RADIATOR 7S3065 - Caterpillar

Remove Fuel Injection Valves (Direct Injection)
START BY:a. remove valve covers
Put protection caps on all fuel line openings.
1. Remove fuel line (1) with tool (A).2. Remove nut (3) that holds the fuel valve in adapter (2).3. Remove the fuel injection valve with tool (B).Install Fuel Injection Valves (Direct Injection)
1. If the seal on the direct injection valve has been removed, install a new seal as follows:a. Put a new seal on tool (C).b. Put tool (C) over valve body (1).c. Push the seal into position on the valve body. 2. Install nozzle (2) on valve body (1) finger tight.3. Install the fuel injection valve in direct injection adapter (3). Make sure the grooves (serrations) on valve body (1) are in alignment with the grooves (serrations) in adapter (3).4. On earlier engines, install the nut that holds the fuel injection valve in adapter (3). Tighten the nut to a torque of 75 7 N m (55 5 lb.ft.). On later engines, install the sleeve, clamps and bolts to hold the fuel injection valve in adapter (3). Tighten the bolts to a torque of 31 7 N m (23 5 lb.ft.). 5. Install fuel line (4). Tighten the nuts on the fuel line to a torque of 40 7 N m (30 5 lb.ft.) with tool (A).END BY:a. install valve covers