CARRIER-RING-YM 3843850 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7573 Link Bracket 2
B - Guide Bolt (M16 x 2 by 4 inch) 1
C 9S-3263 Thread Lock Compound 1 Note: For information on the reusability of the flywheel on 3116 engines, refer to Guideline For Reusable Parts And Salvage Operations, SEBF8207, "Flywheel Specifications for 3116 Engines".Note: Drill and tap the new flywheel ring gear if the outer bolt holes of the flywheel are used . Use the flywheel as a template and drill twelve holes to a diameter of 8.2 mm (0.32 inch). Thread the holes with a tap.
Raise the temperature of the flywheel ring gear to a maximum temperature of 204 °C (400 °F). Do not use a torch to heat the flywheel ring gear. Install the flywheel ring gear on the flywheel. Position the flywheel ring gear with the part number toward the crankshaft. Allow the flywheel ring gear to cool. Use a soft hammer in order to seat the flywheel ring gear against the shoulder of the flywheel.
Illustration 1 g00613482
Install Tooling (A) on flywheel (2). Fasten a suitable lifting device to flywheel (2).
Place flywheel (2) in the original position on Tooling (B). Align the arrows on flywheel (2) and the crankshaft.
Apply Tooling (C) to the threads of bolts (1).
Install bolts (1) and the washers. Remove Tooling (B) and install remaining bolt (1) and the washer. Tighten the bolts evenly to a torque of 120 20 N m (90 15 lb ft).
Check the flywheel runout. Refer to Testing and Adjusting, "Basic Block" for the correct procedure.