BRAKE AS 5K4984 - Caterpillar

Camshafts
start by:a) remove rocker shafts and push rodsb) remove crankcase breathers (left side only)c) remove tachometer drive (right side only)d) remove governor (right side only) 1. Remove access covers (1) from the sides of the engine. 2. Remove bolt (3) and cap (4) that hold fuel rod assembly (2) to the fuel control shaft. 3. Remove bolts (5) to remove lever assembly (6) and fuel rod assembly (2) as a unit from the cylinder heads. If necessary, use tool (A) to turn the flywheel until the camshaft is moved in a position so that the fuel rod assembly can be removed between the engine block and camshaft. 4. Remove cover (7) from the left side of the flywheel housing. 5. Remove the bolts and remove plate (8) from the end of the camshaft on the left side of the engine. 6. Use tooling (B) to remove drive gear (9) from the end of the camshaft on each side of the engine. Remove the drive gears from the flywheel housing. 7. Remove the bolts and remove washer (10) from the end of the camshaft on each side of the engine. 8. Push valve lifters (11) up away from the camshaft into the cylinder heads and hold the lifters in this position. An O-ring seal can be used to hold the valve lifters up. 9. Install the pilot assembly part of tool group (C) on one end of the camshaft. 10. Install the handle part of tool group (C) on the other end of the camshaft. 11. Pull camshaft (12) out of the engine block until a hoist can be fastened to it.12. Put identification on the camshafts as to their location in the engine so they