KIT (12 VANES) 4H4391 - Caterpillar

Start By:a. remove fuel injection lines
Keep all parts clean from contaminants. Contaminants put into the system may cause rapid wear and shortened component life.
1. Remove bolts (1) and fan guard (2). 2. loosen bolts (7), (9) and (10). Remove belts (8).3. Remove bolt (4) to clip. Remove grease line (3).4. Remove nuts (6). Remove cover (5) and the gasket. 5. Loosen bolt (12) enough to leave a gap of 3.18 mm (.125 in) between washers (11) and the fuel pump drive gear.6. Install tooling (A) as shown. Tighten the stud to pull the fuel pump drive gear loose from the taper on