520C Landfill Engines {1063, 1380}
349F and 352F Excavators Power Receptacle - If Equipped
2009/12/09 A New Undersized Connecting Rod Bearing Is Available for All C27 and C32 Engines {1225}
C13, C15, and C18 Tier 4 Final Engines Pressure Sensor (DPF Inlet)
3508, 3512 and 3516 Generator Set Engines Pistons and Connecting Rods - Install
3508, 3512 and 3516 Generator Set Engines Cylinder Liner - Remove
3508, 3512 and 3516 Generator Set Engines Cylinder Liner - Install
2009/12/09 Fuel Injection Pump Gear on 3054C, C3.3, C6.6, C4.4 and C4.4 (Mech) Engines {1251, 1290}
2010/01/08 Fuel Injection Pump Gear on 3054C, C3.3, C6.6, C4.4 and C4.4 (Mech) Engines {1251}
793F Off-Highway Truck Machine Systems Magnetic Switch (Main Power) - Remove and Install
Installation of the Synchronization Module{4480} Installation of the Synchronization Module{4480}
793F Off-Highway Truck Machine Systems Display Module - Remove and Install
Track Servicing Equipment, Tooling, Literature, and Training Review {0374, 4169, 4170, 4171, 4172, 4174, 4175, 4176} Track Servicing Equipment, Tooling, Literature, and Training Review {0374, 4169, 4170, 4171, 4172, 4174, 4175, 4176}
793F Off-Highway Truck Machine Systems Electronic Control Module (Advisor) - Remove and Install - VIMS
C18 Generator Set Exciter - Remove and Install
3508, 3512 and 3516 Generator Set Engines Camshaft - Remove