ROTOCOIL ASSEM. 1S3028 - Caterpillar

Illustration 1 g03084416
Typical example
Table 1
Specification for 380-9191 and 381-1962 Camshaft Gp
Item Qty Part Specification Description
1 16 5P-0076 Bolt Torque to 55 7 N m (41 5 lb ft).
2 2 5B-5821 Dowel Extension (D) of the dowel is 12.0 0.5 mm (0.47 0.02 inch).
3 2 4N-1650 Dowel Extension (C) of the dowel is 22.0 0.5 mm (0.87 0.02 inch).
4 2 7N-3218 Thrust Washer Dimension (A) of groove in a new camshaft for the thrust washer is 8.75 0.05 mm (0.344 0.002 inch).
Thickness is 8.50 0.05 mm (0.335 0.002 inch).
E - - Diameter of bearing journal is 91.88 0.02 mm (3.617 0.001 inch).
Illustration 2 g03084420
Table 2
Item Qty Part Specification Description
- - - Use the following procedure in order to determine the actual camshaft lobe lift (F):
1. Measure camshaft lobe height (G).
2. Measure base circle (H).
3. Subtract the base circle (H) from the camshaft lobe height (G). The difference is the actual camshaft lobe lift.
- - - Specified camshaft lobe lift (F) for:
Inlet lobe is 13.250 mm (0.5217 inch).
Injector lobe is 13.807 mm (0.5437 inch).
Exhaust lobe is 13.250 mm (0.5217 inch).