Rocker Shaft - Disassemble
Start By:
- Remove the rocker shaft assembly. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Remove".
Show/hide table
NOTICE |
---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
Show/hide table
Personal injury can result from being struck by parts propelled by a released spring force. Make sure to wear all necessary protective equipment. Follow the recommended procedure and use all recommended tooling to release the spring force. |
- Make an identification mark on each rocker arm assembly in order to show the location.
Note: The components must be reinstalled in the original location. Do not interchange components.
Show/hide tableIllustration 1 g02443498 - Remove rocker arm assembly (5) for the exhaust valve from rocker shaft (7). Remove rocker arm assembly (4) for the inlet valve from rocker shaft (7).
Note: The rocker arm assembly for the inlet valve is longer than the rocker arm assembly for the exhaust valve.
- Remove spring (9) from the rocker shaft. Remove retaining clip (8) from rocker shaft (7).
- Repeat Step 2 through Step 3 in order to remove the remaining rocker arms from rocker shaft (7).
- If necessary, remove retaining clip (2) and spring (3) from the rocker shaft.
- If necessary, follow Step 6.a through Step 6.c in order to remove threaded inserts (1) from the rocker arms.
- Make a temporary identification mark on each threaded inserts (1) in order to show the location.
Note: The components must be reinstalled in the original location. Do not interchange components.
- Remove guide (6) from threaded inserts (1).
- Remove threaded inserts (1) from the rocker arms.
- Make a temporary identification mark on each threaded inserts (1) in order to show the location.
Caterpillar Information System:
C6.6 Industrial Engine Rocker Shaft and Pushrod - Remove
C4.4 Industrial Engine Fuel Injection Pump
C6.6 Industrial Engine Valve Mechanism Cover - Remove and Install
773G and 775G Off-Highway Truck Engine Lockout Control
C6.6 Industrial Engine Crankcase Breather - Install
C6.6 Industrial Engine Crankcase Breather - Remove
AP1000E Asphalt Paver Equipped with a Cat C6.6 Engine Ventilation Inlet Ducts - Inspect/Clean
C6.6 Industrial Engine Accessory Drive - Remove and Install - Accessory Drive SAE "B"
259B3 Compact Track Loader, 247B3 and 257B3 Multi Terrain Loaders and 216B3, 226B3, 236B3, 242B3 and 252B3 Skid Steer Loaders Machine Systems Tilt Cylinder - Remove and Install
C6.6 Industrial Engine Accessory Drive - Remove and Install - Accessory Drive SAE "A"
AP1055E and BG1055E Asphalt Pavers Equipped with a Cat C7.1 Engine Track Tension - Check
AP1055E and BG1055E Asphalt Pavers Equipped with a Cat C7.1 Engine Track Roller Frame - Lubricate
777G Off-Highway Truck Power Train Window Wiper and Wiper Motor
C4.4 Industrial Engine Fuel Injection Lines
773G and 775G Off-Highway Truck Machine Lockout Control
966M Tier 4 and 972M Tier 4 Wheel Loaders Power Train Differential Pinion - Disassemble
966M Tier 4 and 972M Tier 4 Wheel Loaders Power Train Differential Pinion - Assemble
773G and 775G Off-Highway Truck Stopping the Engine if an Electrical Malfunction Occurs
C27 and C32 Engines for Caterpillar Built Machines Sensor Signal (Analog, Active) - Test
773G and 775G Off-Highway Truck Lifting and Tying Down the Machine
C27 and C32 Engines for Caterpillar Built Machines Pressure Sensor - Calibrate
C9.3 Engines for Caterpillar Built Machines Exhaust Gas Valve (NRS) - Remove and Install
C13, C15, and C18 Tier 4 Final Engines Pressure Sensor (NRS Absolute)
773G and 775G Off-Highway Truck Towing the Machine