KIT-GASKET 2144150 - Caterpillar

Remove Automatic Timing Advance Unit
1. Remove timing slot plug (1) and insert timing pin.
TIMING SLOT PLUG (Typical Example)
1. Plug.2. Rotate the engine crankshaft CLOCKWISE (as viewed from front of engine) until the timing pin drops into the timing slot in the fuel pump camshaft.3. Back off retaining bolt (2). The bolt will feel loose, then tighten up again when the taper drive on the carrier starts to separate from the injection pump camshaft.
REMOVING RETAINING BOLT
2. Retaining bolt.4. Remove automatic timing advance unit (3).
REMOVING AUTOMATIC TIMING ADVANCE UNIT
3. Automatic timing advance unit.Install Automatic Timing Advance Unit
1. If timing mark on crankshaft gear and timing mark on camshaft gear are not aligned, rotate the crankshaft CLOCKWISE (as viewed from front of engine) until timing mark on crankshaft gear is aligned with timing mark on camshaft gear.
TIMING MARKS Apply engine oil (SAE 30) through opening in end plates of the timing advance unit before installing on engine.2. Position automatic timing advance unit on the fuel injection pump camshaft.3. Install retaining bolt and tighten to 35 2 lb. ft. (4.8 0.3 mkg).