KIT-CYLINDER HEAD GASKET 3639026 - Caterpillar

Liter Family Of EnginesDescription of Change: A new control uses close clearance shaft bearings and is installed differently than the former control. All bearing supports are factory set on the former control.Adaptable To: The new 4P9047 Control Assembly is a direct replacement for the former 7C1516 Control Rack Assembly on the 7W6989 Fuel Injection Control Group. Also, the new 4P9048 Control Assembly is a direct replacement for the former 7C1514 Control Rack Assembly on the 7W8600 Fuel Injection Control Group. Use the following procedure for assembly on the 7W6989 Fuel Injection Control Group:
1. Assure two 6V5698 Screws in inboard bracket(s) are loose.2. Tighten the bolts for outer bearing brackets A and D to 3.5 0.2 N m (2.6 lb ft) after installed on the engine.3. Tighten the bolts for inner bearing brackets B and C to 3.5 0.2 N m (2.6 lb ft) after installed on the engine.4. Position the inner B and C bearings to allow free rotation of the rack control rod.5. Tighten 6V5698 Screws on inboard brackets to 3.5 0.2 N m (2.6 lb ft).6. Control rod must rotate when force of 4.4 N (1 lb) or less is applied to control lever in direction indicated by arrows.
Illustration 1. Location of components on 7W6989 Fuel Injection Control Group.Use the following procedure for assembly on the 7W8600 Fuel Injection Control Group:
1. Assure two 6V5698 Screws in inboard brackets are loose.2. Tighten the outer bearing brackets A and C to 3.5 0.2 N m (2.6 lb ft) after installed on the engine.3. Tighten the inner bearing bracket B to 3.5 0.2 N m (2.6 lb ft) after installed on the engine.4. Position the inner bearing to allow free rotation of the rack control rod.5. Tighten 6V5698 Screws on inboard brackets to 3.5 0.2 N m (2.6 lb ft).6. Control rod must rotate when force of 4.4 N (1 lb) or less is applied to control lever in direction indicated by arrows.
Illustration 1. Location of components on 7W8600 Fuel Injection Control Group.