LINK AS-TRACK 6Y1141 - Caterpillar

Remove Fuel Injection Valves (Direct Injection)
Start By:a. remove valve covers 1. Remove fuel line (1) with Tool (A).
Put protective caps on all fuel line openings.
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 (serration) in adapter (3).4. Install the nut that hold the fuel injection valve in adapter (3). Tighten the nut to 75 7 N m (55 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