C13 Engine for Caterpillar Built Machines Caterpillar

Removal Procedure

1. Turn the fuel supply to the “OFF” position.
   Show/hide table

   Illustration 1	g02167856

2. Disconnect hose assembly (2). Remove bolts (1). Remove fuel pressure regulator (3).
   Show/hide table

   Illustration 2	g01859379

3. Remove check valve (4) from fuel pressure regulator (3). Remove O-ring seal (5) and backup ring (6).

Installation Procedure

1. Install fuel pressure regulator (3) in reverse order of removal.

   1. Tighten check valve (4) to a torque of 28 ± 3 N·m (21 ± 2 lb ft).